diff options
author | Dan McGee <dan@archlinux.org> | 2012-02-29 17:52:13 -0600 |
---|---|---|
committer | Dan McGee <dan@archlinux.org> | 2012-03-02 11:41:01 -0600 |
commit | 14c51a5bd86384510071829ba0b0cfb515e924e5 (patch) | |
tree | cd5d1f9e672ab6baebb12e50c215f5fa9cf84eb0 | |
parent | 3702f7af2ba09c5c3b41390aa4b430b60c6a7b5c (diff) |
Update d3 to 2.8.1
Signed-off-by: Dan McGee <dan@archlinux.org>
-rw-r--r-- | templates/visualize/index.html | 4 | ||||
-rw-r--r-- | visualize/static/d3.geom.js | 835 | ||||
-rw-r--r-- | visualize/static/d3.geom.min.js | 1 | ||||
-rw-r--r-- | visualize/static/d3.js | 4707 | ||||
-rw-r--r-- | visualize/static/d3.layout.js | 1881 | ||||
-rw-r--r-- | visualize/static/d3.layout.min.js | 1 | ||||
-rw-r--r-- | visualize/static/d3.min.js | 2 | ||||
-rw-r--r-- | visualize/static/d3.v2.js | 9342 | ||||
-rw-r--r-- | visualize/static/d3.v2.min.js | 4 |
9 files changed, 9347 insertions, 7430 deletions
diff --git a/templates/visualize/index.html b/templates/visualize/index.html index 6c41c475..a7727b1f 100644 --- a/templates/visualize/index.html +++ b/templates/visualize/index.html @@ -28,9 +28,7 @@ <div id="visualize-keys" class="visualize-chart"></div> </div> {% load cdn %}{% jquery %} -<script type="text/javascript" src="{{ STATIC_URL }}d3.min.js"></script> -<script type="text/javascript" src="{{ STATIC_URL }}d3.geom.min.js"></script> -<script type="text/javascript" src="{{ STATIC_URL }}d3.layout.min.js"></script> +<script type="text/javascript" src="{{ STATIC_URL }}d3.v2.min.js"></script> <script type="text/javascript" src="{{ STATIC_URL }}archweb.js"></script> <script type="text/javascript" src="{{ STATIC_URL }}visualize.js"></script> <script type="text/javascript"> diff --git a/visualize/static/d3.geom.js b/visualize/static/d3.geom.js deleted file mode 100644 index d860c2bf..00000000 --- a/visualize/static/d3.geom.js +++ /dev/null @@ -1,835 +0,0 @@ -(function(){d3.geom = {}; -/** - * Computes a contour for a given input grid function using the <a - * href="http://en.wikipedia.org/wiki/Marching_squares">marching - * squares</a> algorithm. Returns the contour polygon as an array of points. - * - * @param grid a two-input function(x, y) that returns true for values - * inside the contour and false for values outside the contour. - * @param start an optional starting point [x, y] on the grid. - * @returns polygon [[x1, y1], [x2, y2], …] - */ -d3.geom.contour = function(grid, start) { - var s = start || d3_geom_contourStart(grid), // starting point - c = [], // contour polygon - x = s[0], // current x position - y = s[1], // current y position - dx = 0, // next x direction - dy = 0, // next y direction - pdx = NaN, // previous x direction - pdy = NaN, // previous y direction - i = 0; - - do { - // determine marching squares index - i = 0; - if (grid(x-1, y-1)) i += 1; - if (grid(x, y-1)) i += 2; - if (grid(x-1, y )) i += 4; - if (grid(x, y )) i += 8; - - // determine next direction - if (i === 6) { - dx = pdy === -1 ? -1 : 1; - dy = 0; - } else if (i === 9) { - dx = 0; - dy = pdx === 1 ? -1 : 1; - } else { - dx = d3_geom_contourDx[i]; - dy = d3_geom_contourDy[i]; - } - - // update contour polygon - if (dx != pdx && dy != pdy) { - c.push([x, y]); - pdx = dx; - pdy = dy; - } - - x += dx; - y += dy; - } while (s[0] != x || s[1] != y); - - return c; -}; - -// lookup tables for marching directions -var d3_geom_contourDx = [1, 0, 1, 1,-1, 0,-1, 1,0, 0,0,0,-1, 0,-1,NaN], - d3_geom_contourDy = [0,-1, 0, 0, 0,-1, 0, 0,1,-1,1,1, 0,-1, 0,NaN]; - -function d3_geom_contourStart(grid) { - var x = 0, - y = 0; - - // search for a starting point; begin at origin - // and proceed along outward-expanding diagonals - while (true) { - if (grid(x,y)) { - return [x,y]; - } - if (x === 0) { - x = y + 1; - y = 0; - } else { - x = x - 1; - y = y + 1; - } - } -} -/** - * Computes the 2D convex hull of a set of points using Graham's scanning - * algorithm. The algorithm has been implemented as described in Cormen, - * Leiserson, and Rivest's Introduction to Algorithms. The running time of - * this algorithm is O(n log n), where n is the number of input points. - * - * @param vertices [[x1, y1], [x2, y2], …] - * @returns polygon [[x1, y1], [x2, y2], …] - */ -d3.geom.hull = function(vertices) { - if (vertices.length < 3) return []; - - var len = vertices.length, - plen = len - 1, - points = [], - stack = [], - i, j, h = 0, x1, y1, x2, y2, u, v, a, sp; - - // find the starting ref point: leftmost point with the minimum y coord - for (i=1; i<len; ++i) { - if (vertices[i][1] < vertices[h][1]) { - h = i; - } else if (vertices[i][1] == vertices[h][1]) { - h = (vertices[i][0] < vertices[h][0] ? i : h); - } - } - - // calculate polar angles from ref point and sort - for (i=0; i<len; ++i) { - if (i === h) continue; - y1 = vertices[i][1] - vertices[h][1]; - x1 = vertices[i][0] - vertices[h][0]; - points.push({angle: Math.atan2(y1, x1), index: i}); - } - points.sort(function(a, b) { return a.angle - b.angle; }); - - // toss out duplicate angles - a = points[0].angle; - v = points[0].index; - u = 0; - for (i=1; i<plen; ++i) { - j = points[i].index; - if (a == points[i].angle) { - // keep angle for point most distant from the reference - x1 = vertices[v][0] - vertices[h][0]; - y1 = vertices[v][1] - vertices[h][1]; - x2 = vertices[j][0] - vertices[h][0]; - y2 = vertices[j][1] - vertices[h][1]; - if ((x1*x1 + y1*y1) >= (x2*x2 + y2*y2)) { - points[i].index = -1; - } else { - points[u].index = -1; - a = points[i].angle; - u = i; - v = j; - } - } else { - a = points[i].angle; - u = i; - v = j; - } - } - - // initialize the stack - stack.push(h); - for (i=0, j=0; i<2; ++j) { - if (points[j].index !== -1) { - stack.push(points[j].index); - i++; - } - } - sp = stack.length; - - // do graham's scan - for (; j<plen; ++j) { - if (points[j].index === -1) continue; // skip tossed out points - while (!d3_geom_hullCCW(stack[sp-2], stack[sp-1], points[j].index, vertices)) { - --sp; - } - stack[sp++] = points[j].index; - } - - // construct the hull - var poly = []; - for (i=0; i<sp; ++i) { - poly.push(vertices[stack[i]]); - } - return poly; -} - -// are three points in counter-clockwise order? -function d3_geom_hullCCW(i1, i2, i3, v) { - var t, a, b, c, d, e, f; - t = v[i1]; a = t[0]; b = t[1]; - t = v[i2]; c = t[0]; d = t[1]; - t = v[i3]; e = t[0]; f = t[1]; - return ((f-b)*(c-a) - (d-b)*(e-a)) > 0; -} -// Note: requires coordinates to be counterclockwise and convex! -d3.geom.polygon = function(coordinates) { - - coordinates.area = function() { - var i = 0, - n = coordinates.length, - a = coordinates[n - 1][0] * coordinates[0][1], - b = coordinates[n - 1][1] * coordinates[0][0]; - while (++i < n) { - a += coordinates[i - 1][0] * coordinates[i][1]; - b += coordinates[i - 1][1] * coordinates[i][0]; - } - return (b - a) * .5; - }; - - coordinates.centroid = function(k) { - var i = -1, - n = coordinates.length - 1, - x = 0, - y = 0, - a, - b, - c; - if (!arguments.length) k = -1 / (6 * coordinates.area()); - while (++i < n) { - a = coordinates[i]; - b = coordinates[i + 1]; - c = a[0] * b[1] - b[0] * a[1]; - x += (a[0] + b[0]) * c; - y += (a[1] + b[1]) * c; - } - return [x * k, y * k]; - }; - - // The Sutherland-Hodgman clipping algorithm. - coordinates.clip = function(subject) { - var input, - i = -1, - n = coordinates.length, - j, - m, - a = coordinates[n - 1], - b, - c, - d; - while (++i < n) { - input = subject.slice(); - subject.length = 0; - b = coordinates[i]; - c = input[(m = input.length) - 1]; - j = -1; - while (++j < m) { - d = input[j]; - if (d3_geom_polygonInside(d, a, b)) { - if (!d3_geom_polygonInside(c, a, b)) { - subject.push(d3_geom_polygonIntersect(c, d, a, b)); - } - subject.push(d); - } else if (d3_geom_polygonInside(c, a, b)) { - subject.push(d3_geom_polygonIntersect(c, d, a, b)); - } - c = d; - } - a = b; - } - return subject; - }; - - return coordinates; -}; - -function d3_geom_polygonInside(p, a, b) { - return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]); -} - -// Intersect two infinite lines cd and ab. -function d3_geom_polygonIntersect(c, d, a, b) { - var x1 = c[0], x2 = d[0], x3 = a[0], x4 = b[0], - y1 = c[1], y2 = d[1], y3 = a[1], y4 = b[1], - x13 = x1 - x3, - x21 = x2 - x1, - x43 = x4 - x3, - y13 = y1 - y3, - y21 = y2 - y1, - y43 = y4 - y3, - ua = (x43 * y13 - y43 * x13) / (y43 * x21 - x43 * y21); - return [x1 + ua * x21, y1 + ua * y21]; -} -// Adapted from Nicolas Garcia Belmonte's JIT implementation: -// http://blog.thejit.org/2010/02/12/voronoi-tessellation/ -// http://blog.thejit.org/assets/voronoijs/voronoi.js -// See lib/jit/LICENSE for details. - -// Notes: -// -// This implementation does not clip the returned polygons, so if you want to -// clip them to a particular shape you will need to do that either in SVG or by -// post-processing with d3.geom.polygon's clip method. -// -// If any vertices are coincident or have NaN positions, the behavior of this -// method is undefined. Most likely invalid polygons will be returned. You -// should filter invalid points, and consolidate coincident points, before -// computing the tessellation. - -/** - * @param vertices [[x1, y1], [x2, y2], …] - * @returns polygons [[[x1, y1], [x2, y2], …], …] - */ -d3.geom.voronoi = function(vertices) { - var polygons = vertices.map(function() { return []; }); - - d3_voronoi_tessellate(vertices, function(e) { - var s1, - s2, - x1, - x2, - y1, - y2; - if (e.a === 1 && e.b >= 0) { - s1 = e.ep.r; - s2 = e.ep.l; - } else { - s1 = e.ep.l; - s2 = e.ep.r; - } - if (e.a === 1) { - y1 = s1 ? s1.y : -1e6; - x1 = e.c - e.b * y1; - y2 = s2 ? s2.y : 1e6; - x2 = e.c - e.b * y2; - } else { - x1 = s1 ? s1.x : -1e6; - y1 = e.c - e.a * x1; - x2 = s2 ? s2.x : 1e6; - y2 = e.c - e.a * x2; - } - var v1 = [x1, y1], - v2 = [x2, y2]; - polygons[e.region.l.index].push(v1, v2); - polygons[e.region.r.index].push(v1, v2); - }); - - // Reconnect the polygon segments into counterclockwise loops. - return polygons.map(function(polygon, i) { - var cx = vertices[i][0], - cy = vertices[i][1]; - polygon.forEach(function(v) { - v.angle = Math.atan2(v[0] - cx, v[1] - cy); - }); - return polygon.sort(function(a, b) { - return a.angle - b.angle; - }).filter(function(d, i) { - return !i || (d.angle - polygon[i - 1].angle > 1e-10); - }); - }); -}; - -var d3_voronoi_opposite = {"l": "r", "r": "l"}; - -function d3_voronoi_tessellate(vertices, callback) { - - var Sites = { - list: vertices - .map(function(v, i) { - return { - index: i, - x: v[0], - y: v[1] - }; - }) - .sort(function(a, b) { - return a.y < b.y ? -1 - : a.y > b.y ? 1 - : a.x < b.x ? -1 - : a.x > b.x ? 1 - : 0; - }), - bottomSite: null - }; - - var EdgeList = { - list: [], - leftEnd: null, - rightEnd: null, - - init: function() { - EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l"); - EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l"); - EdgeList.leftEnd.r = EdgeList.rightEnd; - EdgeList.rightEnd.l = EdgeList.leftEnd; - EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd); - }, - - createHalfEdge: function(edge, side) { - return { - edge: edge, - side: side, - vertex: null, - "l": null, - "r": null - }; - }, - - insert: function(lb, he) { - he.l = lb; - he.r = lb.r; - lb.r.l = he; - lb.r = he; - }, - - leftBound: function(p) { - var he = EdgeList.leftEnd; - do { - he = he.r; - } while (he != EdgeList.rightEnd && Geom.rightOf(he, p)); - he = he.l; - return he; - }, - - del: function(he) { - he.l.r = he.r; - he.r.l = he.l; - he.edge = null; - }, - - right: function(he) { - return he.r; - }, - - left: function(he) { - return he.l; - }, - - leftRegion: function(he) { - return he.edge == null - ? Sites.bottomSite - : he.edge.region[he.side]; - }, - - rightRegion: function(he) { - return he.edge == null - ? Sites.bottomSite - : he.edge.region[d3_voronoi_opposite[he.side]]; - } - }; - - var Geom = { - - bisect: function(s1, s2) { - var newEdge = { - region: {"l": s1, "r": s2}, - ep: {"l": null, "r": null} - }; - - var dx = s2.x - s1.x, - dy = s2.y - s1.y, - adx = dx > 0 ? dx : -dx, - ady = dy > 0 ? dy : -dy; - - newEdge.c = s1.x * dx + s1.y * dy - + (dx * dx + dy * dy) * .5; - - if (adx > ady) { - newEdge.a = 1; - newEdge.b = dy / dx; - newEdge.c /= dx; - } else { - newEdge.b = 1; - newEdge.a = dx / dy; - newEdge.c /= dy; - } - - return newEdge; - }, - - intersect: function(el1, el2) { - var e1 = el1.edge, - e2 = el2.edge; - if (!e1 || !e2 || (e1.region.r == e2.region.r)) { - return null; - } - var d = (e1.a * e2.b) - (e1.b * e2.a); - if (Math.abs(d) < 1e-10) { - return null; - } - var xint = (e1.c * e2.b - e2.c * e1.b) / d, - yint = (e2.c * e1.a - e1.c * e2.a) / d, - e1r = e1.region.r, - e2r = e2.region.r, - el, - e; - if ((e1r.y < e2r.y) || - (e1r.y == e2r.y && e1r.x < e2r.x)) { - el = el1; - e = e1; - } else { - el = el2; - e = e2; - } - var rightOfSite = (xint >= e.region.r.x); - if ((rightOfSite && (el.side === "l")) || - (!rightOfSite && (el.side === "r"))) { - return null; - } - return { - x: xint, - y: yint - }; - }, - - rightOf: function(he, p) { - var e = he.edge, - topsite = e.region.r, - rightOfSite = (p.x > topsite.x); - - if (rightOfSite && (he.side === "l")) { - return 1; - } - if (!rightOfSite && (he.side === "r")) { - return 0; - } - if (e.a === 1) { - var dyp = p.y - topsite.y, - dxp = p.x - topsite.x, - fast = 0, - above = 0; - - if ((!rightOfSite && (e.b < 0)) || - (rightOfSite && (e.b >= 0))) { - above = fast = (dyp >= e.b * dxp); - } else { - above = ((p.x + p.y * e.b) > e.c); - if (e.b < 0) { - above = !above; - } - if (!above) { - fast = 1; - } - } - if (!fast) { - var dxs = topsite.x - e.region.l.x; - above = (e.b * (dxp * dxp - dyp * dyp)) < - (dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b)); - - if (e.b < 0) { - above = !above; - } - } - } else /* e.b == 1 */ { - var yl = e.c - e.a * p.x, - t1 = p.y - yl, - t2 = p.x - topsite.x, - t3 = yl - topsite.y; - - above = (t1 * t1) > (t2 * t2 + t3 * t3); - } - return he.side === "l" ? above : !above; - }, - - endPoint: function(edge, side, site) { - edge.ep[side] = site; - if (!edge.ep[d3_voronoi_opposite[side]]) return; - callback(edge); - }, - - distance: function(s, t) { - var dx = s.x - t.x, - dy = s.y - t.y; - return Math.sqrt(dx * dx + dy * dy); - } - }; - - var EventQueue = { - list: [], - - insert: function(he, site, offset) { - he.vertex = site; - he.ystar = site.y + offset; - for (var i=0, list=EventQueue.list, l=list.length; i<l; i++) { - var next = list[i]; - if (he.ystar > next.ystar || - (he.ystar == next.ystar && - site.x > next.vertex.x)) { - continue; - } else { - break; - } - } - list.splice(i, 0, he); - }, - - del: function(he) { - for (var i=0, ls=EventQueue.list, l=ls.length; i<l && (ls[i] != he); ++i) {} - ls.splice(i, 1); - }, - - empty: function() { return EventQueue.list.length === 0; }, - - nextEvent: function(he) { - for (var i=0, ls=EventQueue.list, l=ls.length; i<l; ++i) { - if (ls[i] == he) return ls[i+1]; - } - return null; - }, - - min: function() { - var elem = EventQueue.list[0]; - return { - x: elem.vertex.x, - y: elem.ystar - }; - }, - - extractMin: function() { - return EventQueue.list.shift(); - } - }; - - EdgeList.init(); - Sites.bottomSite = Sites.list.shift(); - - var newSite = Sites.list.shift(), newIntStar; - var lbnd, rbnd, llbnd, rrbnd, bisector; - var bot, top, temp, p, v; - var e, pm; - - while (true) { - if (!EventQueue.empty()) { - newIntStar = EventQueue.min(); - } - if (newSite && (EventQueue.empty() - || newSite.y < newIntStar.y - || (newSite.y == newIntStar.y - && newSite.x < newIntStar.x))) { //new site is smallest - lbnd = EdgeList.leftBound(newSite); - rbnd = EdgeList.right(lbnd); - bot = EdgeList.rightRegion(lbnd); - e = Geom.bisect(bot, newSite); - bisector = EdgeList.createHalfEdge(e, "l"); - EdgeList.insert(lbnd, bisector); - p = Geom.intersect(lbnd, bisector); - if (p) { - EventQueue.del(lbnd); - EventQueue.insert(lbnd, p, Geom.distance(p, newSite)); - } - lbnd = bisector; - bisector = EdgeList.createHalfEdge(e, "r"); - EdgeList.insert(lbnd, bisector); - p = Geom.intersect(bisector, rbnd); - if (p) { - EventQueue.insert(bisector, p, Geom.distance(p, newSite)); - } - newSite = Sites.list.shift(); - } else if (!EventQueue.empty()) { //intersection is smallest - lbnd = EventQueue.extractMin(); - llbnd = EdgeList.left(lbnd); - rbnd = EdgeList.right(lbnd); - rrbnd = EdgeList.right(rbnd); - bot = EdgeList.leftRegion(lbnd); - top = EdgeList.rightRegion(rbnd); - v = lbnd.vertex; - Geom.endPoint(lbnd.edge, lbnd.side, v); - Geom.endPoint(rbnd.edge, rbnd.side, v); - EdgeList.del(lbnd); - EventQueue.del(rbnd); - EdgeList.del(rbnd); - pm = "l"; - if (bot.y > top.y) { - temp = bot; - bot = top; - top = temp; - pm = "r"; - } - e = Geom.bisect(bot, top); - bisector = EdgeList.createHalfEdge(e, pm); - EdgeList.insert(llbnd, bisector); - Geom.endPoint(e, d3_voronoi_opposite[pm], v); - p = Geom.intersect(llbnd, bisector); - if (p) { - EventQueue.del(llbnd); - EventQueue.insert(llbnd, p, Geom.distance(p, bot)); - } - p = Geom.intersect(bisector, rrbnd); - if (p) { - EventQueue.insert(bisector, p, Geom.distance(p, bot)); - } - } else { - break; - } - }//end while - - for (lbnd = EdgeList.right(EdgeList.leftEnd); - lbnd != EdgeList.rightEnd; - lbnd = EdgeList.right(lbnd)) { - callback(lbnd.edge); - } -} -/** -* @param vertices [[x1, y1], [x2, y2], …] -* @returns triangles [[[x1, y1], [x2, y2], [x3, y3]], …] - */ -d3.geom.delaunay = function(vertices) { - var edges = vertices.map(function() { return []; }), - triangles = []; - - // Use the Voronoi tessellation to determine Delaunay edges. - d3_voronoi_tessellate(vertices, function(e) { - edges[e.region.l.index].push(vertices[e.region.r.index]); - }); - - // Reconnect the edges into counterclockwise triangles. - edges.forEach(function(edge, i) { - var v = vertices[i], - cx = v[0], - cy = v[1]; - edge.forEach(function(v) { - v.angle = Math.atan2(v[0] - cx, v[1] - cy); - }); - edge.sort(function(a, b) { - return a.angle - b.angle; - }); - for (var j = 0, m = edge.length - 1; j < m; j++) { - triangles.push([v, edge[j], edge[j + 1]]); - } - }); - - return triangles; -}; -// Constructs a new quadtree for the specified array of points. A quadtree is a -// two-dimensional recursive spatial subdivision. This implementation uses -// square partitions, dividing each square into four equally-sized squares. Each -// point exists in a unique node; if multiple points are in the same position, -// some points may be stored on internal nodes rather than leaf nodes. Quadtrees -// can be used to accelerate various spatial operations, such as the Barnes-Hut -// approximation for computing n-body forces, or collision detection. -d3.geom.quadtree = function(points, x1, y1, x2, y2) { - var p, - i = -1, - n = points.length; - - // Type conversion for deprecated API. - if (n && isNaN(points[0].x)) points = points.map(d3_geom_quadtreePoint); - - // Allow bounds to be specified explicitly. - if (arguments.length < 5) { - if (arguments.length === 3) { - y2 = x2 = y1; - y1 = x1; - } else { - x1 = y1 = Infinity; - x2 = y2 = -Infinity; - - // Compute bounds. - while (++i < n) { - p = points[i]; - if (p.x < x1) x1 = p.x; - if (p.y < y1) y1 = p.y; - if (p.x > x2) x2 = p.x; - if (p.y > y2) y2 = p.y; - } - - // Squarify the bounds. - var dx = x2 - x1, - dy = y2 - y1; - if (dx > dy) y2 = y1 + dx; - else x2 = x1 + dy; - } - } - - // Recursively inserts the specified point p at the node n or one of its - // descendants. The bounds are defined by [x1, x2] and [y1, y2]. - function insert(n, p, x1, y1, x2, y2) { - if (isNaN(p.x) || isNaN(p.y)) return; // ignore invalid points - if (n.leaf) { - var v = n.point; - if (v) { - // If the point at this leaf node is at the same position as the new - // point we are adding, we leave the point associated with the - // internal node while adding the new point to a child node. This - // avoids infinite recursion. - if ((Math.abs(v.x - p.x) + Math.abs(v.y - p.y)) < .01) { - insertChild(n, p, x1, y1, x2, y2); - } else { - n.point = null; - insertChild(n, v, x1, y1, x2, y2); - insertChild(n, p, x1, y1, x2, y2); - } - } else { - n.point = p; - } - } else { - insertChild(n, p, x1, y1, x2, y2); - } - } - - // Recursively inserts the specified point p into a descendant of node n. The - // bounds are defined by [x1, x2] and [y1, y2]. - function insertChild(n, p, x1, y1, x2, y2) { - // Compute the split point, and the quadrant in which to insert p. - var sx = (x1 + x2) * .5, - sy = (y1 + y2) * .5, - right = p.x >= sx, - bottom = p.y >= sy, - i = (bottom << 1) + right; - - // Recursively insert into the child node. - n.leaf = false; - n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode()); - - // Update the bounds as we recurse. - if (right) x1 = sx; else x2 = sx; - if (bottom) y1 = sy; else y2 = sy; - insert(n, p, x1, y1, x2, y2); - } - - // Create the root node. - var root = d3_geom_quadtreeNode(); - - root.add = function(p) { - insert(root, p, x1, y1, x2, y2); - }; - - root.visit = function(f) { - d3_geom_quadtreeVisit(f, root, x1, y1, x2, y2); - }; - - // Insert all points. - points.forEach(root.add); - return root; -}; - -function d3_geom_quadtreeNode() { - return { - leaf: true, - nodes: [], - point: null - }; -} - -function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) { - if (!f(node, x1, y1, x2, y2)) { - var sx = (x1 + x2) * .5, - sy = (y1 + y2) * .5, - children = node.nodes; - if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy); - if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy); - if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2); - if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2); - } -} - -function d3_geom_quadtreePoint(p) { - return { - x: p[0], - y: p[1] - }; -} -})(); diff --git a/visualize/static/d3.geom.min.js b/visualize/static/d3.geom.min.js deleted file mode 100644 index 2dc6395d..00000000 --- a/visualize/static/d3.geom.min.js +++ /dev/null @@ -1 +0,0 @@ -(function(){function c(a){var b=0,c=0;for(;;){if(a(b,c))return[b,c];b===0?(b=c+1,c=0):(b-=1,c+=1)}}function d(a,b,c,d){var e,f,g,h,i,j,k;return e=d[a],f=e[0],g=e[1],e=d[b],h=e[0],i=e[1],e=d[c],j=e[0],k=e[1],(k-g)*(h-f)-(i-g)*(j-f)>0}function e(a,b,c){return(c[0]-b[0])*(a[1]-b[1])<(c[1]-b[1])*(a[0]-b[0])}function f(a,b,c,d){var e=a[0],f=b[0],g=c[0],h=d[0],i=a[1],j=b[1],k=c[1],l=d[1],m=e-g,n=f-e,o=h-g,p=i-k,q=j-i,r=l-k,s=(o*p-r*m)/(r*n-o*q);return[e+s*n,i+s*q]}function h(a,b){var c={list:a.map(function(a,b){return{index:b,x:a[0],y:a[1]}}).sort(function(a,b){return a.y<b.y?-1:a.y>b.y?1:a.x<b.x?-1:a.x>b.x?1:0}),bottomSite:null},d={list:[],leftEnd:null,rightEnd:null,init:function(){d.leftEnd=d.createHalfEdge(null,"l"),d.rightEnd=d.createHalfEdge(null,"l"),d.leftEnd.r=d.rightEnd,d.rightEnd.l=d.leftEnd,d.list.unshift(d.leftEnd,d.rightEnd)},createHalfEdge:function(a,b){return{edge:a,side:b,vertex:null,l:null,r:null}},insert:function(a,b){b.l=a,b.r=a.r,a.r.l=b,a.r=b},leftBound:function(a){var b=d.leftEnd;do b=b.r;while(b!=d.rightEnd&&e.rightOf(b,a));return b=b.l,b},del:function(a){a.l.r=a.r,a.r.l=a.l,a.edge=null},right:function(a){return a.r},left:function(a){return a.l},leftRegion:function(a){return a.edge==null?c.bottomSite:a.edge.region[a.side]},rightRegion:function(a){return a.edge==null?c.bottomSite:a.edge.region[g[a.side]]}},e={bisect:function(a,b){var c={region:{l:a,r:b},ep:{l:null,r:null}},d=b.x-a.x,e=b.y-a.y,f=d>0?d:-d,g=e>0?e:-e;return c.c=a.x*d+a.y*e+(d*d+e*e)*.5,f>g?(c.a=1,c.b=e/d,c.c/=d):(c.b=1,c.a=d/e,c.c/=e),c},intersect:function(a,b){var c=a.edge,d=b.edge;if(!c||!d||c.region.r==d.region.r)return null;var e=c.a*d.b-c.b*d.a;if(Math.abs(e)<1e-10)return null;var f=(c.c*d.b-d.c*c.b)/e,g=(d.c*c.a-c.c*d.a)/e,h=c.region.r,i=d.region.r,j,k;h.y<i.y||h.y==i.y&&h.x<i.x?(j=a,k=c):(j=b,k=d);var l=f>=k.region.r.x;return l&&j.side==="l"||!l&&j.side==="r"?null:{x:f,y:g}},rightOf:function(a,b){var c=a.edge,d=c.region.r,e=b.x>d.x;if(e&&a.side==="l")return 1;if(!e&&a.side==="r")return 0;if(c.a===1){var f=b.y-d.y,g=b.x-d.x,h=0,i=0;!e&&c.b<0||e&&c.b>=0?i=h=f>=c.b*g:(i=b.x+b.y*c.b>c.c,c.b<0&&(i=!i),i||(h=1));if(!h){var j=d.x-c.region.l.x;i=c.b*(g*g-f*f)<j*f*(1+2*g/j+c.b*c.b),c.b<0&&(i=!i)}}else{var k=c.c-c.a*b.x,l=b.y-k,m=b.x-d.x,n=k-d.y;i=l*l>m*m+n*n}return a.side==="l"?i:!i},endPoint:function(a,c,d){a.ep[c]=d;if(!a.ep[g[c]])return;b(a)},distance:function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)}},f={list:[],insert:function(a,b,c){a.vertex=b,a.ystar=b.y+c;for(var d=0,e=f.list,g=e.length;d<g;d++){var h=e[d];if(a.ystar>h.ystar||a.ystar==h.ystar&&b.x>h.vertex.x)continue;break}e.splice(d,0,a)},del:function(a){for(var b=0,c=f.list,d=c.length;b<d&&c[b]!=a;++b);c.splice(b,1)},empty:function(){return f.list.length===0},nextEvent:function(a){for(var b=0,c=f.list,d=c.length;b<d;++b)if(c[b]==a)return c[b+1];return null},min:function(){var a=f.list[0];return{x:a.vertex.x,y:a.ystar}},extractMin:function(){return f.list.shift()}};d.init(),c.bottomSite=c.list.shift();var h=c.list.shift(),i,j,k,l,m,n,o,p,q,r,s,t,u;for(;;){f.empty()||(i=f.min());if(h&&(f.empty()||h.y<i.y||h.y==i.y&&h.x<i.x))j=d.leftBound(h),k=d.right(j),o=d.rightRegion(j),t=e.bisect(o,h),n=d.createHalfEdge(t,"l"),d.insert(j,n),r=e.intersect(j,n),r&&(f.del(j),f.insert(j,r,e.distance(r,h))),j=n,n=d.createHalfEdge(t,"r"),d.insert(j,n),r=e.intersect(n,k),r&&f.insert(n,r,e.distance(r,h)),h=c.list.shift();else if(!f.empty())j=f.extractMin(),l=d.left(j),k=d.right(j),m=d.right(k),o=d.leftRegion(j),p=d.rightRegion(k),s=j.vertex,e.endPoint(j.edge,j.side,s),e.endPoint(k.edge,k.side,s),d.del(j),f.del(k),d.del(k),u="l",o.y>p.y&&(q=o,o=p,p=q,u="r"),t=e.bisect(o,p),n=d.createHalfEdge(t,u),d.insert(l,n),e.endPoint(t,g[u],s),r=e.intersect(l,n),r&&(f.del(l),f.insert(l,r,e.distance(r,o))),r=e.intersect(n,m),r&&f.insert(n,r,e.distance(r,o));else break}for(j=d.right(d.leftEnd);j!=d.rightEnd;j=d.right(j))b(j.edge)}function i(){return{leaf:!0,nodes:[],point:null}}function j(a,b,c,d,e,f){if(!a(b,c,d,e,f)){var g=(c+e)*.5,h=(d+f)*.5,i=b.nodes;i[0]&&j(a,i[0],c,d,g,h),i[1]&&j(a,i[1],g,d,e,h),i[2]&&j(a,i[2],c,h,g,f),i[3]&&j(a,i[3],g,h,e,f)}}function k(a){return{x:a[0],y:a[1]}}d3.geom={},d3.geom.contour=function(d,e){var f=e||c(d),g=[],h=f[0],i=f[1],j=0,k=0,l=NaN,m=NaN,n=0;do n=0,d(h-1,i-1)&&(n+=1),d(h,i-1)&&(n+=2),d(h-1,i)&&(n+=4),d(h,i)&&(n+=8),n===6?(j=m===-1?-1:1,k=0):n===9?(j=0,k=l===1?-1:1):(j=a[n],k=b[n]),j!=l&&k!=m&&(g.push([h,i]),l=j,m=k),h+=j,i+=k;while(f[0]!=h||f[1]!=i);return g};var a=[1,0,1,1,-1,0,-1,1,0,0,0,0,-1,0,-1,NaN],b=[0,-1,0,0,0,-1,0,0,1,-1,1,1,0,-1,0,NaN];d3.geom.hull=function(a){if(a.length<3)return[];var b=a.length,c=b-1,e=[],f=[],g,h,i=0,j,k,l,m,n,o,p,q;for(g=1;g<b;++g)a[g][1]<a[i][1]?i=g:a[g][1]==a[i][1]&&(i=a[g][0]<a[i][0]?g:i);for(g=0;g<b;++g){if(g===i)continue;k=a[g][1]-a[i][1],j=a[g][0]-a[i][0],e.push({angle:Math.atan2(k,j),index:g})}e.sort(function(a,b){return a.angle-b.angle}),p=e[0].angle,o=e[0].index,n=0;for(g=1;g<c;++g)h=e[g].index,p==e[g].angle?(j=a[o][0]-a[i][0],k=a[o][1]-a[i][1],l=a[h][0]-a[i][0],m=a[h][1]-a[i][1],j*j+k*k>=l*l+m*m?e[g].index=-1:(e[n].index=-1,p=e[g].angle,n=g,o=h)):(p=e[g].angle,n=g,o=h);f.push(i);for(g=0,h=0;g<2;++h)e[h].index!==-1&&(f.push(e[h].index),g++);q=f.length;for(;h<c;++h){if(e[h].index===-1)continue;while(!d(f[q-2],f[q-1],e[h].index,a))--q;f[q++]=e[h].index}var r=[];for(g=0;g<q;++g)r.push(a[f[g]]);return r},d3.geom.polygon=function(a){return a.area=function(){var b=0,c=a.length,d=a[c-1][0]*a[0][1],e=a[c-1][1]*a[0][0];while(++b<c)d+=a[b-1][0]*a[b][1],e+=a[b-1][1]*a[b][0];return(e-d)*.5},a.centroid=function(b){var c=-1,d=a.length-1,e=0,f=0,g,h,i;arguments.length||(b=-1/(6*a.area()));while(++c<d)g=a[c],h=a[c+1],i=g[0]*h[1]-h[0]*g[1],e+=(g[0]+h[0])*i,f+=(g[1]+h[1])*i;return[e*b,f*b]},a.clip=function(b){var c,d=-1,g=a.length,h,i,j=a[g-1],k,l,m;while(++d<g){c=b.slice(),b.length=0,k=a[d],l=c[(i=c.length)-1],h=-1;while(++h<i)m=c[h],e(m,j,k)?(e(l,j,k)||b.push(f(l,m,j,k)),b.push(m)):e(l,j,k)&&b.push(f(l,m,j,k)),l=m;j=k}return b},a},d3.geom.voronoi=function(a){var b=a.map(function(){return[]});return h(a,function(a){var c,d,e,f,g,h;a.a===1&&a.b>=0?(c=a.ep.r,d=a.ep.l):(c=a.ep.l,d=a.ep.r),a.a===1?(g=c?c.y:-1e6,e=a.c-a.b*g,h=d?d.y:1e6,f=a.c-a.b*h):(e=c?c.x:-1e6,g=a.c-a.a*e,f=d?d.x:1e6,h=a.c-a.a*f);var i=[e,g],j=[f,h];b[a.region.l.index].push(i,j),b[a.region.r.index].push(i,j)}),b.map(function(b,c){var d=a[c][0],e=a[c][1];return b.forEach(function(a){a.angle=Math.atan2(a[0]-d,a[1]-e)}),b.sort(function(a,b){return a.angle-b.angle}).filter(function(a,c){return!c||a.angle-b[c-1].angle>1e-10})})};var g={l:"r",r:"l"};d3.geom.delaunay=function(a){var b=a.map(function(){return[]}),c=[];return h(a,function(c){b[c.region.l.index].push(a[c.region.r.index])}),b.forEach(function(b,d){var e=a[d],f=e[0],g=e[1];b.forEach(function(a){a.angle=Math.atan2(a[0]-f,a[1]-g)}),b.sort(function(a,b){return a.angle-b.angle});for(var h=0,i=b.length-1;h<i;h++)c.push([e,b[h],b[h+1]])}),c},d3.geom.quadtree=function(a,b,c,d,e){function n(a,b,c,d,e,f){if(isNaN(b.x)||isNaN(b.y))return;if(a.leaf){var g=a.point;g?Math.abs(g.x-b.x)+Math.abs(g.y-b.y)<.01?o(a,b,c,d,e,f):(a.point=null,o(a,g,c,d,e,f),o(a,b,c,d,e,f)):a.point=b}else o(a,b,c,d,e,f)}function o(a,b,c,d,e,f){var g=(c+e)*.5,h=(d+f)*.5,j=b.x>=g,k=b.y>=h,l=(k<<1)+j;a.leaf=!1,a=a.nodes[l]||(a.nodes[l]=i()),j?c=g:e=g,k?d=h:f=h,n(a,b,c,d,e,f)}var f,g=-1,h=a.length;h&&isNaN(a[0].x)&&(a=a.map(k));if(arguments.length<5)if(arguments.length===3)e=d=c,c=b;else{b=c=Infinity,d=e=-Infinity;while(++g<h)f=a[g],f.x<b&&(b=f.x),f.y<c&&(c=f.y),f.x>d&&(d=f.x),f.y>e&&(e=f.y);var l=d-b,m=e-c;l>m?e=c+l:d=b+m}var p=i();return p.add=function(a){n(p,a,b,c,d,e)},p.visit=function(a){j(a,p,b,c,d,e)},a.forEach(p.add),p}})();
\ No newline at end of file diff --git a/visualize/static/d3.js b/visualize/static/d3.js deleted file mode 100644 index 9042897e..00000000 --- a/visualize/static/d3.js +++ /dev/null @@ -1,4707 +0,0 @@ -(function(){if (!Date.now) Date.now = function() { - return +new Date; -}; -try { - document.createElement("div").style.setProperty("opacity", 0, ""); -} catch (error) { - var d3_style_prototype = CSSStyleDeclaration.prototype, - d3_style_setProperty = d3_style_prototype.setProperty; - d3_style_prototype.setProperty = function(name, value, priority) { - d3_style_setProperty.call(this, name, value + "", priority); - }; -} -d3 = {version: "2.7.2"}; // semver -var d3_array = d3_arraySlice; // conversion for NodeLists - -function d3_arrayCopy(pseudoarray) { - var i = -1, n = pseudoarray.length, array = []; - while (++i < n) array.push(pseudoarray[i]); - return array; -} - -function d3_arraySlice(pseudoarray) { - return Array.prototype.slice.call(pseudoarray); -} - -try { - d3_array(document.documentElement.childNodes)[0].nodeType; -} catch(e) { - d3_array = d3_arrayCopy; -} - -var d3_arraySubclass = [].__proto__? - -// Until ECMAScript supports array subclassing, prototype injection works well. -function(array, prototype) { - array.__proto__ = prototype; -}: - -// And if your browser doesn't support __proto__, we'll use direct extension. -function(array, prototype) { - for (var property in prototype) array[property] = prototype[property]; -}; -function d3_this() { - return this; -} -d3.functor = function(v) { - return typeof v === "function" ? v : function() { return v; }; -}; -// Copies a variable number of methods from source to target. -d3.rebind = function(target, source) { - var i = 1, n = arguments.length, method; - while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]); - return target; -}; - -// Method is assumed to be a standard D3 getter-setter: -// If passed with no arguments, gets the value. -// If passed with arguments, sets the value and returns the target. -function d3_rebind(target, source, method) { - return function() { - var value = method.apply(source, arguments); - return arguments.length ? target : value; - }; -} -d3.ascending = function(a, b) { - return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN; -}; -d3.descending = function(a, b) { - return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN; -}; -d3.mean = function(array, f) { - var n = array.length, - a, - m = 0, - i = -1, - j = 0; - if (arguments.length === 1) { - while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j; - } else { - while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j; - } - return j ? m : undefined; -}; -d3.median = function(array, f) { - if (arguments.length > 1) array = array.map(f); - array = array.filter(d3_number); - return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined; -}; -d3.min = function(array, f) { - var i = -1, - n = array.length, - a, - b; - if (arguments.length === 1) { - while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; - while (++i < n) if ((b = array[i]) != null && a > b) a = b; - } else { - while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; - while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b; - } - return a; -}; -d3.max = function(array, f) { - var i = -1, - n = array.length, - a, - b; - if (arguments.length === 1) { - while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; - while (++i < n) if ((b = array[i]) != null && b > a) a = b; - } else { - while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; - while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b; - } - return a; -}; -d3.extent = function(array, f) { - var i = -1, - n = array.length, - a, - b, - c; - if (arguments.length === 1) { - while (++i < n && ((a = c = array[i]) == null || a != a)) a = c = undefined; - while (++i < n) if ((b = array[i]) != null) { - if (a > b) a = b; - if (c < b) c = b; - } - } else { - while (++i < n && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined; - while (++i < n) if ((b = f.call(array, array[i], i)) != null) { - if (a > b) a = b; - if (c < b) c = b; - } - } - return [a, c]; -}; -d3.random = { - normal: function(mean, deviation) { - if (arguments.length < 2) deviation = 1; - if (arguments.length < 1) mean = 0; - return function() { - var x, y, r; - do { - x = Math.random() * 2 - 1; - y = Math.random() * 2 - 1; - r = x * x + y * y; - } while (!r || r > 1); - return mean + deviation * x * Math.sqrt(-2 * Math.log(r) / r); - }; - } -}; -function d3_number(x) { - return x != null && !isNaN(x); -} -d3.sum = function(array, f) { - var s = 0, - n = array.length, - a, - i = -1; - - if (arguments.length === 1) { - while (++i < n) if (!isNaN(a = +array[i])) s += a; - } else { - while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a; - } - - return s; -}; -// R-7 per <http://en.wikipedia.org/wiki/Quantile> -d3.quantile = function(values, p) { - var H = (values.length - 1) * p + 1, - h = Math.floor(H), - v = values[h - 1], - e = H - h; - return e ? v + e * (values[h] - v) : v; -}; -d3.transpose = function(matrix) { - return d3.zip.apply(d3, matrix); -}; -d3.zip = function() { - if (!(n = arguments.length)) return []; - for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m;) { - for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n;) { - zip[j] = arguments[j][i]; - } - } - return zips; -}; - -function d3_zipLength(d) { - return d.length; -} -// Locate the insertion point for x in a to maintain sorted order. The -// arguments lo and hi may be used to specify a subset of the array which should -// be considered; by default the entire array is used. If x is already present -// in a, the insertion point will be before (to the left of) any existing -// entries. The return value is suitable for use as the first argument to -// `array.splice` assuming that a is already sorted. -// -// The returned insertion point i partitions the array a into two halves so that -// all v < x for v in a[lo:i] for the left side and all v >= x for v in a[i:hi] -// for the right side. -d3.bisectLeft = function(a, x, lo, hi) { - if (arguments.length < 3) lo = 0; - if (arguments.length < 4) hi = a.length; - while (lo < hi) { - var mid = (lo + hi) >> 1; - if (a[mid] < x) lo = mid + 1; - else hi = mid; - } - return lo; -}; - -// Similar to bisectLeft, but returns an insertion point which comes after (to -// the right of) any existing entries of x in a. -// -// The returned insertion point i partitions the array into two halves so that -// all v <= x for v in a[lo:i] for the left side and all v > x for v in a[i:hi] -// for the right side. -d3.bisect = -d3.bisectRight = function(a, x, lo, hi) { - if (arguments.length < 3) lo = 0; - if (arguments.length < 4) hi = a.length; - while (lo < hi) { - var mid = (lo + hi) >> 1; - if (x < a[mid]) hi = mid; - else lo = mid + 1; - } - return lo; -}; -d3.first = function(array, f) { - var i = 0, - n = array.length, - a = array[0], - b; - if (arguments.length === 1) f = d3.ascending; - while (++i < n) { - if (f.call(array, a, b = array[i]) > 0) { - a = b; - } - } - return a; -}; -d3.last = function(array, f) { - var i = 0, - n = array.length, - a = array[0], - b; - if (arguments.length === 1) f = d3.ascending; - while (++i < n) { - if (f.call(array, a, b = array[i]) <= 0) { - a = b; - } - } - return a; -}; -d3.nest = function() { - var nest = {}, - keys = [], - sortKeys = [], - sortValues, - rollup; - - function map(array, depth) { - if (depth >= keys.length) return rollup - ? rollup.call(nest, array) : (sortValues - ? array.sort(sortValues) - : array); - - var i = -1, - n = array.length, - key = keys[depth++], - keyValue, - object, - o = {}; - - while (++i < n) { - if ((keyValue = key(object = array[i])) in o) { - o[keyValue].push(object); - } else { - o[keyValue] = [object]; - } - } - - for (keyValue in o) { - o[keyValue] = map(o[keyValue], depth); - } - - return o; - } - - function entries(map, depth) { - if (depth >= keys.length) return map; - - var a = [], - sortKey = sortKeys[depth++], - key; - - for (key in map) { - a.push({key: key, values: entries(map[key], depth)}); - } - - if (sortKey) a.sort(function(a, b) { - return sortKey(a.key, b.key); - }); - - return a; - } - - nest.map = function(array) { - return map(array, 0); - }; - - nest.entries = function(array) { - return entries(map(array, 0), 0); - }; - - nest.key = function(d) { - keys.push(d); - return nest; - }; - - // Specifies the order for the most-recently specified key. - // Note: only applies to entries. Map keys are unordered! - nest.sortKeys = function(order) { - sortKeys[keys.length - 1] = order; - return nest; - }; - - // Specifies the order for leaf values. - // Applies to both maps and entries array. - nest.sortValues = function(order) { - sortValues = order; - return nest; - }; - - nest.rollup = function(f) { - rollup = f; - return nest; - }; - - return nest; -}; -d3.keys = function(map) { - var keys = []; - for (var key in map) keys.push(key); - return keys; -}; -d3.values = function(map) { - var values = []; - for (var key in map) values.push(map[key]); - return values; -}; -d3.entries = function(map) { - var entries = []; - for (var key in map) entries.push({key: key, value: map[key]}); - return entries; -}; -d3.permute = function(array, indexes) { - var permutes = [], - i = -1, - n = indexes.length; - while (++i < n) permutes[i] = array[indexes[i]]; - return permutes; -}; -d3.merge = function(arrays) { - return Array.prototype.concat.apply([], arrays); -}; -d3.split = function(array, f) { - var arrays = [], - values = [], - value, - i = -1, - n = array.length; - if (arguments.length < 2) f = d3_splitter; - while (++i < n) { - if (f.call(values, value = array[i], i)) { - values = []; - } else { - if (!values.length) arrays.push(values); - values.push(value); - } - } - return arrays; -}; - -function d3_splitter(d) { - return d == null; -} -function d3_collapse(s) { - return s.replace(/(^\s+)|(\s+$)/g, "").replace(/\s+/g, " "); -} -/** - * @param {number} start - * @param {number=} stop - * @param {number=} step - */ -d3.range = function(start, stop, step) { - if (arguments.length < 3) { - step = 1; - if (arguments.length < 2) { - stop = start; - start = 0; - } - } - if ((stop - start) / step == Infinity) throw new Error("infinite range"); - var range = [], - i = -1, - j; - if (step < 0) while ((j = start + step * ++i) > stop) range.push(j); - else while ((j = start + step * ++i) < stop) range.push(j); - return range; -}; -d3.requote = function(s) { - return s.replace(d3_requote_re, "\\$&"); -}; - -var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g; -d3.round = function(x, n) { - return n - ? Math.round(x * Math.pow(10, n)) * Math.pow(10, -n) - : Math.round(x); -}; -d3.xhr = function(url, mime, callback) { - var req = new XMLHttpRequest; - if (arguments.length < 3) callback = mime, mime = null; - else if (mime && req.overrideMimeType) req.overrideMimeType(mime); - req.open("GET", url, true); - if (mime) req.setRequestHeader("Accept", mime); - req.onreadystatechange = function() { - if (req.readyState === 4) callback(req.status < 300 ? req : null); - }; - req.send(null); -}; -d3.text = function(url, mime, callback) { - function ready(req) { - callback(req && req.responseText); - } - if (arguments.length < 3) { - callback = mime; - mime = null; - } - d3.xhr(url, mime, ready); -}; -d3.json = function(url, callback) { - d3.text(url, "application/json", function(text) { - callback(text ? JSON.parse(text) : null); - }); -}; -d3.html = function(url, callback) { - d3.text(url, "text/html", function(text) { - if (text != null) { // Treat empty string as valid HTML. - var range = document.createRange(); - range.selectNode(document.body); - text = range.createContextualFragment(text); - } - callback(text); - }); -}; -d3.xml = function(url, mime, callback) { - function ready(req) { - callback(req && req.responseXML); - } - if (arguments.length < 3) { - callback = mime; - mime = null; - } - d3.xhr(url, mime, ready); -}; -var d3_nsPrefix = { - svg: "http://www.w3.org/2000/svg", - xhtml: "http://www.w3.org/1999/xhtml", - xlink: "http://www.w3.org/1999/xlink", - xml: "http://www.w3.org/XML/1998/namespace", - xmlns: "http://www.w3.org/2000/xmlns/" -}; - -d3.ns = { - prefix: d3_nsPrefix, - qualify: function(name) { - var i = name.indexOf(":"); - return i < 0 ? (name in d3_nsPrefix - ? {space: d3_nsPrefix[name], local: name} : name) - : {space: d3_nsPrefix[name.substring(0, i)], local: name.substring(i + 1)}; - } -}; -d3.dispatch = function() { - var dispatch = new d3_dispatch(), - i = -1, - n = arguments.length; - while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(); - return dispatch; -}; - -function d3_dispatch() {} - -d3_dispatch.prototype.on = function(type, listener) { - var i = type.indexOf("."), - name = ""; - - // Extract optional namespace, e.g., "click.foo" - if (i > 0) { - name = type.substring(i + 1); - type = type.substring(0, i); - } - - return arguments.length < 2 - ? this[type].on(name) - : (this[type].on(name, listener), this); -}; - -function d3_dispatch_event() { - var listeners = [], - listenerByName = {}; - - function dispatch() { - var z = listeners, // defensive reference - i = -1, - n = z.length, - l; - while (++i < n) if (l = z[i].on) l.apply(this, arguments); - } - - dispatch.on = function(name, listener) { - var l, i; - - // return the current listener, if any - if (arguments.length < 2) return (l = listenerByName[name]) && l.on; - - // remove the old listener, if any (with copy-on-write) - if (l = listenerByName[name]) { - l.on = null; - listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1)); - delete listenerByName[name]; - } - - // add the new listener, if any - if (listener) { - listeners.push(listenerByName[name] = {on: listener}); - } - - return dispatch; - }; - - return dispatch; -}; -// TODO align -d3.format = function(specifier) { - var match = d3_format_re.exec(specifier), - fill = match[1] || " ", - sign = match[3] || "", - zfill = match[5], - width = +match[6], - comma = match[7], - precision = match[8], - type = match[9], - scale = 1, - suffix = "", - integer = false; - - if (precision) precision = +precision.substring(1); - - if (zfill) { - fill = "0"; // TODO align = "="; - if (comma) width -= Math.floor((width - 1) / 4); - } - - switch (type) { - case "n": comma = true; type = "g"; break; - case "%": scale = 100; suffix = "%"; type = "f"; break; - case "p": scale = 100; suffix = "%"; type = "r"; break; - case "d": integer = true; precision = 0; break; - case "s": scale = -1; type = "r"; break; - } - - // If no precision is specified for r, fallback to general notation. - if (type == "r" && !precision) type = "g"; - - type = d3_format_types[type] || d3_format_typeDefault; - - return function(value) { - - // Return the empty string for floats formatted as ints. - if (integer && (value % 1)) return ""; - - // Convert negative to positive, and record the sign prefix. - var negative = (value < 0) && (value = -value) ? "\u2212" : sign; - - // Apply the scale, computing it from the value's exponent for si format. - if (scale < 0) { - var prefix = d3.formatPrefix(value, precision); - value *= prefix.scale; - suffix = prefix.symbol; - } else { - value *= scale; - } - - // Convert to the desired precision. - value = type(value, precision); - - // If the fill character is 0, the sign and group is applied after the fill. - if (zfill) { - var length = value.length + negative.length; - if (length < width) value = new Array(width - length + 1).join(fill) + value; - if (comma) value = d3_format_group(value); - value = negative + value; - } - - // Otherwise (e.g., space-filling), the sign and group is applied before. - else { - if (comma) value = d3_format_group(value); - value = negative + value; - var length = value.length; - if (length < width) value = new Array(width - length + 1).join(fill) + value; - } - - return value + suffix; - }; -}; - -// [[fill]align][sign][#][0][width][,][.precision][type] -var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/; - -var d3_format_types = { - g: function(x, p) { return x.toPrecision(p); }, - e: function(x, p) { return x.toExponential(p); }, - f: function(x, p) { return x.toFixed(p); }, - r: function(x, p) { return d3.round(x, p = d3_format_precision(x, p)).toFixed(Math.max(0, Math.min(20, p))); } -}; - -function d3_format_precision(x, p) { - return p - (x ? 1 + Math.floor(Math.log(x + Math.pow(10, 1 + Math.floor(Math.log(x) / Math.LN10) - p)) / Math.LN10) : 1); -} - -function d3_format_typeDefault(x) { - return x + ""; -} - -// Apply comma grouping for thousands. -function d3_format_group(value) { - var i = value.lastIndexOf("."), - f = i >= 0 ? value.substring(i) : (i = value.length, ""), - t = []; - while (i > 0) t.push(value.substring(i -= 3, i + 3)); - return t.reverse().join(",") + f; -} -var d3_formatPrefixes = ["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(d3_formatPrefix); - -d3.formatPrefix = function(value, precision) { - var i = 0; - if (value) { - if (value < 0) value *= -1; - if (precision) value = d3.round(value, d3_format_precision(value, precision)); - i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10); - i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3)); - } - return d3_formatPrefixes[8 + i / 3]; -}; - -function d3_formatPrefix(d, i) { - return { - scale: Math.pow(10, (8 - i) * 3), - symbol: d - }; -} - -/* - * TERMS OF USE - EASING EQUATIONS - * - * Open source under the BSD License. - * - * Copyright 2001 Robert Penner - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * - Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * - Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * - Neither the name of the author nor the names of contributors may be used to - * endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -var d3_ease_quad = d3_ease_poly(2), - d3_ease_cubic = d3_ease_poly(3); - -var d3_ease = { - linear: function() { return d3_ease_linear; }, - poly: d3_ease_poly, - quad: function() { return d3_ease_quad; }, - cubic: function() { return d3_ease_cubic; }, - sin: function() { return d3_ease_sin; }, - exp: function() { return d3_ease_exp; }, - circle: function() { return d3_ease_circle; }, - elastic: d3_ease_elastic, - back: d3_ease_back, - bounce: function() { return d3_ease_bounce; } -}; - -var d3_ease_mode = { - "in": function(f) { return f; }, - "out": d3_ease_reverse, - "in-out": d3_ease_reflect, - "out-in": function(f) { return d3_ease_reflect(d3_ease_reverse(f)); } -}; - -d3.ease = function(name) { - var i = name.indexOf("-"), - t = i >= 0 ? name.substring(0, i) : name, - m = i >= 0 ? name.substring(i + 1) : "in"; - return d3_ease_clamp(d3_ease_mode[m](d3_ease[t].apply(null, Array.prototype.slice.call(arguments, 1)))); -}; - -function d3_ease_clamp(f) { - return function(t) { - return t <= 0 ? 0 : t >= 1 ? 1 : f(t); - }; -} - -function d3_ease_reverse(f) { - return function(t) { - return 1 - f(1 - t); - }; -} - -function d3_ease_reflect(f) { - return function(t) { - return .5 * (t < .5 ? f(2 * t) : (2 - f(2 - 2 * t))); - }; -} - -function d3_ease_linear(t) { - return t; -} - -function d3_ease_poly(e) { - return function(t) { - return Math.pow(t, e); - } -} - -function d3_ease_sin(t) { - return 1 - Math.cos(t * Math.PI / 2); -} - -function d3_ease_exp(t) { - return Math.pow(2, 10 * (t - 1)); -} - -function d3_ease_circle(t) { - return 1 - Math.sqrt(1 - t * t); -} - -function d3_ease_elastic(a, p) { - var s; - if (arguments.length < 2) p = 0.45; - if (arguments.length < 1) { a = 1; s = p / 4; } - else s = p / (2 * Math.PI) * Math.asin(1 / a); - return function(t) { - return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / p); - }; -} - -function d3_ease_back(s) { - if (!s) s = 1.70158; - return function(t) { - return t * t * ((s + 1) * t - s); - }; -} - -function d3_ease_bounce(t) { - return t < 1 / 2.75 ? 7.5625 * t * t - : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 - : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 - : 7.5625 * (t -= 2.625 / 2.75) * t + .984375; -} -d3.event = null; - -function d3_eventCancel() { - d3.event.stopPropagation(); - d3.event.preventDefault(); -} -d3.interpolate = function(a, b) { - var i = d3.interpolators.length, f; - while (--i >= 0 && !(f = d3.interpolators[i](a, b))); - return f; -}; - -d3.interpolateNumber = function(a, b) { - b -= a; - return function(t) { return a + b * t; }; -}; - -d3.interpolateRound = function(a, b) { - b -= a; - return function(t) { return Math.round(a + b * t); }; -}; - -d3.interpolateString = function(a, b) { - var m, // current match - i, // current index - j, // current index (for coallescing) - s0 = 0, // start index of current string prefix - s1 = 0, // end index of current string prefix - s = [], // string constants and placeholders - q = [], // number interpolators - n, // q.length - o; - - // Reset our regular expression! - d3_interpolate_number.lastIndex = 0; - - // Find all numbers in b. - for (i = 0; m = d3_interpolate_number.exec(b); ++i) { - if (m.index) s.push(b.substring(s0, s1 = m.index)); - q.push({i: s.length, x: m[0]}); - s.push(null); - s0 = d3_interpolate_number.lastIndex; - } - if (s0 < b.length) s.push(b.substring(s0)); - - // Find all numbers in a. - for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) { - o = q[i]; - if (o.x == m[0]) { // The numbers match, so coallesce. - if (o.i) { - if (s[o.i + 1] == null) { // This match is followed by another number. - s[o.i - 1] += o.x; - s.splice(o.i, 1); - for (j = i + 1; j < n; ++j) q[j].i--; - } else { // This match is followed by a string, so coallesce twice. - s[o.i - 1] += o.x + s[o.i + 1]; - s.splice(o.i, 2); - for (j = i + 1; j < n; ++j) q[j].i -= 2; - } - } else { - if (s[o.i + 1] == null) { // This match is followed by another number. - s[o.i] = o.x; - } else { // This match is followed by a string, so coallesce twice. - s[o.i] = o.x + s[o.i + 1]; - s.splice(o.i + 1, 1); - for (j = i + 1; j < n; ++j) q[j].i--; - } - } - q.splice(i, 1); - n--; - i--; - } else { - o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x)); - } - } - - // Remove any numbers in b not found in a. - while (i < n) { - o = q.pop(); - if (s[o.i + 1] == null) { // This match is followed by another number. - s[o.i] = o.x; - } else { // This match is followed by a string, so coallesce twice. - s[o.i] = o.x + s[o.i + 1]; - s.splice(o.i + 1, 1); - } - n--; - } - - // Special optimization for only a single match. - if (s.length === 1) { - return s[0] == null ? q[0].x : function() { return b; }; - } - - // Otherwise, interpolate each of the numbers and rejoin the string. - return function(t) { - for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t); - return s.join(""); - }; -}; - -d3.interpolateTransform = function(a, b) { - return d3.interpolateString(d3.transform(a) + "", d3.transform(b) + ""); -}; - -d3.interpolateRgb = function(a, b) { - a = d3.rgb(a); - b = d3.rgb(b); - var ar = a.r, - ag = a.g, - ab = a.b, - br = b.r - ar, - bg = b.g - ag, - bb = b.b - ab; - return function(t) { - return "#" - + d3_rgb_hex(Math.round(ar + br * t)) - + d3_rgb_hex(Math.round(ag + bg * t)) - + d3_rgb_hex(Math.round(ab + bb * t)); - }; -}; - -// interpolates HSL space, but outputs RGB string (for compatibility) -d3.interpolateHsl = function(a, b) { - a = d3.hsl(a); - b = d3.hsl(b); - var h0 = a.h, - s0 = a.s, - l0 = a.l, - h1 = b.h - h0, - s1 = b.s - s0, - l1 = b.l - l0; - return function(t) { - return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t).toString(); - }; -}; - -d3.interpolateArray = function(a, b) { - var x = [], - c = [], - na = a.length, - nb = b.length, - n0 = Math.min(a.length, b.length), - i; - for (i = 0; i < n0; ++i) x.push(d3.interpolate(a[i], b[i])); - for (; i < na; ++i) c[i] = a[i]; - for (; i < nb; ++i) c[i] = b[i]; - return function(t) { - for (i = 0; i < n0; ++i) c[i] = x[i](t); - return c; - }; -}; - -d3.interpolateObject = function(a, b) { - var i = {}, - c = {}, - k; - for (k in a) { - if (k in b) { - i[k] = d3_interpolateByName(k)(a[k], b[k]); - } else { - c[k] = a[k]; - } - } - for (k in b) { - if (!(k in a)) { - c[k] = b[k]; - } - } - return function(t) { - for (k in i) c[k] = i[k](t); - return c; - }; -} - -var d3_interpolate_number = /[-+]?(?:\d*\.?\d+)(?:[eE][-+]?\d+)?/g; - -function d3_interpolateByName(n) { - return n == "transform" - ? d3.interpolateTransform - : d3.interpolate; -} - -d3.interpolators = [ - d3.interpolateObject, - function(a, b) { return (b instanceof Array) && d3.interpolateArray(a, b); }, - function(a, b) { return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); }, - function(a, b) { return (typeof b === "string" ? b in d3_rgb_names || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Rgb || b instanceof d3_Hsl) && d3.interpolateRgb(a, b); }, - function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); } -]; -function d3_uninterpolateNumber(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { return (x - a) * b; }; -} - -function d3_uninterpolateClamp(a, b) { - b = b - (a = +a) ? 1 / (b - a) : 0; - return function(x) { return Math.max(0, Math.min(1, (x - a) * b)); }; -} -d3.rgb = function(r, g, b) { - return arguments.length === 1 - ? (r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) - : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb)) - : d3_rgb(~~r, ~~g, ~~b); -}; - -function d3_rgb(r, g, b) { - return new d3_Rgb(r, g, b); -} - -function d3_Rgb(r, g, b) { - this.r = r; - this.g = g; - this.b = b; -} - -d3_Rgb.prototype.brighter = function(k) { - k = Math.pow(0.7, arguments.length ? k : 1); - var r = this.r, - g = this.g, - b = this.b, - i = 30; - if (!r && !g && !b) return d3_rgb(i, i, i); - if (r && r < i) r = i; - if (g && g < i) g = i; - if (b && b < i) b = i; - return d3_rgb( - Math.min(255, Math.floor(r / k)), - Math.min(255, Math.floor(g / k)), - Math.min(255, Math.floor(b / k))); -}; - -d3_Rgb.prototype.darker = function(k) { - k = Math.pow(0.7, arguments.length ? k : 1); - return d3_rgb( - Math.floor(k * this.r), - Math.floor(k * this.g), - Math.floor(k * this.b)); -}; - -d3_Rgb.prototype.hsl = function() { - return d3_rgb_hsl(this.r, this.g, this.b); -}; - -d3_Rgb.prototype.toString = function() { - return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b); -}; - -function d3_rgb_hex(v) { - return v < 0x10 - ? "0" + Math.max(0, v).toString(16) - : Math.min(255, v).toString(16); -} - -function d3_rgb_parse(format, rgb, hsl) { - var r = 0, // red channel; int in [0, 255] - g = 0, // green channel; int in [0, 255] - b = 0, // blue channel; int in [0, 255] - m1, // CSS color specification match - m2, // CSS color specification type (e.g., rgb) - name; - - /* Handle hsl, rgb. */ - m1 = /([a-z]+)\((.*)\)/i.exec(format); - if (m1) { - m2 = m1[2].split(","); - switch (m1[1]) { - case "hsl": { - return hsl( - parseFloat(m2[0]), // degrees - parseFloat(m2[1]) / 100, // percentage - parseFloat(m2[2]) / 100 // percentage - ); - } - case "rgb": { - return rgb( - d3_rgb_parseNumber(m2[0]), - d3_rgb_parseNumber(m2[1]), - d3_rgb_parseNumber(m2[2]) - ); - } - } - } - - /* Named colors. */ - if (name = d3_rgb_names[format]) return rgb(name.r, name.g, name.b); - - /* Hexadecimal colors: #rgb and #rrggbb. */ - if (format != null && format.charAt(0) === "#") { - if (format.length === 4) { - r = format.charAt(1); r += r; - g = format.charAt(2); g += g; - b = format.charAt(3); b += b; - } else if (format.length === 7) { - r = format.substring(1, 3); - g = format.substring(3, 5); - b = format.substring(5, 7); - } - r = parseInt(r, 16); - g = parseInt(g, 16); - b = parseInt(b, 16); - } - - return rgb(r, g, b); -} - -function d3_rgb_hsl(r, g, b) { - var min = Math.min(r /= 255, g /= 255, b /= 255), - max = Math.max(r, g, b), - d = max - min, - h, - s, - l = (max + min) / 2; - if (d) { - s = l < .5 ? d / (max + min) : d / (2 - max - min); - if (r == max) h = (g - b) / d + (g < b ? 6 : 0); - else if (g == max) h = (b - r) / d + 2; - else h = (r - g) / d + 4; - h *= 60; - } else { - s = h = 0; - } - return d3_hsl(h, s, l); -} - -function d3_rgb_parseNumber(c) { // either integer or percentage - var f = parseFloat(c); - return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f; -} - -var d3_rgb_names = { - aliceblue: "#f0f8ff", - antiquewhite: "#faebd7", - aqua: "#00ffff", - aquamarine: "#7fffd4", - azure: "#f0ffff", - beige: "#f5f5dc", - bisque: "#ffe4c4", - black: "#000000", - blanchedalmond: "#ffebcd", - blue: "#0000ff", - blueviolet: "#8a2be2", - brown: "#a52a2a", - burlywood: "#deb887", - cadetblue: "#5f9ea0", - chartreuse: "#7fff00", - chocolate: "#d2691e", - coral: "#ff7f50", - cornflowerblue: "#6495ed", - cornsilk: "#fff8dc", - crimson: "#dc143c", - cyan: "#00ffff", - darkblue: "#00008b", - darkcyan: "#008b8b", - darkgoldenrod: "#b8860b", - darkgray: "#a9a9a9", - darkgreen: "#006400", - darkgrey: "#a9a9a9", - darkkhaki: "#bdb76b", - darkmagenta: "#8b008b", - darkolivegreen: "#556b2f", - darkorange: "#ff8c00", - darkorchid: "#9932cc", - darkred: "#8b0000", - darksalmon: "#e9967a", - darkseagreen: "#8fbc8f", - darkslateblue: "#483d8b", - darkslategray: "#2f4f4f", - darkslategrey: "#2f4f4f", - darkturquoise: "#00ced1", - darkviolet: "#9400d3", - deeppink: "#ff1493", - deepskyblue: "#00bfff", - dimgray: "#696969", - dimgrey: "#696969", - dodgerblue: "#1e90ff", - firebrick: "#b22222", - floralwhite: "#fffaf0", - forestgreen: "#228b22", - fuchsia: "#ff00ff", - gainsboro: "#dcdcdc", - ghostwhite: "#f8f8ff", - gold: "#ffd700", - goldenrod: "#daa520", - gray: "#808080", - green: "#008000", - greenyellow: "#adff2f", - grey: "#808080", - honeydew: "#f0fff0", - hotpink: "#ff69b4", - indianred: "#cd5c5c", - indigo: "#4b0082", - ivory: "#fffff0", - khaki: "#f0e68c", - lavender: "#e6e6fa", - lavenderblush: "#fff0f5", - lawngreen: "#7cfc00", - lemonchiffon: "#fffacd", - lightblue: "#add8e6", - lightcoral: "#f08080", - lightcyan: "#e0ffff", - lightgoldenrodyellow: "#fafad2", - lightgray: "#d3d3d3", - lightgreen: "#90ee90", - lightgrey: "#d3d3d3", - lightpink: "#ffb6c1", - lightsalmon: "#ffa07a", - lightseagreen: "#20b2aa", - lightskyblue: "#87cefa", - lightslategray: "#778899", - lightslategrey: "#778899", - lightsteelblue: "#b0c4de", - lightyellow: "#ffffe0", - lime: "#00ff00", - limegreen: "#32cd32", - linen: "#faf0e6", - magenta: "#ff00ff", - maroon: "#800000", - mediumaquamarine: "#66cdaa", - mediumblue: "#0000cd", - mediumorchid: "#ba55d3", - mediumpurple: "#9370db", - mediumseagreen: "#3cb371", - mediumslateblue: "#7b68ee", - mediumspringgreen: "#00fa9a", - mediumturquoise: "#48d1cc", - mediumvioletred: "#c71585", - midnightblue: "#191970", - mintcream: "#f5fffa", - mistyrose: "#ffe4e1", - moccasin: "#ffe4b5", - navajowhite: "#ffdead", - navy: "#000080", - oldlace: "#fdf5e6", - olive: "#808000", - olivedrab: "#6b8e23", - orange: "#ffa500", - orangered: "#ff4500", - orchid: "#da70d6", - palegoldenrod: "#eee8aa", - palegreen: "#98fb98", - paleturquoise: "#afeeee", - palevioletred: "#db7093", - papayawhip: "#ffefd5", - peachpuff: "#ffdab9", - peru: "#cd853f", - pink: "#ffc0cb", - plum: "#dda0dd", - powderblue: "#b0e0e6", - purple: "#800080", - red: "#ff0000", - rosybrown: "#bc8f8f", - royalblue: "#4169e1", - saddlebrown: "#8b4513", - salmon: "#fa8072", - sandybrown: "#f4a460", - seagreen: "#2e8b57", - seashell: "#fff5ee", - sienna: "#a0522d", - silver: "#c0c0c0", - skyblue: "#87ceeb", - slateblue: "#6a5acd", - slategray: "#708090", - slategrey: "#708090", - snow: "#fffafa", - springgreen: "#00ff7f", - steelblue: "#4682b4", - tan: "#d2b48c", - teal: "#008080", - thistle: "#d8bfd8", - tomato: "#ff6347", - turquoise: "#40e0d0", - violet: "#ee82ee", - wheat: "#f5deb3", - white: "#ffffff", - whitesmoke: "#f5f5f5", - yellow: "#ffff00", - yellowgreen: "#9acd32" -}; - -for (var d3_rgb_name in d3_rgb_names) { - d3_rgb_names[d3_rgb_name] = d3_rgb_parse( - d3_rgb_names[d3_rgb_name], - d3_rgb, - d3_hsl_rgb); -} -d3.hsl = function(h, s, l) { - return arguments.length === 1 - ? (h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) - : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl)) - : d3_hsl(+h, +s, +l); -}; - -function d3_hsl(h, s, l) { - return new d3_Hsl(h, s, l); -} - -function d3_Hsl(h, s, l) { - this.h = h; - this.s = s; - this.l = l; -} - -d3_Hsl.prototype.brighter = function(k) { - k = Math.pow(0.7, arguments.length ? k : 1); - return d3_hsl(this.h, this.s, this.l / k); -}; - -d3_Hsl.prototype.darker = function(k) { - k = Math.pow(0.7, arguments.length ? k : 1); - return d3_hsl(this.h, this.s, k * this.l); -}; - -d3_Hsl.prototype.rgb = function() { - return d3_hsl_rgb(this.h, this.s, this.l); -}; - -d3_Hsl.prototype.toString = function() { - return this.rgb().toString(); -}; - -function d3_hsl_rgb(h, s, l) { - var m1, - m2; - - /* Some simple corrections for h, s and l. */ - h = h % 360; if (h < 0) h += 360; - s = s < 0 ? 0 : s > 1 ? 1 : s; - l = l < 0 ? 0 : l > 1 ? 1 : l; - - /* From FvD 13.37, CSS Color Module Level 3 */ - m2 = l <= .5 ? l * (1 + s) : l + s - l * s; - m1 = 2 * l - m2; - - function v(h) { - if (h > 360) h -= 360; - else if (h < 0) h += 360; - if (h < 60) return m1 + (m2 - m1) * h / 60; - if (h < 180) return m2; - if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60; - return m1; - } - - function vv(h) { - return Math.round(v(h) * 255); - } - - return d3_rgb(vv(h + 120), vv(h), vv(h - 120)); -} -function d3_selection(groups) { - d3_arraySubclass(groups, d3_selectionPrototype); - return groups; -} - -var d3_select = function(s, n) { return n.querySelector(s); }, - d3_selectAll = function(s, n) { return n.querySelectorAll(s); }, - d3_selectRoot = document.documentElement, - d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector, - d3_selectMatches = function(n, s) { return d3_selectMatcher.call(n, s); }; - -// Prefer Sizzle, if available. -if (typeof Sizzle === "function") { - d3_select = function(s, n) { return Sizzle(s, n)[0]; }; - d3_selectAll = function(s, n) { return Sizzle.uniqueSort(Sizzle(s, n)); }; - d3_selectMatches = Sizzle.matchesSelector; -} - -var d3_selectionPrototype = []; - -d3.selection = function() { - return d3_selectionRoot; -}; - -d3.selection.prototype = d3_selectionPrototype; -d3_selectionPrototype.select = function(selector) { - var subgroups = [], - subgroup, - subnode, - group, - node; - - if (typeof selector !== "function") selector = d3_selection_selector(selector); - - for (var j = -1, m = this.length; ++j < m;) { - subgroups.push(subgroup = []); - subgroup.parentNode = (group = this[j]).parentNode; - for (var i = -1, n = group.length; ++i < n;) { - if (node = group[i]) { - subgroup.push(subnode = selector.call(node, node.__data__, i)); - if (subnode && "__data__" in node) subnode.__data__ = node.__data__; - } else { - subgroup.push(null); - } - } - } - - return d3_selection(subgroups); -}; - -function d3_selection_selector(selector) { - return function() { - return d3_select(selector, this); - }; -} -d3_selectionPrototype.selectAll = function(selector) { - var subgroups = [], - subgroup, - node; - - if (typeof selector !== "function") selector = d3_selection_selectorAll(selector); - - for (var j = -1, m = this.length; ++j < m;) { - for (var group = this[j], i = -1, n = group.length; ++i < n;) { - if (node = group[i]) { - subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i))); - subgroup.parentNode = node; - } - } - } - - return d3_selection(subgroups); -}; - -function d3_selection_selectorAll(selector) { - return function() { - return d3_selectAll(selector, this); - }; -} -d3_selectionPrototype.attr = function(name, value) { - name = d3.ns.qualify(name); - - // If no value is specified, return the first value. - if (arguments.length < 2) { - var node = this.node(); - return name.local - ? node.getAttributeNS(name.space, name.local) - : node.getAttribute(name); - } - - function attrNull() { - this.removeAttribute(name); - } - - function attrNullNS() { - this.removeAttributeNS(name.space, name.local); - } - - function attrConstant() { - this.setAttribute(name, value); - } - - function attrConstantNS() { - this.setAttributeNS(name.space, name.local, value); - } - - function attrFunction() { - var x = value.apply(this, arguments); - if (x == null) this.removeAttribute(name); - else this.setAttribute(name, x); - } - - function attrFunctionNS() { - var x = value.apply(this, arguments); - if (x == null) this.removeAttributeNS(name.space, name.local); - else this.setAttributeNS(name.space, name.local, x); - } - - return this.each(value == null - ? (name.local ? attrNullNS : attrNull) : (typeof value === "function" - ? (name.local ? attrFunctionNS : attrFunction) - : (name.local ? attrConstantNS : attrConstant))); -}; -d3_selectionPrototype.classed = function(name, value) { - var names = name.split(d3_selection_classedWhitespace), - n = names.length, - i = -1; - if (arguments.length > 1) { - while (++i < n) d3_selection_classed.call(this, names[i], value); - return this; - } else { - while (++i < n) if (!d3_selection_classed.call(this, names[i])) return false; - return true; - } -}; - -var d3_selection_classedWhitespace = /\s+/g; - -function d3_selection_classed(name, value) { - var re = new RegExp("(^|\\s+)" + d3.requote(name) + "(\\s+|$)", "g"); - - // If no value is specified, return the first value. - if (arguments.length < 2) { - var node = this.node(); - if (c = node.classList) return c.contains(name); - var c = node.className; - re.lastIndex = 0; - return re.test(c.baseVal != null ? c.baseVal : c); - } - - function classedAdd() { - if (c = this.classList) return c.add(name); - var c = this.className, - cb = c.baseVal != null, - cv = cb ? c.baseVal : c; - re.lastIndex = 0; - if (!re.test(cv)) { - cv = d3_collapse(cv + " " + name); - if (cb) c.baseVal = cv; - else this.className = cv; - } - } - - function classedRemove() { - if (c = this.classList) return c.remove(name); - var c = this.className, - cb = c.baseVal != null, - cv = cb ? c.baseVal : c; - cv = d3_collapse(cv.replace(re, " ")); - if (cb) c.baseVal = cv; - else this.className = cv; - } - - function classedFunction() { - (value.apply(this, arguments) - ? classedAdd - : classedRemove).call(this); - } - - return this.each(typeof value === "function" - ? classedFunction : value - ? classedAdd - : classedRemove); -} -d3_selectionPrototype.style = function(name, value, priority) { - if (arguments.length < 3) priority = ""; - - // If no value is specified, return the first value. - if (arguments.length < 2) return window - .getComputedStyle(this.node(), null) - .getPropertyValue(name); - - function styleNull() { - this.style.removeProperty(name); - } - - function styleConstant() { - this.style.setProperty(name, value, priority); - } - - function styleFunction() { - var x = value.apply(this, arguments); - if (x == null) this.style.removeProperty(name); - else this.style.setProperty(name, x, priority); - } - - return this.each(value == null - ? styleNull : (typeof value === "function" - ? styleFunction : styleConstant)); -}; -d3_selectionPrototype.property = function(name, value) { - - // If no value is specified, return the first value. - if (arguments.length < 2) return this.node()[name]; - - function propertyNull() { - delete this[name]; - } - - function propertyConstant() { - this[name] = value; - } - - function propertyFunction() { - var x = value.apply(this, arguments); - if (x == null) delete this[name]; - else this[name] = x; - } - - return this.each(value == null - ? propertyNull : (typeof value === "function" - ? propertyFunction : propertyConstant)); -}; -d3_selectionPrototype.text = function(value) { - return arguments.length < 1 - ? this.node().textContent : this.each(typeof value === "function" - ? function() { var v = value.apply(this, arguments); this.textContent = v == null ? "" : v; } : value == null - ? function() { this.textContent = ""; } - : function() { this.textContent = value; }); -}; -d3_selectionPrototype.html = function(value) { - return arguments.length < 1 - ? this.node().innerHTML : this.each(typeof value === "function" - ? function() { var v = value.apply(this, arguments); this.innerHTML = v == null ? "" : v; } : value == null - ? function() { this.innerHTML = ""; } - : function() { this.innerHTML = value; }); -}; -// TODO append(node)? -// TODO append(function)? -d3_selectionPrototype.append = function(name) { - name = d3.ns.qualify(name); - - function append() { - return this.appendChild(document.createElementNS(this.namespaceURI, name)); - } - - function appendNS() { - return this.appendChild(document.createElementNS(name.space, name.local)); - } - - return this.select(name.local ? appendNS : append); -}; -// TODO insert(node, function)? -// TODO insert(function, string)? -// TODO insert(function, function)? -d3_selectionPrototype.insert = function(name, before) { - name = d3.ns.qualify(name); - - function insert() { - return this.insertBefore( - document.createElementNS(this.namespaceURI, name), - d3_select(before, this)); - } - - function insertNS() { - return this.insertBefore( - document.createElementNS(name.space, name.local), - d3_select(before, this)); - } - - return this.select(name.local ? insertNS : insert); -}; -// TODO remove(selector)? -// TODO remove(node)? -// TODO remove(function)? -d3_selectionPrototype.remove = function() { - return this.each(function() { - var parent = this.parentNode; - if (parent) parent.removeChild(this); - }); -}; -// TODO data(null) for clearing data? -d3_selectionPrototype.data = function(data, join) { - var enter = [], - update = [], - exit = []; - - function bind(group, groupData) { - var i, - n = group.length, - m = groupData.length, - n0 = Math.min(n, m), - n1 = Math.max(n, m), - updateNodes = [], - enterNodes = [], - exitNodes = [], - node, - nodeData; - - if (join) { - var nodeByKey = {}, - keys = [], - key, - j = groupData.length; - - for (i = -1; ++i < n;) { - key = join.call(node = group[i], node.__data__, i); - if (key in nodeByKey) { - exitNodes[j++] = node; // duplicate key - } else { - nodeByKey[key] = node; - } - keys.push(key); - } - - for (i = -1; ++i < m;) { - node = nodeByKey[key = join.call(groupData, nodeData = groupData[i], i)]; - if (node) { - node.__data__ = nodeData; - updateNodes[i] = node; - enterNodes[i] = exitNodes[i] = null; - } else { - enterNodes[i] = d3_selection_dataNode(nodeData); - updateNodes[i] = exitNodes[i] = null; - } - delete nodeByKey[key]; - } - - for (i = -1; ++i < n;) { - if (keys[i] in nodeByKey) { - exitNodes[i] = group[i]; - } - } - } else { - for (i = -1; ++i < n0;) { - node = group[i]; - nodeData = groupData[i]; - if (node) { - node.__data__ = nodeData; - updateNodes[i] = node; - enterNodes[i] = exitNodes[i] = null; - } else { - enterNodes[i] = d3_selection_dataNode(nodeData); - updateNodes[i] = exitNodes[i] = null; - } - } - for (; i < m; ++i) { - enterNodes[i] = d3_selection_dataNode(groupData[i]); - updateNodes[i] = exitNodes[i] = null; - } - for (; i < n1; ++i) { - exitNodes[i] = group[i]; - enterNodes[i] = updateNodes[i] = null; - } - } - - enterNodes.update - = updateNodes; - - enterNodes.parentNode - = updateNodes.parentNode - = exitNodes.parentNode - = group.parentNode; - - enter.push(enterNodes); - update.push(updateNodes); - exit.push(exitNodes); - } - - var i = -1, - n = this.length, - group; - if (typeof data === "function") { - while (++i < n) { - bind(group = this[i], data.call(group, group.parentNode.__data__, i)); - } - } else { - while (++i < n) { - bind(group = this[i], data); - } - } - - var selection = d3_selection(update); - selection.enter = function() { return d3_selection_enter(enter); }; - selection.exit = function() { return d3_selection(exit); }; - return selection; -}; - -function d3_selection_dataNode(data) { - return {__data__: data}; -} -d3_selectionPrototype.filter = function(filter) { - var subgroups = [], - subgroup, - group, - node; - - if (typeof filter !== "function") filter = d3_selection_filter(filter); - - for (var j = 0, m = this.length; j < m; j++) { - subgroups.push(subgroup = []); - subgroup.parentNode = (group = this[j]).parentNode; - for (var i = 0, n = group.length; i < n; i++) { - if ((node = group[i]) && filter.call(node, node.__data__, i)) { - subgroup.push(node); - } - } - } - - return d3_selection(subgroups); -}; - -function d3_selection_filter(selector) { - return function() { - return d3_selectMatches(this, selector); - }; -} -d3_selectionPrototype.map = function(map) { - return this.each(function() { - this.__data__ = map.apply(this, arguments); - }); -}; -d3_selectionPrototype.order = function() { - for (var j = -1, m = this.length; ++j < m;) { - for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0;) { - if (node = group[i]) { - if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next); - next = node; - } - } - } - return this; -}; -d3_selectionPrototype.sort = function(comparator) { - comparator = d3_selection_sortComparator.apply(this, arguments); - for (var j = -1, m = this.length; ++j < m;) this[j].sort(comparator); - return this.order(); -}; - -function d3_selection_sortComparator(comparator) { - if (!arguments.length) comparator = d3.ascending; - return function(a, b) { - return comparator(a && a.__data__, b && b.__data__); - }; -} -// type can be namespaced, e.g., "click.foo" -// listener can be null for removal -d3_selectionPrototype.on = function(type, listener, capture) { - if (arguments.length < 3) capture = false; - - // parse the type specifier - var name = "__on" + type, i = type.indexOf("."); - if (i > 0) type = type.substring(0, i); - - // if called with only one argument, return the current listener - if (arguments.length < 2) return (i = this.node()[name]) && i._; - - // remove the old event listener, and add the new event listener - return this.each(function(d, i) { - var node = this; - - if (node[name]) node.removeEventListener(type, node[name], capture); - if (listener) node.addEventListener(type, node[name] = l, capture); - - // wrapped event listener that preserves i - function l(e) { - var o = d3.event; // Events can be reentrant (e.g., focus). - d3.event = e; - try { - listener.call(node, node.__data__, i); - } finally { - d3.event = o; - } - } - - // stash the unwrapped listener for retrieval - l._ = listener; - }); -}; -d3_selectionPrototype.each = function(callback) { - for (var j = -1, m = this.length; ++j < m;) { - for (var group = this[j], i = -1, n = group.length; ++i < n;) { - var node = group[i]; - if (node) callback.call(node, node.__data__, i, j); - } - } - return this; -}; -// -// Note: assigning to the arguments array simultaneously changes the value of -// the corresponding argument! -// -// TODO The `this` argument probably shouldn't be the first argument to the -// callback, anyway, since it's redundant. However, that will require a major -// version bump due to backwards compatibility, so I'm not changing it right -// away. -// -d3_selectionPrototype.call = function(callback) { - callback.apply(this, (arguments[0] = this, arguments)); - return this; -}; -d3_selectionPrototype.empty = function() { - return !this.node(); -}; -d3_selectionPrototype.node = function(callback) { - for (var j = 0, m = this.length; j < m; j++) { - for (var group = this[j], i = 0, n = group.length; i < n; i++) { - var node = group[i]; - if (node) return node; - } - } - return null; -}; -d3_selectionPrototype.transition = function() { - var subgroups = [], - subgroup, - node; - - for (var j = -1, m = this.length; ++j < m;) { - subgroups.push(subgroup = []); - for (var group = this[j], i = -1, n = group.length; ++i < n;) { - subgroup.push((node = group[i]) ? {node: node, delay: 0, duration: 250} : null); - } - } - - return d3_transition(subgroups, d3_transitionInheritId || ++d3_transitionId, Date.now()); -}; -var d3_selectionRoot = d3_selection([[document]]); - -d3_selectionRoot[0].parentNode = d3_selectRoot; - -// TODO fast singleton implementation! -// TODO select(function) -d3.select = function(selector) { - return typeof selector === "string" - ? d3_selectionRoot.select(selector) - : d3_selection([[selector]]); // assume node -}; - -// TODO selectAll(function) -d3.selectAll = function(selector) { - return typeof selector === "string" - ? d3_selectionRoot.selectAll(selector) - : d3_selection([d3_array(selector)]); // assume node[] -}; -function d3_selection_enter(selection) { - d3_arraySubclass(selection, d3_selection_enterPrototype); - return selection; -} - -var d3_selection_enterPrototype = []; - -d3_selection_enterPrototype.append = d3_selectionPrototype.append; -d3_selection_enterPrototype.insert = d3_selectionPrototype.insert; -d3_selection_enterPrototype.empty = d3_selectionPrototype.empty; -d3_selection_enterPrototype.node = d3_selectionPrototype.node; -d3_selection_enterPrototype.select = function(selector) { - var subgroups = [], - subgroup, - subnode, - upgroup, - group, - node; - - for (var j = -1, m = this.length; ++j < m;) { - upgroup = (group = this[j]).update; - subgroups.push(subgroup = []); - subgroup.parentNode = group.parentNode; - for (var i = -1, n = group.length; ++i < n;) { - if (node = group[i]) { - subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i)); - subnode.__data__ = node.__data__; - } else { - subgroup.push(null); - } - } - } - - return d3_selection(subgroups); -}; -function d3_transition(groups, id, time) { - d3_arraySubclass(groups, d3_transitionPrototype); - - var tweens = {}, - event = d3.dispatch("start", "end"), - ease = d3_transitionEase; - - groups.id = id; - - groups.time = time; - - groups.tween = function(name, tween) { - if (arguments.length < 2) return tweens[name]; - if (tween == null) delete tweens[name]; - else tweens[name] = tween; - return groups; - }; - - groups.ease = function(value) { - if (!arguments.length) return ease; - ease = typeof value === "function" ? value : d3.ease.apply(d3, arguments); - return groups; - }; - - groups.each = function(type, listener) { - if (arguments.length < 2) return d3_transition_each.call(groups, type); - event.on(type, listener); - return groups; - }; - - d3.timer(function(elapsed) { - groups.each(function(d, i, j) { - var tweened = [], - node = this, - delay = groups[j][i].delay, - duration = groups[j][i].duration, - lock = node.__transition__ || (node.__transition__ = {active: 0, count: 0}); - - ++lock.count; - - delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time); - - function start(elapsed) { - if (lock.active > id) return stop(); - lock.active = id; - - for (var tween in tweens) { - if (tween = tweens[tween].call(node, d, i)) { - tweened.push(tween); - } - } - - event.start.call(node, d, i); - if (!tick(elapsed)) d3.timer(tick, 0, time); - return 1; - } - - function tick(elapsed) { - if (lock.active !== id) return stop(); - - var t = (elapsed - delay) / duration, - e = ease(t), - n = tweened.length; - - while (n > 0) { - tweened[--n].call(node, e); - } - - if (t >= 1) { - stop(); - d3_transitionInheritId = id; - event.end.call(node, d, i); - d3_transitionInheritId = 0; - return 1; - } - } - - function stop() { - if (!--lock.count) delete node.__transition__; - return 1; - } - }); - return 1; - }, 0, time); - - return groups; -} - -var d3_transitionRemove = {}; - -function d3_transitionNull(d, i, a) { - return a != "" && d3_transitionRemove; -} - -function d3_transitionTween(name, b) { - var interpolate = d3_interpolateByName(name); - - function transitionFunction(d, i, a) { - var v = b.call(this, d, i); - return v == null - ? a != "" && d3_transitionRemove - : a != v && interpolate(a, v); - } - - function transitionString(d, i, a) { - return a != b && interpolate(a, b); - } - - return typeof b === "function" ? transitionFunction - : b == null ? d3_transitionNull - : (b += "", transitionString); -} - -var d3_transitionPrototype = [], - d3_transitionId = 0, - d3_transitionInheritId = 0, - d3_transitionEase = d3.ease("cubic-in-out"); - -d3_transitionPrototype.call = d3_selectionPrototype.call; - -d3.transition = function() { - return d3_selectionRoot.transition(); -}; - -d3.transition.prototype = d3_transitionPrototype; -d3_transitionPrototype.select = function(selector) { - var subgroups = [], - subgroup, - subnode, - node; - - if (typeof selector !== "function") selector = d3_selection_selector(selector); - - for (var j = -1, m = this.length; ++j < m;) { - subgroups.push(subgroup = []); - for (var group = this[j], i = -1, n = group.length; ++i < n;) { - if ((node = group[i]) && (subnode = selector.call(node.node, node.node.__data__, i))) { - if ("__data__" in node.node) subnode.__data__ = node.node.__data__; - subgroup.push({node: subnode, delay: node.delay, duration: node.duration}); - } else { - subgroup.push(null); - } - } - } - - return d3_transition(subgroups, this.id, this.time).ease(this.ease()); -}; -d3_transitionPrototype.selectAll = function(selector) { - var subgroups = [], - subgroup, - subnodes, - node; - - if (typeof selector !== "function") selector = d3_selection_selectorAll(selector); - - for (var j = -1, m = this.length; ++j < m;) { - for (var group = this[j], i = -1, n = group.length; ++i < n;) { - if (node = group[i]) { - subnodes = selector.call(node.node, node.node.__data__, i); - subgroups.push(subgroup = []); - for (var k = -1, o = subnodes.length; ++k < o;) { - subgroup.push({node: subnodes[k], delay: node.delay, duration: node.duration}); - } - } - } - } - - return d3_transition(subgroups, this.id, this.time).ease(this.ease()); -}; -d3_transitionPrototype.attr = function(name, value) { - return this.attrTween(name, d3_transitionTween(name, value)); -}; - -d3_transitionPrototype.attrTween = function(nameNS, tween) { - var name = d3.ns.qualify(nameNS); - - function attrTween(d, i) { - var f = tween.call(this, d, i, this.getAttribute(name)); - return f === d3_transitionRemove - ? (this.removeAttribute(name), null) - : f && function(t) { this.setAttribute(name, f(t)); }; - } - - function attrTweenNS(d, i) { - var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); - return f === d3_transitionRemove - ? (this.removeAttributeNS(name.space, name.local), null) - : f && function(t) { this.setAttributeNS(name.space, name.local, f(t)); }; - } - - return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); -}; -d3_transitionPrototype.style = function(name, value, priority) { - if (arguments.length < 3) priority = ""; - return this.styleTween(name, d3_transitionTween(name, value), priority); -}; - -d3_transitionPrototype.styleTween = function(name, tween, priority) { - if (arguments.length < 3) priority = ""; - return this.tween("style." + name, function(d, i) { - var f = tween.call(this, d, i, window.getComputedStyle(this, null).getPropertyValue(name)); - return f === d3_transitionRemove - ? (this.style.removeProperty(name), null) - : f && function(t) { this.style.setProperty(name, f(t), priority); }; - }); -}; -d3_transitionPrototype.text = function(value) { - return this.tween("text", function(d, i) { - this.textContent = typeof value === "function" - ? value.call(this, d, i) - : value; - }); -}; -d3_transitionPrototype.remove = function() { - return this.each("end", function() { - var p; - if (!this.__transition__ && (p = this.parentNode)) p.removeChild(this); - }); -}; -d3_transitionPrototype.delay = function(value) { - var groups = this; - return groups.each(typeof value === "function" - ? function(d, i, j) { groups[j][i].delay = +value.apply(this, arguments); } - : (value = +value, function(d, i, j) { groups[j][i].delay = value; })); -}; -d3_transitionPrototype.duration = function(value) { - var groups = this; - return groups.each(typeof value === "function" - ? function(d, i, j) { groups[j][i].duration = +value.apply(this, arguments); } - : (value = +value, function(d, i, j) { groups[j][i].duration = value; })); -}; -function d3_transition_each(callback) { - for (var j = 0, m = this.length; j < m; j++) { - for (var group = this[j], i = 0, n = group.length; i < n; i++) { - var node = group[i]; - if (node) callback.call(node = node.node, node.__data__, i, j); - } - } - return this; -} -d3_transitionPrototype.transition = function() { - return this.select(d3_this); -}; -var d3_timer_queue = null, - d3_timer_interval, // is an interval (or frame) active? - d3_timer_timeout; // is a timeout active? - -// The timer will continue to fire until callback returns true. -d3.timer = function(callback, delay, then) { - var found = false, - t0, - t1 = d3_timer_queue; - - if (arguments.length < 3) { - if (arguments.length < 2) delay = 0; - else if (!isFinite(delay)) return; - then = Date.now(); - } - - // See if the callback's already in the queue. - while (t1) { - if (t1.callback === callback) { - t1.then = then; - t1.delay = delay; - found = true; - break; - } - t0 = t1; - t1 = t1.next; - } - - // Otherwise, add the callback to the queue. - if (!found) d3_timer_queue = { - callback: callback, - then: then, - delay: delay, - next: d3_timer_queue - }; - - // Start animatin'! - if (!d3_timer_interval) { - d3_timer_timeout = clearTimeout(d3_timer_timeout); - d3_timer_interval = 1; - d3_timer_frame(d3_timer_step); - } -} - -function d3_timer_step() { - var elapsed, - now = Date.now(), - t1 = d3_timer_queue; - - while (t1) { - elapsed = now - t1.then; - if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed); - t1 = t1.next; - } - - var delay = d3_timer_flush() - now; - if (delay > 24) { - if (isFinite(delay)) { - clearTimeout(d3_timer_timeout); - d3_timer_timeout = setTimeout(d3_timer_step, delay); - } - d3_timer_interval = 0; - } else { - d3_timer_interval = 1; - d3_timer_frame(d3_timer_step); - } -} - -d3.timer.flush = function() { - var elapsed, - now = Date.now(), - t1 = d3_timer_queue; - - while (t1) { - elapsed = now - t1.then; - if (!t1.delay) t1.flush = t1.callback(elapsed); - t1 = t1.next; - } - - d3_timer_flush(); -}; - -// Flush after callbacks, to avoid concurrent queue modification. -function d3_timer_flush() { - var t0 = null, - t1 = d3_timer_queue, - then = Infinity; - while (t1) { - if (t1.flush) { - t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next; - } else { - then = Math.min(then, t1.then + t1.delay); - t1 = (t0 = t1).next; - } - } - return then; -} - -var d3_timer_frame = window.requestAnimationFrame - || window.webkitRequestAnimationFrame - || window.mozRequestAnimationFrame - || window.oRequestAnimationFrame - || window.msRequestAnimationFrame - || function(callback) { setTimeout(callback, 17); }; -d3.transform = function(string) { - var g = document.createElementNS(d3.ns.prefix.svg, "g"), - identity = {a: 1, b: 0, c: 0, d: 1, e: 0, f: 0}; - return (d3.transform = function(string) { - g.setAttribute("transform", string); - var t = g.transform.baseVal.consolidate(); - return new d3_transform(t ? t.matrix : identity); - })(string); -}; - -// Compute x-scale and normalize the first row. -// Compute shear and make second row orthogonal to first. -// Compute y-scale and normalize the second row. -// Finally, compute the rotation. -function d3_transform(m) { - var r0 = [m.a, m.b], - r1 = [m.c, m.d], - kx = d3_transformNormalize(r0), - kz = d3_transformDot(r0, r1), - ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0; - if (r0[0] * r1[1] < r1[0] * r0[1]) { - r0[0] *= -1; - r0[1] *= -1; - kx *= -1; - kz *= -1; - } - this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_transformDegrees; - this.translate = [m.e, m.f]; - this.scale = [kx, ky]; - this.skew = ky ? Math.atan2(kz, ky) * d3_transformDegrees : 0; -}; - -d3_transform.prototype.toString = function() { - return "translate(" + this.translate - + ")rotate(" + this.rotate - + ")skewX(" + this.skew - + ")scale(" + this.scale - + ")"; -}; - -function d3_transformDot(a, b) { - return a[0] * b[0] + a[1] * b[1]; -} - -function d3_transformNormalize(a) { - var k = Math.sqrt(d3_transformDot(a, a)); - if (k) { - a[0] /= k; - a[1] /= k; - } - return k; -} - -function d3_transformCombine(a, b, k) { - a[0] += k * b[0]; - a[1] += k * b[1]; - return a; -} - -var d3_transformDegrees = 180 / Math.PI; -function d3_noop() {} -d3.scale = {}; - -function d3_scaleExtent(domain) { - var start = domain[0], stop = domain[domain.length - 1]; - return start < stop ? [start, stop] : [stop, start]; -} - -function d3_scaleRange(scale) { - return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); -} -function d3_scale_nice(domain, nice) { - var i0 = 0, - i1 = domain.length - 1, - x0 = domain[i0], - x1 = domain[i1], - dx; - - if (x1 < x0) { - dx = i0; i0 = i1; i1 = dx; - dx = x0; x0 = x1; x1 = dx; - } - - if (dx = x1 - x0) { - nice = nice(dx); - domain[i0] = nice.floor(x0); - domain[i1] = nice.ceil(x1); - } - - return domain; -} - -function d3_scale_niceDefault() { - return Math; -} -d3.scale.linear = function() { - return d3_scale_linear([0, 1], [0, 1], d3.interpolate, false); -}; - -function d3_scale_linear(domain, range, interpolate, clamp) { - var output, - input; - - function rescale() { - var linear = domain.length == 2 ? d3_scale_bilinear : d3_scale_polylinear, - uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber; - output = linear(domain, range, uninterpolate, interpolate); - input = linear(range, domain, uninterpolate, d3.interpolate); - return scale; - } - - function scale(x) { - return output(x); - } - - // Note: requires range is coercible to number! - scale.invert = function(y) { - return input(y); - }; - - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = x.map(Number); - return rescale(); - }; - - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); - }; - - scale.rangeRound = function(x) { - return scale.range(x).interpolate(d3.interpolateRound); - }; - - scale.clamp = function(x) { - if (!arguments.length) return clamp; - clamp = x; - return rescale(); - }; - - scale.interpolate = function(x) { - if (!arguments.length) return interpolate; - interpolate = x; - return rescale(); - }; - - scale.ticks = function(m) { - return d3_scale_linearTicks(domain, m); - }; - - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(domain, m); - }; - - scale.nice = function() { - d3_scale_nice(domain, d3_scale_linearNice); - return rescale(); - }; - - scale.copy = function() { - return d3_scale_linear(domain, range, interpolate, clamp); - }; - - return rescale(); -}; - -function d3_scale_linearRebind(scale, linear) { - return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); -} - -function d3_scale_linearNice(dx) { - dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1); - return { - floor: function(x) { return Math.floor(x / dx) * dx; }, - ceil: function(x) { return Math.ceil(x / dx) * dx; } - }; -} - -// TODO Dates? Ugh. -function d3_scale_linearTickRange(domain, m) { - var extent = d3_scaleExtent(domain), - span = extent[1] - extent[0], - step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), - err = m / span * step; - - // Filter ticks to get closer to the desired count. - if (err <= .15) step *= 10; - else if (err <= .35) step *= 5; - else if (err <= .75) step *= 2; - - // Round start and stop values to step interval. - extent[0] = Math.ceil(extent[0] / step) * step; - extent[1] = Math.floor(extent[1] / step) * step + step * .5; // inclusive - extent[2] = step; - return extent; -} - -function d3_scale_linearTicks(domain, m) { - return d3.range.apply(d3, d3_scale_linearTickRange(domain, m)); -} - -function d3_scale_linearTickFormat(domain, m) { - return d3.format(",." + Math.max(0, -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01)) + "f"); -} -function d3_scale_bilinear(domain, range, uninterpolate, interpolate) { - var u = uninterpolate(domain[0], domain[1]), - i = interpolate(range[0], range[1]); - return function(x) { - return i(u(x)); - }; -} -function d3_scale_polylinear(domain, range, uninterpolate, interpolate) { - var u = [], - i = [], - j = 0, - n = domain.length; - - while (++j < n) { - u.push(uninterpolate(domain[j - 1], domain[j])); - i.push(interpolate(range[j - 1], range[j])); - } - - return function(x) { - var j = d3.bisect(domain, x, 1, domain.length - 1) - 1; - return i[j](u[j](x)); - }; -} -d3.scale.log = function() { - return d3_scale_log(d3.scale.linear(), d3_scale_logp); -}; - -function d3_scale_log(linear, log) { - var pow = log.pow; - - function scale(x) { - return linear(log(x)); - } - - scale.invert = function(x) { - return pow(linear.invert(x)); - }; - - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(pow); - log = x[0] < 0 ? d3_scale_logn : d3_scale_logp; - pow = log.pow; - linear.domain(x.map(log)); - return scale; - }; - - scale.nice = function() { - linear.domain(d3_scale_nice(linear.domain(), d3_scale_niceDefault)); - return scale; - }; - - scale.ticks = function() { - var extent = d3_scaleExtent(linear.domain()), - ticks = []; - if (extent.every(isFinite)) { - var i = Math.floor(extent[0]), - j = Math.ceil(extent[1]), - u = pow(extent[0]), - v = pow(extent[1]); - if (log === d3_scale_logn) { - ticks.push(pow(i)); - for (; i++ < j;) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k); - } else { - for (; i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k); - ticks.push(pow(i)); - } - for (i = 0; ticks[i] < u; i++) {} // strip small values - for (j = ticks.length; ticks[j - 1] > v; j--) {} // strip big values - ticks = ticks.slice(i, j); - } - return ticks; - }; - - scale.tickFormat = function(n, format) { - if (arguments.length < 2) format = d3_scale_logFormat; - if (arguments.length < 1) return format; - var k = n / scale.ticks().length, - f = log === d3_scale_logn ? (e = -1e-12, Math.floor) : (e = 1e-12, Math.ceil), - e; - return function(d) { - return d / pow(f(log(d) + e)) < k ? format(d) : ""; - }; - }; - - scale.copy = function() { - return d3_scale_log(linear.copy(), log); - }; - - return d3_scale_linearRebind(scale, linear); -}; - -var d3_scale_logFormat = d3.format(".0e"); - -function d3_scale_logp(x) { - return Math.log(x < 0 ? 0 : x) / Math.LN10; -} - -function d3_scale_logn(x) { - return -Math.log(x > 0 ? 0 : -x) / Math.LN10; -} - -d3_scale_logp.pow = function(x) { - return Math.pow(10, x); -}; - -d3_scale_logn.pow = function(x) { - return -Math.pow(10, -x); -}; -d3.scale.pow = function() { - return d3_scale_pow(d3.scale.linear(), 1); -}; - -function d3_scale_pow(linear, exponent) { - var powp = d3_scale_powPow(exponent), - powb = d3_scale_powPow(1 / exponent); - - function scale(x) { - return linear(powp(x)); - } - - scale.invert = function(x) { - return powb(linear.invert(x)); - }; - - scale.domain = function(x) { - if (!arguments.length) return linear.domain().map(powb); - linear.domain(x.map(powp)); - return scale; - }; - - scale.ticks = function(m) { - return d3_scale_linearTicks(scale.domain(), m); - }; - - scale.tickFormat = function(m) { - return d3_scale_linearTickFormat(scale.domain(), m); - }; - - scale.nice = function() { - return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice)); - }; - - scale.exponent = function(x) { - if (!arguments.length) return exponent; - var domain = scale.domain(); - powp = d3_scale_powPow(exponent = x); - powb = d3_scale_powPow(1 / exponent); - return scale.domain(domain); - }; - - scale.copy = function() { - return d3_scale_pow(linear.copy(), exponent); - }; - - return d3_scale_linearRebind(scale, linear); -}; - -function d3_scale_powPow(e) { - return function(x) { - return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); - }; -} -d3.scale.sqrt = function() { - return d3.scale.pow().exponent(.5); -}; -d3.scale.ordinal = function() { - return d3_scale_ordinal([], {t: "range", x: []}); -}; - -function d3_scale_ordinal(domain, ranger) { - var index, - range, - rangeBand; - - function scale(x) { - return range[((index[x] || (index[x] = domain.push(x))) - 1) % range.length]; - } - - function steps(start, step) { - return d3.range(domain.length).map(function(i) { return start + step * i; }); - } - - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = []; - index = {}; - var i = -1, n = x.length, xi; - while (++i < n) if (!index[xi = x[i]]) index[xi] = domain.push(xi); - return scale[ranger.t](ranger.x, ranger.p); - }; - - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - rangeBand = 0; - ranger = {t: "range", x: x}; - return scale; - }; - - scale.rangePoints = function(x, padding) { - if (arguments.length < 2) padding = 0; - var start = x[0], - stop = x[1], - step = (stop - start) / (domain.length - 1 + padding); - range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step); - rangeBand = 0; - ranger = {t: "rangePoints", x: x, p: padding}; - return scale; - }; - - scale.rangeBands = function(x, padding) { - if (arguments.length < 2) padding = 0; - var start = x[0], - stop = x[1], - step = (stop - start) / (domain.length + padding); - range = steps(start + step * padding, step); - rangeBand = step * (1 - padding); - ranger = {t: "rangeBands", x: x, p: padding}; - return scale; - }; - - scale.rangeRoundBands = function(x, padding) { - if (arguments.length < 2) padding = 0; - var start = x[0], - stop = x[1], - step = Math.floor((stop - start) / (domain.length + padding)); - range = steps(start + Math.round((stop - start - (domain.length - padding) * step) / 2), step); - rangeBand = Math.round(step * (1 - padding)); - ranger = {t: "rangeRoundBands", x: x, p: padding}; - return scale; - }; - - scale.rangeBand = function() { - return rangeBand; - }; - - scale.rangeExtent = function() { - return ranger.t === "range" ? d3_scaleExtent(ranger.x) : ranger.x; - }; - - scale.copy = function() { - return d3_scale_ordinal(domain, ranger); - }; - - return scale.domain(domain); -}; -/* - * This product includes color specifications and designs developed by Cynthia - * Brewer (http://colorbrewer.org/). See lib/colorbrewer for more information. - */ - -d3.scale.category10 = function() { - return d3.scale.ordinal().range(d3_category10); -}; - -d3.scale.category20 = function() { - return d3.scale.ordinal().range(d3_category20); -}; - -d3.scale.category20b = function() { - return d3.scale.ordinal().range(d3_category20b); -}; - -d3.scale.category20c = function() { - return d3.scale.ordinal().range(d3_category20c); -}; - -var d3_category10 = [ - "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd", - "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf" -]; - -var d3_category20 = [ - "#1f77b4", "#aec7e8", - "#ff7f0e", "#ffbb78", - "#2ca02c", "#98df8a", - "#d62728", "#ff9896", - "#9467bd", "#c5b0d5", - "#8c564b", "#c49c94", - "#e377c2", "#f7b6d2", - "#7f7f7f", "#c7c7c7", - "#bcbd22", "#dbdb8d", - "#17becf", "#9edae5" -]; - -var d3_category20b = [ - "#393b79", "#5254a3", "#6b6ecf", "#9c9ede", - "#637939", "#8ca252", "#b5cf6b", "#cedb9c", - "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94", - "#843c39", "#ad494a", "#d6616b", "#e7969c", - "#7b4173", "#a55194", "#ce6dbd", "#de9ed6" -]; - -var d3_category20c = [ - "#3182bd", "#6baed6", "#9ecae1", "#c6dbef", - "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2", - "#31a354", "#74c476", "#a1d99b", "#c7e9c0", - "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb", - "#636363", "#969696", "#bdbdbd", "#d9d9d9" -]; -d3.scale.quantile = function() { - return d3_scale_quantile([], []); -}; - -function d3_scale_quantile(domain, range) { - var thresholds; - - function rescale() { - var k = 0, - n = domain.length, - q = range.length; - thresholds = []; - while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q); - return scale; - } - - function scale(x) { - if (isNaN(x = +x)) return NaN; - return range[d3.bisect(thresholds, x)]; - } - - scale.domain = function(x) { - if (!arguments.length) return domain; - domain = x.filter(function(d) { return !isNaN(d); }).sort(d3.ascending); - return rescale(); - }; - - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); - }; - - scale.quantiles = function() { - return thresholds; - }; - - scale.copy = function() { - return d3_scale_quantile(domain, range); // copy on write! - }; - - return rescale(); -}; -d3.scale.quantize = function() { - return d3_scale_quantize(0, 1, [0, 1]); -}; - -function d3_scale_quantize(x0, x1, range) { - var kx, i; - - function scale(x) { - return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))]; - } - - function rescale() { - kx = range.length / (x1 - x0); - i = range.length - 1; - return scale; - } - - scale.domain = function(x) { - if (!arguments.length) return [x0, x1]; - x0 = +x[0]; - x1 = +x[x.length - 1]; - return rescale(); - }; - - scale.range = function(x) { - if (!arguments.length) return range; - range = x; - return rescale(); - }; - - scale.copy = function() { - return d3_scale_quantize(x0, x1, range); // copy on write - }; - - return rescale(); -}; -d3.svg = {}; -d3.svg.arc = function() { - var innerRadius = d3_svg_arcInnerRadius, - outerRadius = d3_svg_arcOuterRadius, - startAngle = d3_svg_arcStartAngle, - endAngle = d3_svg_arcEndAngle; - - function arc() { - var r0 = innerRadius.apply(this, arguments), - r1 = outerRadius.apply(this, arguments), - a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, - a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, - da = (a1 < a0 && (da = a0, a0 = a1, a1 = da), a1 - a0), - df = da < Math.PI ? "0" : "1", - c0 = Math.cos(a0), - s0 = Math.sin(a0), - c1 = Math.cos(a1), - s1 = Math.sin(a1); - return da >= d3_svg_arcMax - ? (r0 - ? "M0," + r1 - + "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1) - + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 - + "M0," + r0 - + "A" + r0 + "," + r0 + " 0 1,0 0," + (-r0) - + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 - + "Z" - : "M0," + r1 - + "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1) - + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 - + "Z") - : (r0 - ? "M" + r1 * c0 + "," + r1 * s0 - + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 - + "L" + r0 * c1 + "," + r0 * s1 - + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 - + "Z" - : "M" + r1 * c0 + "," + r1 * s0 - + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 - + "L0,0" - + "Z"); - } - - arc.innerRadius = function(v) { - if (!arguments.length) return innerRadius; - innerRadius = d3.functor(v); - return arc; - }; - - arc.outerRadius = function(v) { - if (!arguments.length) return outerRadius; - outerRadius = d3.functor(v); - return arc; - }; - - arc.startAngle = function(v) { - if (!arguments.length) return startAngle; - startAngle = d3.functor(v); - return arc; - }; - - arc.endAngle = function(v) { - if (!arguments.length) return endAngle; - endAngle = d3.functor(v); - return arc; - }; - - arc.centroid = function() { - var r = (innerRadius.apply(this, arguments) - + outerRadius.apply(this, arguments)) / 2, - a = (startAngle.apply(this, arguments) - + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset; - return [Math.cos(a) * r, Math.sin(a) * r]; - }; - - return arc; -}; - -var d3_svg_arcOffset = -Math.PI / 2, - d3_svg_arcMax = 2 * Math.PI - 1e-6; - -function d3_svg_arcInnerRadius(d) { - return d.innerRadius; -} - -function d3_svg_arcOuterRadius(d) { - return d.outerRadius; -} - -function d3_svg_arcStartAngle(d) { - return d.startAngle; -} - -function d3_svg_arcEndAngle(d) { - return d.endAngle; -} -function d3_svg_line(projection) { - var x = d3_svg_lineX, - y = d3_svg_lineY, - interpolate = "linear", - interpolator = d3_svg_lineInterpolators[interpolate], - tension = .7; - - function line(d) { - return d.length < 1 ? null : "M" + interpolator(projection(d3_svg_linePoints(this, d, x, y)), tension); - } - - line.x = function(v) { - if (!arguments.length) return x; - x = v; - return line; - }; - - line.y = function(v) { - if (!arguments.length) return y; - y = v; - return line; - }; - - line.interpolate = function(v) { - if (!arguments.length) return interpolate; - interpolator = d3_svg_lineInterpolators[interpolate = v]; - return line; - }; - - line.tension = function(v) { - if (!arguments.length) return tension; - tension = v; - return line; - }; - - return line; -} - -d3.svg.line = function() { - return d3_svg_line(Object); -}; - -// Converts the specified array of data into an array of points -// (x-y tuples), by evaluating the specified `x` and `y` functions on each -// data point. The `this` context of the evaluated functions is the specified -// "self" object; each function is passed the current datum and index. -function d3_svg_linePoints(self, d, x, y) { - var points = [], - i = -1, - n = d.length, - fx = typeof x === "function", - fy = typeof y === "function", - value; - if (fx && fy) { - while (++i < n) points.push([ - x.call(self, value = d[i], i), - y.call(self, value, i) - ]); - } else if (fx) { - while (++i < n) points.push([x.call(self, d[i], i), y]); - } else if (fy) { - while (++i < n) points.push([x, y.call(self, d[i], i)]); - } else { - while (++i < n) points.push([x, y]); - } - return points; -} - -// The default `x` property, which references d[0]. -function d3_svg_lineX(d) { - return d[0]; -} - -// The default `y` property, which references d[1]. -function d3_svg_lineY(d) { - return d[1]; -} - -// The various interpolators supported by the `line` class. -var d3_svg_lineInterpolators = { - "linear": d3_svg_lineLinear, - "step-before": d3_svg_lineStepBefore, - "step-after": d3_svg_lineStepAfter, - "basis": d3_svg_lineBasis, - "basis-open": d3_svg_lineBasisOpen, - "basis-closed": d3_svg_lineBasisClosed, - "bundle": d3_svg_lineBundle, - "cardinal": d3_svg_lineCardinal, - "cardinal-open": d3_svg_lineCardinalOpen, - "cardinal-closed": d3_svg_lineCardinalClosed, - "monotone": d3_svg_lineMonotone -}; - -// Linear interpolation; generates "L" commands. -function d3_svg_lineLinear(points) { - var i = 0, - n = points.length, - p = points[0], - path = [p[0], ",", p[1]]; - while (++i < n) path.push("L", (p = points[i])[0], ",", p[1]); - return path.join(""); -} - -// Step interpolation; generates "H" and "V" commands. -function d3_svg_lineStepBefore(points) { - var i = 0, - n = points.length, - p = points[0], - path = [p[0], ",", p[1]]; - while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); - return path.join(""); -} - -// Step interpolation; generates "H" and "V" commands. -function d3_svg_lineStepAfter(points) { - var i = 0, - n = points.length, - p = points[0], - path = [p[0], ",", p[1]]; - while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); - return path.join(""); -} - -// Open cardinal spline interpolation; generates "C" commands. -function d3_svg_lineCardinalOpen(points, tension) { - return points.length < 4 - ? d3_svg_lineLinear(points) - : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), - d3_svg_lineCardinalTangents(points, tension)); -} - -// Closed cardinal spline interpolation; generates "C" commands. -function d3_svg_lineCardinalClosed(points, tension) { - return points.length < 3 - ? d3_svg_lineLinear(points) - : points[0] + d3_svg_lineHermite((points.push(points[0]), points), - d3_svg_lineCardinalTangents([points[points.length - 2]] - .concat(points, [points[1]]), tension)); -} - -// Cardinal spline interpolation; generates "C" commands. -function d3_svg_lineCardinal(points, tension, closed) { - return points.length < 3 - ? d3_svg_lineLinear(points) - : points[0] + d3_svg_lineHermite(points, - d3_svg_lineCardinalTangents(points, tension)); -} - -// Hermite spline construction; generates "C" commands. -function d3_svg_lineHermite(points, tangents) { - if (tangents.length < 1 - || (points.length != tangents.length - && points.length != tangents.length + 2)) { - return d3_svg_lineLinear(points); - } - - var quad = points.length != tangents.length, - path = "", - p0 = points[0], - p = points[1], - t0 = tangents[0], - t = t0, - pi = 1; - - if (quad) { - path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) - + "," + p[0] + "," + p[1]; - p0 = points[1]; - pi = 2; - } - - if (tangents.length > 1) { - t = tangents[1]; - p = points[pi]; - pi++; - path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) - + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) - + "," + p[0] + "," + p[1]; - for (var i = 2; i < tangents.length; i++, pi++) { - p = points[pi]; - t = tangents[i]; - path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) - + "," + p[0] + "," + p[1]; - } - } - - if (quad) { - var lp = points[pi]; - path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) - + "," + lp[0] + "," + lp[1]; - } - - return path; -} - -// Generates tangents for a cardinal spline. -function d3_svg_lineCardinalTangents(points, tension) { - var tangents = [], - a = (1 - tension) / 2, - p0, - p1 = points[0], - p2 = points[1], - i = 1, - n = points.length; - while (++i < n) { - p0 = p1; - p1 = p2; - p2 = points[i]; - tangents.push([a * (p2[0] - p0[0]), a * (p2[1] - p0[1])]); - } - return tangents; -} - -// B-spline interpolation; generates "C" commands. -function d3_svg_lineBasis(points) { - if (points.length < 3) return d3_svg_lineLinear(points); - var i = 1, - n = points.length, - pi = points[0], - x0 = pi[0], - y0 = pi[1], - px = [x0, x0, x0, (pi = points[1])[0]], - py = [y0, y0, y0, pi[1]], - path = [x0, ",", y0]; - d3_svg_lineBasisBezier(path, px, py); - while (++i < n) { - pi = points[i]; - px.shift(); px.push(pi[0]); - py.shift(); py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); - } - i = -1; - while (++i < 2) { - px.shift(); px.push(pi[0]); - py.shift(); py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); - } - return path.join(""); -} - -// Open B-spline interpolation; generates "C" commands. -function d3_svg_lineBasisOpen(points) { - if (points.length < 4) return d3_svg_lineLinear(points); - var path = [], - i = -1, - n = points.length, - pi, - px = [0], - py = [0]; - while (++i < 3) { - pi = points[i]; - px.push(pi[0]); - py.push(pi[1]); - } - path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) - + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); - --i; while (++i < n) { - pi = points[i]; - px.shift(); px.push(pi[0]); - py.shift(); py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); - } - return path.join(""); -} - -// Closed B-spline interpolation; generates "C" commands. -function d3_svg_lineBasisClosed(points) { - var path, - i = -1, - n = points.length, - m = n + 4, - pi, - px = [], - py = []; - while (++i < 4) { - pi = points[i % n]; - px.push(pi[0]); - py.push(pi[1]); - } - path = [ - d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", - d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) - ]; - --i; while (++i < m) { - pi = points[i % n]; - px.shift(); px.push(pi[0]); - py.shift(); py.push(pi[1]); - d3_svg_lineBasisBezier(path, px, py); - } - return path.join(""); -} - -function d3_svg_lineBundle(points, tension) { - var n = points.length - 1, - x0 = points[0][0], - y0 = points[0][1], - dx = points[n][0] - x0, - dy = points[n][1] - y0, - i = -1, - p, - t; - while (++i <= n) { - p = points[i]; - t = i / n; - p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); - p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); - } - return d3_svg_lineBasis(points); -} - -// Returns the dot product of the given four-element vectors. -function d3_svg_lineDot4(a, b) { - return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; -} - -// Matrix to transform basis (b-spline) control points to bezier -// control points. Derived from FvD 11.2.8. -var d3_svg_lineBasisBezier1 = [0, 2/3, 1/3, 0], - d3_svg_lineBasisBezier2 = [0, 1/3, 2/3, 0], - d3_svg_lineBasisBezier3 = [0, 1/6, 2/3, 1/6]; - -// Pushes a "C" Bézier curve onto the specified path array, given the -// two specified four-element arrays which define the control points. -function d3_svg_lineBasisBezier(path, x, y) { - path.push( - "C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), - ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), - ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), - ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), - ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), - ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); -} - -// Computes the slope from points p0 to p1. -function d3_svg_lineSlope(p0, p1) { - return (p1[1] - p0[1]) / (p1[0] - p0[0]); -} - -// Compute three-point differences for the given points. -// http://en.wikipedia.org/wiki/Cubic_Hermite_spline#Finite_difference -function d3_svg_lineFiniteDifferences(points) { - var i = 0, - j = points.length - 1, - m = [], - p0 = points[0], - p1 = points[1], - d = m[0] = d3_svg_lineSlope(p0, p1); - while (++i < j) { - m[i] = d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1])); - } - m[i] = d; - return m; -} - -// Interpolates the given points using Fritsch-Carlson Monotone cubic Hermite -// interpolation. Returns an array of tangent vectors. For details, see -// http://en.wikipedia.org/wiki/Monotone_cubic_interpolation -function d3_svg_lineMonotoneTangents(points) { - var tangents = [], - d, - a, - b, - s, - m = d3_svg_lineFiniteDifferences(points), - i = -1, - j = points.length - 1; - - // The first two steps are done by computing finite-differences: - // 1. Compute the slopes of the secant lines between successive points. - // 2. Initialize the tangents at every point as the average of the secants. - - // Then, for each segment… - while (++i < j) { - d = d3_svg_lineSlope(points[i], points[i + 1]); - - // 3. If two successive yk = y{k + 1} are equal (i.e., d is zero), then set - // mk = m{k + 1} = 0 as the spline connecting these points must be flat to - // preserve monotonicity. Ignore step 4 and 5 for those k. - - if (Math.abs(d) < 1e-6) { - m[i] = m[i + 1] = 0; - } else { - // 4. Let ak = mk / dk and bk = m{k + 1} / dk. - a = m[i] / d; - b = m[i + 1] / d; - - // 5. Prevent overshoot and ensure monotonicity by restricting the - // magnitude of vector <ak, bk> to a circle of radius 3. - s = a * a + b * b; - if (s > 9) { - s = d * 3 / Math.sqrt(s); - m[i] = s * a; - m[i + 1] = s * b; - } - } - } - - // Compute the normalized tangent vector from the slopes. Note that if x is - // not monotonic, it's possible that the slope will be infinite, so we protect - // against NaN by setting the coordinate to zero. - i = -1; while (++i <= j) { - s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) - / (6 * (1 + m[i] * m[i])); - tangents.push([s || 0, m[i] * s || 0]); - } - - return tangents; -} - -function d3_svg_lineMonotone(points) { - return points.length < 3 - ? d3_svg_lineLinear(points) - : points[0] + - d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); -} -d3.svg.line.radial = function() { - var line = d3_svg_line(d3_svg_lineRadial); - line.radius = line.x, delete line.x; - line.angle = line.y, delete line.y; - return line; -}; - -function d3_svg_lineRadial(points) { - var point, - i = -1, - n = points.length, - r, - a; - while (++i < n) { - point = points[i]; - r = point[0]; - a = point[1] + d3_svg_arcOffset; - point[0] = r * Math.cos(a); - point[1] = r * Math.sin(a); - } - return points; -} -function d3_svg_area(projection) { - var x0 = d3_svg_lineX, - x1 = d3_svg_lineX, - y0 = 0, - y1 = d3_svg_lineY, - interpolate, - i0, - i1, - tension = .7; - - function area(d) { - if (d.length < 1) return null; - var points0 = d3_svg_linePoints(this, d, x0, y0), - points1 = d3_svg_linePoints(this, d, x0 === x1 ? d3_svg_areaX(points0) : x1, y0 === y1 ? d3_svg_areaY(points0) : y1); - return "M" + i0(projection(points1), tension) - + "L" + i1(projection(points0.reverse()), tension) - + "Z"; - } - - area.x = function(x) { - if (!arguments.length) return x1; - x0 = x1 = x; - return area; - }; - - area.x0 = function(x) { - if (!arguments.length) return x0; - x0 = x; - return area; - }; - - area.x1 = function(x) { - if (!arguments.length) return x1; - x1 = x; - return area; - }; - - area.y = function(y) { - if (!arguments.length) return y1; - y0 = y1 = y; - return area; - }; - - area.y0 = function(y) { - if (!arguments.length) return y0; - y0 = y; - return area; - }; - - area.y1 = function(y) { - if (!arguments.length) return y1; - y1 = y; - return area; - }; - - area.interpolate = function(x) { - if (!arguments.length) return interpolate; - i0 = d3_svg_lineInterpolators[interpolate = x]; - i1 = i0.reverse || i0; - return area; - }; - - area.tension = function(x) { - if (!arguments.length) return tension; - tension = x; - return area; - }; - - return area.interpolate("linear"); -} - -d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; -d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; - -d3.svg.area = function() { - return d3_svg_area(Object); -}; - -function d3_svg_areaX(points) { - return function(d, i) { - return points[i][0]; - }; -} - -function d3_svg_areaY(points) { - return function(d, i) { - return points[i][1]; - }; -} -d3.svg.area.radial = function() { - var area = d3_svg_area(d3_svg_lineRadial); - area.radius = area.x, delete area.x; - area.innerRadius = area.x0, delete area.x0; - area.outerRadius = area.x1, delete area.x1; - area.angle = area.y, delete area.y; - area.startAngle = area.y0, delete area.y0; - area.endAngle = area.y1, delete area.y1; - return area; -}; -d3.svg.chord = function() { - var source = d3_svg_chordSource, - target = d3_svg_chordTarget, - radius = d3_svg_chordRadius, - startAngle = d3_svg_arcStartAngle, - endAngle = d3_svg_arcEndAngle; - - // TODO Allow control point to be customized. - - function chord(d, i) { - var s = subgroup(this, source, d, i), - t = subgroup(this, target, d, i); - return "M" + s.p0 - + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) - ? curve(s.r, s.p1, s.r, s.p0) - : curve(s.r, s.p1, t.r, t.p0) - + arc(t.r, t.p1, t.a1 - t.a0) - + curve(t.r, t.p1, s.r, s.p0)) - + "Z"; - } - - function subgroup(self, f, d, i) { - var subgroup = f.call(self, d, i), - r = radius.call(self, subgroup, i), - a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, - a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset; - return { - r: r, - a0: a0, - a1: a1, - p0: [r * Math.cos(a0), r * Math.sin(a0)], - p1: [r * Math.cos(a1), r * Math.sin(a1)] - }; - } - - function equals(a, b) { - return a.a0 == b.a0 && a.a1 == b.a1; - } - - function arc(r, p, a) { - return "A" + r + "," + r + " 0 " + +(a > Math.PI) + ",1 " + p; - } - - function curve(r0, p0, r1, p1) { - return "Q 0,0 " + p1; - } - - chord.radius = function(v) { - if (!arguments.length) return radius; - radius = d3.functor(v); - return chord; - }; - - chord.source = function(v) { - if (!arguments.length) return source; - source = d3.functor(v); - return chord; - }; - - chord.target = function(v) { - if (!arguments.length) return target; - target = d3.functor(v); - return chord; - }; - - chord.startAngle = function(v) { - if (!arguments.length) return startAngle; - startAngle = d3.functor(v); - return chord; - }; - - chord.endAngle = function(v) { - if (!arguments.length) return endAngle; - endAngle = d3.functor(v); - return chord; - }; - - return chord; -}; - -function d3_svg_chordSource(d) { - return d.source; -} - -function d3_svg_chordTarget(d) { - return d.target; -} - -function d3_svg_chordRadius(d) { - return d.radius; -} - -function d3_svg_chordStartAngle(d) { - return d.startAngle; -} - -function d3_svg_chordEndAngle(d) { - return d.endAngle; -} -d3.svg.diagonal = function() { - var source = d3_svg_chordSource, - target = d3_svg_chordTarget, - projection = d3_svg_diagonalProjection; - - function diagonal(d, i) { - var p0 = source.call(this, d, i), - p3 = target.call(this, d, i), - m = (p0.y + p3.y) / 2, - p = [p0, {x: p0.x, y: m}, {x: p3.x, y: m}, p3]; - p = p.map(projection); - return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; - } - - diagonal.source = function(x) { - if (!arguments.length) return source; - source = d3.functor(x); - return diagonal; - }; - - diagonal.target = function(x) { - if (!arguments.length) return target; - target = d3.functor(x); - return diagonal; - }; - - diagonal.projection = function(x) { - if (!arguments.length) return projection; - projection = x; - return diagonal; - }; - - return diagonal; -}; - -function d3_svg_diagonalProjection(d) { - return [d.x, d.y]; -} -d3.svg.diagonal.radial = function() { - var diagonal = d3.svg.diagonal(), - projection = d3_svg_diagonalProjection, - projection_ = diagonal.projection; - - diagonal.projection = function(x) { - return arguments.length - ? projection_(d3_svg_diagonalRadialProjection(projection = x)) - : projection; - }; - - return diagonal; -}; - -function d3_svg_diagonalRadialProjection(projection) { - return function() { - var d = projection.apply(this, arguments), - r = d[0], - a = d[1] + d3_svg_arcOffset; - return [r * Math.cos(a), r * Math.sin(a)]; - }; -} -d3.svg.mouse = function(container) { - return d3_svg_mousePoint(container, d3.event); -}; - -// https://bugs.webkit.org/show_bug.cgi?id=44083 -var d3_mouse_bug44083 = /WebKit/.test(navigator.userAgent) ? -1 : 0; - -function d3_svg_mousePoint(container, e) { - var point = (container.ownerSVGElement || container).createSVGPoint(); - if ((d3_mouse_bug44083 < 0) && (window.scrollX || window.scrollY)) { - var svg = d3.select(document.body) - .append("svg") - .style("position", "absolute") - .style("top", 0) - .style("left", 0); - var ctm = svg[0][0].getScreenCTM(); - d3_mouse_bug44083 = !(ctm.f || ctm.e); - svg.remove(); - } - if (d3_mouse_bug44083) { - point.x = e.pageX; - point.y = e.pageY; - } else { - point.x = e.clientX; - point.y = e.clientY; - } - point = point.matrixTransform(container.getScreenCTM().inverse()); - return [point.x, point.y]; -}; -d3.svg.touches = function(container, touches) { - if (arguments.length < 2) touches = d3.event.touches; - - return touches ? d3_array(touches).map(function(touch) { - var point = d3_svg_mousePoint(container, touch); - point.identifier = touch.identifier; - return point; - }) : []; -}; -d3.svg.symbol = function() { - var type = d3_svg_symbolType, - size = d3_svg_symbolSize; - - function symbol(d, i) { - return (d3_svg_symbols[type.call(this, d, i)] - || d3_svg_symbols.circle) - (size.call(this, d, i)); - } - - symbol.type = function(x) { - if (!arguments.length) return type; - type = d3.functor(x); - return symbol; - }; - - // size of symbol in square pixels - symbol.size = function(x) { - if (!arguments.length) return size; - size = d3.functor(x); - return symbol; - }; - - return symbol; -}; - -function d3_svg_symbolSize() { - return 64; -} - -function d3_svg_symbolType() { - return "circle"; -} - -// TODO cross-diagonal? -var d3_svg_symbols = { - "circle": function(size) { - var r = Math.sqrt(size / Math.PI); - return "M0," + r - + "A" + r + "," + r + " 0 1,1 0," + (-r) - + "A" + r + "," + r + " 0 1,1 0," + r - + "Z"; - }, - "cross": function(size) { - var r = Math.sqrt(size / 5) / 2; - return "M" + -3 * r + "," + -r - + "H" + -r - + "V" + -3 * r - + "H" + r - + "V" + -r - + "H" + 3 * r - + "V" + r - + "H" + r - + "V" + 3 * r - + "H" + -r - + "V" + r - + "H" + -3 * r - + "Z"; - }, - "diamond": function(size) { - var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), - rx = ry * d3_svg_symbolTan30; - return "M0," + -ry - + "L" + rx + ",0" - + " 0," + ry - + " " + -rx + ",0" - + "Z"; - }, - "square": function(size) { - var r = Math.sqrt(size) / 2; - return "M" + -r + "," + -r - + "L" + r + "," + -r - + " " + r + "," + r - + " " + -r + "," + r - + "Z"; - }, - "triangle-down": function(size) { - var rx = Math.sqrt(size / d3_svg_symbolSqrt3), - ry = rx * d3_svg_symbolSqrt3 / 2; - return "M0," + ry - + "L" + rx +"," + -ry - + " " + -rx + "," + -ry - + "Z"; - }, - "triangle-up": function(size) { - var rx = Math.sqrt(size / d3_svg_symbolSqrt3), - ry = rx * d3_svg_symbolSqrt3 / 2; - return "M0," + -ry - + "L" + rx +"," + ry - + " " + -rx + "," + ry - + "Z"; - } -}; - -d3.svg.symbolTypes = d3.keys(d3_svg_symbols); - -var d3_svg_symbolSqrt3 = Math.sqrt(3), - d3_svg_symbolTan30 = Math.tan(30 * Math.PI / 180); -d3.svg.axis = function() { - var scale = d3.scale.linear(), - orient = "bottom", - tickMajorSize = 6, - tickMinorSize = 6, - tickEndSize = 6, - tickPadding = 3, - tickArguments_ = [10], - tickFormat_, - tickSubdivide = 0; - - function axis(selection) { - selection.each(function(d, i, j) { - var g = d3.select(this); - - // If selection is a transition, create subtransitions. - var transition = selection.delay ? function(o) { - var id = d3_transitionInheritId; - try { - d3_transitionInheritId = selection.id; - return o.transition() - .delay(selection[j][i].delay) - .duration(selection[j][i].duration) - .ease(selection.ease()); - } finally { - d3_transitionInheritId = id; - } - } : Object; - - // Ticks, or domain values for ordinal scales. - var ticks = scale.ticks ? scale.ticks.apply(scale, tickArguments_) : scale.domain(), - tickFormat = tickFormat_ == null ? (scale.tickFormat ? scale.tickFormat.apply(scale, tickArguments_) : String) : tickFormat_; - - // Minor ticks. - var subticks = d3_svg_axisSubdivide(scale, ticks, tickSubdivide), - subtick = g.selectAll(".minor").data(subticks, String), - subtickEnter = subtick.enter().insert("line", "g").attr("class", "tick minor").style("opacity", 1e-6), - subtickExit = transition(subtick.exit()).style("opacity", 1e-6).remove(), - subtickUpdate = transition(subtick).style("opacity", 1); - - // Major ticks. - var tick = g.selectAll("g").data(ticks, String), - tickEnter = tick.enter().insert("g", "path").style("opacity", 1e-6), - tickExit = transition(tick.exit()).style("opacity", 1e-6).remove(), - tickUpdate = transition(tick).style("opacity", 1), - tickTransform; - - // Domain. - var range = d3_scaleRange(scale), - path = g.selectAll(".domain").data([0]), - pathEnter = path.enter().append("path").attr("class", "domain"), - pathUpdate = transition(path); - - // Stash a snapshot of the new scale, and retrieve the old snapshot. - var scale1 = scale.copy(), - scale0 = this.__chart__ || scale1; - this.__chart__ = scale1; - - tickEnter.append("line").attr("class", "tick"); - tickEnter.append("text"); - tickUpdate.select("text").text(tickFormat); - - switch (orient) { - case "bottom": { - tickTransform = d3_svg_axisX; - subtickEnter.attr("y2", tickMinorSize); - subtickUpdate.attr("x2", 0).attr("y2", tickMinorSize); - tickEnter.select("line").attr("y2", tickMajorSize); - tickEnter.select("text").attr("y", Math.max(tickMajorSize, 0) + tickPadding); - tickUpdate.select("line").attr("x2", 0).attr("y2", tickMajorSize); - tickUpdate.select("text").attr("x", 0).attr("y", Math.max(tickMajorSize, 0) + tickPadding).attr("dy", ".71em").attr("text-anchor", "middle"); - pathUpdate.attr("d", "M" + range[0] + "," + tickEndSize + "V0H" + range[1] + "V" + tickEndSize); - break; - } - case "top": { - tickTransform = d3_svg_axisX; - subtickEnter.attr("y2", -tickMinorSize); - subtickUpdate.attr("x2", 0).attr("y2", -tickMinorSize); - tickEnter.select("line").attr("y2", -tickMajorSize); - tickEnter.select("text").attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)); - tickUpdate.select("line").attr("x2", 0).attr("y2", -tickMajorSize); - tickUpdate.select("text").attr("x", 0).attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("dy", "0em").attr("text-anchor", "middle"); - pathUpdate.attr("d", "M" + range[0] + "," + -tickEndSize + "V0H" + range[1] + "V" + -tickEndSize); - break; - } - case "left": { - tickTransform = d3_svg_axisY; - subtickEnter.attr("x2", -tickMinorSize); - subtickUpdate.attr("x2", -tickMinorSize).attr("y2", 0); - tickEnter.select("line").attr("x2", -tickMajorSize); - tickEnter.select("text").attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)); - tickUpdate.select("line").attr("x2", -tickMajorSize).attr("y2", 0); - tickUpdate.select("text").attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("y", 0).attr("dy", ".32em").attr("text-anchor", "end"); - pathUpdate.attr("d", "M" + -tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + -tickEndSize); - break; - } - case "right": { - tickTransform = d3_svg_axisY; - subtickEnter.attr("x2", tickMinorSize); - subtickUpdate.attr("x2", tickMinorSize).attr("y2", 0); - tickEnter.select("line").attr("x2", tickMajorSize); - tickEnter.select("text").attr("x", Math.max(tickMajorSize, 0) + tickPadding); - tickUpdate.select("line").attr("x2", tickMajorSize).attr("y2", 0); - tickUpdate.select("text").attr("x", Math.max(tickMajorSize, 0) + tickPadding).attr("y", 0).attr("dy", ".32em").attr("text-anchor", "start"); - pathUpdate.attr("d", "M" + tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + tickEndSize); - break; - } - } - - // For quantitative scales: - // - enter new ticks from the old scale - // - exit old ticks to the new scale - if (scale.ticks) { - tickEnter.call(tickTransform, scale0); - tickUpdate.call(tickTransform, scale1); - tickExit.call(tickTransform, scale1); - subtickEnter.call(tickTransform, scale0); - subtickUpdate.call(tickTransform, scale1); - subtickExit.call(tickTransform, scale1); - } - - // For ordinal scales: - // - any entering ticks are undefined in the old scale - // - any exiting ticks are undefined in the new scale - // Therefore, we only need to transition updating ticks. - else { - var dx = scale1.rangeBand() / 2, x = function(d) { return scale1(d) + dx; }; - tickEnter.call(tickTransform, x); - tickUpdate.call(tickTransform, x); - } - }); - } - - axis.scale = function(x) { - if (!arguments.length) return scale; - scale = x; - return axis; - }; - - axis.orient = function(x) { - if (!arguments.length) return orient; - orient = x; - return axis; - }; - - axis.ticks = function() { - if (!arguments.length) return tickArguments_; - tickArguments_ = arguments; - return axis; - }; - - axis.tickFormat = function(x) { - if (!arguments.length) return tickFormat_; - tickFormat_ = x; - return axis; - }; - - axis.tickSize = function(x, y, z) { - if (!arguments.length) return tickMajorSize; - var n = arguments.length - 1; - tickMajorSize = +x; - tickMinorSize = n > 1 ? +y : tickMajorSize; - tickEndSize = n > 0 ? +arguments[n] : tickMajorSize; - return axis; - }; - - axis.tickPadding = function(x) { - if (!arguments.length) return tickPadding; - tickPadding = +x; - return axis; - }; - - axis.tickSubdivide = function(x) { - if (!arguments.length) return tickSubdivide; - tickSubdivide = +x; - return axis; - }; - - return axis; -}; - -function d3_svg_axisX(selection, x) { - selection.attr("transform", function(d) { return "translate(" + x(d) + ",0)"; }); -} - -function d3_svg_axisY(selection, y) { - selection.attr("transform", function(d) { return "translate(0," + y(d) + ")"; }); -} - -function d3_svg_axisSubdivide(scale, ticks, m) { - subticks = []; - if (m && ticks.length > 1) { - var extent = d3_scaleExtent(scale.domain()), - subticks, - i = -1, - n = ticks.length, - d = (ticks[1] - ticks[0]) / ++m, - j, - v; - while (++i < n) { - for (j = m; --j > 0;) { - if ((v = +ticks[i] - j * d) >= extent[0]) { - subticks.push(v); - } - } - } - for (--i, j = 0; ++j < m && (v = +ticks[i] + j * d) < extent[1];) { - subticks.push(v); - } - } - return subticks; -} -d3.svg.brush = function() { - var event = d3.dispatch("brushstart", "brush", "brushend"), - x, // x-scale, optional - y, // y-scale, optional - extent = [[0, 0], [0, 0]]; // [x0, y0], [x1, y1] - - function brush(g) { - var resizes = x && y ? ["n", "e", "s", "w", "nw", "ne", "se", "sw"] - : x ? ["e", "w"] - : y ? ["n", "s"] - : []; - - g.each(function() { - var g = d3.select(this).on("mousedown.brush", down), - bg = g.selectAll(".background").data([,]), - fg = g.selectAll(".extent").data([,]), - tz = g.selectAll(".resize").data(resizes, String), - e; - - // An invisible, mouseable area for starting a new brush. - bg.enter().append("rect") - .attr("class", "background") - .style("visibility", "hidden") - .style("pointer-events", "all") - .style("cursor", "crosshair"); - - // The visible brush extent; style this as you like! - fg.enter().append("rect") - .attr("class", "extent") - .style("cursor", "move"); - - // More invisible rects for resizing the extent. - tz.enter().append("rect") - .attr("class", function(d) { return "resize " + d; }) - .attr("width", 6) - .attr("height", 6) - .style("visibility", "hidden") - .style("pointer-events", brush.empty() ? "none" : "all") - .style("cursor", function(d) { return d3_svg_brushCursor[d]; }); - - // Remove any superfluous resizers. - tz.exit().remove(); - - // Initialize the background to fill the defined range. - // If the range isn't defined, you can post-process. - if (x) { - e = d3_scaleRange(x); - bg.attr("x", e[0]).attr("width", e[1] - e[0]); - d3_svg_brushRedrawX(g, extent); - } - if (y) { - e = d3_scaleRange(y); - bg.attr("y", e[0]).attr("height", e[1] - e[0]); - d3_svg_brushRedrawY(g, extent); - } - }); - } - - function down() { - var target = d3.select(d3.event.target); - - // Store some global state for the duration of the brush gesture. - d3_svg_brush = brush; - d3_svg_brushTarget = this; - d3_svg_brushExtent = extent; - d3_svg_brushOffset = d3.svg.mouse(d3_svg_brushTarget); - - // If the extent was clicked on, drag rather than brush; - // store the offset between the mouse and extent origin instead. - if (d3_svg_brushDrag = target.classed("extent")) { - d3_svg_brushOffset[0] = extent[0][0] - d3_svg_brushOffset[0]; - d3_svg_brushOffset[1] = extent[0][1] - d3_svg_brushOffset[1]; - } - - // If a resizer was clicked on, record which side is to be resized. - // Also, set the offset to the opposite side. - else if (target.classed("resize")) { - d3_svg_brushResize = d3.event.target.__data__; - d3_svg_brushOffset[0] = extent[+/w$/.test(d3_svg_brushResize)][0]; - d3_svg_brushOffset[1] = extent[+/^n/.test(d3_svg_brushResize)][1]; - } - - // If the ALT key is down when starting a brush, the center is at the mouse. - else if (d3.event.altKey) { - d3_svg_brushCenter = d3_svg_brushOffset.slice(); - } - - // Restrict which dimensions are resized. - d3_svg_brushX = !/^(n|s)$/.test(d3_svg_brushResize) && x; - d3_svg_brushY = !/^(e|w)$/.test(d3_svg_brushResize) && y; - - // Notify listeners. - d3_svg_brushDispatch = dispatcher(this, arguments); - d3_svg_brushDispatch("brushstart"); - d3_svg_brushMove(); - d3_eventCancel(); - } - - function dispatcher(that, argumentz) { - return function(type) { - var e = d3.event; - try { - d3.event = {type: type, target: brush}; - event[type].apply(that, argumentz); - } finally { - d3.event = e; - } - }; - } - - brush.x = function(z) { - if (!arguments.length) return x; - x = z; - return brush; - }; - - brush.y = function(z) { - if (!arguments.length) return y; - y = z; - return brush; - }; - - brush.extent = function(z) { - var x0, x1, y0, y1, t; - - // Invert the pixel extent to data-space. - if (!arguments.length) { - if (x) { - x0 = extent[0][0], x1 = extent[1][0]; - if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); - if (x1 < x0) t = x0, x0 = x1, x1 = t; - } - if (y) { - y0 = extent[0][1], y1 = extent[1][1]; - if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); - if (y1 < y0) t = y0, y0 = y1, y1 = t; - } - return x && y ? [[x0, y0], [x1, y1]] : x ? [x0, x1] : y && [y0, y1]; - } - - // Scale the data-space extent to pixels. - if (x) { - x0 = z[0], x1 = z[1]; - if (y) x0 = x0[0], x1 = x1[0]; - if (x.invert) x0 = x(x0), x1 = x(x1); - if (x1 < x0) t = x0, x0 = x1, x1 = t; - extent[0][0] = x0, extent[1][0] = x1; - } - if (y) { - y0 = z[0], y1 = z[1]; - if (x) y0 = y0[1], y1 = y1[1]; - if (y.invert) y0 = y(y0), y1 = y(y1); - if (y1 < y0) t = y0, y0 = y1, y1 = t; - extent[0][1] = y0, extent[1][1] = y1; - } - - return brush; - }; - - brush.clear = function() { - extent[0][0] = - extent[0][1] = - extent[1][0] = - extent[1][1] = 0; - return brush; - }; - - brush.empty = function() { - return (x && extent[0][0] === extent[1][0]) - || (y && extent[0][1] === extent[1][1]); - }; - - d3.select(window) - .on("mousemove.brush", d3_svg_brushMove) - .on("mouseup.brush", d3_svg_brushUp) - .on("keydown.brush", d3_svg_brushKeydown) - .on("keyup.brush", d3_svg_brushKeyup); - - return d3.rebind(brush, event, "on"); -}; - -var d3_svg_brush, - d3_svg_brushDispatch, - d3_svg_brushTarget, - d3_svg_brushX, - d3_svg_brushY, - d3_svg_brushExtent, - d3_svg_brushDrag, - d3_svg_brushResize, - d3_svg_brushCenter, - d3_svg_brushOffset; - -function d3_svg_brushRedrawX(g, extent) { - g.select(".extent").attr("x", extent[0][0]); - g.selectAll(".n,.s,.w,.nw,.sw").attr("x", extent[0][0] - 2); - g.selectAll(".e,.ne,.se").attr("x", extent[1][0] - 3); - g.selectAll(".extent,.n,.s").attr("width", extent[1][0] - extent[0][0]); -} - -function d3_svg_brushRedrawY(g, extent) { - g.select(".extent").attr("y", extent[0][1]); - g.selectAll(".n,.e,.w,.nw,.ne").attr("y", extent[0][1] - 3); - g.selectAll(".s,.se,.sw").attr("y", extent[1][1] - 4); - g.selectAll(".extent,.e,.w").attr("height", extent[1][1] - extent[0][1]); -} - -function d3_svg_brushKeydown() { - if (d3.event.keyCode == 32 && d3_svg_brushTarget && !d3_svg_brushDrag) { - d3_svg_brushCenter = null; - d3_svg_brushOffset[0] -= d3_svg_brushExtent[1][0]; - d3_svg_brushOffset[1] -= d3_svg_brushExtent[1][1]; - d3_svg_brushDrag = 2; - d3_eventCancel(); - } -} - -function d3_svg_brushKeyup() { - if (d3.event.keyCode == 32 && d3_svg_brushDrag == 2) { - d3_svg_brushOffset[0] += d3_svg_brushExtent[1][0]; - d3_svg_brushOffset[1] += d3_svg_brushExtent[1][1]; - d3_svg_brushDrag = 0; - d3_eventCancel(); - } -} - -function d3_svg_brushMove() { - if (d3_svg_brushOffset) { - var mouse = d3.svg.mouse(d3_svg_brushTarget), - g = d3.select(d3_svg_brushTarget); - - if (!d3_svg_brushDrag) { - - // If needed, determine the center from the current extent. - if (d3.event.altKey) { - if (!d3_svg_brushCenter) { - d3_svg_brushCenter = [ - (d3_svg_brushExtent[0][0] + d3_svg_brushExtent[1][0]) / 2, - (d3_svg_brushExtent[0][1] + d3_svg_brushExtent[1][1]) / 2 - ]; - } - - // Update the offset, for when the ALT key is released. - d3_svg_brushOffset[0] = d3_svg_brushExtent[+(mouse[0] < d3_svg_brushCenter[0])][0]; - d3_svg_brushOffset[1] = d3_svg_brushExtent[+(mouse[1] < d3_svg_brushCenter[1])][1]; - } - - // When the ALT key is released, we clear the center. - else d3_svg_brushCenter = null; - } - - // Update the brush extent for each dimension. - if (d3_svg_brushX) { - d3_svg_brushMove1(mouse, d3_svg_brushX, 0); - d3_svg_brushRedrawX(g, d3_svg_brushExtent); - } - if (d3_svg_brushY) { - d3_svg_brushMove1(mouse, d3_svg_brushY, 1); - d3_svg_brushRedrawY(g, d3_svg_brushExtent); - } - - // Notify listeners. - d3_svg_brushDispatch("brush"); - } -} - -function d3_svg_brushMove1(mouse, scale, i) { - var range = d3_scaleRange(scale), - r0 = range[0], - r1 = range[1], - offset = d3_svg_brushOffset[i], - size = d3_svg_brushExtent[1][i] - d3_svg_brushExtent[0][i], - min, - max; - - // When dragging, reduce the range by the extent size and offset. - if (d3_svg_brushDrag) { - r0 -= offset; - r1 -= size + offset; - } - - // Clamp the mouse so that the extent fits within the range extent. - min = Math.max(r0, Math.min(r1, mouse[i])); - - // Compute the new extent bounds. - if (d3_svg_brushDrag) { - max = (min += offset) + size; - } else { - - // If the ALT key is pressed, then preserve the center of the extent. - if (d3_svg_brushCenter) offset = Math.max(r0, Math.min(r1, 2 * d3_svg_brushCenter[i] - min)); - - // Compute the min and max of the offset and mouse. - if (offset < min) { - max = min; - min = offset; - } else { - max = offset; - } - } - - // Update the stored bounds. - d3_svg_brushExtent[0][i] = min; - d3_svg_brushExtent[1][i] = max; -} - -function d3_svg_brushUp() { - if (d3_svg_brushOffset) { - d3_svg_brushMove(); - d3.select(d3_svg_brushTarget).selectAll(".resize").style("pointer-events", d3_svg_brush.empty() ? "none" : "all"); - d3_svg_brushDispatch("brushend"); - d3_svg_brush = - d3_svg_brushDispatch = - d3_svg_brushTarget = - d3_svg_brushX = - d3_svg_brushY = - d3_svg_brushExtent = - d3_svg_brushDrag = - d3_svg_brushResize = - d3_svg_brushCenter = - d3_svg_brushOffset = null; - d3_eventCancel(); - } -} - -var d3_svg_brushCursor = { - n: "ns-resize", - e: "ew-resize", - s: "ns-resize", - w: "ew-resize", - nw: "nwse-resize", - ne: "nesw-resize", - se: "nwse-resize", - sw: "nesw-resize" -}; -d3.behavior = {}; -// TODO Track touch points by identifier. - -d3.behavior.drag = function() { - var event = d3.dispatch("drag", "dragstart", "dragend"), - origin = null; - - function drag() { - this - .on("mousedown.drag", mousedown) - .on("touchstart.drag", mousedown); - - d3.select(window) - .on("mousemove.drag", d3_behavior_dragMove) - .on("touchmove.drag", d3_behavior_dragMove) - .on("mouseup.drag", d3_behavior_dragUp, true) - .on("touchend.drag", d3_behavior_dragUp, true) - .on("click.drag", d3_behavior_dragClick, true); - } - - // snapshot the local context for subsequent dispatch - function start() { - d3_behavior_dragEvent = event; - d3_behavior_dragEventTarget = d3.event.target; - d3_behavior_dragTarget = this; - d3_behavior_dragArguments = arguments; - d3_behavior_dragOrigin = d3_behavior_dragPoint(); - if (origin) { - d3_behavior_dragOffset = origin.apply(d3_behavior_dragTarget, d3_behavior_dragArguments); - d3_behavior_dragOffset = [d3_behavior_dragOffset.x - d3_behavior_dragOrigin[0], d3_behavior_dragOffset.y - d3_behavior_dragOrigin[1]]; - } else { - d3_behavior_dragOffset = [0, 0]; - } - d3_behavior_dragMoved = 0; - } - - function mousedown() { - start.apply(this, arguments); - d3_behavior_dragDispatch("dragstart"); - } - - drag.origin = function(x) { - if (!arguments.length) return origin; - origin = x; - return drag; - }; - - return d3.rebind(drag, event, "on"); -}; - -var d3_behavior_dragEvent, - d3_behavior_dragEventTarget, - d3_behavior_dragTarget, - d3_behavior_dragArguments, - d3_behavior_dragOffset, - d3_behavior_dragOrigin, - d3_behavior_dragMoved; - -function d3_behavior_dragDispatch(type) { - var p = d3_behavior_dragPoint(), - o = d3.event, - e = d3.event = {type: type}; - - if (p) { - e.x = p[0] + d3_behavior_dragOffset[0]; - e.y = p[1] + d3_behavior_dragOffset[1]; - e.dx = p[0] - d3_behavior_dragOrigin[0]; - e.dy = p[1] - d3_behavior_dragOrigin[1]; - d3_behavior_dragMoved |= e.dx | e.dy; - d3_behavior_dragOrigin = p; - } - - try { - d3_behavior_dragEvent[type].apply(d3_behavior_dragTarget, d3_behavior_dragArguments); - } finally { - d3.event = o; - } - - o.stopPropagation(); - o.preventDefault(); -} - -function d3_behavior_dragPoint() { - var p = d3_behavior_dragTarget.parentNode, - t = d3.event.changedTouches; - return p && (t - ? d3.svg.touches(p, t)[0] - : d3.svg.mouse(p)); -} - -function d3_behavior_dragMove() { - if (!d3_behavior_dragTarget) return; - var parent = d3_behavior_dragTarget.parentNode; - - // O NOES! The drag element was removed from the DOM. - if (!parent) return d3_behavior_dragUp(); - - d3_behavior_dragDispatch("drag"); - d3_eventCancel(); -} - -function d3_behavior_dragUp() { - if (!d3_behavior_dragTarget) return; - d3_behavior_dragDispatch("dragend"); - - // If the node was moved, prevent the mouseup from propagating. - // Also prevent the subsequent click from propagating (e.g., for anchors). - if (d3_behavior_dragMoved) { - d3_eventCancel(); - d3_behavior_dragMoved = d3.event.target === d3_behavior_dragEventTarget; - } - - d3_behavior_dragEvent = - d3_behavior_dragEventTarget = - d3_behavior_dragTarget = - d3_behavior_dragArguments = - d3_behavior_dragOffset = - d3_behavior_dragOrigin = null; -} - -function d3_behavior_dragClick() { - if (d3_behavior_dragMoved) { - d3_eventCancel(); - d3_behavior_dragMoved = 0; - } -} -// TODO unbind zoom behavior? -d3.behavior.zoom = function() { - var xyz = [0, 0, 0], - event = d3.dispatch("zoom"), - extent = d3_behavior_zoomInfiniteExtent; - - function zoom() { - this - .on("mousedown.zoom", mousedown) - .on("mousewheel.zoom", mousewheel) - .on("DOMMouseScroll.zoom", mousewheel) - .on("dblclick.zoom", dblclick) - .on("touchstart.zoom", touchstart); - - d3.select(window) - .on("mousemove.zoom", d3_behavior_zoomMousemove) - .on("mouseup.zoom", d3_behavior_zoomMouseup) - .on("touchmove.zoom", d3_behavior_zoomTouchmove) - .on("touchend.zoom", d3_behavior_zoomTouchup) - .on("click.zoom", d3_behavior_zoomClick, true); - } - - // snapshot the local context for subsequent dispatch - function start() { - d3_behavior_zoomXyz = xyz; - d3_behavior_zoomExtent = extent; - d3_behavior_zoomDispatch = event.zoom; - d3_behavior_zoomEventTarget = d3.event.target; - d3_behavior_zoomTarget = this; - d3_behavior_zoomArguments = arguments; - } - - function mousedown() { - start.apply(this, arguments); - d3_behavior_zoomPanning = d3_behavior_zoomLocation(d3.svg.mouse(d3_behavior_zoomTarget)); - d3_behavior_zoomMoved = 0; - d3.event.preventDefault(); - window.focus(); - } - - // store starting mouse location - function mousewheel() { - start.apply(this, arguments); - if (!d3_behavior_zoomZooming) d3_behavior_zoomZooming = d3_behavior_zoomLocation(d3.svg.mouse(d3_behavior_zoomTarget)); - d3_behavior_zoomTo(d3_behavior_zoomDelta() + xyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomZooming); - } - - function dblclick() { - start.apply(this, arguments); - var mouse = d3.svg.mouse(d3_behavior_zoomTarget); - d3_behavior_zoomTo(d3.event.shiftKey ? Math.ceil(xyz[2] - 1) : Math.floor(xyz[2] + 1), mouse, d3_behavior_zoomLocation(mouse)); - } - - // doubletap detection - function touchstart() { - start.apply(this, arguments); - var touches = d3_behavior_zoomTouchup(), - touch, - now = Date.now(); - if ((touches.length === 1) && (now - d3_behavior_zoomLast < 300)) { - d3_behavior_zoomTo(1 + Math.floor(xyz[2]), touch = touches[0], d3_behavior_zoomLocations[touch.identifier]); - } - d3_behavior_zoomLast = now; - } - - zoom.extent = function(x) { - if (!arguments.length) return extent; - extent = x == null ? d3_behavior_zoomInfiniteExtent : x; - return zoom; - }; - - return d3.rebind(zoom, event, "on"); -}; - -var d3_behavior_zoomDiv, - d3_behavior_zoomPanning, - d3_behavior_zoomZooming, - d3_behavior_zoomLocations = {}, // identifier -> location - d3_behavior_zoomLast = 0, - d3_behavior_zoomXyz, - d3_behavior_zoomExtent, - d3_behavior_zoomDispatch, - d3_behavior_zoomEventTarget, - d3_behavior_zoomTarget, - d3_behavior_zoomArguments, - d3_behavior_zoomMoved; - -function d3_behavior_zoomLocation(point) { - return [ - point[0] - d3_behavior_zoomXyz[0], - point[1] - d3_behavior_zoomXyz[1], - d3_behavior_zoomXyz[2] - ]; -} - -// detect the pixels that would be scrolled by this wheel event -function d3_behavior_zoomDelta() { - - // mousewheel events are totally broken! - // https://bugs.webkit.org/show_bug.cgi?id=40441 - // not only that, but Chrome and Safari differ in re. to acceleration! - if (!d3_behavior_zoomDiv) { - d3_behavior_zoomDiv = d3.select("body").append("div") - .style("visibility", "hidden") - .style("top", 0) - .style("height", 0) - .style("width", 0) - .style("overflow-y", "scroll") - .append("div") - .style("height", "2000px") - .node().parentNode; - } - - var e = d3.event, delta; - try { - d3_behavior_zoomDiv.scrollTop = 1000; - d3_behavior_zoomDiv.dispatchEvent(e); - delta = 1000 - d3_behavior_zoomDiv.scrollTop; - } catch (error) { - delta = e.wheelDelta || (-e.detail * 5); - } - - return delta * .005; -} - -// Note: Since we don't rotate, it's possible for the touches to become -// slightly detached from their original positions. Thus, we recompute the -// touch points on touchend as well as touchstart! -function d3_behavior_zoomTouchup() { - var touches = d3.svg.touches(d3_behavior_zoomTarget), - i = -1, - n = touches.length, - touch; - while (++i < n) d3_behavior_zoomLocations[(touch = touches[i]).identifier] = d3_behavior_zoomLocation(touch); - return touches; -} - -function d3_behavior_zoomTouchmove() { - var touches = d3.svg.touches(d3_behavior_zoomTarget); - switch (touches.length) { - - // single-touch pan - case 1: { - var touch = touches[0]; - d3_behavior_zoomTo(d3_behavior_zoomXyz[2], touch, d3_behavior_zoomLocations[touch.identifier]); - break; - } - - // double-touch pan + zoom - case 2: { - var p0 = touches[0], - p1 = touches[1], - p2 = [(p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2], - l0 = d3_behavior_zoomLocations[p0.identifier], - l1 = d3_behavior_zoomLocations[p1.identifier], - l2 = [(l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2, l0[2]]; - d3_behavior_zoomTo(Math.log(d3.event.scale) / Math.LN2 + l0[2], p2, l2); - break; - } - } -} - -function d3_behavior_zoomMousemove() { - d3_behavior_zoomZooming = null; - if (d3_behavior_zoomPanning) { - d3_behavior_zoomMoved = 1; - d3_behavior_zoomTo(d3_behavior_zoomXyz[2], d3.svg.mouse(d3_behavior_zoomTarget), d3_behavior_zoomPanning); - } -} - -function d3_behavior_zoomMouseup() { - if (d3_behavior_zoomPanning) { - if (d3_behavior_zoomMoved) { - d3_eventCancel(); - d3_behavior_zoomMoved = d3_behavior_zoomEventTarget === d3.event.target; - } - - d3_behavior_zoomXyz = - d3_behavior_zoomExtent = - d3_behavior_zoomDispatch = - d3_behavior_zoomEventTarget = - d3_behavior_zoomTarget = - d3_behavior_zoomArguments = - d3_behavior_zoomPanning = null; - } -} - -function d3_behavior_zoomClick() { - if (d3_behavior_zoomMoved) { - d3_eventCancel(); - d3_behavior_zoomMoved = 0; - } -} - -function d3_behavior_zoomTo(z, x0, x1) { - z = d3_behavior_zoomExtentClamp(z, 2); - var j = Math.pow(2, d3_behavior_zoomXyz[2]), - k = Math.pow(2, z), - K = Math.pow(2, (d3_behavior_zoomXyz[2] = z) - x1[2]), - x_ = d3_behavior_zoomXyz[0], - y_ = d3_behavior_zoomXyz[1], - x = d3_behavior_zoomXyz[0] = d3_behavior_zoomExtentClamp((x0[0] - x1[0] * K), 0, k), - y = d3_behavior_zoomXyz[1] = d3_behavior_zoomExtentClamp((x0[1] - x1[1] * K), 1, k), - o = d3.event; // Events can be reentrant (e.g., focus). - - d3.event = { - scale: k, - translate: [x, y], - transform: function(sx, sy) { - if (sx) transform(sx, x_, x); - if (sy) transform(sy, y_, y); - } - }; - - function transform(scale, a, b) { - scale.domain(scale.range().map(function(v) { return scale.invert(((v - b) * j) / k + a); })); - } - - try { - d3_behavior_zoomDispatch.apply(d3_behavior_zoomTarget, d3_behavior_zoomArguments); - } finally { - d3.event = o; - } - - o.preventDefault(); -} - -var d3_behavior_zoomInfiniteExtent = [ - [-Infinity, Infinity], - [-Infinity, Infinity], - [-Infinity, Infinity] -]; - -function d3_behavior_zoomExtentClamp(x, i, k) { - var range = d3_behavior_zoomExtent[i], - r0 = range[0], - r1 = range[1]; - return arguments.length === 3 - ? Math.max(r1 * (r1 === Infinity ? -Infinity : 1 / k - 1), - Math.min(r0 === -Infinity ? Infinity : r0, x / k)) * k - : Math.max(r0, Math.min(r1, x)); -} -})(); diff --git a/visualize/static/d3.layout.js b/visualize/static/d3.layout.js deleted file mode 100644 index d93fbe5c..00000000 --- a/visualize/static/d3.layout.js +++ /dev/null @@ -1,1881 +0,0 @@ -(function(){d3.layout = {}; -// Implements hierarchical edge bundling using Holten's algorithm. For each -// input link, a path is computed that travels through the tree, up the parent -// hierarchy to the least common ancestor, and then back down to the destination -// node. Each path is simply an array of nodes. -d3.layout.bundle = function() { - return function(links) { - var paths = [], - i = -1, - n = links.length; - while (++i < n) paths.push(d3_layout_bundlePath(links[i])); - return paths; - }; -}; - -function d3_layout_bundlePath(link) { - var start = link.source, - end = link.target, - lca = d3_layout_bundleLeastCommonAncestor(start, end), - points = [start]; - while (start !== lca) { - start = start.parent; - points.push(start); - } - var k = points.length; - while (end !== lca) { - points.splice(k, 0, end); - end = end.parent; - } - return points; -} - -function d3_layout_bundleAncestors(node) { - var ancestors = [], - parent = node.parent; - while (parent != null) { - ancestors.push(node); - node = parent; - parent = parent.parent; - } - ancestors.push(node); - return ancestors; -} - -function d3_layout_bundleLeastCommonAncestor(a, b) { - if (a === b) return a; - var aNodes = d3_layout_bundleAncestors(a), - bNodes = d3_layout_bundleAncestors(b), - aNode = aNodes.pop(), - bNode = bNodes.pop(), - sharedNode = null; - while (aNode === bNode) { - sharedNode = aNode; - aNode = aNodes.pop(); - bNode = bNodes.pop(); - } - return sharedNode; -} -d3.layout.chord = function() { - var chord = {}, - chords, - groups, - matrix, - n, - padding = 0, - sortGroups, - sortSubgroups, - sortChords; - - function relayout() { - var subgroups = {}, - groupSums = [], - groupIndex = d3.range(n), - subgroupIndex = [], - k, - x, - x0, - i, - j; - - chords = []; - groups = []; - - // Compute the sum. - k = 0, i = -1; while (++i < n) { - x = 0, j = -1; while (++j < n) { - x += matrix[i][j]; - } - groupSums.push(x); - subgroupIndex.push(d3.range(n)); - k += x; - } - - // Sort groups… - if (sortGroups) { - groupIndex.sort(function(a, b) { - return sortGroups(groupSums[a], groupSums[b]); - }); - } - - // Sort subgroups… - if (sortSubgroups) { - subgroupIndex.forEach(function(d, i) { - d.sort(function(a, b) { - return sortSubgroups(matrix[i][a], matrix[i][b]); - }); - }); - } - - // Convert the sum to scaling factor for [0, 2pi]. - // TODO Allow start and end angle to be specified. - // TODO Allow padding to be specified as percentage? - k = (2 * Math.PI - padding * n) / k; - - // Compute the start and end angle for each group and subgroup. - // Note: Opera has a bug reordering object literal properties! - x = 0, i = -1; while (++i < n) { - x0 = x, j = -1; while (++j < n) { - var di = groupIndex[i], - dj = subgroupIndex[di][j], - v = matrix[di][dj], - a0 = x, - a1 = x += v * k; - subgroups[di + "-" + dj] = { - index: di, - subindex: dj, - startAngle: a0, - endAngle: a1, - value: v - }; - } - groups.push({ - index: di, - startAngle: x0, - endAngle: x, - value: (x - x0) / k - }); - x += padding; - } - - // Generate chords for each (non-empty) subgroup-subgroup link. - i = -1; while (++i < n) { - j = i - 1; while (++j < n) { - var source = subgroups[i + "-" + j], - target = subgroups[j + "-" + i]; - if (source.value || target.value) { - chords.push(source.value < target.value - ? {source: target, target: source} - : {source: source, target: target}); - } - } - } - - if (sortChords) resort(); - } - - function resort() { - chords.sort(function(a, b) { - return sortChords( - (a.source.value + a.target.value) / 2, - (b.source.value + b.target.value) / 2); - }); - } - - chord.matrix = function(x) { - if (!arguments.length) return matrix; - n = (matrix = x) && matrix.length; - chords = groups = null; - return chord; - }; - - chord.padding = function(x) { - if (!arguments.length) return padding; - padding = x; - chords = groups = null; - return chord; - }; - - chord.sortGroups = function(x) { - if (!arguments.length) return sortGroups; - sortGroups = x; - chords = groups = null; - return chord; - }; - - chord.sortSubgroups = function(x) { - if (!arguments.length) return sortSubgroups; - sortSubgroups = x; - chords = null; - return chord; - }; - - chord.sortChords = function(x) { - if (!arguments.length) return sortChords; - sortChords = x; - if (chords) resort(); - return chord; - }; - - chord.chords = function() { - if (!chords) relayout(); - return chords; - }; - - chord.groups = function() { - if (!groups) relayout(); - return groups; - }; - - return chord; -}; -// A rudimentary force layout using Gauss-Seidel. -d3.layout.force = function() { - var force = {}, - event = d3.dispatch("tick"), - size = [1, 1], - drag, - alpha, - friction = .9, - linkDistance = d3_layout_forceLinkDistance, - linkStrength = d3_layout_forceLinkStrength, - charge = -30, - gravity = .1, - theta = .8, - interval, - nodes = [], - links = [], - distances, - strengths, - charges; - - function repulse(node) { - return function(quad, x1, y1, x2, y2) { - if (quad.point !== node) { - var dx = quad.cx - node.x, - dy = quad.cy - node.y, - dn = 1 / Math.sqrt(dx * dx + dy * dy); - - /* Barnes-Hut criterion. */ - if ((x2 - x1) * dn < theta) { - var k = quad.charge * dn * dn; - node.px -= dx * k; - node.py -= dy * k; - return true; - } - - if (quad.point && isFinite(dn)) { - var k = quad.pointCharge * dn * dn; - node.px -= dx * k; - node.py -= dy * k; - } - } - return !quad.charge; - }; - } - - function tick() { - var n = nodes.length, - m = links.length, - q, - i, // current index - o, // current object - s, // current source - t, // current target - l, // current distance - k, // current force - x, // x-distance - y; // y-distance - - // gauss-seidel relaxation for links - for (i = 0; i < m; ++i) { - o = links[i]; - s = o.source; - t = o.target; - x = t.x - s.x; - y = t.y - s.y; - if (l = (x * x + y * y)) { - l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l; - x *= l; - y *= l; - t.x -= x * (k = s.weight / (t.weight + s.weight)); - t.y -= y * k; - s.x += x * (k = 1 - k); - s.y += y * k; - } - } - - // apply gravity forces - if (k = alpha * gravity) { - x = size[0] / 2; - y = size[1] / 2; - i = -1; if (k) while (++i < n) { - o = nodes[i]; - o.x += (x - o.x) * k; - o.y += (y - o.y) * k; - } - } - - // compute quadtree center of mass and apply charge forces - if (charge) { - d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges); - i = -1; while (++i < n) { - if (!(o = nodes[i]).fixed) { - q.visit(repulse(o)); - } - } - } - - // position verlet integration - i = -1; while (++i < n) { - o = nodes[i]; - if (o.fixed) { - o.x = o.px; - o.y = o.py; - } else { - o.x -= (o.px - (o.px = o.x)) * friction; - o.y -= (o.py - (o.py = o.y)) * friction; - } - } - - event.tick({type: "tick", alpha: alpha}); - - // simulated annealing, basically - return (alpha *= .99) < .005; - } - - force.nodes = function(x) { - if (!arguments.length) return nodes; - nodes = x; - return force; - }; - - force.links = function(x) { - if (!arguments.length) return links; - links = x; - return force; - }; - - force.size = function(x) { - if (!arguments.length) return size; - size = x; - return force; - }; - - force.linkDistance = function(x) { - if (!arguments.length) return linkDistance; - linkDistance = d3.functor(x); - return force; - }; - - // For backwards-compatibility. - force.distance = force.linkDistance; - - force.linkStrength = function(x) { - if (!arguments.length) return linkStrength; - linkStrength = d3.functor(x); - return force; - }; - - force.friction = function(x) { - if (!arguments.length) return friction; - friction = x; - return force; - }; - - force.charge = function(x) { - if (!arguments.length) return charge; - charge = typeof x === "function" ? x : +x; - return force; - }; - - force.gravity = function(x) { - if (!arguments.length) return gravity; - gravity = x; - return force; - }; - - force.theta = function(x) { - if (!arguments.length) return theta; - theta = x; - return force; - }; - - force.start = function() { - var i, - j, - n = nodes.length, - m = links.length, - w = size[0], - h = size[1], - neighbors, - o; - - for (i = 0; i < n; ++i) { - (o = nodes[i]).index = i; - o.weight = 0; - } - - distances = []; - strengths = []; - for (i = 0; i < m; ++i) { - o = links[i]; - if (typeof o.source == "number") o.source = nodes[o.source]; - if (typeof o.target == "number") o.target = nodes[o.target]; - distances[i] = linkDistance.call(this, o, i); - strengths[i] = linkStrength.call(this, o, i); - ++o.source.weight; - ++o.target.weight; - } - - for (i = 0; i < n; ++i) { - o = nodes[i]; - if (isNaN(o.x)) o.x = position("x", w); - if (isNaN(o.y)) o.y = position("y", h); - if (isNaN(o.px)) o.px = o.x; - if (isNaN(o.py)) o.py = o.y; - } - - charges = []; - if (typeof charge === "function") { - for (i = 0; i < n; ++i) { - charges[i] = +charge.call(this, nodes[i], i); - } - } else { - for (i = 0; i < n; ++i) { - charges[i] = charge; - } - } - - // initialize node position based on first neighbor - function position(dimension, size) { - var neighbors = neighbor(i), - j = -1, - m = neighbors.length, - x; - while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x; - return Math.random() * size; - } - - // initialize neighbors lazily - function neighbor() { - if (!neighbors) { - neighbors = []; - for (j = 0; j < n; ++j) { - neighbors[j] = []; - } - for (j = 0; j < m; ++j) { - var o = links[j]; - neighbors[o.source.index].push(o.target); - neighbors[o.target.index].push(o.source); - } - } - return neighbors[i]; - } - - return force.resume(); - }; - - force.resume = function() { - alpha = .1; - d3.timer(tick); - return force; - }; - - force.stop = function() { - alpha = 0; - return force; - }; - - // use `node.call(force.drag)` to make nodes draggable - force.drag = function() { - if (!drag) drag = d3.behavior.drag() - .origin(Object) - .on("dragstart", dragstart) - .on("drag", d3_layout_forceDrag) - .on("dragend", d3_layout_forceDragEnd); - - this.on("mouseover.force", d3_layout_forceDragOver) - .on("mouseout.force", d3_layout_forceDragOut) - .call(drag); - }; - - function dragstart(d) { - d3_layout_forceDragOver(d3_layout_forceDragNode = d); - d3_layout_forceDragForce = force; - } - - return d3.rebind(force, event, "on"); -}; - -var d3_layout_forceDragForce, - d3_layout_forceDragNode; - -function d3_layout_forceDragOver(d) { - d.fixed |= 2; -} - -function d3_layout_forceDragOut(d) { - if (d !== d3_layout_forceDragNode) d.fixed &= 1; -} - -function d3_layout_forceDragEnd() { - d3_layout_forceDrag(); - d3_layout_forceDragNode.fixed &= 1; - d3_layout_forceDragForce = d3_layout_forceDragNode = null; -} - -function d3_layout_forceDrag() { - d3_layout_forceDragNode.px = d3.event.x; - d3_layout_forceDragNode.py = d3.event.y; - d3_layout_forceDragForce.resume(); // restart annealing -} - -function d3_layout_forceAccumulate(quad, alpha, charges) { - var cx = 0, - cy = 0; - quad.charge = 0; - if (!quad.leaf) { - var nodes = quad.nodes, - n = nodes.length, - i = -1, - c; - while (++i < n) { - c = nodes[i]; - if (c == null) continue; - d3_layout_forceAccumulate(c, alpha, charges); - quad.charge += c.charge; - cx += c.charge * c.cx; - cy += c.charge * c.cy; - } - } - if (quad.point) { - // jitter internal nodes that are coincident - if (!quad.leaf) { - quad.point.x += Math.random() - .5; - quad.point.y += Math.random() - .5; - } - var k = alpha * charges[quad.point.index]; - quad.charge += quad.pointCharge = k; - cx += k * quad.point.x; - cy += k * quad.point.y; - } - quad.cx = cx / quad.charge; - quad.cy = cy / quad.charge; -} - -function d3_layout_forceLinkDistance(link) { - return 20; -} - -function d3_layout_forceLinkStrength(link) { - return 1; -} -d3.layout.partition = function() { - var hierarchy = d3.layout.hierarchy(), - size = [1, 1]; // width, height - - function position(node, x, dx, dy) { - var children = node.children; - node.x = x; - node.y = node.depth * dy; - node.dx = dx; - node.dy = dy; - if (children && (n = children.length)) { - var i = -1, - n, - c, - d; - dx = node.value ? dx / node.value : 0; - while (++i < n) { - position(c = children[i], x, d = c.value * dx, dy); - x += d; - } - } - } - - function depth(node) { - var children = node.children, - d = 0; - if (children && (n = children.length)) { - var i = -1, - n; - while (++i < n) d = Math.max(d, depth(children[i])); - } - return 1 + d; - } - - function partition(d, i) { - var nodes = hierarchy.call(this, d, i); - position(nodes[0], 0, size[0], size[1] / depth(nodes[0])); - return nodes; - } - - partition.size = function(x) { - if (!arguments.length) return size; - size = x; - return partition; - }; - - return d3_layout_hierarchyRebind(partition, hierarchy); -}; -d3.layout.pie = function() { - var value = Number, - sort = d3_layout_pieSortByValue, - startAngle = 0, - endAngle = 2 * Math.PI; - - function pie(data, i) { - - // Compute the numeric values for each data element. - var values = data.map(function(d, i) { return +value.call(pie, d, i); }); - - // Compute the start angle. - var a = +(typeof startAngle === "function" - ? startAngle.apply(this, arguments) - : startAngle); - - // Compute the angular scale factor: from value to radians. - var k = ((typeof endAngle === "function" - ? endAngle.apply(this, arguments) - : endAngle) - startAngle) - / d3.sum(values); - - // Optionally sort the data. - var index = d3.range(data.length); - if (sort != null) index.sort(sort === d3_layout_pieSortByValue - ? function(i, j) { return values[j] - values[i]; } - : function(i, j) { return sort(data[i], data[j]); }); - - // Compute the arcs! - // They are stored in the original data's order. - var arcs = []; - index.forEach(function(i) { - arcs[i] = { - data: data[i], - value: d = values[i], - startAngle: a, - endAngle: a += d * k - }; - }); - return arcs; - } - - /** - * Specifies the value function *x*, which returns a nonnegative numeric value - * for each datum. The default value function is `Number`. The value function - * is passed two arguments: the current datum and the current index. - */ - pie.value = function(x) { - if (!arguments.length) return value; - value = x; - return pie; - }; - - /** - * Specifies a sort comparison operator *x*. The comparator is passed two data - * elements from the data array, a and b; it returns a negative value if a is - * less than b, a positive value if a is greater than b, and zero if a equals - * b. - */ - pie.sort = function(x) { - if (!arguments.length) return sort; - sort = x; - return pie; - }; - - /** - * Specifies the overall start angle of the pie chart. Defaults to 0. The - * start angle can be specified either as a constant or as a function; in the - * case of a function, it is evaluated once per array (as opposed to per - * element). - */ - pie.startAngle = function(x) { - if (!arguments.length) return startAngle; - startAngle = x; - return pie; - }; - - /** - * Specifies the overall end angle of the pie chart. Defaults to 2π. The - * end angle can be specified either as a constant or as a function; in the - * case of a function, it is evaluated once per array (as opposed to per - * element). - */ - pie.endAngle = function(x) { - if (!arguments.length) return endAngle; - endAngle = x; - return pie; - }; - - return pie; -}; - -var d3_layout_pieSortByValue = {}; -// data is two-dimensional array of x,y; we populate y0 -d3.layout.stack = function() { - var values = Object, - order = d3_layout_stackOrders["default"], - offset = d3_layout_stackOffsets["zero"], - out = d3_layout_stackOut, - x = d3_layout_stackX, - y = d3_layout_stackY; - - function stack(data, index) { - - // Convert series to canonical two-dimensional representation. - var series = data.map(function(d, i) { - return values.call(stack, d, i); - }); - - // Convert each series to canonical [[x,y]] representation. - var points = series.map(function(d, i) { - return d.map(function(v, i) { - return [x.call(stack, v, i), y.call(stack, v, i)]; - }); - }); - - // Compute the order of series, and permute them. - var orders = order.call(stack, points, index); - series = d3.permute(series, orders); - points = d3.permute(points, orders); - - // Compute the baseline… - var offsets = offset.call(stack, points, index); - - // And propagate it to other series. - var n = series.length, - m = series[0].length, - i, - j, - o; - for (j = 0; j < m; ++j) { - out.call(stack, series[0][j], o = offsets[j], points[0][j][1]); - for (i = 1; i < n; ++i) { - out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]); - } - } - - return data; - } - - stack.values = function(x) { - if (!arguments.length) return values; - values = x; - return stack; - }; - - stack.order = function(x) { - if (!arguments.length) return order; - order = typeof x === "function" ? x : d3_layout_stackOrders[x]; - return stack; - }; - - stack.offset = function(x) { - if (!arguments.length) return offset; - offset = typeof x === "function" ? x : d3_layout_stackOffsets[x]; - return stack; - }; - - stack.x = function(z) { - if (!arguments.length) return x; - x = z; - return stack; - }; - - stack.y = function(z) { - if (!arguments.length) return y; - y = z; - return stack; - }; - - stack.out = function(z) { - if (!arguments.length) return out; - out = z; - return stack; - }; - - return stack; -} - -function d3_layout_stackX(d) { - return d.x; -} - -function d3_layout_stackY(d) { - return d.y; -} - -function d3_layout_stackOut(d, y0, y) { - d.y0 = y0; - d.y = y; -} - -var d3_layout_stackOrders = { - - "inside-out": function(data) { - var n = data.length, - i, - j, - max = data.map(d3_layout_stackMaxIndex), - sums = data.map(d3_layout_stackReduceSum), - index = d3.range(n).sort(function(a, b) { return max[a] - max[b]; }), - top = 0, - bottom = 0, - tops = [], - bottoms = []; - for (i = 0; i < n; ++i) { - j = index[i]; - if (top < bottom) { - top += sums[j]; - tops.push(j); - } else { - bottom += sums[j]; - bottoms.push(j); - } - } - return bottoms.reverse().concat(tops); - }, - - "reverse": function(data) { - return d3.range(data.length).reverse(); - }, - - "default": function(data) { - return d3.range(data.length); - } - -}; - -var d3_layout_stackOffsets = { - - "silhouette": function(data) { - var n = data.length, - m = data[0].length, - sums = [], - max = 0, - i, - j, - o, - y0 = []; - for (j = 0; j < m; ++j) { - for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; - if (o > max) max = o; - sums.push(o); - } - for (j = 0; j < m; ++j) { - y0[j] = (max - sums[j]) / 2; - } - return y0; - }, - - "wiggle": function(data) { - var n = data.length, - x = data[0], - m = x.length, - max = 0, - i, - j, - k, - s1, - s2, - s3, - dx, - o, - o0, - y0 = []; - y0[0] = o = o0 = 0; - for (j = 1; j < m; ++j) { - for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1]; - for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) { - for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) { - s3 += (data[k][j][1] - data[k][j - 1][1]) / dx; - } - s2 += s3 * data[i][j][1]; - } - y0[j] = o -= s1 ? s2 / s1 * dx : 0; - if (o < o0) o0 = o; - } - for (j = 0; j < m; ++j) y0[j] -= o0; - return y0; - }, - - "expand": function(data) { - var n = data.length, - m = data[0].length, - k = 1 / n, - i, - j, - o, - y0 = []; - for (j = 0; j < m; ++j) { - for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; - if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; - else for (i = 0; i < n; i++) data[i][j][1] = k; - } - for (j = 0; j < m; ++j) y0[j] = 0; - return y0; - }, - - "zero": function(data) { - var j = -1, - m = data[0].length, - y0 = []; - while (++j < m) y0[j] = 0; - return y0; - } - -}; - -function d3_layout_stackMaxIndex(array) { - var i = 1, - j = 0, - v = array[0][1], - k, - n = array.length; - for (; i < n; ++i) { - if ((k = array[i][1]) > v) { - j = i; - v = k; - } - } - return j; -} - -function d3_layout_stackReduceSum(d) { - return d.reduce(d3_layout_stackSum, 0); -} - -function d3_layout_stackSum(p, d) { - return p + d[1]; -} -d3.layout.histogram = function() { - var frequency = true, - valuer = Number, - ranger = d3_layout_histogramRange, - binner = d3_layout_histogramBinSturges; - - function histogram(data, i) { - var bins = [], - values = data.map(valuer, this), - range = ranger.call(this, values, i), - thresholds = binner.call(this, range, values, i), - bin, - i = -1, - n = values.length, - m = thresholds.length - 1, - k = frequency ? 1 : 1 / n, - x; - - // Initialize the bins. - while (++i < m) { - bin = bins[i] = []; - bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]); - bin.y = 0; - } - - // Fill the bins, ignoring values outside the range. - i = -1; while(++i < n) { - x = values[i]; - if ((x >= range[0]) && (x <= range[1])) { - bin = bins[d3.bisect(thresholds, x, 1, m) - 1]; - bin.y += k; - bin.push(data[i]); - } - } - - return bins; - } - - // Specifies how to extract a value from the associated data. The default - // value function is `Number`, which is equivalent to the identity function. - histogram.value = function(x) { - if (!arguments.length) return valuer; - valuer = x; - return histogram; - }; - - // Specifies the range of the histogram. Values outside the specified range - // will be ignored. The argument `x` may be specified either as a two-element - // array representing the minimum and maximum value of the range, or as a - // function that returns the range given the array of values and the current - // index `i`. The default range is the extent (minimum and maximum) of the - // values. - histogram.range = function(x) { - if (!arguments.length) return ranger; - ranger = d3.functor(x); - return histogram; - }; - - // Specifies how to bin values in the histogram. The argument `x` may be - // specified as a number, in which case the range of values will be split - // uniformly into the given number of bins. Or, `x` may be an array of - // threshold values, defining the bins; the specified array must contain the - // rightmost (upper) value, thus specifying n + 1 values for n bins. Or, `x` - // may be a function which is evaluated, being passed the range, the array of - // values, and the current index `i`, returning an array of thresholds. The - // default bin function will divide the values into uniform bins using - // Sturges' formula. - histogram.bins = function(x) { - if (!arguments.length) return binner; - binner = typeof x === "number" - ? function(range) { return d3_layout_histogramBinFixed(range, x); } - : d3.functor(x); - return histogram; - }; - - // Specifies whether the histogram's `y` value is a count (frequency) or a - // probability (density). The default value is true. - histogram.frequency = function(x) { - if (!arguments.length) return frequency; - frequency = !!x; - return histogram; - }; - - return histogram; -}; - -function d3_layout_histogramBinSturges(range, values) { - return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1)); -} - -function d3_layout_histogramBinFixed(range, n) { - var x = -1, - b = +range[0], - m = (range[1] - b) / n, - f = []; - while (++x <= n) f[x] = m * x + b; - return f; -} - -function d3_layout_histogramRange(values) { - return [d3.min(values), d3.max(values)]; -} -d3.layout.hierarchy = function() { - var sort = d3_layout_hierarchySort, - children = d3_layout_hierarchyChildren, - value = d3_layout_hierarchyValue; - - // Recursively compute the node depth and value. - // Also converts the data representation into a standard hierarchy structure. - function recurse(data, depth, nodes) { - var childs = children.call(hierarchy, data, depth), - node = d3_layout_hierarchyInline ? data : {data: data}; - node.depth = depth; - nodes.push(node); - if (childs && (n = childs.length)) { - var i = -1, - n, - c = node.children = [], - v = 0, - j = depth + 1; - while (++i < n) { - d = recurse(childs[i], j, nodes); - d.parent = node; - c.push(d); - v += d.value; - } - if (sort) c.sort(sort); - if (value) node.value = v; - } else if (value) { - node.value = +value.call(hierarchy, data, depth) || 0; - } - return node; - } - - // Recursively re-evaluates the node value. - function revalue(node, depth) { - var children = node.children, - v = 0; - if (children && (n = children.length)) { - var i = -1, - n, - j = depth + 1; - while (++i < n) v += revalue(children[i], j); - } else if (value) { - v = +value.call(hierarchy, d3_layout_hierarchyInline ? node : node.data, depth) || 0; - } - if (value) node.value = v; - return v; - } - - function hierarchy(d) { - var nodes = []; - recurse(d, 0, nodes); - return nodes; - } - - hierarchy.sort = function(x) { - if (!arguments.length) return sort; - sort = x; - return hierarchy; - }; - - hierarchy.children = function(x) { - if (!arguments.length) return children; - children = x; - return hierarchy; - }; - - hierarchy.value = function(x) { - if (!arguments.length) return value; - value = x; - return hierarchy; - }; - - // Re-evaluates the `value` property for the specified hierarchy. - hierarchy.revalue = function(root) { - revalue(root, 0); - return root; - }; - - return hierarchy; -}; - -// A method assignment helper for hierarchy subclasses. -function d3_layout_hierarchyRebind(object, hierarchy) { - d3.rebind(object, hierarchy, "sort", "children", "value"); - - // Add an alias for links, for convenience. - object.links = d3_layout_hierarchyLinks; - - // If the new API is used, enabling inlining. - object.nodes = function(d) { - d3_layout_hierarchyInline = true; - return (object.nodes = object)(d); - }; - - return object; -} - -function d3_layout_hierarchyChildren(d) { - return d.children; -} - -function d3_layout_hierarchyValue(d) { - return d.value; -} - -function d3_layout_hierarchySort(a, b) { - return b.value - a.value; -} - -// Returns an array source+target objects for the specified nodes. -function d3_layout_hierarchyLinks(nodes) { - return d3.merge(nodes.map(function(parent) { - return (parent.children || []).map(function(child) { - return {source: parent, target: child}; - }); - })); -} - -// For backwards-compatibility, don't enable inlining by default. -var d3_layout_hierarchyInline = false; -d3.layout.pack = function() { - var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), - size = [1, 1]; - - function pack(d, i) { - var nodes = hierarchy.call(this, d, i), - root = nodes[0]; - - // Recursively compute the layout. - root.x = 0; - root.y = 0; - d3_layout_packTree(root); - - // Scale the layout to fit the requested size. - var w = size[0], - h = size[1], - k = 1 / Math.max(2 * root.r / w, 2 * root.r / h); - d3_layout_packTransform(root, w / 2, h / 2, k); - - return nodes; - } - - pack.size = function(x) { - if (!arguments.length) return size; - size = x; - return pack; - }; - - return d3_layout_hierarchyRebind(pack, hierarchy); -}; - -function d3_layout_packSort(a, b) { - return a.value - b.value; -} - -function d3_layout_packInsert(a, b) { - var c = a._pack_next; - a._pack_next = b; - b._pack_prev = a; - b._pack_next = c; - c._pack_prev = b; -} - -function d3_layout_packSplice(a, b) { - a._pack_next = b; - b._pack_prev = a; -} - -function d3_layout_packIntersects(a, b) { - var dx = b.x - a.x, - dy = b.y - a.y, - dr = a.r + b.r; - return dr * dr - dx * dx - dy * dy > .001; // within epsilon -} - -function d3_layout_packCircle(nodes) { - var xMin = Infinity, - xMax = -Infinity, - yMin = Infinity, - yMax = -Infinity, - n = nodes.length, - a, b, c, j, k; - - function bound(node) { - xMin = Math.min(node.x - node.r, xMin); - xMax = Math.max(node.x + node.r, xMax); - yMin = Math.min(node.y - node.r, yMin); - yMax = Math.max(node.y + node.r, yMax); - } - - // Create node links. - nodes.forEach(d3_layout_packLink); - - // Create first node. - a = nodes[0]; - a.x = -a.r; - a.y = 0; - bound(a); - - // Create second node. - if (n > 1) { - b = nodes[1]; - b.x = b.r; - b.y = 0; - bound(b); - - // Create third node and build chain. - if (n > 2) { - c = nodes[2]; - d3_layout_packPlace(a, b, c); - bound(c); - d3_layout_packInsert(a, c); - a._pack_prev = c; - d3_layout_packInsert(c, b); - b = a._pack_next; - - // Now iterate through the rest. - for (var i = 3; i < n; i++) { - d3_layout_packPlace(a, b, c = nodes[i]); - - // Search for the closest intersection. - var isect = 0, s1 = 1, s2 = 1; - for (j = b._pack_next; j !== b; j = j._pack_next, s1++) { - if (d3_layout_packIntersects(j, c)) { - isect = 1; - break; - } - } - if (isect == 1) { - for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) { - if (d3_layout_packIntersects(k, c)) { - break; - } - } - } - - // Update node chain. - if (isect) { - if (s1 < s2 || (s1 == s2 && b.r < a.r)) d3_layout_packSplice(a, b = j); - else d3_layout_packSplice(a = k, b); - i--; - } else { - d3_layout_packInsert(a, c); - b = c; - bound(c); - } - } - } - } - - // Re-center the circles and return the encompassing radius. - var cx = (xMin + xMax) / 2, - cy = (yMin + yMax) / 2, - cr = 0; - for (var i = 0; i < n; i++) { - var node = nodes[i]; - node.x -= cx; - node.y -= cy; - cr = Math.max(cr, node.r + Math.sqrt(node.x * node.x + node.y * node.y)); - } - - // Remove node links. - nodes.forEach(d3_layout_packUnlink); - - return cr; -} - -function d3_layout_packLink(node) { - node._pack_next = node._pack_prev = node; -} - -function d3_layout_packUnlink(node) { - delete node._pack_next; - delete node._pack_prev; -} - -function d3_layout_packTree(node) { - var children = node.children; - if (children && children.length) { - children.forEach(d3_layout_packTree); - node.r = d3_layout_packCircle(children); - } else { - node.r = Math.sqrt(node.value); - } -} - -function d3_layout_packTransform(node, x, y, k) { - var children = node.children; - node.x = (x += k * node.x); - node.y = (y += k * node.y); - node.r *= k; - if (children) { - var i = -1, n = children.length; - while (++i < n) d3_layout_packTransform(children[i], x, y, k); - } -} - -function d3_layout_packPlace(a, b, c) { - var db = a.r + c.r, - dx = b.x - a.x, - dy = b.y - a.y; - if (db && (dx || dy)) { - var da = b.r + c.r, - dc = Math.sqrt(dx * dx + dy * dy), - cos = Math.max(-1, Math.min(1, (db * db + dc * dc - da * da) / (2 * db * dc))), - theta = Math.acos(cos), - x = cos * (db /= dc), - y = Math.sin(theta) * db; - c.x = a.x + x * dx + y * dy; - c.y = a.y + x * dy - y * dx; - } else { - c.x = a.x + db; - c.y = a.y; - } -} -// Implements a hierarchical layout using the cluster (or dendogram) algorithm. -d3.layout.cluster = function() { - var hierarchy = d3.layout.hierarchy().sort(null).value(null), - separation = d3_layout_treeSeparation, - size = [1, 1]; // width, height - - function cluster(d, i) { - var nodes = hierarchy.call(this, d, i), - root = nodes[0], - previousNode, - x = 0, - kx, - ky; - - // First walk, computing the initial x & y values. - d3_layout_treeVisitAfter(root, function(node) { - var children = node.children; - if (children && children.length) { - node.x = d3_layout_clusterX(children); - node.y = d3_layout_clusterY(children); - } else { - node.x = previousNode ? x += separation(node, previousNode) : 0; - node.y = 0; - previousNode = node; - } - }); - - // Compute the left-most, right-most, and depth-most nodes for extents. - var left = d3_layout_clusterLeft(root), - right = d3_layout_clusterRight(root), - x0 = left.x - separation(left, right) / 2, - x1 = right.x + separation(right, left) / 2; - - // Second walk, normalizing x & y to the desired size. - d3_layout_treeVisitAfter(root, function(node) { - node.x = (node.x - x0) / (x1 - x0) * size[0]; - node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1]; - }); - - return nodes; - } - - cluster.separation = function(x) { - if (!arguments.length) return separation; - separation = x; - return cluster; - }; - - cluster.size = function(x) { - if (!arguments.length) return size; - size = x; - return cluster; - }; - - return d3_layout_hierarchyRebind(cluster, hierarchy); -}; - -function d3_layout_clusterY(children) { - return 1 + d3.max(children, function(child) { - return child.y; - }); -} - -function d3_layout_clusterX(children) { - return children.reduce(function(x, child) { - return x + child.x; - }, 0) / children.length; -} - -function d3_layout_clusterLeft(node) { - var children = node.children; - return children && children.length ? d3_layout_clusterLeft(children[0]) : node; -} - -function d3_layout_clusterRight(node) { - var children = node.children, n; - return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node; -} -// Node-link tree diagram using the Reingold-Tilford "tidy" algorithm -d3.layout.tree = function() { - var hierarchy = d3.layout.hierarchy().sort(null).value(null), - separation = d3_layout_treeSeparation, - size = [1, 1]; // width, height - - function tree(d, i) { - var nodes = hierarchy.call(this, d, i), - root = nodes[0]; - - function firstWalk(node, previousSibling) { - var children = node.children, - layout = node._tree; - if (children && (n = children.length)) { - var n, - firstChild = children[0], - previousChild, - ancestor = firstChild, - child, - i = -1; - while (++i < n) { - child = children[i]; - firstWalk(child, previousChild); - ancestor = apportion(child, previousChild, ancestor); - previousChild = child; - } - d3_layout_treeShift(node); - var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim); - if (previousSibling) { - layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); - layout.mod = layout.prelim - midpoint; - } else { - layout.prelim = midpoint; - } - } else { - if (previousSibling) { - layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); - } - } - } - - function secondWalk(node, x) { - node.x = node._tree.prelim + x; - var children = node.children; - if (children && (n = children.length)) { - var i = -1, - n; - x += node._tree.mod; - while (++i < n) { - secondWalk(children[i], x); - } - } - } - - function apportion(node, previousSibling, ancestor) { - if (previousSibling) { - var vip = node, - vop = node, - vim = previousSibling, - vom = node.parent.children[0], - sip = vip._tree.mod, - sop = vop._tree.mod, - sim = vim._tree.mod, - som = vom._tree.mod, - shift; - while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) { - vom = d3_layout_treeLeft(vom); - vop = d3_layout_treeRight(vop); - vop._tree.ancestor = node; - shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip); - if (shift > 0) { - d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift); - sip += shift; - sop += shift; - } - sim += vim._tree.mod; - sip += vip._tree.mod; - som += vom._tree.mod; - sop += vop._tree.mod; - } - if (vim && !d3_layout_treeRight(vop)) { - vop._tree.thread = vim; - vop._tree.mod += sim - sop; - } - if (vip && !d3_layout_treeLeft(vom)) { - vom._tree.thread = vip; - vom._tree.mod += sip - som; - ancestor = node; - } - } - return ancestor; - } - - // Initialize temporary layout variables. - d3_layout_treeVisitAfter(root, function(node, previousSibling) { - node._tree = { - ancestor: node, - prelim: 0, - mod: 0, - change: 0, - shift: 0, - number: previousSibling ? previousSibling._tree.number + 1 : 0 - }; - }); - - // Compute the layout using Buchheim et al.'s algorithm. - firstWalk(root); - secondWalk(root, -root._tree.prelim); - - // Compute the left-most, right-most, and depth-most nodes for extents. - var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), - right = d3_layout_treeSearch(root, d3_layout_treeRightmost), - deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), - x0 = left.x - separation(left, right) / 2, - x1 = right.x + separation(right, left) / 2, - y1 = deep.depth || 1; - - // Clear temporary layout variables; transform x and y. - d3_layout_treeVisitAfter(root, function(node) { - node.x = (node.x - x0) / (x1 - x0) * size[0]; - node.y = node.depth / y1 * size[1]; - delete node._tree; - }); - - return nodes; - } - - tree.separation = function(x) { - if (!arguments.length) return separation; - separation = x; - return tree; - }; - - tree.size = function(x) { - if (!arguments.length) return size; - size = x; - return tree; - }; - - return d3_layout_hierarchyRebind(tree, hierarchy); -}; - -function d3_layout_treeSeparation(a, b) { - return a.parent == b.parent ? 1 : 2; -} - -// function d3_layout_treeSeparationRadial(a, b) { -// return (a.parent == b.parent ? 1 : 2) / a.depth; -// } - -function d3_layout_treeLeft(node) { - var children = node.children; - return children && children.length ? children[0] : node._tree.thread; -} - -function d3_layout_treeRight(node) { - var children = node.children, - n; - return children && (n = children.length) ? children[n - 1] : node._tree.thread; -} - -function d3_layout_treeSearch(node, compare) { - var children = node.children; - if (children && (n = children.length)) { - var child, - n, - i = -1; - while (++i < n) { - if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) { - node = child; - } - } - } - return node; -} - -function d3_layout_treeRightmost(a, b) { - return a.x - b.x; -} - -function d3_layout_treeLeftmost(a, b) { - return b.x - a.x; -} - -function d3_layout_treeDeepest(a, b) { - return a.depth - b.depth; -} - -function d3_layout_treeVisitAfter(node, callback) { - function visit(node, previousSibling) { - var children = node.children; - if (children && (n = children.length)) { - var child, - previousChild = null, - i = -1, - n; - while (++i < n) { - child = children[i]; - visit(child, previousChild); - previousChild = child; - } - } - callback(node, previousSibling); - } - visit(node, null); -} - -function d3_layout_treeShift(node) { - var shift = 0, - change = 0, - children = node.children, - i = children.length, - child; - while (--i >= 0) { - child = children[i]._tree; - child.prelim += shift; - child.mod += shift; - shift += child.shift + (change += child.change); - } -} - -function d3_layout_treeMove(ancestor, node, shift) { - ancestor = ancestor._tree; - node = node._tree; - var change = shift / (node.number - ancestor.number); - ancestor.change += change; - node.change -= change; - node.shift += shift; - node.prelim += shift; - node.mod += shift; -} - -function d3_layout_treeAncestor(vim, node, ancestor) { - return vim._tree.ancestor.parent == node.parent - ? vim._tree.ancestor - : ancestor; -} -// Squarified Treemaps by Mark Bruls, Kees Huizing, and Jarke J. van Wijk -// Modified to support a target aspect ratio by Jeff Heer -d3.layout.treemap = function() { - var hierarchy = d3.layout.hierarchy(), - round = Math.round, - size = [1, 1], // width, height - padding = null, - pad = d3_layout_treemapPadNull, - sticky = false, - stickies, - ratio = 0.5 * (1 + Math.sqrt(5)); // golden ratio - - // Compute the area for each child based on value & scale. - function scale(children, k) { - var i = -1, - n = children.length, - child, - area; - while (++i < n) { - area = (child = children[i]).value * (k < 0 ? 0 : k); - child.area = isNaN(area) || area <= 0 ? 0 : area; - } - } - - // Recursively arranges the specified node's children into squarified rows. - function squarify(node) { - var children = node.children; - if (children && children.length) { - var rect = pad(node), - row = [], - remaining = children.slice(), // copy-on-write - child, - best = Infinity, // the best row score so far - score, // the current row score - u = Math.min(rect.dx, rect.dy), // initial orientation - n; - scale(remaining, rect.dx * rect.dy / node.value); - row.area = 0; - while ((n = remaining.length) > 0) { - row.push(child = remaining[n - 1]); - row.area += child.area; - if ((score = worst(row, u)) <= best) { // continue with this orientation - remaining.pop(); - best = score; - } else { // abort, and try a different orientation - row.area -= row.pop().area; - position(row, u, rect, false); - u = Math.min(rect.dx, rect.dy); - row.length = row.area = 0; - best = Infinity; - } - } - if (row.length) { - position(row, u, rect, true); - row.length = row.area = 0; - } - children.forEach(squarify); - } - } - - // Recursively resizes the specified node's children into existing rows. - // Preserves the existing layout! - function stickify(node) { - var children = node.children; - if (children && children.length) { - var rect = pad(node), - remaining = children.slice(), // copy-on-write - child, - row = []; - scale(remaining, rect.dx * rect.dy / node.value); - row.area = 0; - while (child = remaining.pop()) { - row.push(child); - row.area += child.area; - if (child.z != null) { - position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length); - row.length = row.area = 0; - } - } - children.forEach(stickify); - } - } - - // Computes the score for the specified row, as the worst aspect ratio. - function worst(row, u) { - var s = row.area, - r, - rmax = 0, - rmin = Infinity, - i = -1, - n = row.length; - while (++i < n) { - if (!(r = row[i].area)) continue; - if (r < rmin) rmin = r; - if (r > rmax) rmax = r; - } - s *= s; - u *= u; - return s - ? Math.max((u * rmax * ratio) / s, s / (u * rmin * ratio)) - : Infinity; - } - - // Positions the specified row of nodes. Modifies `rect`. - function position(row, u, rect, flush) { - var i = -1, - n = row.length, - x = rect.x, - y = rect.y, - v = u ? round(row.area / u) : 0, - o; - if (u == rect.dx) { // horizontal subdivision - if (flush || v > rect.dy) v = v ? rect.dy : 0; // over+underflow - while (++i < n) { - o = row[i]; - o.x = x; - o.y = y; - o.dy = v; - x += o.dx = v ? round(o.area / v) : 0; - } - o.z = true; - o.dx += rect.x + rect.dx - x; // rounding error - rect.y += v; - rect.dy -= v; - } else { // vertical subdivision - if (flush || v > rect.dx) v = v ? rect.dx : 0; // over+underflow - while (++i < n) { - o = row[i]; - o.x = x; - o.y = y; - o.dx = v; - y += o.dy = v ? round(o.area / v) : 0; - } - o.z = false; - o.dy += rect.y + rect.dy - y; // rounding error - rect.x += v; - rect.dx -= v; - } - } - - function treemap(d) { - var nodes = stickies || hierarchy(d), - root = nodes[0]; - root.x = 0; - root.y = 0; - root.dx = size[0]; - root.dy = size[1]; - if (stickies) hierarchy.revalue(root); - scale([root], root.dx * root.dy / root.value); - (stickies ? stickify : squarify)(root); - if (sticky) stickies = nodes; - return nodes; - } - - treemap.size = function(x) { - if (!arguments.length) return size; - size = x; - return treemap; - }; - - treemap.padding = function(x) { - if (!arguments.length) return padding; - - function padFunction(node) { - var p = x.call(treemap, node, node.depth); - return p == null - ? d3_layout_treemapPadNull(node) - : d3_layout_treemapPad(node, typeof p === "number" ? [p, p, p, p] : p); - } - - function padConstant(node) { - return d3_layout_treemapPad(node, x); - } - - var type; - pad = (padding = x) == null ? d3_layout_treemapPadNull - : (type = typeof x) === "function" ? padFunction - : type === "number" ? (x = [x, x, x, x], padConstant) - : padConstant; - return treemap; - }; - - treemap.round = function(x) { - if (!arguments.length) return round != Number; - round = x ? Math.round : Number; - return treemap; - }; - - treemap.sticky = function(x) { - if (!arguments.length) return sticky; - sticky = x; - stickies = null; - return treemap; - }; - - treemap.ratio = function(x) { - if (!arguments.length) return ratio; - ratio = x; - return treemap; - }; - - return d3_layout_hierarchyRebind(treemap, hierarchy); -}; - -function d3_layout_treemapPadNull(node) { - return {x: node.x, y: node.y, dx: node.dx, dy: node.dy}; -} - -function d3_layout_treemapPad(node, padding) { - var x = node.x + padding[3], - y = node.y + padding[0], - dx = node.dx - padding[1] - padding[3], - dy = node.dy - padding[0] - padding[2]; - if (dx < 0) { x += dx / 2; dx = 0; } - if (dy < 0) { y += dy / 2; dy = 0; } - return {x: x, y: y, dx: dx, dy: dy}; -} -})(); diff --git a/visualize/static/d3.layout.min.js b/visualize/static/d3.layout.min.js deleted file mode 100644 index 689cc706..00000000 --- a/visualize/static/d3.layout.min.js +++ /dev/null @@ -1 +0,0 @@ -(function(){function a(a){var b=a.source,d=a.target,e=c(b,d),f=[b];while(b!==e)b=b.parent,f.push(b);var g=f.length;while(d!==e)f.splice(g,0,d),d=d.parent;return f}function b(a){var b=[],c=a.parent;while(c!=null)b.push(a),a=c,c=c.parent;return b.push(a),b}function c(a,c){if(a===c)return a;var d=b(a),e=b(c),f=d.pop(),g=e.pop(),h=null;while(f===g)h=f,f=d.pop(),g=e.pop();return h}function g(a){a.fixed|=2}function h(a){a!==f&&(a.fixed&=1)}function i(){j(),f.fixed&=1,e=f=null}function j(){f.px=d3.event.x,f.py=d3.event.y,e.resume()}function k(a,b,c){var d=0,e=0;a.charge=0;if(!a.leaf){var f=a.nodes,g=f.length,h=-1,i;while(++h<g){i=f[h];if(i==null)continue;k(i,b,c),a.charge+=i.charge,d+=i.charge*i.cx,e+=i.charge*i.cy}}if(a.point){a.leaf||(a.point.x+=Math.random()-.5,a.point.y+=Math.random()-.5);var j=b*c[a.point.index];a.charge+=a.pointCharge=j,d+=j*a.point.x,e+=j*a.point.y}a.cx=d/a.charge,a.cy=e/a.charge}function l(a){return 20}function m(a){return 1}function o(a){return a.x}function p(a){return a.y}function q(a,b,c){a.y0=b,a.y=c}function t(a){var b=1,c=0,d=a[0][1],e,f=a.length;for(;b<f;++b)(e=a[b][1])>d&&(c=b,d=e);return c}function u(a){return a.reduce(v,0)}function v(a,b){return a+b[1]}function w(a,b){return x(a,Math.ceil(Math.log(b.length)/Math.LN2+1))}function x(a,b){var c=-1,d=+a[0],e=(a[1]-d)/b,f=[];while(++c<=b)f[c]=e*c+d;return f}function y(a){return[d3.min(a),d3.max(a)]}function z(a,b){return d3.rebind(a,b,"sort","children","value"),a.links=D,a.nodes=function(b){return E=!0,(a.nodes=a)(b)},a}function A(a){return a.children}function B(a){return a.value}function C(a,b){return b.value-a.value}function D(a){return d3.merge(a.map(function(a){return(a.children||[]).map(function(b){return{source:a,target:b}})}))}function F(a,b){return a.value-b.value}function G(a,b){var c=a._pack_next;a._pack_next=b,b._pack_prev=a,b._pack_next=c,c._pack_prev=b}function H(a,b){a._pack_next=b,b._pack_prev=a}function I(a,b){var c=b.x-a.x,d=b.y-a.y,e=a.r+b.r;return e*e-c*c-d*d>.001}function J(a){function l(a){b=Math.min(a.x-a.r,b),c=Math.max(a.x+a.r,c),d=Math.min(a.y-a.r,d),e=Math.max(a.y+a.r,e)}var b=Infinity,c=-Infinity,d=Infinity,e=-Infinity,f=a.length,g,h,i,j,k;a.forEach(K),g=a[0],g.x=-g.r,g.y=0,l(g);if(f>1){h=a[1],h.x=h.r,h.y=0,l(h);if(f>2){i=a[2],O(g,h,i),l(i),G(g,i),g._pack_prev=i,G(i,h),h=g._pack_next;for(var m=3;m<f;m++){O(g,h,i=a[m]);var n=0,o=1,p=1;for(j=h._pack_next;j!==h;j=j._pack_next,o++)if(I(j,i)){n=1;break}if(n==1)for(k=g._pack_prev;k!==j._pack_prev;k=k._pack_prev,p++)if(I(k,i))break;n?(o<p||o==p&&h.r<g.r?H(g,h=j):H(g=k,h),m--):(G(g,i),h=i,l(i))}}}var q=(b+c)/2,r=(d+e)/2,s=0;for(var m=0;m<f;m++){var t=a[m];t.x-=q,t.y-=r,s=Math.max(s,t.r+Math.sqrt(t.x*t.x+t.y*t.y))}return a.forEach(L),s}function K(a){a._pack_next=a._pack_prev=a}function L(a){delete a._pack_next,delete a._pack_prev}function M(a){var b=a.children;b&&b.length?(b.forEach(M),a.r=J(b)):a.r=Math.sqrt(a.value)}function N(a,b,c,d){var e=a.children;a.x=b+=d*a.x,a.y=c+=d*a.y,a.r*=d;if(e){var f=-1,g=e.length;while(++f<g)N(e[f],b,c,d)}}function O(a,b,c){var d=a.r+c.r,e=b.x-a.x,f=b.y-a.y;if(d&&(e||f)){var g=b.r+c.r,h=Math.sqrt(e*e+f*f),i=Math.max(-1,Math.min(1,(d*d+h*h-g*g)/(2*d*h))),j=Math.acos(i),k=i*(d/=h),l=Math.sin(j)*d;c.x=a.x+k*e+l*f,c.y=a.y+k*f-l*e}else c.x=a.x+d,c.y=a.y}function P(a){return 1+d3.max(a,function(a){return a.y})}function Q(a){return a.reduce(function(a,b){return a+b.x},0)/a.length}function R(a){var b=a.children;return b&&b.length?R(b[0]):a}function S(a){var b=a.children,c;return b&&(c=b.length)?S(b[c-1]):a}function T(a,b){return a.parent==b.parent?1:2}function U(a){var b=a.children;return b&&b.length?b[0]:a._tree.thread}function V(a){var b=a.children,c;return b&&(c=b.length)?b[c-1]:a._tree.thread}function W(a,b){var c=a.children;if(c&&(e=c.length)){var d,e,f=-1;while(++f<e)b(d=W(c[f],b),a)>0&&(a=d)}return a}function X(a,b){return a.x-b.x}function Y(a,b){return b.x-a.x}function Z(a,b){return a.depth-b.depth}function $(a,b){function c(a,d){var e=a.children;if(e&&(i=e.length)){var f,g=null,h=-1,i;while(++h<i)f=e[h],c(f,g),g=f}b(a,d)}c(a,null)}function _(a){var b=0,c=0,d=a.children,e=d.length,f;while(--e>=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function ba(a,b,c){a=a._tree,b=b._tree;var d=c/(b.number-a.number);a.change+=d,b.change-=d,b.shift+=c,b.prelim+=c,b.mod+=c}function bb(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function bc(a){return{x:a.x,y:a.y,dx:a.dx,dy:a.dy}}function bd(a,b){var c=a.x+b[3],d=a.y+b[0],e=a.dx-b[1]-b[3],f=a.dy-b[0]-b[2];return e<0&&(c+=e/2,e=0),f<0&&(d+=f/2,f=0),{x:c,y:d,dx:e,dy:f}}d3.layout={},d3.layout.bundle=function(){return function(b){var c=[],d=-1,e=b.length;while(++d<e)c.push(a(b[d]));return c}},d3.layout.chord=function(){function j(){var a={},j=[],l=d3.range(e),m=[],n,o,p,q,r;b=[],c=[],n=0,q=-1;while(++q<e){o=0,r=-1;while(++r<e)o+=d[q][r];j.push(o),m.push(d3.range(e)),n+=o}g&&l.sort(function(a,b){return g(j[a],j[b])}),h&&m.forEach(function(a,b){a.sort(function(a,c){return h(d[b][a],d[b][c])})}),n=(2*Math.PI-f*e)/n,o=0,q=-1;while(++q<e){p=o,r=-1;while(++r<e){var s=l[q],t=m[s][r],u=d[s][t],v=o,w=o+=u*n;a[s+"-"+t]={index:s,subindex:t,startAngle:v,endAngle:w,value:u}}c.push({index:s,startAngle:p,endAngle:o,value:(o-p)/n}),o+=f}q=-1;while(++q<e){r=q-1;while(++r<e){var x=a[q+"-"+r],y=a[r+"-"+q];(x.value||y.value)&&b.push(x.value<y.value?{source:y,target:x}:{source:x,target:y})}}i&&k()}function k(){b.sort(function(a,b){return i((a.source.value+a.target.value)/2,(b.source.value+b.target.value)/2)})}var a={},b,c,d,e,f=0,g,h,i;return a.matrix=function(f){return arguments.length?(e=(d=f)&&d.length,b=c=null,a):d},a.padding=function(d){return arguments.length?(f=d,b=c=null,a):f},a.sortGroups=function(d){return arguments.length?(g=d,b=c=null,a):g},a.sortSubgroups=function(c){return arguments.length?(h=c,b=null,a):h},a.sortChords=function(c){return arguments.length?(i=c,b&&k(),a):i},a.chords=function(){return b||j(),b},a.groups=function(){return c||j(),c},a},d3.layout.force=function(){function A(a){return function(b,c,d,e,f){if(b.point!==a){var g=b.cx-a.x,h=b.cy-a.y,i=1/Math.sqrt(g*g+h*h);if((e-c)*i<t){var j=b.charge*i*i;return a.px-=g*j,a.py-=h*j,!0}if(b.point&&isFinite(i)){var j=b.pointCharge*i*i;a.px-=g*j,a.py-=h*j}}return!b.charge}}function B(){var a=v.length,d=w.length,e,f,g,h,i,j,l,m,p;for(f=0;f<d;++f){g=w[f],h=g.source,i=g.target,m=i.x-h.x,p=i.y-h.y;if(j=m*m+p*p)j=n*y[f]*((j=Math.sqrt(j))-x[f])/j,m*=j,p*=j,i.x-=m*(l=h.weight/(i.weight+h.weight)),i.y-=p*l,h.x+=m*(l=1-l),h.y+=p*l}if(l=n*s){m=c[0]/2,p=c[1]/2,f=-1;if(l)while(++f<a)g=v[f],g.x+=(m-g.x)*l,g.y+=(p-g.y)*l}if(r){k(e=d3.geom.quadtree(v),n,z),f=-1;while(++f<a)(g=v[f]).fixed||e.visit(A(g))}f=-1;while(++f<a)g=v[f],g.fixed?(g.x=g.px,g.y=g.py):(g.x-=(g.px-(g.px=g.x))*o,g.y-=(g.py-(g.py=g.y))*o);return b.tick({type:"tick",alpha:n}),(n*=.99)<.005}function C(b){g(f=b),e=a}var a={},b=d3.dispatch("tick"),c=[1,1],d,n,o=.9,p=l,q=m,r=-30,s=.1,t=.8,u,v=[],w=[],x,y,z;return a.nodes=function(b){return arguments.length?(v=b,a):v},a.links=function(b){return arguments.length?(w=b,a):w},a.size=function(b){return arguments.length?(c=b,a):c},a.linkDistance=function(b){return arguments.length?(p=d3.functor(b),a):p},a.distance=a.linkDistance,a.linkStrength=function(b){return arguments.length?(q=d3.functor(b),a):q},a.friction=function(b){return arguments.length?(o=b,a):o},a.charge=function(b){return arguments.length?(r=typeof b=="function"?b:+b,a):r},a.gravity=function(b){return arguments.length?(s=b,a):s},a.theta=function(b){return arguments.length?(t=b,a):t},a.start=function(){function k(a,c){var d=l(b),e=-1,f=d.length,g;while(++e<f)if(!isNaN(g=d[e][a]))return g;return Math.random()*c}function l(){if(!i){i=[];for(d=0;d<e;++d)i[d]=[];for(d=0;d<f;++d){var a=w[d];i[a.source.index].push(a.target),i[a.target.index].push(a.source)}}return i[b]}var b,d,e=v.length,f=w.length,g=c[0],h=c[1],i,j;for(b=0;b<e;++b)(j=v[b]).index=b,j.weight=0;x=[],y=[];for(b=0;b<f;++b)j=w[b],typeof j.source=="number"&&(j.source=v[j.source]),typeof j.target=="number"&&(j.target=v[j.target]),x[b]=p.call(this,j,b),y[b]=q.call(this,j,b),++j.source.weight,++j.target.weight;for(b=0;b<e;++b)j=v[b],isNaN(j.x)&&(j.x=k("x",g)),isNaN(j.y)&&(j.y=k("y",h)),isNaN(j.px)&&(j.px=j.x),isNaN(j.py)&&(j.py=j.y);z=[];if(typeof r=="function")for(b=0;b<e;++b)z[b]=+r.call(this,v[b],b);else for(b=0;b<e;++b)z[b]=r;return a.resume()},a.resume=function(){return n=.1,d3.timer(B),a},a.stop=function(){return n=0,a},a.drag=function(){d||(d=d3.behavior.drag().origin(Object).on("dragstart",C).on("drag",j).on("dragend",i)),this.on("mouseover.force",g).on("mouseout.force",h).call(d)},d3.rebind(a,b,"on")};var e,f;d3.layout.partition=function(){function c(a,b,d,e){var f=a.children;a.x=b,a.y=a.depth*e,a.dx=d,a.dy=e;if(f&&(h=f.length)){var g=-1,h,i,j;d=a.value?d/a.value:0;while(++g<h)c(i=f[g],b,j=i.value*d,e),b+=j}}function d(a){var b=a.children,c=0;if(b&&(f=b.length)){var e=-1,f;while(++e<f)c=Math.max(c,d(b[e]))}return 1+c}function e(e,f){var g=a.call(this,e,f);return c(g[0],0,b[0],b[1]/d(g[0])),g}var a=d3.layout.hierarchy(),b=[1,1];return e.size=function(a){return arguments.length?(b=a,e):b},z(e,a)},d3.layout.pie=function(){function f(g,h){var i=g.map(function(b,c){return+a.call(f,b,c)}),j=+(typeof c=="function"?c.apply(this,arguments):c),k=((typeof e=="function"?e.apply(this,arguments):e)-c)/d3.sum(i),l=d3.range(g.length);b!=null&&l.sort(b===n?function(a,b){return i[b]-i[a]}:function(a,c){return b(g[a],g[c])});var m=[];return l.forEach(function(a){m[a]={data:g[a],value:d=i[a],startAngle:j,endAngle:j+=d*k}}),m}var a=Number,b=n,c=0,e=2*Math.PI;return f.value=function(b){return arguments.length?(a=b,f):a},f.sort=function(a){return arguments.length?(b=a,f):b},f.startAngle=function(a){return arguments.length?(c=a,f):c},f.endAngle=function(a){return arguments.length?(e=a,f):e},f};var n={};d3.layout.stack=function(){function g(h,i){var j=h.map(function(b,c){return a.call(g,b,c)}),k=j.map(function(a,b){return a.map(function(a,b){return[e.call(g,a,b),f.call(g,a,b)]})}),l=b.call(g,k,i);j=d3.permute(j,l),k=d3.permute(k,l);var m=c.call(g,k,i),n=j.length,o=j[0].length,p,q,r;for(q=0;q<o;++q){d.call(g,j[0][q],r=m[q],k[0][q][1]);for(p=1;p<n;++p)d.call(g,j[p][q],r+=k[p-1][q][1],k[p][q][1])}return h}var a=Object,b=r["default"],c=s.zero,d=q,e=o,f=p;return g.values=function(b){return arguments.length?(a=b,g):a},g.order=function(a){return arguments.length?(b=typeof a=="function"?a:r[a],g):b},g.offset=function(a){return arguments.length?(c=typeof a=="function"?a:s[a],g):c},g.x=function(a){return arguments.length?(e=a,g):e},g.y=function(a){return arguments.length?(f=a,g):f},g.out=function(a){return arguments.length?(d=a,g):d},g};var r={"inside-out":function(a){var b=a.length,c,d,e=a.map(t),f=a.map(u),g=d3.range(b).sort(function(a,b){return e[a]-e[b]}),h=0,i=0,j=[],k=[];for(c=0;c<b;++c)d=g[c],h<i?(h+=f[d],j.push(d)):(i+=f[d],k.push(d));return k.reverse().concat(j)},reverse:function(a){return d3.range(a.length).reverse()},"default":function(a){return d3.range(a.length)}},s={silhouette:function(a){var b=a.length,c=a[0].length,d=[],e=0,f,g,h,i=[];for(g=0;g<c;++g){for(f=0,h=0;f<b;f++)h+=a[f][g][1];h>e&&(e=h),d.push(h)}for(g=0;g<c;++g)i[g]=(e-d[g])/2;return i},wiggle:function(a){var b=a.length,c=a[0],d=c.length,e=0,f,g,h,i,j,k,l,m,n,o=[];o[0]=m=n=0;for(g=1;g<d;++g){for(f=0,i=0;f<b;++f)i+=a[f][g][1];for(f=0,j=0,l=c[g][0]-c[g-1][0];f<b;++f){for(h=0,k=(a[f][g][1]-a[f][g-1][1])/(2*l);h<f;++h)k+=(a[h][g][1]-a[h][g-1][1])/l;j+=k*a[f][g][1]}o[g]=m-=i?j/i*l:0,m<n&&(n=m)}for(g=0;g<d;++g)o[g]-=n;return o},expand:function(a){var b=a.length,c=a[0].length,d=1/b,e,f,g,h=[];for(f=0;f<c;++f){for(e=0,g=0;e<b;e++)g+=a[e][f][1];if(g)for(e=0;e<b;e++)a[e][f][1]/=g;else for(e=0;e<b;e++)a[e][f][1]=d}for(f=0;f<c;++f)h[f]=0;return h},zero:function(a){var b=-1,c=a[0].length,d=[];while(++b<c)d[b]=0;return d}};d3.layout.histogram=function(){function e(e,f){var g=[],h=e.map(b,this),i=c.call(this,h,f),j=d.call(this,i,h,f),k,f=-1,l=h.length,m=j.length-1,n=a?1:1/l,o;while(++f<m)k=g[f]=[],k.dx=j[f+1]-(k.x=j[f]),k.y=0;f=-1;while(++f<l)o=h[f],o>=i[0]&&o<=i[1]&&(k=g[d3.bisect(j,o,1,m)-1],k.y+=n,k.push(e[f]));return g}var a=!0,b=Number,c=y,d=w;return e.value=function(a){return arguments.length?(b=a,e):b},e.range=function(a){return arguments.length?(c=d3.functor(a),e):c},e.bins=function(a){return arguments.length?(d=typeof a=="number"?function(b){return x(b,a)}:d3.functor(a),e):d},e.frequency=function(b){return arguments.length?(a=!!b,e):a},e},d3.layout.hierarchy=function(){function e(f,h,i){var j=b.call(g,f,h),k=E?f:{data:f};k.depth=h,i.push(k);if(j&&(m=j.length)){var l=-1,m,n=k.children=[],o=0,p=h+1;while(++l<m)d=e(j[l],p,i),d.parent=k,n.push(d),o+=d.value;a&&n.sort(a),c&&(k.value=o)}else c&&(k.value=+c.call(g,f,h)||0);return k}function f(a,b){var d=a.children,e=0;if(d&&(i=d.length)){var h=-1,i,j=b+1;while(++h<i)e+=f(d[h],j)}else c&&(e=+c.call(g,E?a:a.data,b)||0);return c&&(a.value=e),e}function g(a){var b=[];return e(a,0,b),b}var a=C,b=A,c=B;return g.sort=function(b){return arguments.length?(a=b,g):a},g.children=function(a){return arguments.length?(b=a,g):b},g.value=function(a){return arguments.length?(c=a,g):c},g.revalue=function(a){return f(a,0),a},g};var E=!1;d3.layout.pack=function(){function c(c,d){var e=a.call(this,c,d),f=e[0];f.x=0,f.y=0,M(f);var g=b[0],h=b[1],i=1/Math.max(2*f.r/g,2*f.r/h);return N(f,g/2,h/2,i),e}var a=d3.layout.hierarchy().sort(F),b=[1,1];return c.size=function(a){return arguments.length?(b=a,c):b},z(c,a)},d3.layout.cluster=function(){function d(d,e){var f=a.call(this,d,e),g=f[0],h,i=0,j,k;$(g,function(a){var c=a.children;c&&c.length?(a.x=Q(c),a.y=P(c)):(a.x=h?i+=b(a,h):0,a.y=0,h=a)});var l=R(g),m=S(g),n=l.x-b(l,m)/2,o=m.x+b(m,l)/2;return $(g,function(a){a.x=(a.x-n)/(o-n)*c[0],a.y=(1-(g.y?a.y/g.y:1))*c[1]}),f}var a=d3.layout.hierarchy().sort(null).value(null),b=T,c=[1,1];return d.separation=function(a){return arguments.length?(b=a,d):b},d.size=function(a){return arguments.length?(c=a,d):c},z(d,a)},d3.layout.tree=function(){function d(d,e){function h(a,c){var d=a.children,e=a._tree;if(d&&(f=d.length)){var f,g=d[0],i,k=g,l,m=-1;while(++m<f)l=d[m],h(l,i),k=j(l,i,k),i=l;_(a);var n=.5*(g._tree.prelim+l._tree.prelim);c?(e.prelim=c._tree.prelim+b(a,c),e.mod=e.prelim-n):e.prelim=n}else c&&(e.prelim=c._tree.prelim+b(a,c))}function i(a,b){a.x=a._tree.prelim+b;var c=a.children;if(c&&(e=c.length)){var d=-1,e;b+=a._tree.mod;while(++d<e)i(c[d],b)}}function j(a,c,d){if(c){var e=a,f=a,g=c,h=a.parent.children[0],i=e._tree.mod,j=f._tree.mod,k=g._tree.mod,l=h._tree.mod,m;while(g=V(g),e=U(e),g&&e)h=U(h),f=V(f),f._tree.ancestor=a,m=g._tree.prelim+k-e._tree.prelim-i+b(g,e),m>0&&(ba(bb(g,a,d),a,m),i+=m,j+=m),k+=g._tree.mod,i+=e._tree.mod,l+=h._tree.mod,j+=f._tree.mod;g&&!V(f)&&(f._tree.thread=g,f._tree.mod+=k-j),e&&!U(h)&&(h._tree.thread=e,h._tree.mod+=i-l,d=a)}return d}var f=a.call(this,d,e),g=f[0];$(g,function(a,b){a._tree={ancestor:a,prelim:0,mod:0,change:0,shift:0,number:b?b._tree.number+1:0}}),h(g),i(g,-g._tree.prelim);var k=W(g,Y),l=W(g,X),m=W(g,Z),n=k.x-b(k,l)/2,o=l.x+b(l,k)/2,p=m.depth||1;return $(g,function(a){a.x=(a.x-n)/(o-n)*c[0],a.y=a.depth/p*c[1],delete a._tree}),f}var a=d3.layout.hierarchy().sort(null).value(null),b=T,c=[1,1];return d.separation=function(a){return arguments.length?(b=a,d):b},d.size=function(a){return arguments.length?(c=a,d):c},z(d,a)},d3.layout.treemap=function(){function i(a,b){var c=-1,d=a.length,e,f;while(++c<d)f=(e=a[c]).value*(b<0?0:b),e.area=isNaN(f)||f<=0?0:f}function j(a){var b=a.children;if(b&&b.length){var c=e(a),d=[],f=b.slice(),g,h=Infinity,k,n=Math.min(c.dx,c.dy),o;i(f,c.dx*c.dy/a.value),d.area=0;while((o=f.length)>0)d.push(g=f[o-1]),d.area+=g.area,(k=l(d,n))<=h?(f.pop(),h=k):(d.area-=d.pop().area,m(d,n,c,!1),n=Math.min(c.dx,c.dy),d.length=d.area=0,h=Infinity);d.length&&(m(d,n,c,!0),d.length=d.area=0),b.forEach(j)}}function k(a){var b=a.children;if(b&&b.length){var c=e(a),d=b.slice(),f,g=[];i(d,c.dx*c.dy/a.value),g.area=0;while(f=d.pop())g.push(f),g.area+=f.area,f.z!=null&&(m(g,f.z?c.dx:c.dy,c,!d.length),g.length=g.area=0);b.forEach(k)}}function l(a,b){var c=a.area,d,e=0,f=Infinity,g=-1,i=a.length;while(++g<i){if(!(d=a[g].area))continue;d<f&&(f=d),d>e&&(e=d)}return c*=c,b*=b,c?Math.max(b*e*h/c,c/(b*f*h)):Infinity}function m(a,c,d,e){var f=-1,g=a.length,h=d.x,i=d.y,j=c?b(a.area/c):0,k;if(c==d.dx){if(e||j>d.dy)j=j?d.dy:0;while(++f<g)k=a[f],k.x=h,k.y=i,k.dy=j,h+=k.dx=j?b(k.area/j):0;k.z=!0,k.dx+=d.x+d.dx-h,d.y+=j,d.dy-=j}else{if(e||j>d.dx)j=j?d.dx:0;while(++f<g)k=a[f],k.x=h,k.y=i,k.dx=j,i+=k.dy=j?b(k.area/j):0;k.z=!1,k.dy+=d.y+d.dy-i,d.x+=j,d.dx-=j}}function n(b){var d=g||a(b),e=d[0];return e.x=0,e.y=0,e.dx=c[0],e.dy=c[1],g&&a.revalue(e),i([e],e.dx*e.dy/e.value),(g?k:j)(e),f&&(g=d),d}var a=d3.layout.hierarchy(),b=Math.round,c=[1,1],d=null,e=bc,f=!1,g,h=.5*(1+Math.sqrt(5));return n.size=function(a){return arguments.length?(c=a,n):c},n.padding=function(a){function b(b){var c=a.call(n,b,b.depth);return c==null?bc(b):bd(b,typeof c=="number"?[c,c,c,c]:c)}function c(b){return bd(b,a)}if(!arguments.length)return d;var f;return e=(d=a)==null?bc:(f=typeof a)==="function"?b:f==="number"?(a=[a,a,a,a],c):c,n},n.round=function(a){return arguments.length?(b=a?Math.round:Number,n):b!=Number},n.sticky=function(a){return arguments.length?(f=a,g=null,n):f},n.ratio=function(a){return arguments.length?(h=a,n):h},z(n,a)}})();
\ No newline at end of file diff --git a/visualize/static/d3.min.js b/visualize/static/d3.min.js deleted file mode 100644 index 8b44ced0..00000000 --- a/visualize/static/d3.min.js +++ /dev/null @@ -1,2 +0,0 @@ -(function(){function e(a){var b=-1,c=a.length,d=[];while(++b<c)d.push(a[b]);return d}function f(a){return Array.prototype.slice.call(a)}function i(){return this}function j(a,b,c){return function(){var d=c.apply(b,arguments);return arguments.length?a:d}}function k(a){return a!=null&&!isNaN(a)}function l(a){return a.length}function m(a){return a==null}function n(a){return a.replace(/(^\s+)|(\s+$)/g,"").replace(/\s+/g," ")}function q(){}function r(){function c(){var b=a,c=-1,d=b.length,e;while(++c<d)(e=b[c].on)&&e.apply(this,arguments)}var a=[],b={};return c.on=function(d,e){var f,g;if(arguments.length<2)return(f=b[d])&&f.on;if(f=b[d])f.on=null,a=a.slice(0,g=a.indexOf(f)).concat(a.slice(g+1)),delete b[d];return e&&a.push(b[d]={on:e}),c},c}function u(a,b){return b-(a?1+Math.floor(Math.log(a+Math.pow(10,1+Math.floor(Math.log(a)/Math.LN10)-b))/Math.LN10):1)}function v(a){return a+""}function w(a){var b=a.lastIndexOf("."),c=b>=0?a.substring(b):(b=a.length,""),d=[];while(b>0)d.push(a.substring(b-=3,b+3));return d.reverse().join(",")+c}function y(a,b){return{scale:Math.pow(10,(8-b)*3),symbol:a}}function D(a){return function(b){return b<=0?0:b>=1?1:a(b)}}function E(a){return function(b){return 1-a(1-b)}}function F(a){return function(b){return.5*(b<.5?a(2*b):2-a(2-2*b))}}function G(a){return a}function H(a){return function(b){return Math.pow(b,a)}}function I(a){return 1-Math.cos(a*Math.PI/2)}function J(a){return Math.pow(2,10*(a-1))}function K(a){return 1-Math.sqrt(1-a*a)}function L(a,b){var c;return arguments.length<2&&(b=.45),arguments.length<1?(a=1,c=b/4):c=b/(2*Math.PI)*Math.asin(1/a),function(d){return 1+a*Math.pow(2,10*-d)*Math.sin((d-c)*2*Math.PI/b)}}function M(a){return a||(a=1.70158),function(b){return b*b*((a+1)*b-a)}}function N(a){return a<1/2.75?7.5625*a*a:a<2/2.75?7.5625*(a-=1.5/2.75)*a+.75:a<2.5/2.75?7.5625*(a-=2.25/2.75)*a+.9375:7.5625*(a-=2.625/2.75)*a+.984375}function O(){d3.event.stopPropagation(),d3.event.preventDefault()}function Q(a){return a=="transform"?d3.interpolateTransform:d3.interpolate}function R(a,b){return b=b-(a=+a)?1/(b-a):0,function(c){return(c-a)*b}}function S(a,b){return b=b-(a=+a)?1/(b-a):0,function(c){return Math.max(0,Math.min(1,(c-a)*b))}}function T(a,b,c){return new U(a,b,c)}function U(a,b,c){this.r=a,this.g=b,this.b=c}function V(a){return a<16?"0"+Math.max(0,a).toString(16):Math.min(255,a).toString(16)}function W(a,b,c){var d=0,e=0,f=0,g,h,i;g=/([a-z]+)\((.*)\)/i.exec(a);if(g){h=g[2].split(",");switch(g[1]){case"hsl":return c(parseFloat(h[0]),parseFloat(h[1])/100,parseFloat(h[2])/100);case"rgb":return b(Y(h[0]),Y(h[1]),Y(h[2]))}}return(i=Z[a])?b(i.r,i.g,i.b):(a!=null&&a.charAt(0)==="#"&&(a.length===4?(d=a.charAt(1),d+=d,e=a.charAt(2),e+=e,f=a.charAt(3),f+=f):a.length===7&&(d=a.substring(1,3),e=a.substring(3,5),f=a.substring(5,7)),d=parseInt(d,16),e=parseInt(e,16),f=parseInt(f,16)),b(d,e,f))}function X(a,b,c){var d=Math.min(a/=255,b/=255,c/=255),e=Math.max(a,b,c),f=e-d,g,h,i=(e+d)/2;return f?(h=i<.5?f/(e+d):f/(2-e-d),a==e?g=(b-c)/f+(b<c?6:0):b==e?g=(c-a)/f+2:g=(a-b)/f+4,g*=60):h=g=0,_(g,h,i)}function Y(a){var b=parseFloat(a);return a.charAt(a.length-1)==="%"?Math.round(b*2.55):b}function _(a,b,c){return new ba(a,b,c)}function ba(a,b,c){this.h=a,this.s=b,this.l=c}function bb(a,b,c){function f(a){return a>360?a-=360:a<0&&(a+=360),a<60?d+(e-d)*a/60:a<180?e:a<240?d+(e-d)*(240-a)/60:d}function g(a){return Math.round(f(a)*255)}var d,e;return a%=360,a<0&&(a+=360),b=b<0?0:b>1?1:b,c=c<0?0:c>1?1:c,e=c<=.5?c*(1+b):c+b-c*b,d=2*c-e,T(g(a+120),g(a),g(a-120))}function bc(a){return h(a,bi),a}function bj(a){return function(){return bd(a,this)}}function bk(a){return function(){return be(a,this)}}function bm(a,b){function f(){if(b=this.classList)return b.add(a);var b=this.className,d=b.baseVal!=null,e=d?b.baseVal:b;c.lastIndex=0,c.test(e)||(e=n(e+" "+a),d?b.baseVal=e:this.className=e)}function g(){if(b=this.classList)return b.remove(a);var b=this.className,d=b.baseVal!=null,e=d?b.baseVal:b;e=n(e.replace(c," ")),d?b.baseVal=e:this.className=e}function h(){(b.apply(this,arguments)?f:g).call(this)}var c=new RegExp("(^|\\s+)"+d3.requote(a)+"(\\s+|$)","g");if(arguments.length<2){var d=this.node();if(e=d.classList)return e.contains(a);var e=d.className;return c.lastIndex=0,c.test(e.baseVal!=null?e.baseVal:e)}return this.each(typeof b=="function"?h:b?f:g)}function bn(a){return{__data__:a}}function bo(a){return function(){return bh(this,a)}}function bp(a){return arguments.length||(a=d3.ascending),function(b,c){return a(b&&b.__data__,c&&c.__data__)}}function br(a){return h(a,bs),a}function bt(a,b,c){h(a,bx);var d={},e=d3.dispatch("start","end"),f=bA;return a.id=b,a.time=c,a.tween=function(b,c){return arguments.length<2?d[b]:(c==null?delete d[b]:d[b]=c,a)},a.ease=function(b){return arguments.length?(f=typeof b=="function"?b:d3.ease.apply(d3,arguments),a):f},a.each=function(b,c){return arguments.length<2?bB.call(a,b):(e.on(b,c),a)},d3.timer(function(g){return a.each(function(h,i,j){function p(a){if(o.active>b)return r();o.active=b;for(var f in d)(f=d[f].call(l,h,i))&&k.push(f);return e.start.call(l,h,i),q(a)||d3.timer(q,0,c),1}function q(a){if(o.active!==b)return r();var c=(a-m)/n,d=f(c),g=k.length;while(g>0)k[--g].call(l,d);if(c>=1)return r(),bz=b,e.end.call(l,h,i),bz=0,1}function r(){return--o.count||delete l.__transition__,1}var k=[],l=this,m=a[j][i].delay,n=a[j][i].duration,o=l.__transition__||(l.__transition__={active:0,count:0});++o.count,m<=g?p(g):d3.timer(p,m,c)}),1},0,c),a}function bv(a,b,c){return c!=""&&bu}function bw(a,b){function d(a,d,e){var f=b.call(this,a,d);return f==null?e!=""&&bu:e!=f&&c(e,f)}function e(a,d,e){return e!=b&&c(e,b)}var c=Q(a);return typeof b=="function"?d:b==null?bv:(b+="",e)}function bB(a){for(var b=0,c=this.length;b<c;b++)for(var d=this[b],e=0,f=d.length;e<f;e++){var g=d[e];g&&a.call(g=g.node,g.__data__,e,b)}return this}function bF(){var a,b=Date.now(),c=bC;while(c)a=b-c.then,a>=c.delay&&(c.flush=c.callback(a)),c=c.next;var d=bG()-b;d>24?(isFinite(d)&&(clearTimeout(bE),bE=setTimeout(bF,d)),bD=0):(bD=1,bH(bF))}function bG(){var a=null,b=bC,c=Infinity;while(b)b.flush?b=a?a.next=b.next:bC=b.next:(c=Math.min(c,b.then+b.delay),b=(a=b).next);return c}function bI(a){var b=[a.a,a.b],c=[a.c,a.d],d=bK(b),e=bJ(b,c),f=bK(bL(c,b,-e))||0;b[0]*c[1]<c[0]*b[1]&&(b[0]*=-1,b[1]*=-1,d*=-1,e*=-1),this.rotate=(d?Math.atan2(b[1],b[0]):Math.atan2(-c[0],c[1]))*bM,this.translate=[a.e,a.f],this.scale=[d,f],this.skew=f?Math.atan2(e,f)*bM:0}function bJ(a,b){return a[0]*b[0]+a[1]*b[1]}function bK(a){var b=Math.sqrt(bJ(a,a));return b&&(a[0]/=b,a[1]/=b),b}function bL(a,b,c){return a[0]+=c*b[0],a[1]+=c*b[1],a}function bN(){}function bO(a){var b=a[0],c=a[a.length-1];return b<c?[b,c]:[c,b]}function bP(a){return a.rangeExtent?a.rangeExtent():bO(a.range())}function bQ(a,b){var c=0,d=a.length-1,e=a[c],f=a[d],g;f<e&&(g=c,c=d,d=g,g=e,e=f,f=g);if(g=f-e)b=b(g),a[c]=b.floor(e),a[d]=b.ceil(f);return a}function bR(){return Math}function bS(a,b,c,d){function g(){var g=a.length==2?bY:bZ,i=d?S:R;return e=g(a,b,i,c),f=g(b,a,i,d3.interpolate),h}function h(a){return e(a)}var e,f;return h.invert=function(a){return f(a)},h.domain=function(b){return arguments.length?(a=b.map(Number),g()):a},h.range=function(a){return arguments.length?(b=a,g()):b},h.rangeRound=function(a){return h.range(a).interpolate(d3.interpolateRound)},h.clamp=function(a){return arguments.length?(d=a,g()):d},h.interpolate=function(a){return arguments.length?(c=a,g()):c},h.ticks=function(b){return bW(a,b)},h.tickFormat=function(b){return bX(a,b)},h.nice=function(){return bQ(a,bU),g()},h.copy=function(){return bS(a,b,c,d)},g()}function bT(a,b){return d3.rebind(a,b,"range","rangeRound","interpolate","clamp")}function bU(a){return a=Math.pow(10,Math.round(Math.log(a)/Math.LN10)-1),{floor:function(b){return Math.floor(b/a)*a},ceil:function(b){return Math.ceil(b/a)*a}}}function bV(a,b){var c=bO(a),d=c[1]-c[0],e=Math.pow(10,Math.floor(Math.log(d/b)/Math.LN10)),f=b/d*e;return f<=.15?e*=10:f<=.35?e*=5:f<=.75&&(e*=2),c[0]=Math.ceil(c[0]/e)*e,c[1]=Math.floor(c[1]/e)*e+e*.5,c[2]=e,c}function bW(a,b){return d3.range.apply(d3,bV(a,b))}function bX(a,b){return d3.format(",."+Math.max(0,-Math.floor(Math.log(bV(a,b)[2])/Math.LN10+.01))+"f")}function bY(a,b,c,d){var e=c(a[0],a[1]),f=d(b[0],b[1]);return function(a){return f(e(a))}}function bZ(a,b,c,d){var e=[],f=[],g=0,h=a.length;while(++g<h)e.push(c(a[g-1],a[g])),f.push(d(b[g-1],b[g]));return function(b){var c=d3.bisect(a,b,1,a.length-1)-1;return f[c](e[c](b))}}function b$(a,b){function d(c){return a(b(c))}var c=b.pow;return d.invert=function(b){return c(a.invert(b))},d.domain=function(e){return arguments.length?(b=e[0]<0?cb:ca,c=b.pow,a.domain(e.map(b)),d):a.domain().map(c)},d.nice=function(){return a.domain(bQ(a.domain(),bR)),d},d.ticks=function(){var d=bO(a.domain()),e=[];if(d.every(isFinite)){var f=Math.floor(d[0]),g=Math.ceil(d[1]),h=c(d[0]),i=c(d[1]);if(b===cb){e.push(c(f));for(;f++<g;)for(var j=9;j>0;j--)e.push(c(f)*j)}else{for(;f<g;f++)for(var j=1;j<10;j++)e.push(c(f)*j);e.push(c(f))}for(f=0;e[f]<h;f++);for(g=e.length;e[g-1]>i;g--);e=e.slice(f,g)}return e},d.tickFormat=function(a,e){arguments.length<2&&(e=b_);if(arguments.length<1)return e;var f=a/d.ticks().length,g=b===cb?(h=-1e-12,Math.floor):(h=1e-12,Math.ceil),h;return function(a){return a/c(g(b(a)+h))<f?e(a):""}},d.copy=function(){return b$(a.copy(),b)},bT(d,a)}function ca(a){return Math.log(a<0?0:a)/Math.LN10}function cb(a){return-Math.log(a>0?0:-a)/Math.LN10}function cc(a,b){function e(b){return a(c(b))}var c=cd(b),d=cd(1/b);return e.invert=function(b){return d(a.invert(b))},e.domain=function(b){return arguments.length?(a.domain(b.map(c)),e):a.domain().map(d)},e.ticks=function(a){return bW(e.domain(),a)},e.tickFormat=function(a){return bX(e.domain(),a)},e.nice=function(){return e.domain(bQ(e.domain(),bU))},e.exponent=function(a){if(!arguments.length)return b;var f=e.domain();return c=cd(b=a),d=cd(1/b),e.domain(f)},e.copy=function(){return cc(a.copy(),b)},bT(e,a)}function cd(a){return function(b){return b<0?-Math.pow(-b,a):Math.pow(b,a)}}function ce(a,b){function f(b){return d[((c[b]||(c[b]=a.push(b)))-1)%d.length]}function g(b,c){return d3.range(a.length).map(function(a){return b+c*a})}var c,d,e;return f.domain=function(d){if(!arguments.length)return a;a=[],c={};var e=-1,g=d.length,h;while(++e<g)c[h=d[e]]||(c[h]=a.push(h));return f[b.t](b.x,b.p)},f.range=function(a){return arguments.length?(d=a,e=0,b={t:"range",x:a},f):d},f.rangePoints=function(c,h){arguments.length<2&&(h=0);var i=c[0],j=c[1],k=(j-i)/(a.length-1+h);return d=g(a.length<2?(i+j)/2:i+k*h/2,k),e=0,b={t:"rangePoints",x:c,p:h},f},f.rangeBands=function(c,h){arguments.length<2&&(h=0);var i=c[0],j=c[1],k=(j-i)/(a.length+h);return d=g(i+k*h,k),e=k*(1-h),b={t:"rangeBands",x:c,p:h},f},f.rangeRoundBands=function(c,h){arguments.length<2&&(h=0);var i=c[0],j=c[1],k=Math.floor((j-i)/(a.length+h));return d=g(i+Math.round((j-i-(a.length-h)*k)/2),k),e=Math.round(k*(1-h)),b={t:"rangeRoundBands",x:c,p:h},f},f.rangeBand=function(){return e},f.rangeExtent=function(){return b.t==="range"?bO(b.x):b.x},f.copy=function(){return ce(a,b)},f.domain(a)}function cj(a,b){function d(){var d=0,f=a.length,g=b.length;c=[];while(++d<g)c[d-1]=d3.quantile(a,d/g);return e}function e(a){return isNaN(a=+a)?NaN:b[d3.bisect(c,a)]}var c;return e.domain=function(b){return arguments.length?(a=b.filter(function(a){return!isNaN(a)}).sort(d3.ascending),d()):a},e.range=function(a){return arguments.length?(b=a,d()):b},e.quantiles=function(){return c},e.copy=function(){return cj(a,b)},d()}function ck(a,b,c){function f(b){return c[Math.max(0,Math.min(e,Math.floor(d*(b-a))))]}function g(){return d=c.length/(b-a),e=c.length-1,f}var d,e;return f.domain=function(c){return arguments.length?(a=+c[0],b=+c[c.length-1],g()):[a,b]},f.range=function(a){return arguments.length?(c=a,g()):c},f.copy=function(){return ck(a,b,c)},g()}function cn(a){return a.innerRadius}function co(a){return a.outerRadius}function cp(a){return a.startAngle}function cq(a){return a.endAngle}function cr(a){function g(d){return d.length<1?null:"M"+e(a(cs(this,d,b,c)),f)}var b=ct,c=cu,d="linear",e=cv[d],f=.7;return g.x=function(a){return arguments.length?(b=a,g):b},g.y=function(a){return arguments.length?(c=a,g):c},g.interpolate=function(a){return arguments.length?(e=cv[d=a],g):d},g.tension=function(a){return arguments.length?(f=a,g):f},g}function cs(a,b,c,d){var e=[],f=-1,g=b.length,h=typeof c=="function",i=typeof d=="function",j;if(h&&i)while(++f<g)e.push([c.call(a,j=b[f],f),d.call(a,j,f)]);else if(h)while(++f<g)e.push([c.call(a,b[f],f),d]);else if(i)while(++f<g)e.push([c,d.call(a,b[f],f)]);else while(++f<g)e.push([c,d]);return e}function ct(a){return a[0]}function cu(a){return a[1]}function cw(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("L",(d=a[b])[0],",",d[1]);return e.join("")}function cx(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("V",(d=a[b])[1],"H",d[0]);return e.join("")}function cy(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("H",(d=a[b])[0],"V",d[1]);return e.join("")}function cz(a,b){return a.length<4?cw(a):a[1]+cC(a.slice(1,a.length-1),cD(a,b))}function cA(a,b){return a.length<3?cw(a):a[0]+cC((a.push(a[0]),a),cD([a[a.length-2]].concat(a,[a[1]]),b))}function cB(a,b,c){return a.length<3?cw(a):a[0]+cC(a,cD(a,b))}function cC(a,b){if(b.length<1||a.length!=b.length&&a.length!=b.length+2)return cw(a);var c=a.length!=b.length,d="",e=a[0],f=a[1],g=b[0],h=g,i=1;c&&(d+="Q"+(f[0]-g[0]*2/3)+","+(f[1]-g[1]*2/3)+","+f[0]+","+f[1],e=a[1],i=2);if(b.length>1){h=b[1],f=a[i],i++,d+="C"+(e[0]+g[0])+","+(e[1]+g[1])+","+(f[0]-h[0])+","+(f[1]-h[1])+","+f[0]+","+f[1];for(var j=2;j<b.length;j++,i++)f=a[i],h=b[j],d+="S"+(f[0]-h[0])+","+(f[1]-h[1])+","+f[0]+","+f[1]}if(c){var k=a[i];d+="Q"+(f[0]+h[0]*2/3)+","+(f[1]+h[1]*2/3)+","+k[0]+","+k[1]}return d}function cD(a,b){var c=[],d=(1-b)/2,e,f=a[0],g=a[1],h=1,i=a.length;while(++h<i)e=f,f=g,g=a[h],c.push([d*(g[0]-e[0]),d*(g[1]-e[1])]);return c}function cE(a){if(a.length<3)return cw(a);var b=1,c=a.length,d=a[0],e=d[0],f=d[1],g=[e,e,e,(d=a[1])[0]],h=[f,f,f,d[1]],i=[e,",",f];cM(i,g,h);while(++b<c)d=a[b],g.shift(),g.push(d[0]),h.shift(),h.push(d[1]),cM(i,g,h);b=-1;while(++b<2)g.shift(),g.push(d[0]),h.shift(),h.push(d[1]),cM(i,g,h);return i.join("")}function cF(a){if(a.length<4)return cw(a);var b=[],c=-1,d=a.length,e,f=[0],g=[0];while(++c<3)e=a[c],f.push(e[0]),g.push(e[1]);b.push(cI(cL,f)+","+cI(cL,g)),--c;while(++c<d)e=a[c],f.shift(),f.push(e[0]),g.shift(),g.push(e[1]),cM(b,f,g);return b.join("")}function cG(a){var b,c=-1,d=a.length,e=d+4,f,g=[],h=[];while(++c<4)f=a[c%d],g.push(f[0]),h.push(f[1]);b=[cI(cL,g),",",cI(cL,h)],--c;while(++c<e)f=a[c%d],g.shift(),g.push(f[0]),h.shift(),h.push(f[1]),cM(b,g,h);return b.join("")}function cH(a,b){var c=a.length-1,d=a[0][0],e=a[0][1],f=a[c][0]-d,g=a[c][1]-e,h=-1,i,j;while(++h<=c)i=a[h],j=h/c,i[0]=b*i[0]+(1-b)*(d+j*f),i[1]=b*i[1]+(1-b)*(e+j*g);return cE(a)}function cI(a,b){return a[0]*b[0]+a[1]*b[1]+a[2]*b[2]+a[3]*b[3]}function cM(a,b,c){a.push("C",cI(cJ,b),",",cI(cJ,c),",",cI(cK,b),",",cI(cK,c),",",cI(cL,b),",",cI(cL,c))}function cN(a,b){return(b[1]-a[1])/(b[0]-a[0])}function cO(a){var b=0,c=a.length-1,d=[],e=a[0],f=a[1],g=d[0]=cN(e,f);while(++b<c)d[b]=g+(g=cN(e=f,f=a[b+1]));return d[b]=g,d}function cP(a){var b=[],c,d,e,f,g=cO(a),h=-1,i=a.length-1;while(++h<i)c=cN(a[h],a[h+1]),Math.abs(c)<1e-6?g[h]=g[h+1]=0:(d=g[h]/c,e=g[h+1]/c,f=d*d+e*e,f>9&&(f=c*3/Math.sqrt(f),g[h]=f*d,g[h+1]=f*e));h=-1;while(++h<=i)f=(a[Math.min(i,h+1)][0]-a[Math.max(0,h-1)][0])/(6*(1+g[h]*g[h])),b.push([f||0,g[h]*f||0]);return b}function cQ(a){return a.length<3?cw(a):a[0]+cC(a,cP(a))}function cR(a){var b,c=-1,d=a.length,e,f;while(++c<d)b=a[c],e=b[0],f=b[1]+cl,b[0]=e*Math.cos(f),b[1]=e*Math.sin(f);return a}function cS(a){function j(f){if(f.length<1)return null;var j=cs(this,f,b,d),k=cs(this,f,b===c?cT(j):c,d===e?cU(j):e);return"M"+g(a(k),i)+"L"+h(a(j.reverse()),i)+"Z"}var b=ct,c=ct,d=0,e=cu,f,g,h,i=.7;return j.x=function(a){return arguments.length?(b=c=a,j):c},j.x0=function(a){return arguments.length?(b=a,j):b},j.x1=function(a){return arguments.length?(c=a,j):c},j.y=function(a){return arguments.length?(d=e=a,j):e},j.y0=function(a){return arguments.length?(d=a,j):d},j.y1=function(a){return arguments.length?(e=a,j):e},j.interpolate=function(a){return arguments.length?(g=cv[f=a],h=g.reverse||g,j):f},j.tension=function(a){return arguments.length?(i=a,j):i},j.interpolate("linear")}function cT(a){return function(b,c){return a[c][0]}}function cU(a){return function(b,c){return a[c][1]}}function cV(a){return a.source}function cW(a){return a.target}function cX(a){return a.radius}function cY(a){return a.startAngle}function cZ(a){return a.endAngle}function c$(a){return[a.x,a.y]}function c_(a){return function(){var b=a.apply(this,arguments),c=b[0],d=b[1]+cl;return[c*Math.cos(d),c*Math.sin(d)]}}function db(a,b){var c=(a.ownerSVGElement||a).createSVGPoint();if(da<0&&(window.scrollX||window.scrollY)){var d=d3.select(document.body).append("svg").style("position","absolute").style("top",0).style("left",0),e=d[0][0].getScreenCTM();da=!e.f&&!e.e,d.remove()}return da?(c.x=b.pageX,c.y=b.pageY):(c.x=b.clientX,c.y=b.clientY),c=c.matrixTransform(a.getScreenCTM().inverse()),[c.x,c.y]}function dc(){return 64}function dd(){return"circle"}function dh(a,b){a.attr("transform",function(a){return"translate("+b(a)+",0)"})}function di(a,b){a.attr("transform",function(a){return"translate(0,"+b(a)+")"})}function dj(a,b,c){e=[];if(c&&b.length>1){var d=bO(a.domain()),e,f=-1,g=b.length,h=(b[1]-b[0])/++c,i,j;while(++f<g)for(i=c;--i>0;)(j=+b[f]-i*h)>=d[0]&&e.push(j);for(--f,i=0;++i<c&&(j=+b[f]+i*h)<d[1];)e.push(j)}return e}function dv(a,b){a.select(".extent").attr("x",b[0][0]),a.selectAll(".n,.s,.w,.nw,.sw").attr("x",b[0][0]-2),a.selectAll(".e,.ne,.se").attr("x",b[1][0]-3),a.selectAll(".extent,.n,.s").attr("width",b[1][0]-b[0][0])}function dw(a,b){a.select(".extent").attr("y",b[0][1]),a.selectAll(".n,.e,.w,.nw,.ne").attr("y",b[0][1]-3),a.selectAll(".s,.se,.sw").attr("y",b[1][1]-4),a.selectAll(".extent,.e,.w").attr("height",b[1][1]-b[0][1])}function dx(){d3.event.keyCode==32&&dm&&!dr&&(dt=null,du[0]-=dq[1][0],du[1]-=dq[1][1],dr=2,O())}function dy(){d3.event.keyCode==32&&dr==2&&(du[0]+=dq[1][0],du[1]+=dq[1][1],dr=0,O())}function dz(){if(du){var a=d3.svg.mouse(dm),b=d3.select(dm);dr||(d3.event.altKey?(dt||(dt=[(dq[0][0]+dq[1][0])/2,(dq[0][1]+dq[1][1])/2]),du[0]=dq[+(a[0]<dt[0])][0],du[1]=dq[+(a[1]<dt[1])][1]):dt=null),dn&&(dA(a,dn,0),dv(b,dq)),dp&&(dA(a,dp,1),dw(b,dq)),dl("brush")}}function dA(a,b,c){var d=bP(b),e=d[0],f=d[1],g=du[c],h=dq[1][c]-dq[0][c],i,j;dr&&(e-=g,f-=h+g),i=Math.max(e,Math.min(f,a[c])),dr?j=(i+=g)+h:(dt&&(g=Math.max(e,Math.min(f,2*dt[c]-i))),g<i?(j=i,i=g):j=g),dq[0][c]=i,dq[1][c]=j}function dB(){du&&(dz(),d3.select(dm).selectAll(".resize").style("pointer-events",dk.empty()?"none":"all"),dl("brushend"),dk=dl=dm=dn=dp=dq=dr=ds=dt=du=null,O())}function dK(a){var b=dL(),c=d3.event,d=d3.event={type:a};b&&(d.x=b[0]+dH[0],d.y=b[1]+dH[1],d.dx=b[0]-dI[0],d.dy=b[1]-dI[1],dJ|=d.dx|d.dy,dI=b);try{dD[a].apply(dF,dG)}finally{d3.event=c}c.stopPropagation(),c.preventDefault()}function dL(){var a=dF.parentNode,b=d3.event.changedTouches;return a&&(b?d3.svg.touches(a,b)[0]:d3.svg.mouse(a))}function dM(){if(!dF)return;var a=dF.parentNode;if(!a)return dN();dK("drag"),O()}function dN(){if(!dF)return;dK("dragend"),dJ&&(O(),dJ=d3.event.target===dE),dD=dE=dF=dG=dH=dI=null}function dO(){dJ&&(O(),dJ=0)}function d_(a){return[a[0]-dU[0],a[1]-dU[1],dU[2]]}function ea(){dP||(dP=d3.select("body").append("div").style("visibility","hidden").style("top",0).style("height",0).style("width",0).style("overflow-y","scroll").append("div").style("height","2000px").node().parentNode);var a=d3.event,b;try{dP.scrollTop=1e3,dP.dispatchEvent(a),b=1e3-dP.scrollTop}catch(c){b=a.wheelDelta||-a.detail*5}return b*.005}function eb(){var a=d3.svg.touches(dY),b=-1,c=a.length,d;while(++b<c)dS[(d=a[b]).identifier]=d_(d);return a}function ec(){var a=d3.svg.touches(dY);switch(a.length){case 1:var b=a[0];eg(dU[2],b,dS[b.identifier]);break;case 2:var c=a[0],d=a[1],e=[(c[0]+d[0])/2,(c[1]+d[1])/2],f=dS[c.identifier],g=dS[d.identifier],h=[(f[0]+g[0])/2,(f[1]+g[1])/2,f[2]];eg(Math.log(d3.event.scale)/Math.LN2+f[2],e,h)}}function ed(){dR=null,dQ&&(d$=1,eg(dU[2],d3.svg.mouse(dY),dQ))}function ee(){dQ&&(d$&&(O(),d$=dX===d3.event.target),dU=dV=dW=dX=dY=dZ=dQ=null)}function ef(){d$&&(O(),d$=0)}function eg(a,b,c){function l(a,b,c){a.domain(a.range().map(function(f){return a.invert((f-c)*d/e+b)}))}a=ei(a,2);var d=Math.pow(2,dU[2]),e=Math.pow(2,a),f=Math.pow(2,(dU[2]=a)-c[2]),g=dU[0],h=dU[1],i=dU[0]=ei(b[0]-c[0]*f,0,e),j=dU[1]=ei(b[1]-c[1]*f,1,e),k=d3.event;d3.event={scale:e,translate:[i,j],transform:function(a,b){a&&l(a,g,i),b&&l(b,h,j)}};try{dW.apply(dY,dZ)}finally{d3.event=k}k.preventDefault()}function ei(a,b,c){var d=dV[b],e=d[0],f=d[1];return arguments.length===3?Math.max(f*(f===Infinity?-Infinity:1/c-1),Math.min(e===-Infinity?Infinity:e,a/c))*c:Math.max(e,Math.min(f,a))}Date.now||(Date.now=function(){return+(new Date)});try{document.createElement("div").style.setProperty("opacity",0,"")}catch(a){var b=CSSStyleDeclaration.prototype,c=b.setProperty;b.setProperty=function(a,b,d){c.call(this,a,b+"",d)}}d3={version:"2.7.2"};var d=f;try{d(document.documentElement.childNodes)[0].nodeType}catch(g){d=e}var h=[].__proto__?function(a,b){a.__proto__=b}:function(a,b){for(var c in b)a[c]=b[c]};d3.functor=function(a){return typeof a=="function"?a:function(){return a}},d3.rebind=function(a,b){var c=1,d=arguments.length,e;while(++c<d)a[e=arguments[c]]=j(a,b,b[e]);return a},d3.ascending=function(a,b){return a<b?-1:a>b?1:a>=b?0:NaN},d3.descending=function(a,b){return b<a?-1:b>a?1:b>=a?0:NaN},d3.mean=function(a,b){var c=a.length,d,e=0,f=-1,g=0;if(arguments.length===1)while(++f<c)k(d=a[f])&&(e+=(d-e)/++g);else while(++f<c)k(d=b.call(a,a[f],f))&&(e+=(d-e)/++g);return g?e:undefined},d3.median=function(a,b){return arguments.length>1&&(a=a.map(b)),a=a.filter(k),a.length?d3.quantile(a.sort(d3.ascending),.5):undefined},d3.min=function(a,b){var c=-1,d=a.length,e,f;if(arguments.length===1){while(++c<d&&((e=a[c])==null||e!=e))e=undefined;while(++c<d)(f=a[c])!=null&&e>f&&(e=f)}else{while(++c<d&&((e=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&e>f&&(e=f)}return e},d3.max=function(a,b){var c=-1,d=a.length,e,f;if(arguments.length===1){while(++c<d&&((e=a[c])==null||e!=e))e=undefined;while(++c<d)(f=a[c])!=null&&f>e&&(e=f)}else{while(++c<d&&((e=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&f>e&&(e=f)}return e},d3.extent=function(a,b){var c=-1,d=a.length,e,f,g;if(arguments.length===1){while(++c<d&&((e=g=a[c])==null||e!=e))e=g=undefined;while(++c<d)(f=a[c])!=null&&(e>f&&(e=f),g<f&&(g=f))}else{while(++c<d&&((e=g=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&(e>f&&(e=f),g<f&&(g=f))}return[e,g]},d3.random={normal:function(a,b){return arguments.length<2&&(b=1),arguments.length<1&&(a=0),function(){var c,d,e;do c=Math.random()*2-1,d=Math.random()*2-1,e=c*c+d*d;while(!e||e>1);return a+b*c*Math.sqrt(-2*Math.log(e)/e)}}},d3.sum=function(a,b){var c=0,d=a.length,e,f=-1;if(arguments.length===1)while(++f<d)isNaN(e=+a[f])||(c+=e);else while(++f<d)isNaN(e=+b.call(a,a[f],f))||(c+=e);return c},d3.quantile=function(a,b){var c=(a.length-1)*b+1,d=Math.floor(c),e=a[d-1],f=c-d;return f?e+f*(a[d]-e):e},d3.transpose=function(a){return d3.zip.apply(d3,a)},d3.zip=function(){if(!(e=arguments.length))return[];for(var a=-1,b=d3.min(arguments,l),c=new Array(b);++a<b;)for(var d=-1,e,f=c[a]=new Array(e);++d<e;)f[d]=arguments[d][a];return c},d3.bisectLeft=function(a,b,c,d){arguments.length<3&&(c=0),arguments.length<4&&(d=a.length);while(c<d){var e=c+d>>1;a[e]<b?c=e+1:d=e}return c},d3.bisect=d3.bisectRight=function(a,b,c,d){arguments.length<3&&(c=0),arguments.length<4&&(d=a.length);while(c<d){var e=c+d>>1;b<a[e]?d=e:c=e+1}return c},d3.first=function(a,b){var c=0,d=a.length,e=a[0],f;arguments.length===1&&(b=d3.ascending);while(++c<d)b.call(a,e,f=a[c])>0&&(e=f);return e},d3.last=function(a,b){var c=0,d=a.length,e=a[0],f;arguments.length===1&&(b=d3.ascending);while(++c<d)b.call(a,e,f=a[c])<=0&&(e=f);return e},d3.nest=function(){function f(c,g){if(g>=b.length)return e?e.call(a,c):d?c.sort(d):c;var h=-1,i=c.length,j=b[g++],k,l,m={};while(++h<i)(k=j(l=c[h]))in m?m[k].push(l):m[k]=[l];for(k in m)m[k]=f(m[k],g);return m}function g(a,d){if(d>=b.length)return a;var e=[],f=c[d++],h;for(h in a)e.push({key:h,values:g(a[h],d)});return f&&e.sort(function(a,b){return f(a.key,b.key)}),e}var a={},b=[],c=[],d,e;return a.map=function(a){return f(a,0)},a.entries=function(a){return g(f(a,0),0)},a.key=function(c){return b.push(c),a},a.sortKeys=function(d){return c[b.length-1]=d,a},a.sortValues=function(b){return d=b,a},a.rollup=function(b){return e=b,a},a},d3.keys=function(a){var b=[];for(var c in a)b.push(c);return b},d3.values=function(a){var b=[];for(var c in a)b.push(a[c]);return b},d3.entries=function(a){var b=[];for(var c in a)b.push({key:c,value:a[c]});return b},d3.permute=function(a,b){var c=[],d=-1,e=b.length;while(++d<e)c[d]=a[b[d]];return c},d3.merge=function(a){return Array.prototype.concat.apply([],a)},d3.split=function(a,b){var c=[],d=[],e,f=-1,g=a.length;arguments.length<2&&(b=m);while(++f<g)b.call(d,e=a[f],f)?d=[]:(d.length||c.push(d),d.push(e));return c},d3.range=function(a,b,c){arguments.length<3&&(c=1,arguments.length<2&&(b=a,a=0));if((b-a)/c==Infinity)throw new Error("infinite range");var d=[],e=-1,f;if(c<0)while((f=a+c*++e)>b)d.push(f);else while((f=a+c*++e)<b)d.push(f);return d},d3.requote=function(a){return a.replace(o,"\\$&")};var o=/[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;d3.round=function(a,b){return b?Math.round(a*Math.pow(10,b))*Math.pow(10,-b):Math.round(a)},d3.xhr=function(a,b,c){var d=new XMLHttpRequest;arguments.length<3?(c=b,b=null):b&&d.overrideMimeType&&d.overrideMimeType(b),d.open("GET",a,!0),b&&d.setRequestHeader("Accept",b),d.onreadystatechange=function(){d.readyState===4&&c(d.status<300?d:null)},d.send(null)},d3.text=function(a,b,c){function d(a){c(a&&a.responseText)}arguments.length<3&&(c=b,b=null),d3.xhr(a,b,d)},d3.json=function(a,b){d3.text(a,"application/json",function(a){b(a?JSON.parse(a):null)})},d3.html=function(a,b){d3.text(a,"text/html",function(a){if(a!=null){var c=document.createRange();c.selectNode(document.body),a=c.createContextualFragment(a)}b(a)})},d3.xml=function(a,b,c){function d(a){c(a&&a.responseXML)}arguments.length<3&&(c=b,b=null),d3.xhr(a,b,d)};var p={svg:"http://www.w3.org/2000/svg",xhtml:"http://www.w3.org/1999/xhtml",xlink:"http://www.w3.org/1999/xlink",xml:"http://www.w3.org/XML/1998/namespace",xmlns:"http://www.w3.org/2000/xmlns/"};d3.ns={prefix:p,qualify:function(a){var b=a.indexOf(":");return b<0?a in p?{space:p[a],local:a}:a:{space:p[a.substring(0,b)],local:a.substring(b+1)}}},d3.dispatch=function(){var a=new q,b=-1,c=arguments.length;while(++b<c)a[arguments[b]]=r();return a},q.prototype.on=function(a,b){var c=a.indexOf("."),d="";return c>0&&(d=a.substring(c+1),a=a.substring(0,c)),arguments.length<2?this[a].on(d):(this[a].on(d,b),this)},d3.format=function(a){var b=s.exec(a),c=b[1]||" ",d=b[3]||"",e=b[5],f=+b[6],g=b[7],h=b[8],i=b[9],j=1,k="",l=!1;h&&(h=+h.substring(1)),e&&(c="0",g&&(f-=Math.floor((f-1)/4)));switch(i){case"n":g=!0,i="g";break;case"%":j=100,k="%",i="f";break;case"p":j=100,k="%",i="r";break;case"d":l=!0,h=0;break;case"s":j=-1,i="r"}return i=="r"&&!h&&(i="g"),i=t[i]||v,function(a){if(l&&a%1)return"";var b=a<0&&(a=-a)?"−":d;if(j<0){var m=d3.formatPrefix(a,h);a*=m.scale,k=m.symbol}else a*=j;a=i(a,h);if(e){var n=a.length+b.length;n<f&&(a=(new Array(f-n+1)).join(c)+a),g&&(a=w(a)),a=b+a}else{g&&(a=w(a)),a=b+a;var n=a.length;n<f&&(a=(new Array(f-n+1)).join(c)+a)}return a+k}};var s=/(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/,t={g:function(a,b){return a.toPrecision(b)},e:function(a,b){return a.toExponential(b)},f:function(a,b){return a.toFixed(b)},r:function(a,b){return d3.round(a,b=u(a,b)).toFixed(Math.max(0,Math.min(20,b)))}},x=["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(y);d3.formatPrefix=function(a,b){var c=0;return a&&(a<0&&(a*=-1),b&&(a=d3.round(a,u(a,b))),c=1+Math.floor(1e-12+Math.log(a)/Math.LN10),c=Math.max(-24,Math.min(24,Math.floor((c<=0?c+1:c-1)/3)*3))),x[8+c/3]};var z=H(2),A=H(3),B={linear:function(){return G},poly:H,quad:function(){return z},cubic:function(){return A},sin:function(){return I},exp:function(){return J},circle:function(){return K},elastic:L,back:M,bounce:function(){return N}},C={"in":function(a){return a},out:E,"in-out":F,"out-in":function(a){return F(E(a))}};d3.ease=function(a){var b=a.indexOf("-"),c=b>=0?a.substring(0,b):a,d=b>=0?a.substring(b+1):"in";return D(C[d](B[c].apply(null,Array.prototype.slice.call(arguments,1))))},d3.event=null,d3.interpolate=function(a,b){var c=d3.interpolators.length,d;while(--c>=0&&!(d=d3.interpolators[c](a,b)));return d},d3.interpolateNumber=function(a,b){return b-=a,function(c){return a+b*c}},d3.interpolateRound=function(a,b){return b-=a,function(c){return Math.round(a+b*c)}},d3.interpolateString=function(a,b){var c,d,e,f=0,g=0,h=[],i=[],j,k;P.lastIndex=0;for(d=0;c=P.exec(b);++d)c.index&&h.push(b.substring(f,g=c.index)),i.push({i:h.length,x:c[0]}),h.push(null),f=P.lastIndex;f<b.length&&h.push(b.substring(f));for(d=0,j=i.length;(c=P.exec(a))&&d<j;++d){k=i[d];if(k.x==c[0]){if(k.i)if(h[k.i+1]==null){h[k.i-1]+=k.x,h.splice(k.i,1);for(e=d+1;e<j;++e)i[e].i--}else{h[k.i-1]+=k.x+h[k.i+1],h.splice(k.i,2);for(e=d+1;e<j;++e)i[e].i-=2}else if(h[k.i+1]==null)h[k.i]=k.x;else{h[k.i]=k.x+h[k.i+1],h.splice(k.i+1,1);for(e=d+1;e<j;++e)i[e].i--}i.splice(d,1),j--,d--}else k.x=d3.interpolateNumber(parseFloat(c[0]),parseFloat(k.x))}while(d<j)k=i.pop(),h[k.i+1]==null?h[k.i]=k.x:(h[k.i]=k.x+h[k.i+1],h.splice(k.i+1,1)),j--;return h.length===1?h[0]==null?i[0].x:function(){return b}:function(a){for(d=0;d<j;++d)h[(k=i[d]).i]=k.x(a);return h.join("")}},d3.interpolateTransform=function(a,b){return d3.interpolateString(d3.transform(a)+"",d3.transform(b)+"")},d3.interpolateRgb=function(a,b){a=d3.rgb(a),b=d3.rgb(b);var c=a.r,d=a.g,e=a.b,f=b.r-c,g=b.g-d,h=b.b-e;return function(a){return"#"+V(Math.round(c+f*a))+V(Math.round(d+g*a))+V(Math.round(e+h*a))}},d3.interpolateHsl=function(a,b){a=d3.hsl(a),b=d3.hsl(b);var c=a.h,d=a.s,e=a.l,f=b.h-c,g=b.s-d,h=b.l-e;return function(a){return bb(c+f*a,d+g*a,e+h*a).toString()}},d3.interpolateArray=function(a,b){var c=[],d=[],e=a.length,f=b.length,g=Math.min(a.length,b.length),h;for(h=0;h<g;++h)c.push(d3.interpolate(a[h],b[h]));for(;h<e;++h)d[h]=a[h];for(;h<f;++h)d[h]=b[h];return function(a){for(h=0;h<g;++h)d[h]=c[h](a);return d}},d3.interpolateObject=function(a,b){var c={},d={},e;for(e in a)e in b?c[e]=Q(e)(a[e],b[e]):d[e]=a[e];for(e in b)e in a||(d[e]=b[e]);return function(a){for(e in c)d[e]=c[e](a);return d}};var P=/[-+]?(?:\d*\.?\d+)(?:[eE][-+]?\d+)?/g;d3.interpolators=[d3.interpolateObject,function(a,b){return b instanceof Array&&d3.interpolateArray(a,b)},function(a,b){return(typeof a=="string"||typeof b=="string")&&d3.interpolateString(a+"",b+"")},function(a,b){return(typeof b=="string"?b in Z||/^(#|rgb\(|hsl\()/.test(b):b instanceof U||b instanceof ba)&&d3.interpolateRgb(a,b)},function(a,b){return!isNaN(a=+a)&&!isNaN(b=+b)&&d3.interpolateNumber(a,b)}],d3.rgb=function(a,b,c){return arguments.length===1?a instanceof U?T(a.r,a.g,a.b):W(""+a,T,bb):T(~~a,~~b,~~c)},U.prototype.brighter=function(a){a=Math.pow(.7,arguments.length?a:1);var b=this.r,c=this.g,d=this.b,e=30;return!b&&!c&&!d?T(e,e,e):(b&&b<e&&(b=e),c&&c<e&&(c=e),d&&d<e&&(d=e),T(Math.min(255,Math.floor(b/a)),Math.min(255,Math.floor(c/a)),Math.min(255,Math.floor(d/a))))},U.prototype.darker=function(a){return a=Math.pow(.7,arguments.length?a:1),T(Math.floor(a*this.r),Math.floor(a*this.g),Math.floor(a*this.b))},U.prototype.hsl=function(){return X(this.r,this.g,this.b)},U.prototype.toString=function(){return"#"+V(this.r)+V(this.g)+V(this.b)};var Z={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgreen:"#006400",darkgrey:"#a9a9a9",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid -:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",green:"#008000",greenyellow:"#adff2f",grey:"#808080",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgreen:"#90ee90",lightgrey:"#d3d3d3",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370db",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#db7093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"};for(var $ in Z)Z[$]=W(Z[$],T,bb);d3.hsl=function(a,b,c){return arguments.length===1?a instanceof ba?_(a.h,a.s,a.l):W(""+a,X,_):_(+a,+b,+c)},ba.prototype.brighter=function(a){return a=Math.pow(.7,arguments.length?a:1),_(this.h,this.s,this.l/a)},ba.prototype.darker=function(a){return a=Math.pow(.7,arguments.length?a:1),_(this.h,this.s,a*this.l)},ba.prototype.rgb=function(){return bb(this.h,this.s,this.l)},ba.prototype.toString=function(){return this.rgb().toString()};var bd=function(a,b){return b.querySelector(a)},be=function(a,b){return b.querySelectorAll(a)},bf=document.documentElement,bg=bf.matchesSelector||bf.webkitMatchesSelector||bf.mozMatchesSelector||bf.msMatchesSelector||bf.oMatchesSelector,bh=function(a,b){return bg.call(a,b)};typeof Sizzle=="function"&&(bd=function(a,b){return Sizzle(a,b)[0]},be=function(a,b){return Sizzle.uniqueSort(Sizzle(a,b))},bh=Sizzle.matchesSelector);var bi=[];d3.selection=function(){return bq},d3.selection.prototype=bi,bi.select=function(a){var b=[],c,d,e,f;typeof a!="function"&&(a=bj(a));for(var g=-1,h=this.length;++g<h;){b.push(c=[]),c.parentNode=(e=this[g]).parentNode;for(var i=-1,j=e.length;++i<j;)(f=e[i])?(c.push(d=a.call(f,f.__data__,i)),d&&"__data__"in f&&(d.__data__=f.__data__)):c.push(null)}return bc(b)},bi.selectAll=function(a){var b=[],c,e;typeof a!="function"&&(a=bk(a));for(var f=-1,g=this.length;++f<g;)for(var h=this[f],i=-1,j=h.length;++i<j;)if(e=h[i])b.push(c=d(a.call(e,e.__data__,i))),c.parentNode=e;return bc(b)},bi.attr=function(a,b){function d(){this.removeAttribute(a)}function e(){this.removeAttributeNS(a.space,a.local)}function f(){this.setAttribute(a,b)}function g(){this.setAttributeNS(a.space,a.local,b)}function h(){var c=b.apply(this,arguments);c==null?this.removeAttribute(a):this.setAttribute(a,c)}function i(){var c=b.apply(this,arguments);c==null?this.removeAttributeNS(a.space,a.local):this.setAttributeNS(a.space,a.local,c)}a=d3.ns.qualify(a);if(arguments.length<2){var c=this.node();return a.local?c.getAttributeNS(a.space,a.local):c.getAttribute(a)}return this.each(b==null?a.local?e:d:typeof b=="function"?a.local?i:h:a.local?g:f)},bi.classed=function(a,b){var c=a.split(bl),d=c.length,e=-1;if(arguments.length>1){while(++e<d)bm.call(this,c[e],b);return this}while(++e<d)if(!bm.call(this,c[e]))return!1;return!0};var bl=/\s+/g;bi.style=function(a,b,c){function d(){this.style.removeProperty(a)}function e(){this.style.setProperty(a,b,c)}function f(){var d=b.apply(this,arguments);d==null?this.style.removeProperty(a):this.style.setProperty(a,d,c)}return arguments.length<3&&(c=""),arguments.length<2?window.getComputedStyle(this.node(),null).getPropertyValue(a):this.each(b==null?d:typeof b=="function"?f:e)},bi.property=function(a,b){function c(){delete this[a]}function d(){this[a]=b}function e(){var c=b.apply(this,arguments);c==null?delete this[a]:this[a]=c}return arguments.length<2?this.node()[a]:this.each(b==null?c:typeof b=="function"?e:d)},bi.text=function(a){return arguments.length<1?this.node().textContent:this.each(typeof a=="function"?function(){var b=a.apply(this,arguments);this.textContent=b==null?"":b}:a==null?function(){this.textContent=""}:function(){this.textContent=a})},bi.html=function(a){return arguments.length<1?this.node().innerHTML:this.each(typeof a=="function"?function(){var b=a.apply(this,arguments);this.innerHTML=b==null?"":b}:a==null?function(){this.innerHTML=""}:function(){this.innerHTML=a})},bi.append=function(a){function b(){return this.appendChild(document.createElementNS(this.namespaceURI,a))}function c(){return this.appendChild(document.createElementNS(a.space,a.local))}return a=d3.ns.qualify(a),this.select(a.local?c:b)},bi.insert=function(a,b){function c(){return this.insertBefore(document.createElementNS(this.namespaceURI,a),bd(b,this))}function d(){return this.insertBefore(document.createElementNS(a.space,a.local),bd(b,this))}return a=d3.ns.qualify(a),this.select(a.local?d:c)},bi.remove=function(){return this.each(function(){var a=this.parentNode;a&&a.removeChild(this)})},bi.data=function(a,b){function f(a,f){var g,h=a.length,i=f.length,j=Math.min(h,i),k=Math.max(h,i),l=[],m=[],n=[],o,p;if(b){var q={},r=[],s,t=f.length;for(g=-1;++g<h;)s=b.call(o=a[g],o.__data__,g),s in q?n[t++]=o:q[s]=o,r.push(s);for(g=-1;++g<i;)o=q[s=b.call(f,p=f[g],g)],o?(o.__data__=p,l[g]=o,m[g]=n[g]=null):(m[g]=bn(p),l[g]=n[g]=null),delete q[s];for(g=-1;++g<h;)r[g]in q&&(n[g]=a[g])}else{for(g=-1;++g<j;)o=a[g],p=f[g],o?(o.__data__=p,l[g]=o,m[g]=n[g]=null):(m[g]=bn(p),l[g]=n[g]=null);for(;g<i;++g)m[g]=bn(f[g]),l[g]=n[g]=null;for(;g<k;++g)n[g]=a[g],m[g]=l[g]=null}m.update=l,m.parentNode=l.parentNode=n.parentNode=a.parentNode,c.push(m),d.push(l),e.push(n)}var c=[],d=[],e=[],g=-1,h=this.length,i;if(typeof a=="function")while(++g<h)f(i=this[g],a.call(i,i.parentNode.__data__,g));else while(++g<h)f(i=this[g],a);var j=bc(d);return j.enter=function(){return br(c)},j.exit=function(){return bc(e)},j},bi.filter=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bo(a));for(var f=0,g=this.length;f<g;f++){b.push(c=[]),c.parentNode=(d=this[f]).parentNode;for(var h=0,i=d.length;h<i;h++)(e=d[h])&&a.call(e,e.__data__,h)&&c.push(e)}return bc(b)},bi.map=function(a){return this.each(function(){this.__data__=a.apply(this,arguments)})},bi.order=function(){for(var a=-1,b=this.length;++a<b;)for(var c=this[a],d=c.length-1,e=c[d],f;--d>=0;)if(f=c[d])e&&e!==f.nextSibling&&e.parentNode.insertBefore(f,e),e=f;return this},bi.sort=function(a){a=bp.apply(this,arguments);for(var b=-1,c=this.length;++b<c;)this[b].sort(a);return this.order()},bi.on=function(a,b,c){arguments.length<3&&(c=!1);var d="__on"+a,e=a.indexOf(".");return e>0&&(a=a.substring(0,e)),arguments.length<2?(e=this.node()[d])&&e._:this.each(function(e,f){function h(a){var c=d3.event;d3.event=a;try{b.call(g,g.__data__,f)}finally{d3.event=c}}var g=this;g[d]&&g.removeEventListener(a,g[d],c),b&&g.addEventListener(a,g[d]=h,c),h._=b})},bi.each=function(a){for(var b=-1,c=this.length;++b<c;)for(var d=this[b],e=-1,f=d.length;++e<f;){var g=d[e];g&&a.call(g,g.__data__,e,b)}return this},bi.call=function(a){return a.apply(this,(arguments[0]=this,arguments)),this},bi.empty=function(){return!this.node()},bi.node=function(a){for(var b=0,c=this.length;b<c;b++)for(var d=this[b],e=0,f=d.length;e<f;e++){var g=d[e];if(g)return g}return null},bi.transition=function(){var a=[],b,c;for(var d=-1,e=this.length;++d<e;){a.push(b=[]);for(var f=this[d],g=-1,h=f.length;++g<h;)b.push((c=f[g])?{node:c,delay:0,duration:250}:null)}return bt(a,bz||++by,Date.now())};var bq=bc([[document]]);bq[0].parentNode=bf,d3.select=function(a){return typeof a=="string"?bq.select(a):bc([[a]])},d3.selectAll=function(a){return typeof a=="string"?bq.selectAll(a):bc([d(a)])};var bs=[];bs.append=bi.append,bs.insert=bi.insert,bs.empty=bi.empty,bs.node=bi.node,bs.select=function(a){var b=[],c,d,e,f,g;for(var h=-1,i=this.length;++h<i;){e=(f=this[h]).update,b.push(c=[]),c.parentNode=f.parentNode;for(var j=-1,k=f.length;++j<k;)(g=f[j])?(c.push(e[j]=d=a.call(f.parentNode,g.__data__,j)),d.__data__=g.__data__):c.push(null)}return bc(b)};var bu={},bx=[],by=0,bz=0,bA=d3.ease("cubic-in-out");bx.call=bi.call,d3.transition=function(){return bq.transition()},d3.transition.prototype=bx,bx.select=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bj(a));for(var f=-1,g=this.length;++f<g;){b.push(c=[]);for(var h=this[f],i=-1,j=h.length;++i<j;)(e=h[i])&&(d=a.call(e.node,e.node.__data__,i))?("__data__"in e.node&&(d.__data__=e.node.__data__),c.push({node:d,delay:e.delay,duration:e.duration})):c.push(null)}return bt(b,this.id,this.time).ease(this.ease())},bx.selectAll=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bk(a));for(var f=-1,g=this.length;++f<g;)for(var h=this[f],i=-1,j=h.length;++i<j;)if(e=h[i]){d=a.call(e.node,e.node.__data__,i),b.push(c=[]);for(var k=-1,l=d.length;++k<l;)c.push({node:d[k],delay:e.delay,duration:e.duration})}return bt(b,this.id,this.time).ease(this.ease())},bx.attr=function(a,b){return this.attrTween(a,bw(a,b))},bx.attrTween=function(a,b){function d(a,d){var e=b.call(this,a,d,this.getAttribute(c));return e===bu?(this.removeAttribute(c),null):e&&function(a){this.setAttribute(c,e(a))}}function e(a,d){var e=b.call(this,a,d,this.getAttributeNS(c.space,c.local));return e===bu?(this.removeAttributeNS(c.space,c.local),null):e&&function(a){this.setAttributeNS(c.space,c.local,e(a))}}var c=d3.ns.qualify(a);return this.tween("attr."+a,c.local?e:d)},bx.style=function(a,b,c){return arguments.length<3&&(c=""),this.styleTween(a,bw(a,b),c)},bx.styleTween=function(a,b,c){return arguments.length<3&&(c=""),this.tween("style."+a,function(d,e){var f=b.call(this,d,e,window.getComputedStyle(this,null).getPropertyValue(a));return f===bu?(this.style.removeProperty(a),null):f&&function(b){this.style.setProperty(a,f(b),c)}})},bx.text=function(a){return this.tween("text",function(b,c){this.textContent=typeof a=="function"?a.call(this,b,c):a})},bx.remove=function(){return this.each("end",function(){var a;!this.__transition__&&(a=this.parentNode)&&a.removeChild(this)})},bx.delay=function(a){var b=this;return b.each(typeof a=="function"?function(c,d,e){b[e][d].delay=+a.apply(this,arguments)}:(a=+a,function(c,d,e){b[e][d].delay=a}))},bx.duration=function(a){var b=this;return b.each(typeof a=="function"?function(c,d,e){b[e][d].duration=+a.apply(this,arguments)}:(a=+a,function(c,d,e){b[e][d].duration=a}))},bx.transition=function(){return this.select(i)};var bC=null,bD,bE;d3.timer=function(a,b,c){var d=!1,e,f=bC;if(arguments.length<3){if(arguments.length<2)b=0;else if(!isFinite(b))return;c=Date.now()}while(f){if(f.callback===a){f.then=c,f.delay=b,d=!0;break}e=f,f=f.next}d||(bC={callback:a,then:c,delay:b,next:bC}),bD||(bE=clearTimeout(bE),bD=1,bH(bF))},d3.timer.flush=function(){var a,b=Date.now(),c=bC;while(c)a=b-c.then,c.delay||(c.flush=c.callback(a)),c=c.next;bG()};var bH=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){setTimeout(a,17)};d3.transform=function(a){var b=document.createElementNS(d3.ns.prefix.svg,"g"),c={a:1,b:0,c:0,d:1,e:0,f:0};return(d3.transform=function(a){b.setAttribute("transform",a);var d=b.transform.baseVal.consolidate();return new bI(d?d.matrix:c)})(a)},bI.prototype.toString=function(){return"translate("+this.translate+")rotate("+this.rotate+")skewX("+this.skew+")scale("+this.scale+")"};var bM=180/Math.PI;d3.scale={},d3.scale.linear=function(){return bS([0,1],[0,1],d3.interpolate,!1)},d3.scale.log=function(){return b$(d3.scale.linear(),ca)};var b_=d3.format(".0e");ca.pow=function(a){return Math.pow(10,a)},cb.pow=function(a){return-Math.pow(10,-a)},d3.scale.pow=function(){return cc(d3.scale.linear(),1)},d3.scale.sqrt=function(){return d3.scale.pow().exponent(.5)},d3.scale.ordinal=function(){return ce([],{t:"range",x:[]})},d3.scale.category10=function(){return d3.scale.ordinal().range(cf)},d3.scale.category20=function(){return d3.scale.ordinal().range(cg)},d3.scale.category20b=function(){return d3.scale.ordinal().range(ch)},d3.scale.category20c=function(){return d3.scale.ordinal().range(ci)};var cf=["#1f77b4","#ff7f0e","#2ca02c","#d62728","#9467bd","#8c564b","#e377c2","#7f7f7f","#bcbd22","#17becf"],cg=["#1f77b4","#aec7e8","#ff7f0e","#ffbb78","#2ca02c","#98df8a","#d62728","#ff9896","#9467bd","#c5b0d5","#8c564b","#c49c94","#e377c2","#f7b6d2","#7f7f7f","#c7c7c7","#bcbd22","#dbdb8d","#17becf","#9edae5"],ch=["#393b79","#5254a3","#6b6ecf","#9c9ede","#637939","#8ca252","#b5cf6b","#cedb9c","#8c6d31","#bd9e39","#e7ba52","#e7cb94","#843c39","#ad494a","#d6616b","#e7969c","#7b4173","#a55194","#ce6dbd","#de9ed6"],ci=["#3182bd","#6baed6","#9ecae1","#c6dbef","#e6550d","#fd8d3c","#fdae6b","#fdd0a2","#31a354","#74c476","#a1d99b","#c7e9c0","#756bb1","#9e9ac8","#bcbddc","#dadaeb","#636363","#969696","#bdbdbd","#d9d9d9"];d3.scale.quantile=function(){return cj([],[])},d3.scale.quantize=function(){return ck(0,1,[0,1])},d3.svg={},d3.svg.arc=function(){function e(){var e=a.apply(this,arguments),f=b.apply(this,arguments),g=c.apply(this,arguments)+cl,h=d.apply(this,arguments)+cl,i=(h<g&&(i=g,g=h,h=i),h-g),j=i<Math.PI?"0":"1",k=Math.cos(g),l=Math.sin(g),m=Math.cos(h),n=Math.sin(h);return i>=cm?e?"M0,"+f+"A"+f+","+f+" 0 1,1 0,"+ -f+"A"+f+","+f+" 0 1,1 0,"+f+"M0,"+e+"A"+e+","+e+" 0 1,0 0,"+ -e+"A"+e+","+e+" 0 1,0 0,"+e+"Z":"M0,"+f+"A"+f+","+f+" 0 1,1 0,"+ -f+"A"+f+","+f+" 0 1,1 0,"+f+"Z":e?"M"+f*k+","+f*l+"A"+f+","+f+" 0 "+j+",1 "+f*m+","+f*n+"L"+e*m+","+e*n+"A"+e+","+e+" 0 "+j+",0 "+e*k+","+e*l+"Z":"M"+f*k+","+f*l+"A"+f+","+f+" 0 "+j+",1 "+f*m+","+f*n+"L0,0"+"Z"}var a=cn,b=co,c=cp,d=cq;return e.innerRadius=function(b){return arguments.length?(a=d3.functor(b),e):a},e.outerRadius=function(a){return arguments.length?(b=d3.functor(a),e):b},e.startAngle=function(a){return arguments.length?(c=d3.functor(a),e):c},e.endAngle=function(a){return arguments.length?(d=d3.functor(a),e):d},e.centroid=function(){var e=(a.apply(this,arguments)+b.apply(this,arguments))/2,f=(c.apply(this,arguments)+d.apply(this,arguments))/2+cl;return[Math.cos(f)*e,Math.sin(f)*e]},e};var cl=-Math.PI/2,cm=2*Math.PI-1e-6;d3.svg.line=function(){return cr(Object)};var cv={linear:cw,"step-before":cx,"step-after":cy,basis:cE,"basis-open":cF,"basis-closed":cG,bundle:cH,cardinal:cB,"cardinal-open":cz,"cardinal-closed":cA,monotone:cQ},cJ=[0,2/3,1/3,0],cK=[0,1/3,2/3,0],cL=[0,1/6,2/3,1/6];d3.svg.line.radial=function(){var a=cr(cR);return a.radius=a.x,delete a.x,a.angle=a.y,delete a.y,a},cx.reverse=cy,cy.reverse=cx,d3.svg.area=function(){return cS(Object)},d3.svg.area.radial=function(){var a=cS(cR);return a.radius=a.x,delete a.x,a.innerRadius=a.x0,delete a.x0,a.outerRadius=a.x1,delete a.x1,a.angle=a.y,delete a.y,a.startAngle=a.y0,delete a.y0,a.endAngle=a.y1,delete a.y1,a},d3.svg.chord=function(){function f(c,d){var e=g(this,a,c,d),f=g(this,b,c,d);return"M"+e.p0+i(e.r,e.p1,e.a1-e.a0)+(h(e,f)?j(e.r,e.p1,e.r,e.p0):j(e.r,e.p1,f.r,f.p0)+i(f.r,f.p1,f.a1-f.a0)+j(f.r,f.p1,e.r,e.p0))+"Z"}function g(a,b,f,g){var h=b.call(a,f,g),i=c.call(a,h,g),j=d.call(a,h,g)+cl,k=e.call(a,h,g)+cl;return{r:i,a0:j,a1:k,p0:[i*Math.cos(j),i*Math.sin(j)],p1:[i*Math.cos(k),i*Math.sin(k)]}}function h(a,b){return a.a0==b.a0&&a.a1==b.a1}function i(a,b,c){return"A"+a+","+a+" 0 "+ +(c>Math.PI)+",1 "+b}function j(a,b,c,d){return"Q 0,0 "+d}var a=cV,b=cW,c=cX,d=cp,e=cq;return f.radius=function(a){return arguments.length?(c=d3.functor(a),f):c},f.source=function(b){return arguments.length?(a=d3.functor(b),f):a},f.target=function(a){return arguments.length?(b=d3.functor(a),f):b},f.startAngle=function(a){return arguments.length?(d=d3.functor(a),f):d},f.endAngle=function(a){return arguments.length?(e=d3.functor(a),f):e},f},d3.svg.diagonal=function(){function d(d,e){var f=a.call(this,d,e),g=b.call(this,d,e),h=(f.y+g.y)/2,i=[f,{x:f.x,y:h},{x:g.x,y:h},g];return i=i.map(c),"M"+i[0]+"C"+i[1]+" "+i[2]+" "+i[3]}var a=cV,b=cW,c=c$;return d.source=function(b){return arguments.length?(a=d3.functor(b),d):a},d.target=function(a){return arguments.length?(b=d3.functor(a),d):b},d.projection=function(a){return arguments.length?(c=a,d):c},d},d3.svg.diagonal.radial=function(){var a=d3.svg.diagonal(),b=c$,c=a.projection;return a.projection=function(a){return arguments.length?c(c_(b=a)):b},a},d3.svg.mouse=function(a){return db(a,d3.event)};var da=/WebKit/.test(navigator.userAgent)?-1:0;d3.svg.touches=function(a,b){return arguments.length<2&&(b=d3.event.touches),b?d(b).map(function(b){var c=db(a,b);return c.identifier=b.identifier,c}):[]},d3.svg.symbol=function(){function c(c,d){return(de[a.call(this,c,d)]||de.circle)(b.call(this,c,d))}var a=dd,b=dc;return c.type=function(b){return arguments.length?(a=d3.functor(b),c):a},c.size=function(a){return arguments.length?(b=d3.functor(a),c):b},c};var de={circle:function(a){var b=Math.sqrt(a/Math.PI);return"M0,"+b+"A"+b+","+b+" 0 1,1 0,"+ -b+"A"+b+","+b+" 0 1,1 0,"+b+"Z"},cross:function(a){var b=Math.sqrt(a/5)/2;return"M"+ -3*b+","+ -b+"H"+ -b+"V"+ -3*b+"H"+b+"V"+ -b+"H"+3*b+"V"+b+"H"+b+"V"+3*b+"H"+ -b+"V"+b+"H"+ -3*b+"Z"},diamond:function(a){var b=Math.sqrt(a/(2*dg)),c=b*dg;return"M0,"+ -b+"L"+c+",0"+" 0,"+b+" "+ -c+",0"+"Z"},square:function(a){var b=Math.sqrt(a)/2;return"M"+ -b+","+ -b+"L"+b+","+ -b+" "+b+","+b+" "+ -b+","+b+"Z"},"triangle-down":function(a){var b=Math.sqrt(a/df),c=b*df/2;return"M0,"+c+"L"+b+","+ -c+" "+ -b+","+ -c+"Z"},"triangle-up":function(a){var b=Math.sqrt(a/df),c=b*df/2;return"M0,"+ -c+"L"+b+","+c+" "+ -b+","+c+"Z"}};d3.svg.symbolTypes=d3.keys(de);var df=Math.sqrt(3),dg=Math.tan(30*Math.PI/180);d3.svg.axis=function(){function j(j){j.each(function(k,l,m){var n=d3.select(this),o=j.delay?function(a){var b=bz;try{return bz=j.id,a.transition().delay(j[m][l].delay).duration(j[m][l].duration).ease(j.ease())}finally{bz=b}}:Object,p=a.ticks?a.ticks.apply(a,g):a.domain(),q=h==null?a.tickFormat?a.tickFormat.apply(a,g):String:h,r=dj(a,p,i),s=n.selectAll(".minor").data(r,String),t=s.enter().insert("line","g").attr("class","tick minor").style("opacity",1e-6),u=o(s.exit()).style("opacity",1e-6).remove(),v=o(s).style("opacity",1),w=n.selectAll("g").data(p,String),x=w.enter().insert("g","path").style("opacity",1e-6),y=o(w.exit()).style("opacity",1e-6).remove(),z=o(w).style("opacity",1),A,B=bP(a),C=n.selectAll(".domain").data([0]),D=C.enter().append("path").attr("class","domain"),E=o(C),F=a.copy(),G=this.__chart__||F;this.__chart__=F,x.append("line").attr("class","tick"),x.append("text"),z.select("text").text(q);switch(b){case"bottom":A=dh,t.attr("y2",d),v.attr("x2",0).attr("y2",d),x.select("line").attr("y2",c),x.select("text").attr("y",Math.max(c,0)+f),z.select("line").attr("x2",0).attr("y2",c),z.select("text").attr("x",0).attr("y",Math.max(c,0)+f).attr("dy",".71em").attr("text-anchor","middle"),E.attr("d","M"+B[0]+","+e+"V0H"+B[1]+"V"+e);break;case"top":A=dh,t.attr("y2",-d),v.attr("x2",0).attr("y2",-d),x.select("line").attr("y2",-c),x.select("text").attr("y",-(Math.max(c,0)+f)),z.select("line").attr("x2",0).attr("y2",-c),z.select("text").attr("x",0).attr("y",-(Math.max(c,0)+f)).attr("dy","0em").attr("text-anchor","middle"),E.attr("d","M"+B[0]+","+ -e+"V0H"+B[1]+"V"+ -e);break;case"left":A=di,t.attr("x2",-d),v.attr("x2",-d).attr("y2",0),x.select("line").attr("x2",-c),x.select("text").attr("x",-(Math.max(c,0)+f)),z.select("line").attr("x2",-c).attr("y2",0),z.select("text").attr("x",-(Math.max(c,0)+f)).attr("y",0).attr("dy",".32em").attr("text-anchor","end"),E.attr("d","M"+ -e+","+B[0]+"H0V"+B[1]+"H"+ -e);break;case"right":A=di,t.attr("x2",d),v.attr("x2",d).attr("y2",0),x.select("line").attr("x2",c),x.select("text").attr("x",Math.max(c,0)+f),z.select("line").attr("x2",c).attr("y2",0),z.select("text").attr("x",Math.max(c,0)+f).attr("y",0).attr("dy",".32em").attr("text-anchor","start"),E.attr("d","M"+e+","+B[0]+"H0V"+B[1]+"H"+e)}if(a.ticks)x.call(A,G),z.call(A,F),y.call(A,F),t.call(A,G),v.call(A,F),u.call(A,F);else{var H=F.rangeBand()/2,I=function(a){return F(a)+H};x.call(A,I),z.call(A,I)}})}var a=d3.scale.linear(),b="bottom",c=6,d=6,e=6,f=3,g=[10],h,i=0;return j.scale=function(b){return arguments.length?(a=b,j):a},j.orient=function(a){return arguments.length?(b=a,j):b},j.ticks=function(){return arguments.length?(g=arguments,j):g},j.tickFormat=function(a){return arguments.length?(h=a,j):h},j.tickSize=function(a,b,f){if(!arguments.length)return c;var g=arguments.length-1;return c=+a,d=g>1?+b:c,e=g>0?+arguments[g]:c,j},j.tickPadding=function(a){return arguments.length?(f=+a,j):f},j.tickSubdivide=function(a){return arguments.length?(i=+a,j):i},j},d3.svg.brush=function(){function e(a){var g=b&&c?["n","e","s","w","nw","ne","se","sw"]:b?["e","w"]:c?["n","s"]:[];a.each(function(){var a=d3.select(this).on("mousedown.brush",f),h=a.selectAll(".background").data([,]),i=a.selectAll(".extent").data([,]),j=a.selectAll(".resize").data(g,String),k;h.enter().append("rect").attr("class","background").style("visibility","hidden").style("pointer-events","all").style("cursor","crosshair"),i.enter().append("rect").attr("class","extent").style("cursor","move"),j.enter().append("rect").attr("class",function(a){return"resize "+a}).attr("width",6).attr("height",6).style("visibility","hidden").style("pointer-events",e.empty()?"none":"all").style("cursor",function(a){return dC[a]}),j.exit().remove(),b&&(k=bP(b),h.attr("x",k[0]).attr("width",k[1]-k[0]),dv(a,d)),c&&(k=bP(c),h.attr("y",k[0]).attr("height",k[1]-k[0]),dw(a,d))})}function f(){var a=d3.select(d3.event.target);dk=e,dm=this,dq=d,du=d3.svg.mouse(dm),(dr=a.classed("extent"))?(du[0]=d[0][0]-du[0],du[1]=d[0][1]-du[1]):a.classed("resize")?(ds=d3.event.target.__data__,du[0]=d[+/w$/.test(ds)][0],du[1]=d[+/^n/.test(ds)][1]):d3.event.altKey&&(dt=du.slice()),dn=!/^(n|s)$/.test(ds)&&b,dp=!/^(e|w)$/.test(ds)&&c,dl=g(this,arguments),dl("brushstart"),dz(),O()}function g(b,c){return function(d){var f=d3.event;try{d3.event={type:d,target:e},a[d].apply(b,c)}finally{d3.event=f}}}var a=d3.dispatch("brushstart","brush","brushend"),b,c,d=[[0,0],[0,0]];return e.x=function(a){return arguments.length?(b=a,e):b},e.y=function(a){return arguments.length?(c=a,e):c},e.extent=function(a){var f,g,h,i,j;return arguments.length?(b&&(f=a[0],g=a[1],c&&(f=f[0],g=g[0]),b.invert&&(f=b(f),g=b(g)),g<f&&(j=f,f=g,g=j),d[0][0]=f,d[1][0]=g),c&&(h=a[0],i=a[1],b&&(h=h[1],i=i[1]),c.invert&&(h=c(h),i=c(i)),i<h&&(j=h,h=i,i=j),d[0][1]=h,d[1][1]=i),e):(b&&(f=d[0][0],g=d[1][0],b.invert&&(f=b.invert(f),g=b.invert(g)),g<f&&(j=f,f=g,g=j)),c&&(h=d[0][1],i=d[1][1],c.invert&&(h=c.invert(h),i=c.invert(i)),i<h&&(j=h,h=i,i=j)),b&&c?[[f,h],[g,i]]:b?[f,g]:c&&[h,i])},e.clear=function(){return d[0][0]=d[0][1]=d[1][0]=d[1][1]=0,e},e.empty=function(){return b&&d[0][0]===d[1][0]||c&&d[0][1]===d[1][1]},d3.select(window).on("mousemove.brush",dz).on("mouseup.brush",dB).on("keydown.brush",dx).on("keyup.brush",dy),d3.rebind(e,a,"on")};var dk,dl,dm,dn,dp,dq,dr,ds,dt,du,dC={n:"ns-resize",e:"ew-resize",s:"ns-resize",w:"ew-resize",nw:"nwse-resize",ne:"nesw-resize",se:"nwse-resize",sw:"nesw-resize"};d3.behavior={},d3.behavior.drag=function(){function c(){this.on("mousedown.drag",e).on("touchstart.drag",e),d3.select(window).on("mousemove.drag",dM).on("touchmove.drag",dM).on("mouseup.drag",dN,!0).on("touchend.drag",dN,!0).on("click.drag",dO,!0)}function d(){dD=a,dE=d3.event.target,dF=this,dG=arguments,dI=dL(),b?(dH=b.apply(dF,dG),dH=[dH.x-dI[0],dH.y-dI[1]]):dH=[0,0],dJ=0}function e(){d.apply(this,arguments),dK("dragstart")}var a=d3.dispatch("drag","dragstart","dragend"),b=null;return c.origin=function(a){return arguments.length?(b=a,c):b},d3.rebind(c,a,"on")};var dD,dE,dF,dG,dH,dI,dJ;d3.behavior.zoom=function(){function d(){this.on("mousedown.zoom",f).on("mousewheel.zoom",g).on("DOMMouseScroll.zoom",g).on("dblclick.zoom",h).on("touchstart.zoom",i),d3.select(window).on("mousemove.zoom",ed).on("mouseup.zoom",ee).on("touchmove.zoom",ec).on("touchend.zoom",eb).on("click.zoom",ef,!0)}function e(){dU=a,dV=c,dW=b.zoom,dX=d3.event.target,dY=this,dZ=arguments}function f(){e.apply(this,arguments),dQ=d_(d3.svg.mouse(dY)),d$=0,d3.event.preventDefault(),window.focus()}function g(){e.apply(this,arguments),dR||(dR=d_(d3.svg.mouse(dY))),eg(ea()+a[2],d3.svg.mouse(dY),dR)}function h(){e.apply(this,arguments);var b=d3.svg.mouse(dY);eg(d3.event.shiftKey?Math.ceil(a[2]-1):Math.floor(a[2]+1),b,d_(b))}function i(){e.apply(this,arguments);var b=eb(),c,d=Date.now();b.length===1&&d-dT<300&&eg(1+Math.floor(a[2]),c=b[0],dS[c.identifier]),dT=d}var a=[0,0,0],b=d3.dispatch("zoom"),c=eh;return d.extent=function(a){return arguments.length?(c=a==null?eh:a,d):c},d3.rebind(d,b,"on")};var dP,dQ,dR,dS={},dT=0,dU,dV,dW,dX,dY,dZ,d$,eh=[[-Infinity,Infinity],[-Infinity,Infinity],[-Infinity,Infinity]]})();
\ No newline at end of file diff --git a/visualize/static/d3.v2.js b/visualize/static/d3.v2.js new file mode 100644 index 00000000..c1b6caf2 --- /dev/null +++ b/visualize/static/d3.v2.js @@ -0,0 +1,9342 @@ +(function(){if (!Date.now) Date.now = function() { + return +new Date; +}; +try { + document.createElement("div").style.setProperty("opacity", 0, ""); +} catch (error) { + var d3_style_prototype = CSSStyleDeclaration.prototype, + d3_style_setProperty = d3_style_prototype.setProperty; + d3_style_prototype.setProperty = function(name, value, priority) { + d3_style_setProperty.call(this, name, value + "", priority); + }; +} +d3 = {version: "2.8.1"}; // semver +function d3_class(ctor, properties) { + try { + for (var key in properties) { + Object.defineProperty(ctor.prototype, key, { + value: properties[key], + enumerable: false + }); + } + } catch (e) { + ctor.prototype = properties; + } +} +var d3_array = d3_arraySlice; // conversion for NodeLists + +function d3_arrayCopy(pseudoarray) { + var i = -1, n = pseudoarray.length, array = []; + while (++i < n) array.push(pseudoarray[i]); + return array; +} + +function d3_arraySlice(pseudoarray) { + return Array.prototype.slice.call(pseudoarray); +} + +try { + d3_array(document.documentElement.childNodes)[0].nodeType; +} catch(e) { + d3_array = d3_arrayCopy; +} + +var d3_arraySubclass = [].__proto__? + +// Until ECMAScript supports array subclassing, prototype injection works well. +function(array, prototype) { + array.__proto__ = prototype; +}: + +// And if your browser doesn't support __proto__, we'll use direct extension. +function(array, prototype) { + for (var property in prototype) array[property] = prototype[property]; +}; +d3.map = function(object) { + var map = new d3_Map; + for (var key in object) map.set(key, object[key]); + return map; +}; + +function d3_Map() {} + +d3_class(d3_Map, { + has: function(key) { + return d3_map_prefix + key in this; + }, + get: function(key) { + return this[d3_map_prefix + key]; + }, + set: function(key, value) { + return this[d3_map_prefix + key] = value; + }, + remove: function(key) { + key = d3_map_prefix + key; + return key in this && delete this[key]; + }, + keys: function() { + var keys = []; + this.forEach(function(key) { keys.push(key); }); + return keys; + }, + values: function() { + var values = []; + this.forEach(function(key, value) { values.push(value); }); + return values; + }, + entries: function() { + var entries = []; + this.forEach(function(key, value) { entries.push({key: key, value: value}); }); + return entries; + }, + forEach: function(f) { + for (var key in this) { + if (key.charCodeAt(0) === d3_map_prefixCode) { + f.call(this, key.substring(1), this[key]); + } + } + } +}); + +var d3_map_prefix = "\0", // prevent collision with built-ins + d3_map_prefixCode = d3_map_prefix.charCodeAt(0); +function d3_this() { + return this; +} +d3.functor = function(v) { + return typeof v === "function" ? v : function() { return v; }; +}; +// Copies a variable number of methods from source to target. +d3.rebind = function(target, source) { + var i = 1, n = arguments.length, method; + while (++i < n) target[method = arguments[i]] = d3_rebind(target, source, source[method]); + return target; +}; + +// Method is assumed to be a standard D3 getter-setter: +// If passed with no arguments, gets the value. +// If passed with arguments, sets the value and returns the target. +function d3_rebind(target, source, method) { + return function() { + var value = method.apply(source, arguments); + return arguments.length ? target : value; + }; +} +d3.ascending = function(a, b) { + return a < b ? -1 : a > b ? 1 : a >= b ? 0 : NaN; +}; +d3.descending = function(a, b) { + return b < a ? -1 : b > a ? 1 : b >= a ? 0 : NaN; +}; +d3.mean = function(array, f) { + var n = array.length, + a, + m = 0, + i = -1, + j = 0; + if (arguments.length === 1) { + while (++i < n) if (d3_number(a = array[i])) m += (a - m) / ++j; + } else { + while (++i < n) if (d3_number(a = f.call(array, array[i], i))) m += (a - m) / ++j; + } + return j ? m : undefined; +}; +d3.median = function(array, f) { + if (arguments.length > 1) array = array.map(f); + array = array.filter(d3_number); + return array.length ? d3.quantile(array.sort(d3.ascending), .5) : undefined; +}; +d3.min = function(array, f) { + var i = -1, + n = array.length, + a, + b; + if (arguments.length === 1) { + while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; + while (++i < n) if ((b = array[i]) != null && a > b) a = b; + } else { + while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null && a > b) a = b; + } + return a; +}; +d3.max = function(array, f) { + var i = -1, + n = array.length, + a, + b; + if (arguments.length === 1) { + while (++i < n && ((a = array[i]) == null || a != a)) a = undefined; + while (++i < n) if ((b = array[i]) != null && b > a) a = b; + } else { + while (++i < n && ((a = f.call(array, array[i], i)) == null || a != a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null && b > a) a = b; + } + return a; +}; +d3.extent = function(array, f) { + var i = -1, + n = array.length, + a, + b, + c; + if (arguments.length === 1) { + while (++i < n && ((a = c = array[i]) == null || a != a)) a = c = undefined; + while (++i < n) if ((b = array[i]) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } else { + while (++i < n && ((a = c = f.call(array, array[i], i)) == null || a != a)) a = undefined; + while (++i < n) if ((b = f.call(array, array[i], i)) != null) { + if (a > b) a = b; + if (c < b) c = b; + } + } + return [a, c]; +}; +d3.random = { + normal: function(mean, deviation) { + if (arguments.length < 2) deviation = 1; + if (arguments.length < 1) mean = 0; + return function() { + var x, y, r; + do { + x = Math.random() * 2 - 1; + y = Math.random() * 2 - 1; + r = x * x + y * y; + } while (!r || r > 1); + return mean + deviation * x * Math.sqrt(-2 * Math.log(r) / r); + }; + } +}; +function d3_number(x) { + return x != null && !isNaN(x); +} +d3.sum = function(array, f) { + var s = 0, + n = array.length, + a, + i = -1; + + if (arguments.length === 1) { + while (++i < n) if (!isNaN(a = +array[i])) s += a; + } else { + while (++i < n) if (!isNaN(a = +f.call(array, array[i], i))) s += a; + } + + return s; +}; +// R-7 per <http://en.wikipedia.org/wiki/Quantile> +d3.quantile = function(values, p) { + var H = (values.length - 1) * p + 1, + h = Math.floor(H), + v = values[h - 1], + e = H - h; + return e ? v + e * (values[h] - v) : v; +}; +d3.transpose = function(matrix) { + return d3.zip.apply(d3, matrix); +}; +d3.zip = function() { + if (!(n = arguments.length)) return []; + for (var i = -1, m = d3.min(arguments, d3_zipLength), zips = new Array(m); ++i < m;) { + for (var j = -1, n, zip = zips[i] = new Array(n); ++j < n;) { + zip[j] = arguments[j][i]; + } + } + return zips; +}; + +function d3_zipLength(d) { + return d.length; +} +d3.bisector = function(f) { + return { + left: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >> 1; + if (f.call(a, a[mid], mid) < x) lo = mid + 1; + else hi = mid; + } + return lo; + }, + right: function(a, x, lo, hi) { + if (arguments.length < 3) lo = 0; + if (arguments.length < 4) hi = a.length; + while (lo < hi) { + var mid = lo + hi >> 1; + if (x < f.call(a, a[mid], mid)) hi = mid; + else lo = mid + 1; + } + return lo; + } + }; +}; + +var d3_bisector = d3.bisector(function(d) { return d; }); +d3.bisectLeft = d3_bisector.left; +d3.bisect = d3.bisectRight = d3_bisector.right; +d3.first = function(array, f) { + var i = 0, + n = array.length, + a = array[0], + b; + if (arguments.length === 1) f = d3.ascending; + while (++i < n) { + if (f.call(array, a, b = array[i]) > 0) { + a = b; + } + } + return a; +}; +d3.last = function(array, f) { + var i = 0, + n = array.length, + a = array[0], + b; + if (arguments.length === 1) f = d3.ascending; + while (++i < n) { + if (f.call(array, a, b = array[i]) <= 0) { + a = b; + } + } + return a; +}; +d3.nest = function() { + var nest = {}, + keys = [], + sortKeys = [], + sortValues, + rollup; + + function map(array, depth) { + if (depth >= keys.length) return rollup + ? rollup.call(nest, array) : (sortValues + ? array.sort(sortValues) + : array); + + var i = -1, + n = array.length, + key = keys[depth++], + keyValue, + object, + valuesByKey = new d3_Map, + values, + o = {}; + + while (++i < n) { + if (values = valuesByKey.get(keyValue = key(object = array[i]))) { + values.push(object); + } else { + valuesByKey.set(keyValue, [object]); + } + } + + valuesByKey.forEach(function(keyValue) { + o[keyValue] = map(valuesByKey.get(keyValue), depth); + }); + + return o; + } + + function entries(map, depth) { + if (depth >= keys.length) return map; + + var a = [], + sortKey = sortKeys[depth++], + key; + + for (key in map) { + a.push({key: key, values: entries(map[key], depth)}); + } + + if (sortKey) a.sort(function(a, b) { + return sortKey(a.key, b.key); + }); + + return a; + } + + nest.map = function(array) { + return map(array, 0); + }; + + nest.entries = function(array) { + return entries(map(array, 0), 0); + }; + + nest.key = function(d) { + keys.push(d); + return nest; + }; + + // Specifies the order for the most-recently specified key. + // Note: only applies to entries. Map keys are unordered! + nest.sortKeys = function(order) { + sortKeys[keys.length - 1] = order; + return nest; + }; + + // Specifies the order for leaf values. + // Applies to both maps and entries array. + nest.sortValues = function(order) { + sortValues = order; + return nest; + }; + + nest.rollup = function(f) { + rollup = f; + return nest; + }; + + return nest; +}; +d3.keys = function(map) { + var keys = []; + for (var key in map) keys.push(key); + return keys; +}; +d3.values = function(map) { + var values = []; + for (var key in map) values.push(map[key]); + return values; +}; +d3.entries = function(map) { + var entries = []; + for (var key in map) entries.push({key: key, value: map[key]}); + return entries; +}; +d3.permute = function(array, indexes) { + var permutes = [], + i = -1, + n = indexes.length; + while (++i < n) permutes[i] = array[indexes[i]]; + return permutes; +}; +d3.merge = function(arrays) { + return Array.prototype.concat.apply([], arrays); +}; +d3.split = function(array, f) { + var arrays = [], + values = [], + value, + i = -1, + n = array.length; + if (arguments.length < 2) f = d3_splitter; + while (++i < n) { + if (f.call(values, value = array[i], i)) { + values = []; + } else { + if (!values.length) arrays.push(values); + values.push(value); + } + } + return arrays; +}; + +function d3_splitter(d) { + return d == null; +} +function d3_collapse(s) { + return s.replace(/(^\s+)|(\s+$)/g, "").replace(/\s+/g, " "); +} +d3.range = function(start, stop, step) { + if (arguments.length < 3) { + step = 1; + if (arguments.length < 2) { + stop = start; + start = 0; + } + } + if ((stop - start) / step === Infinity) throw new Error("infinite range"); + var range = [], + k = d3_range_integerScale(Math.abs(step)), + i = -1, + j; + start *= k, stop *= k, step *= k; + if (step < 0) while ((j = start + step * ++i) > stop) range.push(j / k); + else while ((j = start + step * ++i) < stop) range.push(j / k); + return range; +}; + +function d3_range_integerScale(x) { + var k = 1; + while (x * k % 1) k *= 10; + return k; +} +d3.requote = function(s) { + return s.replace(d3_requote_re, "\\$&"); +}; + +var d3_requote_re = /[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g; +d3.round = function(x, n) { + return n + ? Math.round(x * (n = Math.pow(10, n))) / n + : Math.round(x); +}; +d3.xhr = function(url, mime, callback) { + var req = new XMLHttpRequest; + if (arguments.length < 3) callback = mime, mime = null; + else if (mime && req.overrideMimeType) req.overrideMimeType(mime); + req.open("GET", url, true); + if (mime) req.setRequestHeader("Accept", mime); + req.onreadystatechange = function() { + if (req.readyState === 4) callback(req.status < 300 ? req : null); + }; + req.send(null); +}; +d3.text = function(url, mime, callback) { + function ready(req) { + callback(req && req.responseText); + } + if (arguments.length < 3) { + callback = mime; + mime = null; + } + d3.xhr(url, mime, ready); +}; +d3.json = function(url, callback) { + d3.text(url, "application/json", function(text) { + callback(text ? JSON.parse(text) : null); + }); +}; +d3.html = function(url, callback) { + d3.text(url, "text/html", function(text) { + if (text != null) { // Treat empty string as valid HTML. + var range = document.createRange(); + range.selectNode(document.body); + text = range.createContextualFragment(text); + } + callback(text); + }); +}; +d3.xml = function(url, mime, callback) { + function ready(req) { + callback(req && req.responseXML); + } + if (arguments.length < 3) { + callback = mime; + mime = null; + } + d3.xhr(url, mime, ready); +}; +var d3_nsPrefix = { + svg: "http://www.w3.org/2000/svg", + xhtml: "http://www.w3.org/1999/xhtml", + xlink: "http://www.w3.org/1999/xlink", + xml: "http://www.w3.org/XML/1998/namespace", + xmlns: "http://www.w3.org/2000/xmlns/" +}; + +d3.ns = { + prefix: d3_nsPrefix, + qualify: function(name) { + var i = name.indexOf(":"), + prefix = name; + if (i >= 0) { + prefix = name.substring(0, i); + name = name.substring(i + 1); + } + return d3_nsPrefix.hasOwnProperty(prefix) + ? {space: d3_nsPrefix[prefix], local: name} + : name; + } +}; +d3.dispatch = function() { + var dispatch = new d3_dispatch, + i = -1, + n = arguments.length; + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + return dispatch; +}; + +function d3_dispatch() {} + +d3_dispatch.prototype.on = function(type, listener) { + var i = type.indexOf("."), + name = ""; + + // Extract optional namespace, e.g., "click.foo" + if (i > 0) { + name = type.substring(i + 1); + type = type.substring(0, i); + } + + return arguments.length < 2 + ? this[type].on(name) + : this[type].on(name, listener); +}; + +function d3_dispatch_event(dispatch) { + var listeners = [], + listenerByName = new d3_Map; + + function event() { + var z = listeners, // defensive reference + i = -1, + n = z.length, + l; + while (++i < n) if (l = z[i].on) l.apply(this, arguments); + return dispatch; + } + + event.on = function(name, listener) { + var l = listenerByName.get(name), + i; + + // return the current listener, if any + if (arguments.length < 2) return l && l.on; + + // remove the old listener, if any (with copy-on-write) + if (l) { + l.on = null; + listeners = listeners.slice(0, i = listeners.indexOf(l)).concat(listeners.slice(i + 1)); + listenerByName.remove(name); + } + + // add the new listener, if any + if (listener) listeners.push(listenerByName.set(name, {on: listener})); + + return dispatch; + }; + + return event; +} +// TODO align +d3.format = function(specifier) { + var match = d3_format_re.exec(specifier), + fill = match[1] || " ", + sign = match[3] || "", + zfill = match[5], + width = +match[6], + comma = match[7], + precision = match[8], + type = match[9], + scale = 1, + suffix = "", + integer = false; + + if (precision) precision = +precision.substring(1); + + if (zfill) { + fill = "0"; // TODO align = "="; + if (comma) width -= Math.floor((width - 1) / 4); + } + + switch (type) { + case "n": comma = true; type = "g"; break; + case "%": scale = 100; suffix = "%"; type = "f"; break; + case "p": scale = 100; suffix = "%"; type = "r"; break; + case "d": integer = true; precision = 0; break; + case "s": scale = -1; type = "r"; break; + } + + // If no precision is specified for r, fallback to general notation. + if (type == "r" && !precision) type = "g"; + + type = d3_format_types.get(type) || d3_format_typeDefault; + + return function(value) { + + // Return the empty string for floats formatted as ints. + if (integer && (value % 1)) return ""; + + // Convert negative to positive, and record the sign prefix. + var negative = (value < 0) && (value = -value) ? "\u2212" : sign; + + // Apply the scale, computing it from the value's exponent for si format. + if (scale < 0) { + var prefix = d3.formatPrefix(value, precision); + value *= prefix.scale; + suffix = prefix.symbol; + } else { + value *= scale; + } + + // Convert to the desired precision. + value = type(value, precision); + + // If the fill character is 0, the sign and group is applied after the fill. + if (zfill) { + var length = value.length + negative.length; + if (length < width) value = new Array(width - length + 1).join(fill) + value; + if (comma) value = d3_format_group(value); + value = negative + value; + } + + // Otherwise (e.g., space-filling), the sign and group is applied before. + else { + if (comma) value = d3_format_group(value); + value = negative + value; + var length = value.length; + if (length < width) value = new Array(width - length + 1).join(fill) + value; + } + + return value + suffix; + }; +}; + +// [[fill]align][sign][#][0][width][,][.precision][type] +var d3_format_re = /(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/; + +var d3_format_types = d3.map({ + g: function(x, p) { return x.toPrecision(p); }, + e: function(x, p) { return x.toExponential(p); }, + f: function(x, p) { return x.toFixed(p); }, + r: function(x, p) { return d3.round(x, p = d3_format_precision(x, p)).toFixed(Math.max(0, Math.min(20, p))); } +}); + +function d3_format_precision(x, p) { + return p - (x ? 1 + Math.floor(Math.log(x + Math.pow(10, 1 + Math.floor(Math.log(x) / Math.LN10) - p)) / Math.LN10) : 1); +} + +function d3_format_typeDefault(x) { + return x + ""; +} + +// Apply comma grouping for thousands. +function d3_format_group(value) { + var i = value.lastIndexOf("."), + f = i >= 0 ? value.substring(i) : (i = value.length, ""), + t = []; + while (i > 0) t.push(value.substring(i -= 3, i + 3)); + return t.reverse().join(",") + f; +} +var d3_formatPrefixes = ["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(d3_formatPrefix); + +d3.formatPrefix = function(value, precision) { + var i = 0; + if (value) { + if (value < 0) value *= -1; + if (precision) value = d3.round(value, d3_format_precision(value, precision)); + i = 1 + Math.floor(1e-12 + Math.log(value) / Math.LN10); + i = Math.max(-24, Math.min(24, Math.floor((i <= 0 ? i + 1 : i - 1) / 3) * 3)); + } + return d3_formatPrefixes[8 + i / 3]; +}; + +function d3_formatPrefix(d, i) { + return { + scale: Math.pow(10, (8 - i) * 3), + symbol: d + }; +} + +/* + * TERMS OF USE - EASING EQUATIONS + * + * Open source under the BSD License. + * + * Copyright 2001 Robert Penner + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * - Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * - Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * - Neither the name of the author nor the names of contributors may be used to + * endorse or promote products derived from this software without specific + * prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +var d3_ease_quad = d3_ease_poly(2), + d3_ease_cubic = d3_ease_poly(3), + d3_ease_default = function() { return d3_ease_identity; }; + +var d3_ease = d3.map({ + linear: d3_ease_default, + poly: d3_ease_poly, + quad: function() { return d3_ease_quad; }, + cubic: function() { return d3_ease_cubic; }, + sin: function() { return d3_ease_sin; }, + exp: function() { return d3_ease_exp; }, + circle: function() { return d3_ease_circle; }, + elastic: d3_ease_elastic, + back: d3_ease_back, + bounce: function() { return d3_ease_bounce; } +}); + +var d3_ease_mode = d3.map({ + "in": d3_ease_identity, + "out": d3_ease_reverse, + "in-out": d3_ease_reflect, + "out-in": function(f) { return d3_ease_reflect(d3_ease_reverse(f)); } +}); + +d3.ease = function(name) { + var i = name.indexOf("-"), + t = i >= 0 ? name.substring(0, i) : name, + m = i >= 0 ? name.substring(i + 1) : "in"; + t = d3_ease.get(t) || d3_ease_default; + m = d3_ease_mode.get(m) || d3_ease_identity; + return d3_ease_clamp(m(t.apply(null, Array.prototype.slice.call(arguments, 1)))); +}; + +function d3_ease_clamp(f) { + return function(t) { + return t <= 0 ? 0 : t >= 1 ? 1 : f(t); + }; +} + +function d3_ease_reverse(f) { + return function(t) { + return 1 - f(1 - t); + }; +} + +function d3_ease_reflect(f) { + return function(t) { + return .5 * (t < .5 ? f(2 * t) : (2 - f(2 - 2 * t))); + }; +} + +function d3_ease_identity(t) { + return t; +} + +function d3_ease_poly(e) { + return function(t) { + return Math.pow(t, e); + }; +} + +function d3_ease_sin(t) { + return 1 - Math.cos(t * Math.PI / 2); +} + +function d3_ease_exp(t) { + return Math.pow(2, 10 * (t - 1)); +} + +function d3_ease_circle(t) { + return 1 - Math.sqrt(1 - t * t); +} + +function d3_ease_elastic(a, p) { + var s; + if (arguments.length < 2) p = 0.45; + if (arguments.length < 1) { a = 1; s = p / 4; } + else s = p / (2 * Math.PI) * Math.asin(1 / a); + return function(t) { + return 1 + a * Math.pow(2, 10 * -t) * Math.sin((t - s) * 2 * Math.PI / p); + }; +} + +function d3_ease_back(s) { + if (!s) s = 1.70158; + return function(t) { + return t * t * ((s + 1) * t - s); + }; +} + +function d3_ease_bounce(t) { + return t < 1 / 2.75 ? 7.5625 * t * t + : t < 2 / 2.75 ? 7.5625 * (t -= 1.5 / 2.75) * t + .75 + : t < 2.5 / 2.75 ? 7.5625 * (t -= 2.25 / 2.75) * t + .9375 + : 7.5625 * (t -= 2.625 / 2.75) * t + .984375; +} +d3.event = null; + +function d3_eventCancel() { + d3.event.stopPropagation(); + d3.event.preventDefault(); +} + +function d3_eventSource() { + var e = d3.event, s; + while (s = e.sourceEvent) e = s; + return e; +} + +// Like d3.dispatch, but for custom events abstracting native UI events. These +// events have a target component (such as a brush), a target element (such as +// the svg:g element containing the brush) and the standard arguments `d` (the +// target element's data) and `i` (the selection index of the target element). +function d3_eventDispatch(target) { + var dispatch = new d3_dispatch, + i = 0, + n = arguments.length; + + while (++i < n) dispatch[arguments[i]] = d3_dispatch_event(dispatch); + + // Creates a dispatch context for the specified `thiz` (typically, the target + // DOM element that received the source event) and `argumentz` (typically, the + // data `d` and index `i` of the target element). The returned function can be + // used to dispatch an event to any registered listeners; the function takes a + // single argument as input, being the event to dispatch. The event must have + // a "type" attribute which corresponds to a type registered in the + // constructor. This context will automatically populate the "sourceEvent" and + // "target" attributes of the event, as well as setting the `d3.event` global + // for the duration of the notification. + dispatch.of = function(thiz, argumentz) { + return function(e1) { + try { + var e0 = + e1.sourceEvent = d3.event; + e1.target = target; + d3.event = e1; + dispatch[e1.type].apply(thiz, argumentz); + } finally { + d3.event = e0; + } + }; + }; + + return dispatch; +} +d3.interpolate = function(a, b) { + var i = d3.interpolators.length, f; + while (--i >= 0 && !(f = d3.interpolators[i](a, b))); + return f; +}; + +d3.interpolateNumber = function(a, b) { + b -= a; + return function(t) { return a + b * t; }; +}; + +d3.interpolateRound = function(a, b) { + b -= a; + return function(t) { return Math.round(a + b * t); }; +}; + +d3.interpolateString = function(a, b) { + var m, // current match + i, // current index + j, // current index (for coallescing) + s0 = 0, // start index of current string prefix + s1 = 0, // end index of current string prefix + s = [], // string constants and placeholders + q = [], // number interpolators + n, // q.length + o; + + // Reset our regular expression! + d3_interpolate_number.lastIndex = 0; + + // Find all numbers in b. + for (i = 0; m = d3_interpolate_number.exec(b); ++i) { + if (m.index) s.push(b.substring(s0, s1 = m.index)); + q.push({i: s.length, x: m[0]}); + s.push(null); + s0 = d3_interpolate_number.lastIndex; + } + if (s0 < b.length) s.push(b.substring(s0)); + + // Find all numbers in a. + for (i = 0, n = q.length; (m = d3_interpolate_number.exec(a)) && i < n; ++i) { + o = q[i]; + if (o.x == m[0]) { // The numbers match, so coallesce. + if (o.i) { + if (s[o.i + 1] == null) { // This match is followed by another number. + s[o.i - 1] += o.x; + s.splice(o.i, 1); + for (j = i + 1; j < n; ++j) q[j].i--; + } else { // This match is followed by a string, so coallesce twice. + s[o.i - 1] += o.x + s[o.i + 1]; + s.splice(o.i, 2); + for (j = i + 1; j < n; ++j) q[j].i -= 2; + } + } else { + if (s[o.i + 1] == null) { // This match is followed by another number. + s[o.i] = o.x; + } else { // This match is followed by a string, so coallesce twice. + s[o.i] = o.x + s[o.i + 1]; + s.splice(o.i + 1, 1); + for (j = i + 1; j < n; ++j) q[j].i--; + } + } + q.splice(i, 1); + n--; + i--; + } else { + o.x = d3.interpolateNumber(parseFloat(m[0]), parseFloat(o.x)); + } + } + + // Remove any numbers in b not found in a. + while (i < n) { + o = q.pop(); + if (s[o.i + 1] == null) { // This match is followed by another number. + s[o.i] = o.x; + } else { // This match is followed by a string, so coallesce twice. + s[o.i] = o.x + s[o.i + 1]; + s.splice(o.i + 1, 1); + } + n--; + } + + // Special optimization for only a single match. + if (s.length === 1) { + return s[0] == null ? q[0].x : function() { return b; }; + } + + // Otherwise, interpolate each of the numbers and rejoin the string. + return function(t) { + for (i = 0; i < n; ++i) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }; +}; + +d3.interpolateTransform = function(a, b) { + var s = [], // string constants and placeholders + q = [], // number interpolators + n, + A = d3.transform(a), + B = d3.transform(b), + ta = A.translate, + tb = B.translate, + ra = A.rotate, + rb = B.rotate, + wa = A.skew, + wb = B.skew, + ka = A.scale, + kb = B.scale; + + if (ta[0] != tb[0] || ta[1] != tb[1]) { + s.push("translate(", null, ",", null, ")"); + q.push({i: 1, x: d3.interpolateNumber(ta[0], tb[0])}, {i: 3, x: d3.interpolateNumber(ta[1], tb[1])}); + } else if (tb[0] || tb[1]) { + s.push("translate(" + tb + ")"); + } else { + s.push(""); + } + + if (ra != rb) { + q.push({i: s.push(s.pop() + "rotate(", null, ")") - 2, x: d3.interpolateNumber(ra, rb)}); + } else if (rb) { + s.push(s.pop() + "rotate(" + rb + ")"); + } + + if (wa != wb) { + q.push({i: s.push(s.pop() + "skewX(", null, ")") - 2, x: d3.interpolateNumber(wa, wb)}); + } else if (wb) { + s.push(s.pop() + "skewX(" + wb + ")"); + } + + if (ka[0] != kb[0] || ka[1] != kb[1]) { + n = s.push(s.pop() + "scale(", null, ",", null, ")"); + q.push({i: n - 4, x: d3.interpolateNumber(ka[0], kb[0])}, {i: n - 2, x: d3.interpolateNumber(ka[1], kb[1])}); + } else if (kb[0] != 1 || kb[1] != 1) { + s.push(s.pop() + "scale(" + kb + ")"); + } + + n = q.length; + return function(t) { + var i = -1, o; + while (++i < n) s[(o = q[i]).i] = o.x(t); + return s.join(""); + }; +}; + +d3.interpolateRgb = function(a, b) { + a = d3.rgb(a); + b = d3.rgb(b); + var ar = a.r, + ag = a.g, + ab = a.b, + br = b.r - ar, + bg = b.g - ag, + bb = b.b - ab; + return function(t) { + return "#" + + d3_rgb_hex(Math.round(ar + br * t)) + + d3_rgb_hex(Math.round(ag + bg * t)) + + d3_rgb_hex(Math.round(ab + bb * t)); + }; +}; + +// interpolates HSL space, but outputs RGB string (for compatibility) +d3.interpolateHsl = function(a, b) { + a = d3.hsl(a); + b = d3.hsl(b); + var h0 = a.h, + s0 = a.s, + l0 = a.l, + h1 = b.h - h0, + s1 = b.s - s0, + l1 = b.l - l0; + return function(t) { + return d3_hsl_rgb(h0 + h1 * t, s0 + s1 * t, l0 + l1 * t).toString(); + }; +}; + +d3.interpolateArray = function(a, b) { + var x = [], + c = [], + na = a.length, + nb = b.length, + n0 = Math.min(a.length, b.length), + i; + for (i = 0; i < n0; ++i) x.push(d3.interpolate(a[i], b[i])); + for (; i < na; ++i) c[i] = a[i]; + for (; i < nb; ++i) c[i] = b[i]; + return function(t) { + for (i = 0; i < n0; ++i) c[i] = x[i](t); + return c; + }; +}; + +d3.interpolateObject = function(a, b) { + var i = {}, + c = {}, + k; + for (k in a) { + if (k in b) { + i[k] = d3_interpolateByName(k)(a[k], b[k]); + } else { + c[k] = a[k]; + } + } + for (k in b) { + if (!(k in a)) { + c[k] = b[k]; + } + } + return function(t) { + for (k in i) c[k] = i[k](t); + return c; + }; +} + +var d3_interpolate_number = /[-+]?(?:\d*\.?\d+)(?:[eE][-+]?\d+)?/g; + +function d3_interpolateByName(n) { + return n == "transform" + ? d3.interpolateTransform + : d3.interpolate; +} + +d3.interpolators = [ + d3.interpolateObject, + function(a, b) { return (b instanceof Array) && d3.interpolateArray(a, b); }, + function(a, b) { return (typeof a === "string" || typeof b === "string") && d3.interpolateString(a + "", b + ""); }, + function(a, b) { return (typeof b === "string" ? d3_rgb_names.has(b) || /^(#|rgb\(|hsl\()/.test(b) : b instanceof d3_Rgb || b instanceof d3_Hsl) && d3.interpolateRgb(a, b); }, + function(a, b) { return !isNaN(a = +a) && !isNaN(b = +b) && d3.interpolateNumber(a, b); } +]; +function d3_uninterpolateNumber(a, b) { + b = b - (a = +a) ? 1 / (b - a) : 0; + return function(x) { return (x - a) * b; }; +} + +function d3_uninterpolateClamp(a, b) { + b = b - (a = +a) ? 1 / (b - a) : 0; + return function(x) { return Math.max(0, Math.min(1, (x - a) * b)); }; +} +d3.rgb = function(r, g, b) { + return arguments.length === 1 + ? (r instanceof d3_Rgb ? d3_rgb(r.r, r.g, r.b) + : d3_rgb_parse("" + r, d3_rgb, d3_hsl_rgb)) + : d3_rgb(~~r, ~~g, ~~b); +}; + +function d3_rgb(r, g, b) { + return new d3_Rgb(r, g, b); +} + +function d3_Rgb(r, g, b) { + this.r = r; + this.g = g; + this.b = b; +} + +d3_Rgb.prototype.brighter = function(k) { + k = Math.pow(0.7, arguments.length ? k : 1); + var r = this.r, + g = this.g, + b = this.b, + i = 30; + if (!r && !g && !b) return d3_rgb(i, i, i); + if (r && r < i) r = i; + if (g && g < i) g = i; + if (b && b < i) b = i; + return d3_rgb( + Math.min(255, Math.floor(r / k)), + Math.min(255, Math.floor(g / k)), + Math.min(255, Math.floor(b / k))); +}; + +d3_Rgb.prototype.darker = function(k) { + k = Math.pow(0.7, arguments.length ? k : 1); + return d3_rgb( + Math.floor(k * this.r), + Math.floor(k * this.g), + Math.floor(k * this.b)); +}; + +d3_Rgb.prototype.hsl = function() { + return d3_rgb_hsl(this.r, this.g, this.b); +}; + +d3_Rgb.prototype.toString = function() { + return "#" + d3_rgb_hex(this.r) + d3_rgb_hex(this.g) + d3_rgb_hex(this.b); +}; + +function d3_rgb_hex(v) { + return v < 0x10 + ? "0" + Math.max(0, v).toString(16) + : Math.min(255, v).toString(16); +} + +function d3_rgb_parse(format, rgb, hsl) { + var r = 0, // red channel; int in [0, 255] + g = 0, // green channel; int in [0, 255] + b = 0, // blue channel; int in [0, 255] + m1, // CSS color specification match + m2, // CSS color specification type (e.g., rgb) + name; + + /* Handle hsl, rgb. */ + m1 = /([a-z]+)\((.*)\)/i.exec(format); + if (m1) { + m2 = m1[2].split(","); + switch (m1[1]) { + case "hsl": { + return hsl( + parseFloat(m2[0]), // degrees + parseFloat(m2[1]) / 100, // percentage + parseFloat(m2[2]) / 100 // percentage + ); + } + case "rgb": { + return rgb( + d3_rgb_parseNumber(m2[0]), + d3_rgb_parseNumber(m2[1]), + d3_rgb_parseNumber(m2[2]) + ); + } + } + } + + /* Named colors. */ + if (name = d3_rgb_names.get(format)) return rgb(name.r, name.g, name.b); + + /* Hexadecimal colors: #rgb and #rrggbb. */ + if (format != null && format.charAt(0) === "#") { + if (format.length === 4) { + r = format.charAt(1); r += r; + g = format.charAt(2); g += g; + b = format.charAt(3); b += b; + } else if (format.length === 7) { + r = format.substring(1, 3); + g = format.substring(3, 5); + b = format.substring(5, 7); + } + r = parseInt(r, 16); + g = parseInt(g, 16); + b = parseInt(b, 16); + } + + return rgb(r, g, b); +} + +function d3_rgb_hsl(r, g, b) { + var min = Math.min(r /= 255, g /= 255, b /= 255), + max = Math.max(r, g, b), + d = max - min, + h, + s, + l = (max + min) / 2; + if (d) { + s = l < .5 ? d / (max + min) : d / (2 - max - min); + if (r == max) h = (g - b) / d + (g < b ? 6 : 0); + else if (g == max) h = (b - r) / d + 2; + else h = (r - g) / d + 4; + h *= 60; + } else { + s = h = 0; + } + return d3_hsl(h, s, l); +} + +function d3_rgb_parseNumber(c) { // either integer or percentage + var f = parseFloat(c); + return c.charAt(c.length - 1) === "%" ? Math.round(f * 2.55) : f; +} + +var d3_rgb_names = d3.map({ + aliceblue: "#f0f8ff", + antiquewhite: "#faebd7", + aqua: "#00ffff", + aquamarine: "#7fffd4", + azure: "#f0ffff", + beige: "#f5f5dc", + bisque: "#ffe4c4", + black: "#000000", + blanchedalmond: "#ffebcd", + blue: "#0000ff", + blueviolet: "#8a2be2", + brown: "#a52a2a", + burlywood: "#deb887", + cadetblue: "#5f9ea0", + chartreuse: "#7fff00", + chocolate: "#d2691e", + coral: "#ff7f50", + cornflowerblue: "#6495ed", + cornsilk: "#fff8dc", + crimson: "#dc143c", + cyan: "#00ffff", + darkblue: "#00008b", + darkcyan: "#008b8b", + darkgoldenrod: "#b8860b", + darkgray: "#a9a9a9", + darkgreen: "#006400", + darkgrey: "#a9a9a9", + darkkhaki: "#bdb76b", + darkmagenta: "#8b008b", + darkolivegreen: "#556b2f", + darkorange: "#ff8c00", + darkorchid: "#9932cc", + darkred: "#8b0000", + darksalmon: "#e9967a", + darkseagreen: "#8fbc8f", + darkslateblue: "#483d8b", + darkslategray: "#2f4f4f", + darkslategrey: "#2f4f4f", + darkturquoise: "#00ced1", + darkviolet: "#9400d3", + deeppink: "#ff1493", + deepskyblue: "#00bfff", + dimgray: "#696969", + dimgrey: "#696969", + dodgerblue: "#1e90ff", + firebrick: "#b22222", + floralwhite: "#fffaf0", + forestgreen: "#228b22", + fuchsia: "#ff00ff", + gainsboro: "#dcdcdc", + ghostwhite: "#f8f8ff", + gold: "#ffd700", + goldenrod: "#daa520", + gray: "#808080", + green: "#008000", + greenyellow: "#adff2f", + grey: "#808080", + honeydew: "#f0fff0", + hotpink: "#ff69b4", + indianred: "#cd5c5c", + indigo: "#4b0082", + ivory: "#fffff0", + khaki: "#f0e68c", + lavender: "#e6e6fa", + lavenderblush: "#fff0f5", + lawngreen: "#7cfc00", + lemonchiffon: "#fffacd", + lightblue: "#add8e6", + lightcoral: "#f08080", + lightcyan: "#e0ffff", + lightgoldenrodyellow: "#fafad2", + lightgray: "#d3d3d3", + lightgreen: "#90ee90", + lightgrey: "#d3d3d3", + lightpink: "#ffb6c1", + lightsalmon: "#ffa07a", + lightseagreen: "#20b2aa", + lightskyblue: "#87cefa", + lightslategray: "#778899", + lightslategrey: "#778899", + lightsteelblue: "#b0c4de", + lightyellow: "#ffffe0", + lime: "#00ff00", + limegreen: "#32cd32", + linen: "#faf0e6", + magenta: "#ff00ff", + maroon: "#800000", + mediumaquamarine: "#66cdaa", + mediumblue: "#0000cd", + mediumorchid: "#ba55d3", + mediumpurple: "#9370db", + mediumseagreen: "#3cb371", + mediumslateblue: "#7b68ee", + mediumspringgreen: "#00fa9a", + mediumturquoise: "#48d1cc", + mediumvioletred: "#c71585", + midnightblue: "#191970", + mintcream: "#f5fffa", + mistyrose: "#ffe4e1", + moccasin: "#ffe4b5", + navajowhite: "#ffdead", + navy: "#000080", + oldlace: "#fdf5e6", + olive: "#808000", + olivedrab: "#6b8e23", + orange: "#ffa500", + orangered: "#ff4500", + orchid: "#da70d6", + palegoldenrod: "#eee8aa", + palegreen: "#98fb98", + paleturquoise: "#afeeee", + palevioletred: "#db7093", + papayawhip: "#ffefd5", + peachpuff: "#ffdab9", + peru: "#cd853f", + pink: "#ffc0cb", + plum: "#dda0dd", + powderblue: "#b0e0e6", + purple: "#800080", + red: "#ff0000", + rosybrown: "#bc8f8f", + royalblue: "#4169e1", + saddlebrown: "#8b4513", + salmon: "#fa8072", + sandybrown: "#f4a460", + seagreen: "#2e8b57", + seashell: "#fff5ee", + sienna: "#a0522d", + silver: "#c0c0c0", + skyblue: "#87ceeb", + slateblue: "#6a5acd", + slategray: "#708090", + slategrey: "#708090", + snow: "#fffafa", + springgreen: "#00ff7f", + steelblue: "#4682b4", + tan: "#d2b48c", + teal: "#008080", + thistle: "#d8bfd8", + tomato: "#ff6347", + turquoise: "#40e0d0", + violet: "#ee82ee", + wheat: "#f5deb3", + white: "#ffffff", + whitesmoke: "#f5f5f5", + yellow: "#ffff00", + yellowgreen: "#9acd32" +}); + +d3_rgb_names.forEach(function(key, value) { + d3_rgb_names.set(key, d3_rgb_parse(value, d3_rgb, d3_hsl_rgb)); +}); +d3.hsl = function(h, s, l) { + return arguments.length === 1 + ? (h instanceof d3_Hsl ? d3_hsl(h.h, h.s, h.l) + : d3_rgb_parse("" + h, d3_rgb_hsl, d3_hsl)) + : d3_hsl(+h, +s, +l); +}; + +function d3_hsl(h, s, l) { + return new d3_Hsl(h, s, l); +} + +function d3_Hsl(h, s, l) { + this.h = h; + this.s = s; + this.l = l; +} + +d3_Hsl.prototype.brighter = function(k) { + k = Math.pow(0.7, arguments.length ? k : 1); + return d3_hsl(this.h, this.s, this.l / k); +}; + +d3_Hsl.prototype.darker = function(k) { + k = Math.pow(0.7, arguments.length ? k : 1); + return d3_hsl(this.h, this.s, k * this.l); +}; + +d3_Hsl.prototype.rgb = function() { + return d3_hsl_rgb(this.h, this.s, this.l); +}; + +d3_Hsl.prototype.toString = function() { + return this.rgb().toString(); +}; + +function d3_hsl_rgb(h, s, l) { + var m1, + m2; + + /* Some simple corrections for h, s and l. */ + h = h % 360; if (h < 0) h += 360; + s = s < 0 ? 0 : s > 1 ? 1 : s; + l = l < 0 ? 0 : l > 1 ? 1 : l; + + /* From FvD 13.37, CSS Color Module Level 3 */ + m2 = l <= .5 ? l * (1 + s) : l + s - l * s; + m1 = 2 * l - m2; + + function v(h) { + if (h > 360) h -= 360; + else if (h < 0) h += 360; + if (h < 60) return m1 + (m2 - m1) * h / 60; + if (h < 180) return m2; + if (h < 240) return m1 + (m2 - m1) * (240 - h) / 60; + return m1; + } + + function vv(h) { + return Math.round(v(h) * 255); + } + + return d3_rgb(vv(h + 120), vv(h), vv(h - 120)); +} +function d3_selection(groups) { + d3_arraySubclass(groups, d3_selectionPrototype); + return groups; +} + +var d3_select = function(s, n) { return n.querySelector(s); }, + d3_selectAll = function(s, n) { return n.querySelectorAll(s); }, + d3_selectRoot = document.documentElement, + d3_selectMatcher = d3_selectRoot.matchesSelector || d3_selectRoot.webkitMatchesSelector || d3_selectRoot.mozMatchesSelector || d3_selectRoot.msMatchesSelector || d3_selectRoot.oMatchesSelector, + d3_selectMatches = function(n, s) { return d3_selectMatcher.call(n, s); }; + +// Prefer Sizzle, if available. +if (typeof Sizzle === "function") { + d3_select = function(s, n) { return Sizzle(s, n)[0]; }; + d3_selectAll = function(s, n) { return Sizzle.uniqueSort(Sizzle(s, n)); }; + d3_selectMatches = Sizzle.matchesSelector; +} + +var d3_selectionPrototype = []; + +d3.selection = function() { + return d3_selectionRoot; +}; + +d3.selection.prototype = d3_selectionPrototype; +d3_selectionPrototype.select = function(selector) { + var subgroups = [], + subgroup, + subnode, + group, + node; + + if (typeof selector !== "function") selector = d3_selection_selector(selector); + + for (var j = -1, m = this.length; ++j < m;) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = -1, n = group.length; ++i < n;) { + if (node = group[i]) { + subgroup.push(subnode = selector.call(node, node.__data__, i)); + if (subnode && "__data__" in node) subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + + return d3_selection(subgroups); +}; + +function d3_selection_selector(selector) { + return function() { + return d3_select(selector, this); + }; +} +d3_selectionPrototype.selectAll = function(selector) { + var subgroups = [], + subgroup, + node; + + if (typeof selector !== "function") selector = d3_selection_selectorAll(selector); + + for (var j = -1, m = this.length; ++j < m;) { + for (var group = this[j], i = -1, n = group.length; ++i < n;) { + if (node = group[i]) { + subgroups.push(subgroup = d3_array(selector.call(node, node.__data__, i))); + subgroup.parentNode = node; + } + } + } + + return d3_selection(subgroups); +}; + +function d3_selection_selectorAll(selector) { + return function() { + return d3_selectAll(selector, this); + }; +} +d3_selectionPrototype.attr = function(name, value) { + name = d3.ns.qualify(name); + + // If no value is specified, return the first value. + if (arguments.length < 2) { + var node = this.node(); + return name.local + ? node.getAttributeNS(name.space, name.local) + : node.getAttribute(name); + } + + function attrNull() { + this.removeAttribute(name); + } + + function attrNullNS() { + this.removeAttributeNS(name.space, name.local); + } + + function attrConstant() { + this.setAttribute(name, value); + } + + function attrConstantNS() { + this.setAttributeNS(name.space, name.local, value); + } + + function attrFunction() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttribute(name); + else this.setAttribute(name, x); + } + + function attrFunctionNS() { + var x = value.apply(this, arguments); + if (x == null) this.removeAttributeNS(name.space, name.local); + else this.setAttributeNS(name.space, name.local, x); + } + + return this.each(value == null + ? (name.local ? attrNullNS : attrNull) : (typeof value === "function" + ? (name.local ? attrFunctionNS : attrFunction) + : (name.local ? attrConstantNS : attrConstant))); +}; +d3_selectionPrototype.classed = function(name, value) { + var names = name.split(d3_selection_classedWhitespace), + n = names.length, + i = -1; + if (arguments.length > 1) { + while (++i < n) d3_selection_classed.call(this, names[i], value); + return this; + } else { + while (++i < n) if (!d3_selection_classed.call(this, names[i])) return false; + return true; + } +}; + +var d3_selection_classedWhitespace = /\s+/g; + +function d3_selection_classed(name, value) { + var re = new RegExp("(^|\\s+)" + d3.requote(name) + "(\\s+|$)", "g"); + + // If no value is specified, return the first value. + if (arguments.length < 2) { + var node = this.node(); + if (c = node.classList) return c.contains(name); + var c = node.className; + re.lastIndex = 0; + return re.test(c.baseVal != null ? c.baseVal : c); + } + + function classedAdd() { + if (c = this.classList) return c.add(name); + var c = this.className, + cb = c.baseVal != null, + cv = cb ? c.baseVal : c; + re.lastIndex = 0; + if (!re.test(cv)) { + cv = d3_collapse(cv + " " + name); + if (cb) c.baseVal = cv; + else this.className = cv; + } + } + + function classedRemove() { + if (c = this.classList) return c.remove(name); + var c = this.className, + cb = c.baseVal != null, + cv = cb ? c.baseVal : c; + cv = d3_collapse(cv.replace(re, " ")); + if (cb) c.baseVal = cv; + else this.className = cv; + } + + function classedFunction() { + (value.apply(this, arguments) + ? classedAdd + : classedRemove).call(this); + } + + return this.each(typeof value === "function" + ? classedFunction : value + ? classedAdd + : classedRemove); +} +d3_selectionPrototype.style = function(name, value, priority) { + if (arguments.length < 3) priority = ""; + + // If no value is specified, return the first value. + if (arguments.length < 2) return window + .getComputedStyle(this.node(), null) + .getPropertyValue(name); + + function styleNull() { + this.style.removeProperty(name); + } + + function styleConstant() { + this.style.setProperty(name, value, priority); + } + + function styleFunction() { + var x = value.apply(this, arguments); + if (x == null) this.style.removeProperty(name); + else this.style.setProperty(name, x, priority); + } + + return this.each(value == null + ? styleNull : (typeof value === "function" + ? styleFunction : styleConstant)); +}; +d3_selectionPrototype.property = function(name, value) { + + // If no value is specified, return the first value. + if (arguments.length < 2) return this.node()[name]; + + function propertyNull() { + delete this[name]; + } + + function propertyConstant() { + this[name] = value; + } + + function propertyFunction() { + var x = value.apply(this, arguments); + if (x == null) delete this[name]; + else this[name] = x; + } + + return this.each(value == null + ? propertyNull : (typeof value === "function" + ? propertyFunction : propertyConstant)); +}; +d3_selectionPrototype.text = function(value) { + return arguments.length < 1 + ? this.node().textContent : this.each(typeof value === "function" + ? function() { var v = value.apply(this, arguments); this.textContent = v == null ? "" : v; } : value == null + ? function() { this.textContent = ""; } + : function() { this.textContent = value; }); +}; +d3_selectionPrototype.html = function(value) { + return arguments.length < 1 + ? this.node().innerHTML : this.each(typeof value === "function" + ? function() { var v = value.apply(this, arguments); this.innerHTML = v == null ? "" : v; } : value == null + ? function() { this.innerHTML = ""; } + : function() { this.innerHTML = value; }); +}; +// TODO append(node)? +// TODO append(function)? +d3_selectionPrototype.append = function(name) { + name = d3.ns.qualify(name); + + function append() { + return this.appendChild(document.createElementNS(this.namespaceURI, name)); + } + + function appendNS() { + return this.appendChild(document.createElementNS(name.space, name.local)); + } + + return this.select(name.local ? appendNS : append); +}; +// TODO insert(node, function)? +// TODO insert(function, string)? +// TODO insert(function, function)? +d3_selectionPrototype.insert = function(name, before) { + name = d3.ns.qualify(name); + + function insert() { + return this.insertBefore( + document.createElementNS(this.namespaceURI, name), + d3_select(before, this)); + } + + function insertNS() { + return this.insertBefore( + document.createElementNS(name.space, name.local), + d3_select(before, this)); + } + + return this.select(name.local ? insertNS : insert); +}; +// TODO remove(selector)? +// TODO remove(node)? +// TODO remove(function)? +d3_selectionPrototype.remove = function() { + return this.each(function() { + var parent = this.parentNode; + if (parent) parent.removeChild(this); + }); +}; +d3_selectionPrototype.data = function(value, key) { + var i = -1, + n = this.length, + group, + node; + + // If no value is specified, return the first value. + if (!arguments.length) { + value = new Array(n = (group = this[0]).length); + while (++i < n) { + if (node = group[i]) { + value[i] = node.__data__; + } + } + return value; + } + + function bind(group, groupData) { + var i, + n = group.length, + m = groupData.length, + n0 = Math.min(n, m), + n1 = Math.max(n, m), + updateNodes = [], + enterNodes = [], + exitNodes = [], + node, + nodeData; + + if (key) { + var nodeByKeyValue = new d3_Map, + keyValues = [], + keyValue, + j = groupData.length; + + for (i = -1; ++i < n;) { + keyValue = key.call(node = group[i], node.__data__, i); + if (nodeByKeyValue.has(keyValue)) { + exitNodes[j++] = node; // duplicate key + } else { + nodeByKeyValue.set(keyValue, node); + } + keyValues.push(keyValue); + } + + for (i = -1; ++i < m;) { + keyValue = key.call(groupData, nodeData = groupData[i], i) + if (nodeByKeyValue.has(keyValue)) { + updateNodes[i] = node = nodeByKeyValue.get(keyValue); + node.__data__ = nodeData; + enterNodes[i] = exitNodes[i] = null; + } else { + enterNodes[i] = d3_selection_dataNode(nodeData); + updateNodes[i] = exitNodes[i] = null; + } + nodeByKeyValue.remove(keyValue); + } + + for (i = -1; ++i < n;) { + if (nodeByKeyValue.has(keyValues[i])) { + exitNodes[i] = group[i]; + } + } + } else { + for (i = -1; ++i < n0;) { + node = group[i]; + nodeData = groupData[i]; + if (node) { + node.__data__ = nodeData; + updateNodes[i] = node; + enterNodes[i] = exitNodes[i] = null; + } else { + enterNodes[i] = d3_selection_dataNode(nodeData); + updateNodes[i] = exitNodes[i] = null; + } + } + for (; i < m; ++i) { + enterNodes[i] = d3_selection_dataNode(groupData[i]); + updateNodes[i] = exitNodes[i] = null; + } + for (; i < n1; ++i) { + exitNodes[i] = group[i]; + enterNodes[i] = updateNodes[i] = null; + } + } + + enterNodes.update + = updateNodes; + + enterNodes.parentNode + = updateNodes.parentNode + = exitNodes.parentNode + = group.parentNode; + + enter.push(enterNodes); + update.push(updateNodes); + exit.push(exitNodes); + } + + var enter = d3_selection_enter([]), + update = d3_selection([]), + exit = d3_selection([]); + + if (typeof value === "function") { + while (++i < n) { + bind(group = this[i], value.call(group, group.parentNode.__data__, i)); + } + } else { + while (++i < n) { + bind(group = this[i], value); + } + } + + update.enter = function() { return enter; }; + update.exit = function() { return exit; }; + return update; +}; + +function d3_selection_dataNode(data) { + return {__data__: data}; +} +d3_selectionPrototype.datum = +d3_selectionPrototype.map = function(value) { + return arguments.length < 1 + ? this.property("__data__") + : this.property("__data__", value); +}; +d3_selectionPrototype.filter = function(filter) { + var subgroups = [], + subgroup, + group, + node; + + if (typeof filter !== "function") filter = d3_selection_filter(filter); + + for (var j = 0, m = this.length; j < m; j++) { + subgroups.push(subgroup = []); + subgroup.parentNode = (group = this[j]).parentNode; + for (var i = 0, n = group.length; i < n; i++) { + if ((node = group[i]) && filter.call(node, node.__data__, i)) { + subgroup.push(node); + } + } + } + + return d3_selection(subgroups); +}; + +function d3_selection_filter(selector) { + return function() { + return d3_selectMatches(this, selector); + }; +} +d3_selectionPrototype.order = function() { + for (var j = -1, m = this.length; ++j < m;) { + for (var group = this[j], i = group.length - 1, next = group[i], node; --i >= 0;) { + if (node = group[i]) { + if (next && next !== node.nextSibling) next.parentNode.insertBefore(node, next); + next = node; + } + } + } + return this; +}; +d3_selectionPrototype.sort = function(comparator) { + comparator = d3_selection_sortComparator.apply(this, arguments); + for (var j = -1, m = this.length; ++j < m;) this[j].sort(comparator); + return this.order(); +}; + +function d3_selection_sortComparator(comparator) { + if (!arguments.length) comparator = d3.ascending; + return function(a, b) { + return comparator(a && a.__data__, b && b.__data__); + }; +} +// type can be namespaced, e.g., "click.foo" +// listener can be null for removal +d3_selectionPrototype.on = function(type, listener, capture) { + if (arguments.length < 3) capture = false; + + // parse the type specifier + var name = "__on" + type, i = type.indexOf("."); + if (i > 0) type = type.substring(0, i); + + // if called with only one argument, return the current listener + if (arguments.length < 2) return (i = this.node()[name]) && i._; + + // remove the old event listener, and add the new event listener + return this.each(function(d, i) { + var node = this, + o = node[name]; + + // remove the old listener, if any (using the previously-set capture) + if (o) { + node.removeEventListener(type, o, o.$); + delete node[name]; + } + + // add the new listener, if any (remembering the capture flag) + if (listener) { + node.addEventListener(type, node[name] = l, l.$ = capture); + l._ = listener; // stash the unwrapped listener for get + } + + // wrapped event listener that preserves i + function l(e) { + var o = d3.event; // Events can be reentrant (e.g., focus). + d3.event = e; + try { + listener.call(node, node.__data__, i); + } finally { + d3.event = o; + } + } + }); +}; +d3_selectionPrototype.each = function(callback) { + for (var j = -1, m = this.length; ++j < m;) { + for (var group = this[j], i = -1, n = group.length; ++i < n;) { + var node = group[i]; + if (node) callback.call(node, node.__data__, i, j); + } + } + return this; +}; +// +// Note: assigning to the arguments array simultaneously changes the value of +// the corresponding argument! +// +// TODO The `this` argument probably shouldn't be the first argument to the +// callback, anyway, since it's redundant. However, that will require a major +// version bump due to backwards compatibility, so I'm not changing it right +// away. +// +d3_selectionPrototype.call = function(callback) { + callback.apply(this, (arguments[0] = this, arguments)); + return this; +}; +d3_selectionPrototype.empty = function() { + return !this.node(); +}; +d3_selectionPrototype.node = function(callback) { + for (var j = 0, m = this.length; j < m; j++) { + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + var node = group[i]; + if (node) return node; + } + } + return null; +}; +d3_selectionPrototype.transition = function() { + var subgroups = [], + subgroup, + node; + + for (var j = -1, m = this.length; ++j < m;) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n;) { + subgroup.push((node = group[i]) ? {node: node, delay: d3_transitionDelay, duration: d3_transitionDuration} : null); + } + } + + return d3_transition(subgroups, d3_transitionId || ++d3_transitionNextId, Date.now()); +}; +var d3_selectionRoot = d3_selection([[document]]); + +d3_selectionRoot[0].parentNode = d3_selectRoot; + +// TODO fast singleton implementation! +// TODO select(function) +d3.select = function(selector) { + return typeof selector === "string" + ? d3_selectionRoot.select(selector) + : d3_selection([[selector]]); // assume node +}; + +// TODO selectAll(function) +d3.selectAll = function(selector) { + return typeof selector === "string" + ? d3_selectionRoot.selectAll(selector) + : d3_selection([d3_array(selector)]); // assume node[] +}; +function d3_selection_enter(selection) { + d3_arraySubclass(selection, d3_selection_enterPrototype); + return selection; +} + +var d3_selection_enterPrototype = []; + +d3.selection.enter = d3_selection_enter; +d3.selection.enter.prototype = d3_selection_enterPrototype; + +d3_selection_enterPrototype.append = d3_selectionPrototype.append; +d3_selection_enterPrototype.insert = d3_selectionPrototype.insert; +d3_selection_enterPrototype.empty = d3_selectionPrototype.empty; +d3_selection_enterPrototype.node = d3_selectionPrototype.node; +d3_selection_enterPrototype.select = function(selector) { + var subgroups = [], + subgroup, + subnode, + upgroup, + group, + node; + + for (var j = -1, m = this.length; ++j < m;) { + upgroup = (group = this[j]).update; + subgroups.push(subgroup = []); + subgroup.parentNode = group.parentNode; + for (var i = -1, n = group.length; ++i < n;) { + if (node = group[i]) { + subgroup.push(upgroup[i] = subnode = selector.call(group.parentNode, node.__data__, i)); + subnode.__data__ = node.__data__; + } else { + subgroup.push(null); + } + } + } + + return d3_selection(subgroups); +}; +function d3_transition(groups, id, time) { + d3_arraySubclass(groups, d3_transitionPrototype); + + var tweens = new d3_Map, + event = d3.dispatch("start", "end"), + ease = d3_transitionEase; + + groups.id = id; + + groups.time = time; + + groups.tween = function(name, tween) { + if (arguments.length < 2) return tweens.get(name); + if (tween == null) tweens.remove(name); + else tweens.set(name, tween); + return groups; + }; + + groups.ease = function(value) { + if (!arguments.length) return ease; + ease = typeof value === "function" ? value : d3.ease.apply(d3, arguments); + return groups; + }; + + groups.each = function(type, listener) { + if (arguments.length < 2) return d3_transition_each.call(groups, type); + event.on(type, listener); + return groups; + }; + + d3.timer(function(elapsed) { + groups.each(function(d, i, j) { + var tweened = [], + node = this, + delay = groups[j][i].delay, + duration = groups[j][i].duration, + lock = node.__transition__ || (node.__transition__ = {active: 0, count: 0}); + + ++lock.count; + + delay <= elapsed ? start(elapsed) : d3.timer(start, delay, time); + + function start(elapsed) { + if (lock.active > id) return stop(); + lock.active = id; + + tweens.forEach(function(key, value) { + if (tween = value.call(node, d, i)) { + tweened.push(tween); + } + }); + + event.start.call(node, d, i); + if (!tick(elapsed)) d3.timer(tick, 0, time); + return 1; + } + + function tick(elapsed) { + if (lock.active !== id) return stop(); + + var t = (elapsed - delay) / duration, + e = ease(t), + n = tweened.length; + + while (n > 0) { + tweened[--n].call(node, e); + } + + if (t >= 1) { + stop(); + d3_transitionId = id; + event.end.call(node, d, i); + d3_transitionId = 0; + return 1; + } + } + + function stop() { + if (!--lock.count) delete node.__transition__; + return 1; + } + }); + return 1; + }, 0, time); + + return groups; +} + +var d3_transitionRemove = {}; + +function d3_transitionNull(d, i, a) { + return a != "" && d3_transitionRemove; +} + +function d3_transitionTween(name, b) { + var interpolate = d3_interpolateByName(name); + + function transitionFunction(d, i, a) { + var v = b.call(this, d, i); + return v == null + ? a != "" && d3_transitionRemove + : a != v && interpolate(a, v); + } + + function transitionString(d, i, a) { + return a != b && interpolate(a, b); + } + + return typeof b === "function" ? transitionFunction + : b == null ? d3_transitionNull + : (b += "", transitionString); +} + +var d3_transitionPrototype = [], + d3_transitionNextId = 0, + d3_transitionId = 0, + d3_transitionDefaultDelay = 0, + d3_transitionDefaultDuration = 250, + d3_transitionDefaultEase = d3.ease("cubic-in-out"), + d3_transitionDelay = d3_transitionDefaultDelay, + d3_transitionDuration = d3_transitionDefaultDuration, + d3_transitionEase = d3_transitionDefaultEase; + +d3_transitionPrototype.call = d3_selectionPrototype.call; + +d3.transition = function(selection) { + return arguments.length + ? (d3_transitionId ? selection.transition() : selection) + : d3_selectionRoot.transition(); +}; + +d3.transition.prototype = d3_transitionPrototype; +d3_transitionPrototype.select = function(selector) { + var subgroups = [], + subgroup, + subnode, + node; + + if (typeof selector !== "function") selector = d3_selection_selector(selector); + + for (var j = -1, m = this.length; ++j < m;) { + subgroups.push(subgroup = []); + for (var group = this[j], i = -1, n = group.length; ++i < n;) { + if ((node = group[i]) && (subnode = selector.call(node.node, node.node.__data__, i))) { + if ("__data__" in node.node) subnode.__data__ = node.node.__data__; + subgroup.push({node: subnode, delay: node.delay, duration: node.duration}); + } else { + subgroup.push(null); + } + } + } + + return d3_transition(subgroups, this.id, this.time).ease(this.ease()); +}; +d3_transitionPrototype.selectAll = function(selector) { + var subgroups = [], + subgroup, + subnodes, + node; + + if (typeof selector !== "function") selector = d3_selection_selectorAll(selector); + + for (var j = -1, m = this.length; ++j < m;) { + for (var group = this[j], i = -1, n = group.length; ++i < n;) { + if (node = group[i]) { + subnodes = selector.call(node.node, node.node.__data__, i); + subgroups.push(subgroup = []); + for (var k = -1, o = subnodes.length; ++k < o;) { + subgroup.push({node: subnodes[k], delay: node.delay, duration: node.duration}); + } + } + } + } + + return d3_transition(subgroups, this.id, this.time).ease(this.ease()); +}; +d3_transitionPrototype.attr = function(name, value) { + return this.attrTween(name, d3_transitionTween(name, value)); +}; + +d3_transitionPrototype.attrTween = function(nameNS, tween) { + var name = d3.ns.qualify(nameNS); + + function attrTween(d, i) { + var f = tween.call(this, d, i, this.getAttribute(name)); + return f === d3_transitionRemove + ? (this.removeAttribute(name), null) + : f && function(t) { this.setAttribute(name, f(t)); }; + } + + function attrTweenNS(d, i) { + var f = tween.call(this, d, i, this.getAttributeNS(name.space, name.local)); + return f === d3_transitionRemove + ? (this.removeAttributeNS(name.space, name.local), null) + : f && function(t) { this.setAttributeNS(name.space, name.local, f(t)); }; + } + + return this.tween("attr." + nameNS, name.local ? attrTweenNS : attrTween); +}; +d3_transitionPrototype.style = function(name, value, priority) { + if (arguments.length < 3) priority = ""; + return this.styleTween(name, d3_transitionTween(name, value), priority); +}; + +d3_transitionPrototype.styleTween = function(name, tween, priority) { + if (arguments.length < 3) priority = ""; + return this.tween("style." + name, function(d, i) { + var f = tween.call(this, d, i, window.getComputedStyle(this, null).getPropertyValue(name)); + return f === d3_transitionRemove + ? (this.style.removeProperty(name), null) + : f && function(t) { this.style.setProperty(name, f(t), priority); }; + }); +}; +d3_transitionPrototype.text = function(value) { + return this.tween("text", function(d, i) { + this.textContent = typeof value === "function" + ? value.call(this, d, i) + : value; + }); +}; +d3_transitionPrototype.remove = function() { + return this.each("end.transition", function() { + var p; + if (!this.__transition__ && (p = this.parentNode)) p.removeChild(this); + }); +}; +d3_transitionPrototype.delay = function(value) { + var groups = this; + return groups.each(typeof value === "function" + ? function(d, i, j) { groups[j][i].delay = value.apply(this, arguments) | 0; } + : (value = value | 0, function(d, i, j) { groups[j][i].delay = value; })); +}; +d3_transitionPrototype.duration = function(value) { + var groups = this; + return groups.each(typeof value === "function" + ? function(d, i, j) { groups[j][i].duration = Math.max(1, value.apply(this, arguments) | 0); } + : (value = Math.max(1, value | 0), function(d, i, j) { groups[j][i].duration = value; })); +}; +function d3_transition_each(callback) { + var id = d3_transitionId, + ease = d3_transitionEase, + delay = d3_transitionDelay, + duration = d3_transitionDuration; + + d3_transitionId = this.id; + d3_transitionEase = this.ease(); + for (var j = 0, m = this.length; j < m; j++) { + for (var group = this[j], i = 0, n = group.length; i < n; i++) { + var node = group[i]; + if (node) { + d3_transitionDelay = this[j][i].delay; + d3_transitionDuration = this[j][i].duration; + callback.call(node = node.node, node.__data__, i, j); + } + } + } + + d3_transitionId = id; + d3_transitionEase = ease; + d3_transitionDelay = delay; + d3_transitionDuration = duration; + return this; +} +d3_transitionPrototype.transition = function() { + return this.select(d3_this); +}; +var d3_timer_queue = null, + d3_timer_interval, // is an interval (or frame) active? + d3_timer_timeout; // is a timeout active? + +// The timer will continue to fire until callback returns true. +d3.timer = function(callback, delay, then) { + var found = false, + t0, + t1 = d3_timer_queue; + + if (arguments.length < 3) { + if (arguments.length < 2) delay = 0; + else if (!isFinite(delay)) return; + then = Date.now(); + } + + // See if the callback's already in the queue. + while (t1) { + if (t1.callback === callback) { + t1.then = then; + t1.delay = delay; + found = true; + break; + } + t0 = t1; + t1 = t1.next; + } + + // Otherwise, add the callback to the queue. + if (!found) d3_timer_queue = { + callback: callback, + then: then, + delay: delay, + next: d3_timer_queue + }; + + // Start animatin'! + if (!d3_timer_interval) { + d3_timer_timeout = clearTimeout(d3_timer_timeout); + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } +} + +function d3_timer_step() { + var elapsed, + now = Date.now(), + t1 = d3_timer_queue; + + while (t1) { + elapsed = now - t1.then; + if (elapsed >= t1.delay) t1.flush = t1.callback(elapsed); + t1 = t1.next; + } + + var delay = d3_timer_flush() - now; + if (delay > 24) { + if (isFinite(delay)) { + clearTimeout(d3_timer_timeout); + d3_timer_timeout = setTimeout(d3_timer_step, delay); + } + d3_timer_interval = 0; + } else { + d3_timer_interval = 1; + d3_timer_frame(d3_timer_step); + } +} + +d3.timer.flush = function() { + var elapsed, + now = Date.now(), + t1 = d3_timer_queue; + + while (t1) { + elapsed = now - t1.then; + if (!t1.delay) t1.flush = t1.callback(elapsed); + t1 = t1.next; + } + + d3_timer_flush(); +}; + +// Flush after callbacks, to avoid concurrent queue modification. +function d3_timer_flush() { + var t0 = null, + t1 = d3_timer_queue, + then = Infinity; + while (t1) { + if (t1.flush) { + t1 = t0 ? t0.next = t1.next : d3_timer_queue = t1.next; + } else { + then = Math.min(then, t1.then + t1.delay); + t1 = (t0 = t1).next; + } + } + return then; +} + +var d3_timer_frame = window.requestAnimationFrame + || window.webkitRequestAnimationFrame + || window.mozRequestAnimationFrame + || window.oRequestAnimationFrame + || window.msRequestAnimationFrame + || function(callback) { setTimeout(callback, 17); }; +d3.transform = function(string) { + var g = document.createElementNS(d3.ns.prefix.svg, "g"), + identity = {a: 1, b: 0, c: 0, d: 1, e: 0, f: 0}; + return (d3.transform = function(string) { + g.setAttribute("transform", string); + var t = g.transform.baseVal.consolidate(); + return new d3_transform(t ? t.matrix : identity); + })(string); +}; + +// Compute x-scale and normalize the first row. +// Compute shear and make second row orthogonal to first. +// Compute y-scale and normalize the second row. +// Finally, compute the rotation. +function d3_transform(m) { + var r0 = [m.a, m.b], + r1 = [m.c, m.d], + kx = d3_transformNormalize(r0), + kz = d3_transformDot(r0, r1), + ky = d3_transformNormalize(d3_transformCombine(r1, r0, -kz)) || 0; + if (r0[0] * r1[1] < r1[0] * r0[1]) { + r0[0] *= -1; + r0[1] *= -1; + kx *= -1; + kz *= -1; + } + this.rotate = (kx ? Math.atan2(r0[1], r0[0]) : Math.atan2(-r1[0], r1[1])) * d3_transformDegrees; + this.translate = [m.e, m.f]; + this.scale = [kx, ky]; + this.skew = ky ? Math.atan2(kz, ky) * d3_transformDegrees : 0; +}; + +d3_transform.prototype.toString = function() { + return "translate(" + this.translate + + ")rotate(" + this.rotate + + ")skewX(" + this.skew + + ")scale(" + this.scale + + ")"; +}; + +function d3_transformDot(a, b) { + return a[0] * b[0] + a[1] * b[1]; +} + +function d3_transformNormalize(a) { + var k = Math.sqrt(d3_transformDot(a, a)); + if (k) { + a[0] /= k; + a[1] /= k; + } + return k; +} + +function d3_transformCombine(a, b, k) { + a[0] += k * b[0]; + a[1] += k * b[1]; + return a; +} + +var d3_transformDegrees = 180 / Math.PI; +d3.mouse = function(container) { + return d3_mousePoint(container, d3_eventSource()); +}; + +// https://bugs.webkit.org/show_bug.cgi?id=44083 +var d3_mouse_bug44083 = /WebKit/.test(navigator.userAgent) ? -1 : 0; + +function d3_mousePoint(container, e) { + var svg = container.ownerSVGElement || container; + if (svg.createSVGPoint) { + var point = svg.createSVGPoint(); + if ((d3_mouse_bug44083 < 0) && (window.scrollX || window.scrollY)) { + svg = d3.select(document.body) + .append("svg") + .style("position", "absolute") + .style("top", 0) + .style("left", 0); + var ctm = svg[0][0].getScreenCTM(); + d3_mouse_bug44083 = !(ctm.f || ctm.e); + svg.remove(); + } + if (d3_mouse_bug44083) { + point.x = e.pageX; + point.y = e.pageY; + } else { + point.x = e.clientX; + point.y = e.clientY; + } + point = point.matrixTransform(container.getScreenCTM().inverse()); + return [point.x, point.y]; + } + var rect = container.getBoundingClientRect(); + return [e.clientX - rect.left - container.clientLeft, e.clientY - rect.top - container.clientTop]; +}; +d3.touches = function(container, touches) { + if (arguments.length < 2) touches = d3_eventSource().touches; + return touches ? d3_array(touches).map(function(touch) { + var point = d3_mousePoint(container, touch); + point.identifier = touch.identifier; + return point; + }) : []; +}; +function d3_noop() {} +d3.scale = {}; + +function d3_scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [start, stop] : [stop, start]; +} + +function d3_scaleRange(scale) { + return scale.rangeExtent ? scale.rangeExtent() : d3_scaleExtent(scale.range()); +} +function d3_scale_nice(domain, nice) { + var i0 = 0, + i1 = domain.length - 1, + x0 = domain[i0], + x1 = domain[i1], + dx; + + if (x1 < x0) { + dx = i0; i0 = i1; i1 = dx; + dx = x0; x0 = x1; x1 = dx; + } + + if (dx = x1 - x0) { + nice = nice(dx); + domain[i0] = nice.floor(x0); + domain[i1] = nice.ceil(x1); + } + + return domain; +} + +function d3_scale_niceDefault() { + return Math; +} +d3.scale.linear = function() { + return d3_scale_linear([0, 1], [0, 1], d3.interpolate, false); +}; + +function d3_scale_linear(domain, range, interpolate, clamp) { + var output, + input; + + function rescale() { + var linear = Math.min(domain.length, range.length) > 2 ? d3_scale_polylinear : d3_scale_bilinear, + uninterpolate = clamp ? d3_uninterpolateClamp : d3_uninterpolateNumber; + output = linear(domain, range, uninterpolate, interpolate); + input = linear(range, domain, uninterpolate, d3.interpolate); + return scale; + } + + function scale(x) { + return output(x); + } + + // Note: requires range is coercible to number! + scale.invert = function(y) { + return input(y); + }; + + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.map(Number); + return rescale(); + }; + + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + + scale.rangeRound = function(x) { + return scale.range(x).interpolate(d3.interpolateRound); + }; + + scale.clamp = function(x) { + if (!arguments.length) return clamp; + clamp = x; + return rescale(); + }; + + scale.interpolate = function(x) { + if (!arguments.length) return interpolate; + interpolate = x; + return rescale(); + }; + + scale.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + + scale.tickFormat = function(m) { + return d3_scale_linearTickFormat(domain, m); + }; + + scale.nice = function() { + d3_scale_nice(domain, d3_scale_linearNice); + return rescale(); + }; + + scale.copy = function() { + return d3_scale_linear(domain, range, interpolate, clamp); + }; + + return rescale(); +} + +function d3_scale_linearRebind(scale, linear) { + return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); +} + +function d3_scale_linearNice(dx) { + dx = Math.pow(10, Math.round(Math.log(dx) / Math.LN10) - 1); + return { + floor: function(x) { return Math.floor(x / dx) * dx; }, + ceil: function(x) { return Math.ceil(x / dx) * dx; } + }; +} + +function d3_scale_linearTickRange(domain, m) { + var extent = d3_scaleExtent(domain), + span = extent[1] - extent[0], + step = Math.pow(10, Math.floor(Math.log(span / m) / Math.LN10)), + err = m / span * step; + + // Filter ticks to get closer to the desired count. + if (err <= .15) step *= 10; + else if (err <= .35) step *= 5; + else if (err <= .75) step *= 2; + + // Round start and stop values to step interval. + extent[0] = Math.ceil(extent[0] / step) * step; + extent[1] = Math.floor(extent[1] / step) * step + step * .5; // inclusive + extent[2] = step; + return extent; +} + +function d3_scale_linearTicks(domain, m) { + return d3.range.apply(d3, d3_scale_linearTickRange(domain, m)); +} + +function d3_scale_linearTickFormat(domain, m) { + return d3.format(",." + Math.max(0, -Math.floor(Math.log(d3_scale_linearTickRange(domain, m)[2]) / Math.LN10 + .01)) + "f"); +} +function d3_scale_bilinear(domain, range, uninterpolate, interpolate) { + var u = uninterpolate(domain[0], domain[1]), + i = interpolate(range[0], range[1]); + return function(x) { + return i(u(x)); + }; +} +function d3_scale_polylinear(domain, range, uninterpolate, interpolate) { + var u = [], + i = [], + j = 0, + k = Math.min(domain.length, range.length) - 1; + + // Handle descending domains. + if (domain[k] < domain[0]) { + domain = domain.slice().reverse(); + range = range.slice().reverse(); + } + + while (++j <= k) { + u.push(uninterpolate(domain[j - 1], domain[j])); + i.push(interpolate(range[j - 1], range[j])); + } + + return function(x) { + var j = d3.bisect(domain, x, 1, k) - 1; + return i[j](u[j](x)); + }; +} +d3.scale.log = function() { + return d3_scale_log(d3.scale.linear(), d3_scale_logp); +}; + +function d3_scale_log(linear, log) { + var pow = log.pow; + + function scale(x) { + return linear(log(x)); + } + + scale.invert = function(x) { + return pow(linear.invert(x)); + }; + + scale.domain = function(x) { + if (!arguments.length) return linear.domain().map(pow); + log = x[0] < 0 ? d3_scale_logn : d3_scale_logp; + pow = log.pow; + linear.domain(x.map(log)); + return scale; + }; + + scale.nice = function() { + linear.domain(d3_scale_nice(linear.domain(), d3_scale_niceDefault)); + return scale; + }; + + scale.ticks = function() { + var extent = d3_scaleExtent(linear.domain()), + ticks = []; + if (extent.every(isFinite)) { + var i = Math.floor(extent[0]), + j = Math.ceil(extent[1]), + u = pow(extent[0]), + v = pow(extent[1]); + if (log === d3_scale_logn) { + ticks.push(pow(i)); + for (; i++ < j;) for (var k = 9; k > 0; k--) ticks.push(pow(i) * k); + } else { + for (; i < j; i++) for (var k = 1; k < 10; k++) ticks.push(pow(i) * k); + ticks.push(pow(i)); + } + for (i = 0; ticks[i] < u; i++) {} // strip small values + for (j = ticks.length; ticks[j - 1] > v; j--) {} // strip big values + ticks = ticks.slice(i, j); + } + return ticks; + }; + + scale.tickFormat = function(n, format) { + if (arguments.length < 2) format = d3_scale_logFormat; + if (arguments.length < 1) return format; + var k = n / scale.ticks().length, + f = log === d3_scale_logn ? (e = -1e-12, Math.floor) : (e = 1e-12, Math.ceil), + e; + return function(d) { + return d / pow(f(log(d) + e)) < k ? format(d) : ""; + }; + }; + + scale.copy = function() { + return d3_scale_log(linear.copy(), log); + }; + + return d3_scale_linearRebind(scale, linear); +} + +var d3_scale_logFormat = d3.format(".0e"); + +function d3_scale_logp(x) { + return Math.log(x < 0 ? 0 : x) / Math.LN10; +} + +function d3_scale_logn(x) { + return -Math.log(x > 0 ? 0 : -x) / Math.LN10; +} + +d3_scale_logp.pow = function(x) { + return Math.pow(10, x); +}; + +d3_scale_logn.pow = function(x) { + return -Math.pow(10, -x); +}; +d3.scale.pow = function() { + return d3_scale_pow(d3.scale.linear(), 1); +}; + +function d3_scale_pow(linear, exponent) { + var powp = d3_scale_powPow(exponent), + powb = d3_scale_powPow(1 / exponent); + + function scale(x) { + return linear(powp(x)); + } + + scale.invert = function(x) { + return powb(linear.invert(x)); + }; + + scale.domain = function(x) { + if (!arguments.length) return linear.domain().map(powb); + linear.domain(x.map(powp)); + return scale; + }; + + scale.ticks = function(m) { + return d3_scale_linearTicks(scale.domain(), m); + }; + + scale.tickFormat = function(m) { + return d3_scale_linearTickFormat(scale.domain(), m); + }; + + scale.nice = function() { + return scale.domain(d3_scale_nice(scale.domain(), d3_scale_linearNice)); + }; + + scale.exponent = function(x) { + if (!arguments.length) return exponent; + var domain = scale.domain(); + powp = d3_scale_powPow(exponent = x); + powb = d3_scale_powPow(1 / exponent); + return scale.domain(domain); + }; + + scale.copy = function() { + return d3_scale_pow(linear.copy(), exponent); + }; + + return d3_scale_linearRebind(scale, linear); +} + +function d3_scale_powPow(e) { + return function(x) { + return x < 0 ? -Math.pow(-x, e) : Math.pow(x, e); + }; +} +d3.scale.sqrt = function() { + return d3.scale.pow().exponent(.5); +}; +d3.scale.ordinal = function() { + return d3_scale_ordinal([], {t: "range", x: []}); +}; + +function d3_scale_ordinal(domain, ranger) { + var index, + range, + rangeBand; + + function scale(x) { + return range[((index.get(x) || index.set(x, domain.push(x))) - 1) % range.length]; + } + + function steps(start, step) { + return d3.range(domain.length).map(function(i) { return start + step * i; }); + } + + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = []; + index = new d3_Map; + var i = -1, n = x.length, xi; + while (++i < n) if (!index.has(xi = x[i])) index.set(xi, domain.push(xi)); + return scale[ranger.t](ranger.x, ranger.p); + }; + + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + rangeBand = 0; + ranger = {t: "range", x: x}; + return scale; + }; + + scale.rangePoints = function(x, padding) { + if (arguments.length < 2) padding = 0; + var start = x[0], + stop = x[1], + step = (stop - start) / (domain.length - 1 + padding); + range = steps(domain.length < 2 ? (start + stop) / 2 : start + step * padding / 2, step); + rangeBand = 0; + ranger = {t: "rangePoints", x: x, p: padding}; + return scale; + }; + + scale.rangeBands = function(x, padding) { + if (arguments.length < 2) padding = 0; + var reverse = x[1] < x[0], + start = x[reverse - 0], + stop = x[1 - reverse], + step = (stop - start) / (domain.length + padding); + range = steps(start + step * padding, step); + if (reverse) range.reverse(); + rangeBand = step * (1 - padding); + ranger = {t: "rangeBands", x: x, p: padding}; + return scale; + }; + + scale.rangeRoundBands = function(x, padding) { + if (arguments.length < 2) padding = 0; + var reverse = x[1] < x[0], + start = x[reverse - 0], + stop = x[1 - reverse], + step = Math.floor((stop - start) / (domain.length + padding)), + error = stop - start - (domain.length - padding) * step; + range = steps(start + Math.round(error / 2), step); + if (reverse) range.reverse(); + rangeBand = Math.round(step * (1 - padding)); + ranger = {t: "rangeRoundBands", x: x, p: padding}; + return scale; + }; + + scale.rangeBand = function() { + return rangeBand; + }; + + scale.rangeExtent = function() { + return d3_scaleExtent(ranger.x); + }; + + scale.copy = function() { + return d3_scale_ordinal(domain, ranger); + }; + + return scale.domain(domain); +} +/* + * This product includes color specifications and designs developed by Cynthia + * Brewer (http://colorbrewer.org/). See lib/colorbrewer for more information. + */ + +d3.scale.category10 = function() { + return d3.scale.ordinal().range(d3_category10); +}; + +d3.scale.category20 = function() { + return d3.scale.ordinal().range(d3_category20); +}; + +d3.scale.category20b = function() { + return d3.scale.ordinal().range(d3_category20b); +}; + +d3.scale.category20c = function() { + return d3.scale.ordinal().range(d3_category20c); +}; + +var d3_category10 = [ + "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd", + "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf" +]; + +var d3_category20 = [ + "#1f77b4", "#aec7e8", + "#ff7f0e", "#ffbb78", + "#2ca02c", "#98df8a", + "#d62728", "#ff9896", + "#9467bd", "#c5b0d5", + "#8c564b", "#c49c94", + "#e377c2", "#f7b6d2", + "#7f7f7f", "#c7c7c7", + "#bcbd22", "#dbdb8d", + "#17becf", "#9edae5" +]; + +var d3_category20b = [ + "#393b79", "#5254a3", "#6b6ecf", "#9c9ede", + "#637939", "#8ca252", "#b5cf6b", "#cedb9c", + "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94", + "#843c39", "#ad494a", "#d6616b", "#e7969c", + "#7b4173", "#a55194", "#ce6dbd", "#de9ed6" +]; + +var d3_category20c = [ + "#3182bd", "#6baed6", "#9ecae1", "#c6dbef", + "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2", + "#31a354", "#74c476", "#a1d99b", "#c7e9c0", + "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb", + "#636363", "#969696", "#bdbdbd", "#d9d9d9" +]; +d3.scale.quantile = function() { + return d3_scale_quantile([], []); +}; + +function d3_scale_quantile(domain, range) { + var thresholds; + + function rescale() { + var k = 0, + n = domain.length, + q = range.length; + thresholds = []; + while (++k < q) thresholds[k - 1] = d3.quantile(domain, k / q); + return scale; + } + + function scale(x) { + if (isNaN(x = +x)) return NaN; + return range[d3.bisect(thresholds, x)]; + } + + scale.domain = function(x) { + if (!arguments.length) return domain; + domain = x.filter(function(d) { return !isNaN(d); }).sort(d3.ascending); + return rescale(); + }; + + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + + scale.quantiles = function() { + return thresholds; + }; + + scale.copy = function() { + return d3_scale_quantile(domain, range); // copy on write! + }; + + return rescale(); +} +d3.scale.quantize = function() { + return d3_scale_quantize(0, 1, [0, 1]); +}; + +function d3_scale_quantize(x0, x1, range) { + var kx, i; + + function scale(x) { + return range[Math.max(0, Math.min(i, Math.floor(kx * (x - x0))))]; + } + + function rescale() { + kx = range.length / (x1 - x0); + i = range.length - 1; + return scale; + } + + scale.domain = function(x) { + if (!arguments.length) return [x0, x1]; + x0 = +x[0]; + x1 = +x[x.length - 1]; + return rescale(); + }; + + scale.range = function(x) { + if (!arguments.length) return range; + range = x; + return rescale(); + }; + + scale.copy = function() { + return d3_scale_quantize(x0, x1, range); // copy on write + }; + + return rescale(); +} +d3.scale.identity = function() { + return d3_scale_identity([0, 1]); +}; + +function d3_scale_identity(domain) { + + function identity(x) { return +x; } + + identity.invert = identity; + + identity.domain = identity.range = function(x) { + if (!arguments.length) return domain; + domain = x.map(identity); + return identity; + }; + + identity.ticks = function(m) { + return d3_scale_linearTicks(domain, m); + }; + + identity.tickFormat = function(m) { + return d3_scale_linearTickFormat(domain, m); + }; + + identity.copy = function() { + return d3_scale_identity(domain); + }; + + return identity; +} +d3.svg = {}; +d3.svg.arc = function() { + var innerRadius = d3_svg_arcInnerRadius, + outerRadius = d3_svg_arcOuterRadius, + startAngle = d3_svg_arcStartAngle, + endAngle = d3_svg_arcEndAngle; + + function arc() { + var r0 = innerRadius.apply(this, arguments), + r1 = outerRadius.apply(this, arguments), + a0 = startAngle.apply(this, arguments) + d3_svg_arcOffset, + a1 = endAngle.apply(this, arguments) + d3_svg_arcOffset, + da = (a1 < a0 && (da = a0, a0 = a1, a1 = da), a1 - a0), + df = da < Math.PI ? "0" : "1", + c0 = Math.cos(a0), + s0 = Math.sin(a0), + c1 = Math.cos(a1), + s1 = Math.sin(a1); + return da >= d3_svg_arcMax + ? (r0 + ? "M0," + r1 + + "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1) + + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + + "M0," + r0 + + "A" + r0 + "," + r0 + " 0 1,0 0," + (-r0) + + "A" + r0 + "," + r0 + " 0 1,0 0," + r0 + + "Z" + : "M0," + r1 + + "A" + r1 + "," + r1 + " 0 1,1 0," + (-r1) + + "A" + r1 + "," + r1 + " 0 1,1 0," + r1 + + "Z") + : (r0 + ? "M" + r1 * c0 + "," + r1 * s0 + + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + + "L" + r0 * c1 + "," + r0 * s1 + + "A" + r0 + "," + r0 + " 0 " + df + ",0 " + r0 * c0 + "," + r0 * s0 + + "Z" + : "M" + r1 * c0 + "," + r1 * s0 + + "A" + r1 + "," + r1 + " 0 " + df + ",1 " + r1 * c1 + "," + r1 * s1 + + "L0,0" + + "Z"); + } + + arc.innerRadius = function(v) { + if (!arguments.length) return innerRadius; + innerRadius = d3.functor(v); + return arc; + }; + + arc.outerRadius = function(v) { + if (!arguments.length) return outerRadius; + outerRadius = d3.functor(v); + return arc; + }; + + arc.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3.functor(v); + return arc; + }; + + arc.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3.functor(v); + return arc; + }; + + arc.centroid = function() { + var r = (innerRadius.apply(this, arguments) + + outerRadius.apply(this, arguments)) / 2, + a = (startAngle.apply(this, arguments) + + endAngle.apply(this, arguments)) / 2 + d3_svg_arcOffset; + return [Math.cos(a) * r, Math.sin(a) * r]; + }; + + return arc; +}; + +var d3_svg_arcOffset = -Math.PI / 2, + d3_svg_arcMax = 2 * Math.PI - 1e-6; + +function d3_svg_arcInnerRadius(d) { + return d.innerRadius; +} + +function d3_svg_arcOuterRadius(d) { + return d.outerRadius; +} + +function d3_svg_arcStartAngle(d) { + return d.startAngle; +} + +function d3_svg_arcEndAngle(d) { + return d.endAngle; +} +function d3_svg_line(projection) { + var x = d3_svg_lineX, + y = d3_svg_lineY, + interpolate = d3_svg_lineInterpolatorDefault, + interpolator = d3_svg_lineInterpolators.get(interpolate), + tension = .7; + + function line(d) { + return d.length < 1 ? null : "M" + interpolator(projection(d3_svg_linePoints(this, d, x, y)), tension); + } + + line.x = function(v) { + if (!arguments.length) return x; + x = v; + return line; + }; + + line.y = function(v) { + if (!arguments.length) return y; + y = v; + return line; + }; + + line.interpolate = function(v) { + if (!arguments.length) return interpolate; + if (!d3_svg_lineInterpolators.has(v += "")) v = d3_svg_lineInterpolatorDefault; + interpolator = d3_svg_lineInterpolators.get(interpolate = v); + return line; + }; + + line.tension = function(v) { + if (!arguments.length) return tension; + tension = v; + return line; + }; + + return line; +} + +d3.svg.line = function() { + return d3_svg_line(Object); +}; + +// Converts the specified array of data into an array of points +// (x-y tuples), by evaluating the specified `x` and `y` functions on each +// data point. The `this` context of the evaluated functions is the specified +// "self" object; each function is passed the current datum and index. +function d3_svg_linePoints(self, d, x, y) { + var points = [], + i = -1, + n = d.length, + fx = typeof x === "function", + fy = typeof y === "function", + value; + if (fx && fy) { + while (++i < n) points.push([ + x.call(self, value = d[i], i), + y.call(self, value, i) + ]); + } else if (fx) { + while (++i < n) points.push([x.call(self, d[i], i), y]); + } else if (fy) { + while (++i < n) points.push([x, y.call(self, d[i], i)]); + } else { + while (++i < n) points.push([x, y]); + } + return points; +} + +// The default `x` property, which references d[0]. +function d3_svg_lineX(d) { + return d[0]; +} + +// The default `y` property, which references d[1]. +function d3_svg_lineY(d) { + return d[1]; +} + +var d3_svg_lineInterpolatorDefault = "linear"; + +// The various interpolators supported by the `line` class. +var d3_svg_lineInterpolators = d3.map({ + "linear": d3_svg_lineLinear, + "step-before": d3_svg_lineStepBefore, + "step-after": d3_svg_lineStepAfter, + "basis": d3_svg_lineBasis, + "basis-open": d3_svg_lineBasisOpen, + "basis-closed": d3_svg_lineBasisClosed, + "bundle": d3_svg_lineBundle, + "cardinal": d3_svg_lineCardinal, + "cardinal-open": d3_svg_lineCardinalOpen, + "cardinal-closed": d3_svg_lineCardinalClosed, + "monotone": d3_svg_lineMonotone +}); + +// Linear interpolation; generates "L" commands. +function d3_svg_lineLinear(points) { + var i = 0, + n = points.length, + p = points[0], + path = [p[0], ",", p[1]]; + while (++i < n) path.push("L", (p = points[i])[0], ",", p[1]); + return path.join(""); +} + +// Step interpolation; generates "H" and "V" commands. +function d3_svg_lineStepBefore(points) { + var i = 0, + n = points.length, + p = points[0], + path = [p[0], ",", p[1]]; + while (++i < n) path.push("V", (p = points[i])[1], "H", p[0]); + return path.join(""); +} + +// Step interpolation; generates "H" and "V" commands. +function d3_svg_lineStepAfter(points) { + var i = 0, + n = points.length, + p = points[0], + path = [p[0], ",", p[1]]; + while (++i < n) path.push("H", (p = points[i])[0], "V", p[1]); + return path.join(""); +} + +// Open cardinal spline interpolation; generates "C" commands. +function d3_svg_lineCardinalOpen(points, tension) { + return points.length < 4 + ? d3_svg_lineLinear(points) + : points[1] + d3_svg_lineHermite(points.slice(1, points.length - 1), + d3_svg_lineCardinalTangents(points, tension)); +} + +// Closed cardinal spline interpolation; generates "C" commands. +function d3_svg_lineCardinalClosed(points, tension) { + return points.length < 3 + ? d3_svg_lineLinear(points) + : points[0] + d3_svg_lineHermite((points.push(points[0]), points), + d3_svg_lineCardinalTangents([points[points.length - 2]] + .concat(points, [points[1]]), tension)); +} + +// Cardinal spline interpolation; generates "C" commands. +function d3_svg_lineCardinal(points, tension, closed) { + return points.length < 3 + ? d3_svg_lineLinear(points) + : points[0] + d3_svg_lineHermite(points, + d3_svg_lineCardinalTangents(points, tension)); +} + +// Hermite spline construction; generates "C" commands. +function d3_svg_lineHermite(points, tangents) { + if (tangents.length < 1 + || (points.length != tangents.length + && points.length != tangents.length + 2)) { + return d3_svg_lineLinear(points); + } + + var quad = points.length != tangents.length, + path = "", + p0 = points[0], + p = points[1], + t0 = tangents[0], + t = t0, + pi = 1; + + if (quad) { + path += "Q" + (p[0] - t0[0] * 2 / 3) + "," + (p[1] - t0[1] * 2 / 3) + + "," + p[0] + "," + p[1]; + p0 = points[1]; + pi = 2; + } + + if (tangents.length > 1) { + t = tangents[1]; + p = points[pi]; + pi++; + path += "C" + (p0[0] + t0[0]) + "," + (p0[1] + t0[1]) + + "," + (p[0] - t[0]) + "," + (p[1] - t[1]) + + "," + p[0] + "," + p[1]; + for (var i = 2; i < tangents.length; i++, pi++) { + p = points[pi]; + t = tangents[i]; + path += "S" + (p[0] - t[0]) + "," + (p[1] - t[1]) + + "," + p[0] + "," + p[1]; + } + } + + if (quad) { + var lp = points[pi]; + path += "Q" + (p[0] + t[0] * 2 / 3) + "," + (p[1] + t[1] * 2 / 3) + + "," + lp[0] + "," + lp[1]; + } + + return path; +} + +// Generates tangents for a cardinal spline. +function d3_svg_lineCardinalTangents(points, tension) { + var tangents = [], + a = (1 - tension) / 2, + p0, + p1 = points[0], + p2 = points[1], + i = 1, + n = points.length; + while (++i < n) { + p0 = p1; + p1 = p2; + p2 = points[i]; + tangents.push([a * (p2[0] - p0[0]), a * (p2[1] - p0[1])]); + } + return tangents; +} + +// B-spline interpolation; generates "C" commands. +function d3_svg_lineBasis(points) { + if (points.length < 3) return d3_svg_lineLinear(points); + var i = 1, + n = points.length, + pi = points[0], + x0 = pi[0], + y0 = pi[1], + px = [x0, x0, x0, (pi = points[1])[0]], + py = [y0, y0, y0, pi[1]], + path = [x0, ",", y0]; + d3_svg_lineBasisBezier(path, px, py); + while (++i < n) { + pi = points[i]; + px.shift(); px.push(pi[0]); + py.shift(); py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + i = -1; + while (++i < 2) { + px.shift(); px.push(pi[0]); + py.shift(); py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); +} + +// Open B-spline interpolation; generates "C" commands. +function d3_svg_lineBasisOpen(points) { + if (points.length < 4) return d3_svg_lineLinear(points); + var path = [], + i = -1, + n = points.length, + pi, + px = [0], + py = [0]; + while (++i < 3) { + pi = points[i]; + px.push(pi[0]); + py.push(pi[1]); + } + path.push(d3_svg_lineDot4(d3_svg_lineBasisBezier3, px) + + "," + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py)); + --i; while (++i < n) { + pi = points[i]; + px.shift(); px.push(pi[0]); + py.shift(); py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); +} + +// Closed B-spline interpolation; generates "C" commands. +function d3_svg_lineBasisClosed(points) { + var path, + i = -1, + n = points.length, + m = n + 4, + pi, + px = [], + py = []; + while (++i < 4) { + pi = points[i % n]; + px.push(pi[0]); + py.push(pi[1]); + } + path = [ + d3_svg_lineDot4(d3_svg_lineBasisBezier3, px), ",", + d3_svg_lineDot4(d3_svg_lineBasisBezier3, py) + ]; + --i; while (++i < m) { + pi = points[i % n]; + px.shift(); px.push(pi[0]); + py.shift(); py.push(pi[1]); + d3_svg_lineBasisBezier(path, px, py); + } + return path.join(""); +} + +function d3_svg_lineBundle(points, tension) { + var n = points.length - 1, + x0 = points[0][0], + y0 = points[0][1], + dx = points[n][0] - x0, + dy = points[n][1] - y0, + i = -1, + p, + t; + while (++i <= n) { + p = points[i]; + t = i / n; + p[0] = tension * p[0] + (1 - tension) * (x0 + t * dx); + p[1] = tension * p[1] + (1 - tension) * (y0 + t * dy); + } + return d3_svg_lineBasis(points); +} + +// Returns the dot product of the given four-element vectors. +function d3_svg_lineDot4(a, b) { + return a[0] * b[0] + a[1] * b[1] + a[2] * b[2] + a[3] * b[3]; +} + +// Matrix to transform basis (b-spline) control points to bezier +// control points. Derived from FvD 11.2.8. +var d3_svg_lineBasisBezier1 = [0, 2/3, 1/3, 0], + d3_svg_lineBasisBezier2 = [0, 1/3, 2/3, 0], + d3_svg_lineBasisBezier3 = [0, 1/6, 2/3, 1/6]; + +// Pushes a "C" Bézier curve onto the specified path array, given the +// two specified four-element arrays which define the control points. +function d3_svg_lineBasisBezier(path, x, y) { + path.push( + "C", d3_svg_lineDot4(d3_svg_lineBasisBezier1, x), + ",", d3_svg_lineDot4(d3_svg_lineBasisBezier1, y), + ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, x), + ",", d3_svg_lineDot4(d3_svg_lineBasisBezier2, y), + ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, x), + ",", d3_svg_lineDot4(d3_svg_lineBasisBezier3, y)); +} + +// Computes the slope from points p0 to p1. +function d3_svg_lineSlope(p0, p1) { + return (p1[1] - p0[1]) / (p1[0] - p0[0]); +} + +// Compute three-point differences for the given points. +// http://en.wikipedia.org/wiki/Cubic_Hermite_spline#Finite_difference +function d3_svg_lineFiniteDifferences(points) { + var i = 0, + j = points.length - 1, + m = [], + p0 = points[0], + p1 = points[1], + d = m[0] = d3_svg_lineSlope(p0, p1); + while (++i < j) { + m[i] = d + (d = d3_svg_lineSlope(p0 = p1, p1 = points[i + 1])); + } + m[i] = d; + return m; +} + +// Interpolates the given points using Fritsch-Carlson Monotone cubic Hermite +// interpolation. Returns an array of tangent vectors. For details, see +// http://en.wikipedia.org/wiki/Monotone_cubic_interpolation +function d3_svg_lineMonotoneTangents(points) { + var tangents = [], + d, + a, + b, + s, + m = d3_svg_lineFiniteDifferences(points), + i = -1, + j = points.length - 1; + + // The first two steps are done by computing finite-differences: + // 1. Compute the slopes of the secant lines between successive points. + // 2. Initialize the tangents at every point as the average of the secants. + + // Then, for each segment… + while (++i < j) { + d = d3_svg_lineSlope(points[i], points[i + 1]); + + // 3. If two successive yk = y{k + 1} are equal (i.e., d is zero), then set + // mk = m{k + 1} = 0 as the spline connecting these points must be flat to + // preserve monotonicity. Ignore step 4 and 5 for those k. + + if (Math.abs(d) < 1e-6) { + m[i] = m[i + 1] = 0; + } else { + // 4. Let ak = mk / dk and bk = m{k + 1} / dk. + a = m[i] / d; + b = m[i + 1] / d; + + // 5. Prevent overshoot and ensure monotonicity by restricting the + // magnitude of vector <ak, bk> to a circle of radius 3. + s = a * a + b * b; + if (s > 9) { + s = d * 3 / Math.sqrt(s); + m[i] = s * a; + m[i + 1] = s * b; + } + } + } + + // Compute the normalized tangent vector from the slopes. Note that if x is + // not monotonic, it's possible that the slope will be infinite, so we protect + // against NaN by setting the coordinate to zero. + i = -1; while (++i <= j) { + s = (points[Math.min(j, i + 1)][0] - points[Math.max(0, i - 1)][0]) + / (6 * (1 + m[i] * m[i])); + tangents.push([s || 0, m[i] * s || 0]); + } + + return tangents; +} + +function d3_svg_lineMonotone(points) { + return points.length < 3 + ? d3_svg_lineLinear(points) + : points[0] + + d3_svg_lineHermite(points, d3_svg_lineMonotoneTangents(points)); +} +d3.svg.line.radial = function() { + var line = d3_svg_line(d3_svg_lineRadial); + line.radius = line.x, delete line.x; + line.angle = line.y, delete line.y; + return line; +}; + +function d3_svg_lineRadial(points) { + var point, + i = -1, + n = points.length, + r, + a; + while (++i < n) { + point = points[i]; + r = point[0]; + a = point[1] + d3_svg_arcOffset; + point[0] = r * Math.cos(a); + point[1] = r * Math.sin(a); + } + return points; +} +function d3_svg_area(projection) { + var x0 = d3_svg_lineX, + x1 = d3_svg_lineX, + y0 = 0, + y1 = d3_svg_lineY, + interpolate, + i0, + i1, + tension = .7; + + function area(d) { + if (d.length < 1) return null; + var points0 = d3_svg_linePoints(this, d, x0, y0), + points1 = d3_svg_linePoints(this, d, x0 === x1 ? d3_svg_areaX(points0) : x1, y0 === y1 ? d3_svg_areaY(points0) : y1); + return "M" + i0(projection(points1), tension) + + "L" + i1(projection(points0.reverse()), tension) + + "Z"; + } + + area.x = function(x) { + if (!arguments.length) return x1; + x0 = x1 = x; + return area; + }; + + area.x0 = function(x) { + if (!arguments.length) return x0; + x0 = x; + return area; + }; + + area.x1 = function(x) { + if (!arguments.length) return x1; + x1 = x; + return area; + }; + + area.y = function(y) { + if (!arguments.length) return y1; + y0 = y1 = y; + return area; + }; + + area.y0 = function(y) { + if (!arguments.length) return y0; + y0 = y; + return area; + }; + + area.y1 = function(y) { + if (!arguments.length) return y1; + y1 = y; + return area; + }; + + area.interpolate = function(x) { + if (!arguments.length) return interpolate; + if (!d3_svg_lineInterpolators.has(x += "")) x = d3_svg_lineInterpolatorDefault; + i0 = d3_svg_lineInterpolators.get(interpolate = x); + i1 = i0.reverse || i0; + return area; + }; + + area.tension = function(x) { + if (!arguments.length) return tension; + tension = x; + return area; + }; + + return area.interpolate("linear"); +} + +d3_svg_lineStepBefore.reverse = d3_svg_lineStepAfter; +d3_svg_lineStepAfter.reverse = d3_svg_lineStepBefore; + +d3.svg.area = function() { + return d3_svg_area(Object); +}; + +function d3_svg_areaX(points) { + return function(d, i) { + return points[i][0]; + }; +} + +function d3_svg_areaY(points) { + return function(d, i) { + return points[i][1]; + }; +} +d3.svg.area.radial = function() { + var area = d3_svg_area(d3_svg_lineRadial); + area.radius = area.x, delete area.x; + area.innerRadius = area.x0, delete area.x0; + area.outerRadius = area.x1, delete area.x1; + area.angle = area.y, delete area.y; + area.startAngle = area.y0, delete area.y0; + area.endAngle = area.y1, delete area.y1; + return area; +}; +d3.svg.chord = function() { + var source = d3_svg_chordSource, + target = d3_svg_chordTarget, + radius = d3_svg_chordRadius, + startAngle = d3_svg_arcStartAngle, + endAngle = d3_svg_arcEndAngle; + + // TODO Allow control point to be customized. + + function chord(d, i) { + var s = subgroup(this, source, d, i), + t = subgroup(this, target, d, i); + return "M" + s.p0 + + arc(s.r, s.p1, s.a1 - s.a0) + (equals(s, t) + ? curve(s.r, s.p1, s.r, s.p0) + : curve(s.r, s.p1, t.r, t.p0) + + arc(t.r, t.p1, t.a1 - t.a0) + + curve(t.r, t.p1, s.r, s.p0)) + + "Z"; + } + + function subgroup(self, f, d, i) { + var subgroup = f.call(self, d, i), + r = radius.call(self, subgroup, i), + a0 = startAngle.call(self, subgroup, i) + d3_svg_arcOffset, + a1 = endAngle.call(self, subgroup, i) + d3_svg_arcOffset; + return { + r: r, + a0: a0, + a1: a1, + p0: [r * Math.cos(a0), r * Math.sin(a0)], + p1: [r * Math.cos(a1), r * Math.sin(a1)] + }; + } + + function equals(a, b) { + return a.a0 == b.a0 && a.a1 == b.a1; + } + + function arc(r, p, a) { + return "A" + r + "," + r + " 0 " + +(a > Math.PI) + ",1 " + p; + } + + function curve(r0, p0, r1, p1) { + return "Q 0,0 " + p1; + } + + chord.radius = function(v) { + if (!arguments.length) return radius; + radius = d3.functor(v); + return chord; + }; + + chord.source = function(v) { + if (!arguments.length) return source; + source = d3.functor(v); + return chord; + }; + + chord.target = function(v) { + if (!arguments.length) return target; + target = d3.functor(v); + return chord; + }; + + chord.startAngle = function(v) { + if (!arguments.length) return startAngle; + startAngle = d3.functor(v); + return chord; + }; + + chord.endAngle = function(v) { + if (!arguments.length) return endAngle; + endAngle = d3.functor(v); + return chord; + }; + + return chord; +}; + +function d3_svg_chordSource(d) { + return d.source; +} + +function d3_svg_chordTarget(d) { + return d.target; +} + +function d3_svg_chordRadius(d) { + return d.radius; +} + +function d3_svg_chordStartAngle(d) { + return d.startAngle; +} + +function d3_svg_chordEndAngle(d) { + return d.endAngle; +} +d3.svg.diagonal = function() { + var source = d3_svg_chordSource, + target = d3_svg_chordTarget, + projection = d3_svg_diagonalProjection; + + function diagonal(d, i) { + var p0 = source.call(this, d, i), + p3 = target.call(this, d, i), + m = (p0.y + p3.y) / 2, + p = [p0, {x: p0.x, y: m}, {x: p3.x, y: m}, p3]; + p = p.map(projection); + return "M" + p[0] + "C" + p[1] + " " + p[2] + " " + p[3]; + } + + diagonal.source = function(x) { + if (!arguments.length) return source; + source = d3.functor(x); + return diagonal; + }; + + diagonal.target = function(x) { + if (!arguments.length) return target; + target = d3.functor(x); + return diagonal; + }; + + diagonal.projection = function(x) { + if (!arguments.length) return projection; + projection = x; + return diagonal; + }; + + return diagonal; +}; + +function d3_svg_diagonalProjection(d) { + return [d.x, d.y]; +} +d3.svg.diagonal.radial = function() { + var diagonal = d3.svg.diagonal(), + projection = d3_svg_diagonalProjection, + projection_ = diagonal.projection; + + diagonal.projection = function(x) { + return arguments.length + ? projection_(d3_svg_diagonalRadialProjection(projection = x)) + : projection; + }; + + return diagonal; +}; + +function d3_svg_diagonalRadialProjection(projection) { + return function() { + var d = projection.apply(this, arguments), + r = d[0], + a = d[1] + d3_svg_arcOffset; + return [r * Math.cos(a), r * Math.sin(a)]; + }; +} +d3.svg.mouse = d3.mouse; +d3.svg.touches = d3.touches; +d3.svg.symbol = function() { + var type = d3_svg_symbolType, + size = d3_svg_symbolSize; + + function symbol(d, i) { + return (d3_svg_symbols.get(type.call(this, d, i)) + || d3_svg_symbolCircle) + (size.call(this, d, i)); + } + + symbol.type = function(x) { + if (!arguments.length) return type; + type = d3.functor(x); + return symbol; + }; + + // size of symbol in square pixels + symbol.size = function(x) { + if (!arguments.length) return size; + size = d3.functor(x); + return symbol; + }; + + return symbol; +}; + +function d3_svg_symbolSize() { + return 64; +} + +function d3_svg_symbolType() { + return "circle"; +} + +function d3_svg_symbolCircle(size) { + var r = Math.sqrt(size / Math.PI); + return "M0," + r + + "A" + r + "," + r + " 0 1,1 0," + (-r) + + "A" + r + "," + r + " 0 1,1 0," + r + + "Z"; +} + +// TODO cross-diagonal? +var d3_svg_symbols = d3.map({ + "circle": d3_svg_symbolCircle, + "cross": function(size) { + var r = Math.sqrt(size / 5) / 2; + return "M" + -3 * r + "," + -r + + "H" + -r + + "V" + -3 * r + + "H" + r + + "V" + -r + + "H" + 3 * r + + "V" + r + + "H" + r + + "V" + 3 * r + + "H" + -r + + "V" + r + + "H" + -3 * r + + "Z"; + }, + "diamond": function(size) { + var ry = Math.sqrt(size / (2 * d3_svg_symbolTan30)), + rx = ry * d3_svg_symbolTan30; + return "M0," + -ry + + "L" + rx + ",0" + + " 0," + ry + + " " + -rx + ",0" + + "Z"; + }, + "square": function(size) { + var r = Math.sqrt(size) / 2; + return "M" + -r + "," + -r + + "L" + r + "," + -r + + " " + r + "," + r + + " " + -r + "," + r + + "Z"; + }, + "triangle-down": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), + ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + ry + + "L" + rx +"," + -ry + + " " + -rx + "," + -ry + + "Z"; + }, + "triangle-up": function(size) { + var rx = Math.sqrt(size / d3_svg_symbolSqrt3), + ry = rx * d3_svg_symbolSqrt3 / 2; + return "M0," + -ry + + "L" + rx +"," + ry + + " " + -rx + "," + ry + + "Z"; + } +}); + +d3.svg.symbolTypes = d3_svg_symbols.keys(); + +var d3_svg_symbolSqrt3 = Math.sqrt(3), + d3_svg_symbolTan30 = Math.tan(30 * Math.PI / 180); +d3.svg.axis = function() { + var scale = d3.scale.linear(), + orient = "bottom", + tickMajorSize = 6, + tickMinorSize = 6, + tickEndSize = 6, + tickPadding = 3, + tickArguments_ = [10], + tickValues = null, + tickFormat_, + tickSubdivide = 0; + + function axis(g) { + g.each(function() { + var g = d3.select(this); + + // Ticks, or domain values for ordinal scales. + var ticks = tickValues == null ? (scale.ticks ? scale.ticks.apply(scale, tickArguments_) : scale.domain()) : tickValues, + tickFormat = tickFormat_ == null ? (scale.tickFormat ? scale.tickFormat.apply(scale, tickArguments_) : String) : tickFormat_; + + // Minor ticks. + var subticks = d3_svg_axisSubdivide(scale, ticks, tickSubdivide), + subtick = g.selectAll(".minor").data(subticks, String), + subtickEnter = subtick.enter().insert("line", "g").attr("class", "tick minor").style("opacity", 1e-6), + subtickExit = d3.transition(subtick.exit()).style("opacity", 1e-6).remove(), + subtickUpdate = d3.transition(subtick).style("opacity", 1); + + // Major ticks. + var tick = g.selectAll("g").data(ticks, String), + tickEnter = tick.enter().insert("g", "path").style("opacity", 1e-6), + tickExit = d3.transition(tick.exit()).style("opacity", 1e-6).remove(), + tickUpdate = d3.transition(tick).style("opacity", 1), + tickTransform; + + // Domain. + var range = d3_scaleRange(scale), + path = g.selectAll(".domain").data([0]), + pathEnter = path.enter().append("path").attr("class", "domain"), + pathUpdate = d3.transition(path); + + // Stash a snapshot of the new scale, and retrieve the old snapshot. + var scale1 = scale.copy(), + scale0 = this.__chart__ || scale1; + this.__chart__ = scale1; + + tickEnter.append("line").attr("class", "tick"); + tickEnter.append("text"); + tickUpdate.select("text").text(tickFormat); + + switch (orient) { + case "bottom": { + tickTransform = d3_svg_axisX; + subtickEnter.attr("y2", tickMinorSize); + subtickUpdate.attr("x2", 0).attr("y2", tickMinorSize); + tickEnter.select("line").attr("y2", tickMajorSize); + tickEnter.select("text").attr("y", Math.max(tickMajorSize, 0) + tickPadding); + tickUpdate.select("line").attr("x2", 0).attr("y2", tickMajorSize); + tickUpdate.select("text").attr("x", 0).attr("y", Math.max(tickMajorSize, 0) + tickPadding).attr("dy", ".71em").attr("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + tickEndSize + "V0H" + range[1] + "V" + tickEndSize); + break; + } + case "top": { + tickTransform = d3_svg_axisX; + subtickEnter.attr("y2", -tickMinorSize); + subtickUpdate.attr("x2", 0).attr("y2", -tickMinorSize); + tickEnter.select("line").attr("y2", -tickMajorSize); + tickEnter.select("text").attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)); + tickUpdate.select("line").attr("x2", 0).attr("y2", -tickMajorSize); + tickUpdate.select("text").attr("x", 0).attr("y", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("dy", "0em").attr("text-anchor", "middle"); + pathUpdate.attr("d", "M" + range[0] + "," + -tickEndSize + "V0H" + range[1] + "V" + -tickEndSize); + break; + } + case "left": { + tickTransform = d3_svg_axisY; + subtickEnter.attr("x2", -tickMinorSize); + subtickUpdate.attr("x2", -tickMinorSize).attr("y2", 0); + tickEnter.select("line").attr("x2", -tickMajorSize); + tickEnter.select("text").attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)); + tickUpdate.select("line").attr("x2", -tickMajorSize).attr("y2", 0); + tickUpdate.select("text").attr("x", -(Math.max(tickMajorSize, 0) + tickPadding)).attr("y", 0).attr("dy", ".32em").attr("text-anchor", "end"); + pathUpdate.attr("d", "M" + -tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + -tickEndSize); + break; + } + case "right": { + tickTransform = d3_svg_axisY; + subtickEnter.attr("x2", tickMinorSize); + subtickUpdate.attr("x2", tickMinorSize).attr("y2", 0); + tickEnter.select("line").attr("x2", tickMajorSize); + tickEnter.select("text").attr("x", Math.max(tickMajorSize, 0) + tickPadding); + tickUpdate.select("line").attr("x2", tickMajorSize).attr("y2", 0); + tickUpdate.select("text").attr("x", Math.max(tickMajorSize, 0) + tickPadding).attr("y", 0).attr("dy", ".32em").attr("text-anchor", "start"); + pathUpdate.attr("d", "M" + tickEndSize + "," + range[0] + "H0V" + range[1] + "H" + tickEndSize); + break; + } + } + + // For quantitative scales: + // - enter new ticks from the old scale + // - exit old ticks to the new scale + if (scale.ticks) { + tickEnter.call(tickTransform, scale0); + tickUpdate.call(tickTransform, scale1); + tickExit.call(tickTransform, scale1); + subtickEnter.call(tickTransform, scale0); + subtickUpdate.call(tickTransform, scale1); + subtickExit.call(tickTransform, scale1); + } + + // For ordinal scales: + // - any entering ticks are undefined in the old scale + // - any exiting ticks are undefined in the new scale + // Therefore, we only need to transition updating ticks. + else { + var dx = scale1.rangeBand() / 2, x = function(d) { return scale1(d) + dx; }; + tickEnter.call(tickTransform, x); + tickUpdate.call(tickTransform, x); + } + }); + } + + axis.scale = function(x) { + if (!arguments.length) return scale; + scale = x; + return axis; + }; + + axis.orient = function(x) { + if (!arguments.length) return orient; + orient = x; + return axis; + }; + + axis.ticks = function() { + if (!arguments.length) return tickArguments_; + tickArguments_ = arguments; + return axis; + }; + + axis.tickValues = function(x) { + if (!arguments.length) return tickValues; + tickValues = x; + return axis; + }; + + axis.tickFormat = function(x) { + if (!arguments.length) return tickFormat_; + tickFormat_ = x; + return axis; + }; + + axis.tickSize = function(x, y, z) { + if (!arguments.length) return tickMajorSize; + var n = arguments.length - 1; + tickMajorSize = +x; + tickMinorSize = n > 1 ? +y : tickMajorSize; + tickEndSize = n > 0 ? +arguments[n] : tickMajorSize; + return axis; + }; + + axis.tickPadding = function(x) { + if (!arguments.length) return tickPadding; + tickPadding = +x; + return axis; + }; + + axis.tickSubdivide = function(x) { + if (!arguments.length) return tickSubdivide; + tickSubdivide = +x; + return axis; + }; + + return axis; +}; + +function d3_svg_axisX(selection, x) { + selection.attr("transform", function(d) { return "translate(" + x(d) + ",0)"; }); +} + +function d3_svg_axisY(selection, y) { + selection.attr("transform", function(d) { return "translate(0," + y(d) + ")"; }); +} + +function d3_svg_axisSubdivide(scale, ticks, m) { + subticks = []; + if (m && ticks.length > 1) { + var extent = d3_scaleExtent(scale.domain()), + subticks, + i = -1, + n = ticks.length, + d = (ticks[1] - ticks[0]) / ++m, + j, + v; + while (++i < n) { + for (j = m; --j > 0;) { + if ((v = +ticks[i] - j * d) >= extent[0]) { + subticks.push(v); + } + } + } + for (--i, j = 0; ++j < m && (v = +ticks[i] + j * d) < extent[1];) { + subticks.push(v); + } + } + return subticks; +} +d3.svg.brush = function() { + var event = d3_eventDispatch(brush, "brushstart", "brush", "brushend"), + x = null, // x-scale, optional + y = null, // y-scale, optional + resizes = d3_svg_brushResizes[0], + extent = [[0, 0], [0, 0]], // [x0, y0], [x1, y1], in pixels (integers) + extentDomain; // the extent in data space, lazily created + + function brush(g) { + g.each(function() { + var g = d3.select(this), + bg = g.selectAll(".background").data([0]), + fg = g.selectAll(".extent").data([0]), + tz = g.selectAll(".resize").data(resizes, String), + e; + + // Prepare the brush container for events. + g + .style("pointer-events", "all") + .on("mousedown.brush", brushstart) + .on("touchstart.brush", brushstart); + + // An invisible, mouseable area for starting a new brush. + bg.enter().append("rect") + .attr("class", "background") + .style("visibility", "hidden") + .style("cursor", "crosshair"); + + // The visible brush extent; style this as you like! + fg.enter().append("rect") + .attr("class", "extent") + .style("cursor", "move"); + + // More invisible rects for resizing the extent. + tz.enter().append("g") + .attr("class", function(d) { return "resize " + d; }) + .style("cursor", function(d) { return d3_svg_brushCursor[d]; }) + .append("rect") + .attr("x", function(d) { return /[ew]$/.test(d) ? -3 : null; }) + .attr("y", function(d) { return /^[ns]/.test(d) ? -3 : null; }) + .attr("width", 6) + .attr("height", 6) + .style("visibility", "hidden"); + + // Show or hide the resizers. + tz.style("display", brush.empty() ? "none" : null); + + // Remove any superfluous resizers. + tz.exit().remove(); + + // Initialize the background to fill the defined range. + // If the range isn't defined, you can post-process. + if (x) { + e = d3_scaleRange(x); + bg.attr("x", e[0]).attr("width", e[1] - e[0]); + redrawX(g); + } + if (y) { + e = d3_scaleRange(y); + bg.attr("y", e[0]).attr("height", e[1] - e[0]); + redrawY(g); + } + redraw(g); + }); + } + + function redraw(g) { + g.selectAll(".resize").attr("transform", function(d) { + return "translate(" + extent[+/e$/.test(d)][0] + "," + extent[+/^s/.test(d)][1] + ")"; + }); + } + + function redrawX(g) { + g.select(".extent").attr("x", extent[0][0]); + g.selectAll(".extent,.n>rect,.s>rect").attr("width", extent[1][0] - extent[0][0]); + } + + function redrawY(g) { + g.select(".extent").attr("y", extent[0][1]); + g.selectAll(".extent,.e>rect,.w>rect").attr("height", extent[1][1] - extent[0][1]); + } + + function brushstart() { + var target = this, + eventTarget = d3.select(d3.event.target), + event_ = event.of(target, arguments), + g = d3.select(target), + resizing = eventTarget.datum(), + resizingX = !/^(n|s)$/.test(resizing) && x, + resizingY = !/^(e|w)$/.test(resizing) && y, + dragging = eventTarget.classed("extent"), + center, + origin = mouse(), + offset; + + var w = d3.select(window) + .on("mousemove.brush", brushmove) + .on("mouseup.brush", brushend) + .on("touchmove.brush", brushmove) + .on("touchend.brush", brushend) + .on("keydown.brush", keydown) + .on("keyup.brush", keyup); + + // If the extent was clicked on, drag rather than brush; + // store the point between the mouse and extent origin instead. + if (dragging) { + origin[0] = extent[0][0] - origin[0]; + origin[1] = extent[0][1] - origin[1]; + } + + // If a resizer was clicked on, record which side is to be resized. + // Also, set the origin to the opposite side. + else if (resizing) { + var ex = +/w$/.test(resizing), + ey = +/^n/.test(resizing); + offset = [extent[1 - ex][0] - origin[0], extent[1 - ey][1] - origin[1]]; + origin[0] = extent[ex][0]; + origin[1] = extent[ey][1]; + } + + // If the ALT key is down when starting a brush, the center is at the mouse. + else if (d3.event.altKey) center = origin.slice(); + + // Propagate the active cursor to the body for the drag duration. + g.style("pointer-events", "none").selectAll(".resize").style("display", null); + d3.select("body").style("cursor", eventTarget.style("cursor")); + + // Notify listeners. + event_({type: "brushstart"}); + brushmove(); + d3_eventCancel(); + + function mouse() { + var touches = d3.event.changedTouches; + return touches ? d3.touches(target, touches)[0] : d3.mouse(target); + } + + function keydown() { + if (d3.event.keyCode == 32) { + if (!dragging) { + center = null; + origin[0] -= extent[1][0]; + origin[1] -= extent[1][1]; + dragging = 2; + } + d3_eventCancel(); + } + } + + function keyup() { + if (d3.event.keyCode == 32 && dragging == 2) { + origin[0] += extent[1][0]; + origin[1] += extent[1][1]; + dragging = 0; + d3_eventCancel(); + } + } + + function brushmove() { + var point = mouse(), + moved = false; + + // Preserve the offset for thick resizers. + if (offset) { + point[0] += offset[0]; + point[1] += offset[1]; + } + + if (!dragging) { + + // If needed, determine the center from the current extent. + if (d3.event.altKey) { + if (!center) center = [(extent[0][0] + extent[1][0]) / 2, (extent[0][1] + extent[1][1]) / 2]; + + // Update the origin, for when the ALT key is released. + origin[0] = extent[+(point[0] < center[0])][0]; + origin[1] = extent[+(point[1] < center[1])][1]; + } + + // When the ALT key is released, we clear the center. + else center = null; + } + + // Update the brush extent for each dimension. + if (resizingX && move1(point, x, 0)) { + redrawX(g); + moved = true; + } + if (resizingY && move1(point, y, 1)) { + redrawY(g); + moved = true; + } + + // Final redraw and notify listeners. + if (moved) { + redraw(g); + event_({type: "brush", mode: dragging ? "move" : "resize"}); + } + } + + function move1(point, scale, i) { + var range = d3_scaleRange(scale), + r0 = range[0], + r1 = range[1], + position = origin[i], + size = extent[1][i] - extent[0][i], + min, + max; + + // When dragging, reduce the range by the extent size and position. + if (dragging) { + r0 -= position; + r1 -= size + position; + } + + // Clamp the point so that the extent fits within the range extent. + min = Math.max(r0, Math.min(r1, point[i])); + + // Compute the new extent bounds. + if (dragging) { + max = (min += position) + size; + } else { + + // If the ALT key is pressed, then preserve the center of the extent. + if (center) position = Math.max(r0, Math.min(r1, 2 * center[i] - min)); + + // Compute the min and max of the position and point. + if (position < min) { + max = min; + min = position; + } else { + max = position; + } + } + + // Update the stored bounds. + if (extent[0][i] !== min || extent[1][i] !== max) { + extentDomain = null; + extent[0][i] = min; + extent[1][i] = max; + return true; + } + } + + function brushend() { + brushmove(); + + // reset the cursor styles + g.style("pointer-events", "all").selectAll(".resize").style("display", brush.empty() ? "none" : null); + d3.select("body").style("cursor", null); + + w .on("mousemove.brush", null) + .on("mouseup.brush", null) + .on("touchmove.brush", null) + .on("touchend.brush", null) + .on("keydown.brush", null) + .on("keyup.brush", null); + + event_({type: "brushend"}); + d3_eventCancel(); + } + } + + brush.x = function(z) { + if (!arguments.length) return x; + x = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; // fore! + return brush; + }; + + brush.y = function(z) { + if (!arguments.length) return y; + y = z; + resizes = d3_svg_brushResizes[!x << 1 | !y]; // fore! + return brush; + }; + + brush.extent = function(z) { + var x0, x1, y0, y1, t; + + // Invert the pixel extent to data-space. + if (!arguments.length) { + z = extentDomain || extent; + if (x) { + x0 = z[0][0], x1 = z[1][0]; + if (!extentDomain) { + x0 = extent[0][0], x1 = extent[1][0]; + if (x.invert) x0 = x.invert(x0), x1 = x.invert(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + } + } + if (y) { + y0 = z[0][1], y1 = z[1][1]; + if (!extentDomain) { + y0 = extent[0][1], y1 = extent[1][1]; + if (y.invert) y0 = y.invert(y0), y1 = y.invert(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + } + } + return x && y ? [[x0, y0], [x1, y1]] : x ? [x0, x1] : y && [y0, y1]; + } + + // Scale the data-space extent to pixels. + extentDomain = [[0, 0], [0, 0]]; + if (x) { + x0 = z[0], x1 = z[1]; + if (y) x0 = x0[0], x1 = x1[0]; + extentDomain[0][0] = x0, extentDomain[1][0] = x1; + if (x.invert) x0 = x(x0), x1 = x(x1); + if (x1 < x0) t = x0, x0 = x1, x1 = t; + extent[0][0] = x0 | 0, extent[1][0] = x1 | 0; + } + if (y) { + y0 = z[0], y1 = z[1]; + if (x) y0 = y0[1], y1 = y1[1]; + extentDomain[0][1] = y0, extentDomain[1][1] = y1; + if (y.invert) y0 = y(y0), y1 = y(y1); + if (y1 < y0) t = y0, y0 = y1, y1 = t; + extent[0][1] = y0 | 0, extent[1][1] = y1 | 0; + } + + return brush; + }; + + brush.clear = function() { + extentDomain = null; + extent[0][0] = + extent[0][1] = + extent[1][0] = + extent[1][1] = 0; + return brush; + }; + + brush.empty = function() { + return (x && extent[0][0] === extent[1][0]) + || (y && extent[0][1] === extent[1][1]); + }; + + return d3.rebind(brush, event, "on"); +}; + +var d3_svg_brushCursor = { + n: "ns-resize", + e: "ew-resize", + s: "ns-resize", + w: "ew-resize", + nw: "nwse-resize", + ne: "nesw-resize", + se: "nwse-resize", + sw: "nesw-resize" +}; + +var d3_svg_brushResizes = [ + ["n", "e", "s", "w", "nw", "ne", "se", "sw"], + ["e", "w"], + ["n", "s"], + [] +]; +d3.behavior = {}; +// TODO Track touch points by identifier. + +d3.behavior.drag = function() { + var event = d3_eventDispatch(drag, "drag", "dragstart", "dragend"), + origin = null; + + function drag() { + this.on("mousedown.drag", mousedown) + .on("touchstart.drag", mousedown); + } + + function mousedown() { + var target = this, + event_ = event.of(target, arguments), + eventTarget = d3.event.target, + offset, + origin_ = point(), + moved = 0; + + var w = d3.select(window) + .on("mousemove.drag", dragmove) + .on("touchmove.drag", dragmove) + .on("mouseup.drag", dragend, true) + .on("touchend.drag", dragend, true); + + if (origin) { + offset = origin.apply(target, arguments); + offset = [offset.x - origin_[0], offset.y - origin_[1]]; + } else { + offset = [0, 0]; + } + + event_({type: "dragstart"}); + + function point() { + var p = target.parentNode, + t = d3.event.changedTouches; + return t ? d3.touches(p, t)[0] : d3.mouse(p); + } + + function dragmove() { + if (!target.parentNode) return dragend(); // target removed from DOM + + var p = point(), + dx = p[0] - origin_[0], + dy = p[1] - origin_[1]; + + moved |= dx | dy; + origin_ = p; + d3_eventCancel(); + + event_({type: "drag", x: p[0] + offset[0], y: p[1] + offset[1], dx: dx, dy: dy}); + } + + function dragend() { + event_({type: "dragend"}); + + // if moved, prevent the mouseup (and possibly click) from propagating + if (moved) { + d3_eventCancel(); + if (d3.event.target === eventTarget) w.on("click.drag", click, true); + } + + w .on("mousemove.drag", null) + .on("touchmove.drag", null) + .on("mouseup.drag", null) + .on("touchend.drag", null); + } + + // prevent the subsequent click from propagating (e.g., for anchors) + function click() { + d3_eventCancel(); + w.on("click.drag", null); + } + } + + drag.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return drag; + }; + + return d3.rebind(drag, event, "on"); +}; +d3.behavior.zoom = function() { + var translate = [0, 0], + translate0, // translate when we started zooming (to avoid drift) + scale = 1, + scale0, // scale when we started touching + scaleExtent = d3_behavior_zoomInfinity, + event = d3_eventDispatch(zoom, "zoom"), + x0, + x1, + y0, + y1, + touchtime; // time of last touchstart (to detect double-tap) + + function zoom() { + this + .on("mousedown.zoom", mousedown) + .on("mousewheel.zoom", mousewheel) + .on("mousemove.zoom", mousemove) + .on("DOMMouseScroll.zoom", mousewheel) + .on("dblclick.zoom", dblclick) + .on("touchstart.zoom", touchstart) + .on("touchmove.zoom", touchmove) + .on("touchend.zoom", touchstart); + } + + zoom.translate = function(x) { + if (!arguments.length) return translate; + translate = x.map(Number); + return zoom; + }; + + zoom.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return zoom; + }; + + zoom.scaleExtent = function(x) { + if (!arguments.length) return scaleExtent; + scaleExtent = x == null ? d3_behavior_zoomInfinity : x.map(Number); + return zoom; + }; + + zoom.x = function(z) { + if (!arguments.length) return x1; + x1 = z; + x0 = z.copy(); + return zoom; + }; + + zoom.y = function(z) { + if (!arguments.length) return y1; + y1 = z; + y0 = z.copy(); + return zoom; + }; + + function location(p) { + return [(p[0] - translate[0]) / scale, (p[1] - translate[1]) / scale]; + } + + function point(l) { + return [l[0] * scale + translate[0], l[1] * scale + translate[1]]; + } + + function scaleTo(s) { + scale = Math.max(scaleExtent[0], Math.min(scaleExtent[1], s)); + } + + function translateTo(p, l) { + l = point(l); + translate[0] += p[0] - l[0]; + translate[1] += p[1] - l[1]; + } + + function dispatch(event) { + if (x1) x1.domain(x0.range().map(function(x) { return (x - translate[0]) / scale; }).map(x0.invert)); + if (y1) y1.domain(y0.range().map(function(y) { return (y - translate[1]) / scale; }).map(y0.invert)); + d3.event.preventDefault(); + event({type: "zoom", scale: scale, translate: translate}); + } + + function mousedown() { + var target = this, + event_ = event.of(target, arguments), + eventTarget = d3.event.target, + moved = 0, + w = d3.select(window).on("mousemove.zoom", mousemove).on("mouseup.zoom", mouseup), + l = location(d3.mouse(target)); + + window.focus(); + d3_eventCancel(); + + function mousemove() { + moved = 1; + translateTo(d3.mouse(target), l); + dispatch(event_); + } + + function mouseup() { + if (moved) d3_eventCancel(); + w.on("mousemove.zoom", null).on("mouseup.zoom", null); + if (moved && d3.event.target === eventTarget) w.on("click.zoom", click); + } + + function click() { + d3_eventCancel(); + w.on("click.zoom", null); + } + } + + function mousewheel() { + if (!translate0) translate0 = location(d3.mouse(this)); + scaleTo(Math.pow(2, d3_behavior_zoomDelta() * .002) * scale); + translateTo(d3.mouse(this), translate0); + dispatch(event.of(this, arguments)); + } + + function mousemove() { + translate0 = null; + } + + function dblclick() { + var p = d3.mouse(this), l = location(p); + scaleTo(d3.event.shiftKey ? scale / 2 : scale * 2); + translateTo(p, l); + dispatch(event.of(this, arguments)); + } + + function touchstart() { + var touches = d3.touches(this), + now = Date.now(); + + scale0 = scale; + translate0 = {}; + touches.forEach(function(t) { translate0[t.identifier] = location(t); }); + d3_eventCancel(); + + if ((touches.length === 1) && (now - touchtime < 500)) { // dbltap + var p = touches[0], l = location(touches[0]); + scaleTo(scale * 2); + translateTo(p, l); + dispatch(event.of(this, arguments)); + } + touchtime = now; + } + + function touchmove() { + var touches = d3.touches(this), + p0 = touches[0], + l0 = translate0[p0.identifier]; + if (p1 = touches[1]) { + var p1, l1 = translate0[p1.identifier]; + p0 = [(p0[0] + p1[0]) / 2, (p0[1] + p1[1]) / 2]; + l0 = [(l0[0] + l1[0]) / 2, (l0[1] + l1[1]) / 2]; + scaleTo(d3.event.scale * scale0); + } + translateTo(p0, l0); + dispatch(event.of(this, arguments)); + } + + return d3.rebind(zoom, event, "on"); +}; + +var d3_behavior_zoomDiv, // for interpreting mousewheel events + d3_behavior_zoomInfinity = [0, Infinity]; // default scale extent + +function d3_behavior_zoomDelta() { + + // mousewheel events are totally broken! + // https://bugs.webkit.org/show_bug.cgi?id=40441 + // not only that, but Chrome and Safari differ in re. to acceleration! + if (!d3_behavior_zoomDiv) { + d3_behavior_zoomDiv = d3.select("body").append("div") + .style("visibility", "hidden") + .style("top", 0) + .style("height", 0) + .style("width", 0) + .style("overflow-y", "scroll") + .append("div") + .style("height", "2000px") + .node().parentNode; + } + + var e = d3.event, delta; + try { + d3_behavior_zoomDiv.scrollTop = 1000; + d3_behavior_zoomDiv.dispatchEvent(e); + delta = 1000 - d3_behavior_zoomDiv.scrollTop; + } catch (error) { + delta = e.wheelDelta || (-e.detail * 5); + } + + return delta; +} +d3.layout = {}; +// Implements hierarchical edge bundling using Holten's algorithm. For each +// input link, a path is computed that travels through the tree, up the parent +// hierarchy to the least common ancestor, and then back down to the destination +// node. Each path is simply an array of nodes. +d3.layout.bundle = function() { + return function(links) { + var paths = [], + i = -1, + n = links.length; + while (++i < n) paths.push(d3_layout_bundlePath(links[i])); + return paths; + }; +}; + +function d3_layout_bundlePath(link) { + var start = link.source, + end = link.target, + lca = d3_layout_bundleLeastCommonAncestor(start, end), + points = [start]; + while (start !== lca) { + start = start.parent; + points.push(start); + } + var k = points.length; + while (end !== lca) { + points.splice(k, 0, end); + end = end.parent; + } + return points; +} + +function d3_layout_bundleAncestors(node) { + var ancestors = [], + parent = node.parent; + while (parent != null) { + ancestors.push(node); + node = parent; + parent = parent.parent; + } + ancestors.push(node); + return ancestors; +} + +function d3_layout_bundleLeastCommonAncestor(a, b) { + if (a === b) return a; + var aNodes = d3_layout_bundleAncestors(a), + bNodes = d3_layout_bundleAncestors(b), + aNode = aNodes.pop(), + bNode = bNodes.pop(), + sharedNode = null; + while (aNode === bNode) { + sharedNode = aNode; + aNode = aNodes.pop(); + bNode = bNodes.pop(); + } + return sharedNode; +} +d3.layout.chord = function() { + var chord = {}, + chords, + groups, + matrix, + n, + padding = 0, + sortGroups, + sortSubgroups, + sortChords; + + function relayout() { + var subgroups = {}, + groupSums = [], + groupIndex = d3.range(n), + subgroupIndex = [], + k, + x, + x0, + i, + j; + + chords = []; + groups = []; + + // Compute the sum. + k = 0, i = -1; while (++i < n) { + x = 0, j = -1; while (++j < n) { + x += matrix[i][j]; + } + groupSums.push(x); + subgroupIndex.push(d3.range(n)); + k += x; + } + + // Sort groups… + if (sortGroups) { + groupIndex.sort(function(a, b) { + return sortGroups(groupSums[a], groupSums[b]); + }); + } + + // Sort subgroups… + if (sortSubgroups) { + subgroupIndex.forEach(function(d, i) { + d.sort(function(a, b) { + return sortSubgroups(matrix[i][a], matrix[i][b]); + }); + }); + } + + // Convert the sum to scaling factor for [0, 2pi]. + // TODO Allow start and end angle to be specified. + // TODO Allow padding to be specified as percentage? + k = (2 * Math.PI - padding * n) / k; + + // Compute the start and end angle for each group and subgroup. + // Note: Opera has a bug reordering object literal properties! + x = 0, i = -1; while (++i < n) { + x0 = x, j = -1; while (++j < n) { + var di = groupIndex[i], + dj = subgroupIndex[di][j], + v = matrix[di][dj], + a0 = x, + a1 = x += v * k; + subgroups[di + "-" + dj] = { + index: di, + subindex: dj, + startAngle: a0, + endAngle: a1, + value: v + }; + } + groups.push({ + index: di, + startAngle: x0, + endAngle: x, + value: (x - x0) / k + }); + x += padding; + } + + // Generate chords for each (non-empty) subgroup-subgroup link. + i = -1; while (++i < n) { + j = i - 1; while (++j < n) { + var source = subgroups[i + "-" + j], + target = subgroups[j + "-" + i]; + if (source.value || target.value) { + chords.push(source.value < target.value + ? {source: target, target: source} + : {source: source, target: target}); + } + } + } + + if (sortChords) resort(); + } + + function resort() { + chords.sort(function(a, b) { + return sortChords( + (a.source.value + a.target.value) / 2, + (b.source.value + b.target.value) / 2); + }); + } + + chord.matrix = function(x) { + if (!arguments.length) return matrix; + n = (matrix = x) && matrix.length; + chords = groups = null; + return chord; + }; + + chord.padding = function(x) { + if (!arguments.length) return padding; + padding = x; + chords = groups = null; + return chord; + }; + + chord.sortGroups = function(x) { + if (!arguments.length) return sortGroups; + sortGroups = x; + chords = groups = null; + return chord; + }; + + chord.sortSubgroups = function(x) { + if (!arguments.length) return sortSubgroups; + sortSubgroups = x; + chords = null; + return chord; + }; + + chord.sortChords = function(x) { + if (!arguments.length) return sortChords; + sortChords = x; + if (chords) resort(); + return chord; + }; + + chord.chords = function() { + if (!chords) relayout(); + return chords; + }; + + chord.groups = function() { + if (!groups) relayout(); + return groups; + }; + + return chord; +}; +// A rudimentary force layout using Gauss-Seidel. +d3.layout.force = function() { + var force = {}, + event = d3.dispatch("start", "tick", "end"), + size = [1, 1], + drag, + alpha, + friction = .9, + linkDistance = d3_layout_forceLinkDistance, + linkStrength = d3_layout_forceLinkStrength, + charge = -30, + gravity = .1, + theta = .8, + interval, + nodes = [], + links = [], + distances, + strengths, + charges; + + function repulse(node) { + return function(quad, x1, y1, x2, y2) { + if (quad.point !== node) { + var dx = quad.cx - node.x, + dy = quad.cy - node.y, + dn = 1 / Math.sqrt(dx * dx + dy * dy); + + /* Barnes-Hut criterion. */ + if ((x2 - x1) * dn < theta) { + var k = quad.charge * dn * dn; + node.px -= dx * k; + node.py -= dy * k; + return true; + } + + if (quad.point && isFinite(dn)) { + var k = quad.pointCharge * dn * dn; + node.px -= dx * k; + node.py -= dy * k; + } + } + return !quad.charge; + }; + } + + force.tick = function() { + // simulated annealing, basically + if ((alpha *= .99) < .005) { + event.end({type: "end", alpha: alpha = 0}); + return true; + } + + var n = nodes.length, + m = links.length, + q, + i, // current index + o, // current object + s, // current source + t, // current target + l, // current distance + k, // current force + x, // x-distance + y; // y-distance + + // gauss-seidel relaxation for links + for (i = 0; i < m; ++i) { + o = links[i]; + s = o.source; + t = o.target; + x = t.x - s.x; + y = t.y - s.y; + if (l = (x * x + y * y)) { + l = alpha * strengths[i] * ((l = Math.sqrt(l)) - distances[i]) / l; + x *= l; + y *= l; + t.x -= x * (k = s.weight / (t.weight + s.weight)); + t.y -= y * k; + s.x += x * (k = 1 - k); + s.y += y * k; + } + } + + // apply gravity forces + if (k = alpha * gravity) { + x = size[0] / 2; + y = size[1] / 2; + i = -1; if (k) while (++i < n) { + o = nodes[i]; + o.x += (x - o.x) * k; + o.y += (y - o.y) * k; + } + } + + // compute quadtree center of mass and apply charge forces + if (charge) { + d3_layout_forceAccumulate(q = d3.geom.quadtree(nodes), alpha, charges); + i = -1; while (++i < n) { + if (!(o = nodes[i]).fixed) { + q.visit(repulse(o)); + } + } + } + + // position verlet integration + i = -1; while (++i < n) { + o = nodes[i]; + if (o.fixed) { + o.x = o.px; + o.y = o.py; + } else { + o.x -= (o.px - (o.px = o.x)) * friction; + o.y -= (o.py - (o.py = o.y)) * friction; + } + } + + event.tick({type: "tick", alpha: alpha}); + }; + + force.nodes = function(x) { + if (!arguments.length) return nodes; + nodes = x; + return force; + }; + + force.links = function(x) { + if (!arguments.length) return links; + links = x; + return force; + }; + + force.size = function(x) { + if (!arguments.length) return size; + size = x; + return force; + }; + + force.linkDistance = function(x) { + if (!arguments.length) return linkDistance; + linkDistance = d3.functor(x); + return force; + }; + + // For backwards-compatibility. + force.distance = force.linkDistance; + + force.linkStrength = function(x) { + if (!arguments.length) return linkStrength; + linkStrength = d3.functor(x); + return force; + }; + + force.friction = function(x) { + if (!arguments.length) return friction; + friction = x; + return force; + }; + + force.charge = function(x) { + if (!arguments.length) return charge; + charge = typeof x === "function" ? x : +x; + return force; + }; + + force.gravity = function(x) { + if (!arguments.length) return gravity; + gravity = x; + return force; + }; + + force.theta = function(x) { + if (!arguments.length) return theta; + theta = x; + return force; + }; + + force.alpha = function(x) { + if (!arguments.length) return alpha; + + if (alpha) { // if we're already running + if (x > 0) alpha = x; // we might keep it hot + else alpha = 0; // or, next tick will dispatch "end" + } else if (x > 0) { // otherwise, fire it up! + event.start({type: "start", alpha: alpha = x}); + d3.timer(force.tick); + } + + return force; + }; + + force.start = function() { + var i, + j, + n = nodes.length, + m = links.length, + w = size[0], + h = size[1], + neighbors, + o; + + for (i = 0; i < n; ++i) { + (o = nodes[i]).index = i; + o.weight = 0; + } + + distances = []; + strengths = []; + for (i = 0; i < m; ++i) { + o = links[i]; + if (typeof o.source == "number") o.source = nodes[o.source]; + if (typeof o.target == "number") o.target = nodes[o.target]; + distances[i] = linkDistance.call(this, o, i); + strengths[i] = linkStrength.call(this, o, i); + ++o.source.weight; + ++o.target.weight; + } + + for (i = 0; i < n; ++i) { + o = nodes[i]; + if (isNaN(o.x)) o.x = position("x", w); + if (isNaN(o.y)) o.y = position("y", h); + if (isNaN(o.px)) o.px = o.x; + if (isNaN(o.py)) o.py = o.y; + } + + charges = []; + if (typeof charge === "function") { + for (i = 0; i < n; ++i) { + charges[i] = +charge.call(this, nodes[i], i); + } + } else { + for (i = 0; i < n; ++i) { + charges[i] = charge; + } + } + + // initialize node position based on first neighbor + function position(dimension, size) { + var neighbors = neighbor(i), + j = -1, + m = neighbors.length, + x; + while (++j < m) if (!isNaN(x = neighbors[j][dimension])) return x; + return Math.random() * size; + } + + // initialize neighbors lazily + function neighbor() { + if (!neighbors) { + neighbors = []; + for (j = 0; j < n; ++j) { + neighbors[j] = []; + } + for (j = 0; j < m; ++j) { + var o = links[j]; + neighbors[o.source.index].push(o.target); + neighbors[o.target.index].push(o.source); + } + } + return neighbors[i]; + } + + return force.resume(); + }; + + force.resume = function() { + return force.alpha(.1); + }; + + force.stop = function() { + return force.alpha(0); + }; + + // use `node.call(force.drag)` to make nodes draggable + force.drag = function() { + if (!drag) drag = d3.behavior.drag() + .origin(Object) + .on("dragstart", dragstart) + .on("drag", d3_layout_forceDrag) + .on("dragend", d3_layout_forceDragEnd); + + this.on("mouseover.force", d3_layout_forceDragOver) + .on("mouseout.force", d3_layout_forceDragOut) + .call(drag); + }; + + function dragstart(d) { + d3_layout_forceDragOver(d3_layout_forceDragNode = d); + d3_layout_forceDragForce = force; + } + + return d3.rebind(force, event, "on"); +}; + +var d3_layout_forceDragForce, + d3_layout_forceDragNode; + +function d3_layout_forceDragOver(d) { + d.fixed |= 2; +} + +function d3_layout_forceDragOut(d) { + if (d !== d3_layout_forceDragNode) d.fixed &= 1; +} + +function d3_layout_forceDragEnd() { + d3_layout_forceDragNode.fixed &= 1; + d3_layout_forceDragForce = d3_layout_forceDragNode = null; +} + +function d3_layout_forceDrag() { + d3_layout_forceDragNode.px = d3.event.x; + d3_layout_forceDragNode.py = d3.event.y; + d3_layout_forceDragForce.resume(); // restart annealing +} + +function d3_layout_forceAccumulate(quad, alpha, charges) { + var cx = 0, + cy = 0; + quad.charge = 0; + if (!quad.leaf) { + var nodes = quad.nodes, + n = nodes.length, + i = -1, + c; + while (++i < n) { + c = nodes[i]; + if (c == null) continue; + d3_layout_forceAccumulate(c, alpha, charges); + quad.charge += c.charge; + cx += c.charge * c.cx; + cy += c.charge * c.cy; + } + } + if (quad.point) { + // jitter internal nodes that are coincident + if (!quad.leaf) { + quad.point.x += Math.random() - .5; + quad.point.y += Math.random() - .5; + } + var k = alpha * charges[quad.point.index]; + quad.charge += quad.pointCharge = k; + cx += k * quad.point.x; + cy += k * quad.point.y; + } + quad.cx = cx / quad.charge; + quad.cy = cy / quad.charge; +} + +function d3_layout_forceLinkDistance(link) { + return 20; +} + +function d3_layout_forceLinkStrength(link) { + return 1; +} +d3.layout.partition = function() { + var hierarchy = d3.layout.hierarchy(), + size = [1, 1]; // width, height + + function position(node, x, dx, dy) { + var children = node.children; + node.x = x; + node.y = node.depth * dy; + node.dx = dx; + node.dy = dy; + if (children && (n = children.length)) { + var i = -1, + n, + c, + d; + dx = node.value ? dx / node.value : 0; + while (++i < n) { + position(c = children[i], x, d = c.value * dx, dy); + x += d; + } + } + } + + function depth(node) { + var children = node.children, + d = 0; + if (children && (n = children.length)) { + var i = -1, + n; + while (++i < n) d = Math.max(d, depth(children[i])); + } + return 1 + d; + } + + function partition(d, i) { + var nodes = hierarchy.call(this, d, i); + position(nodes[0], 0, size[0], size[1] / depth(nodes[0])); + return nodes; + } + + partition.size = function(x) { + if (!arguments.length) return size; + size = x; + return partition; + }; + + return d3_layout_hierarchyRebind(partition, hierarchy); +}; +d3.layout.pie = function() { + var value = Number, + sort = d3_layout_pieSortByValue, + startAngle = 0, + endAngle = 2 * Math.PI; + + function pie(data, i) { + + // Compute the numeric values for each data element. + var values = data.map(function(d, i) { return +value.call(pie, d, i); }); + + // Compute the start angle. + var a = +(typeof startAngle === "function" + ? startAngle.apply(this, arguments) + : startAngle); + + // Compute the angular scale factor: from value to radians. + var k = ((typeof endAngle === "function" + ? endAngle.apply(this, arguments) + : endAngle) - startAngle) + / d3.sum(values); + + // Optionally sort the data. + var index = d3.range(data.length); + if (sort != null) index.sort(sort === d3_layout_pieSortByValue + ? function(i, j) { return values[j] - values[i]; } + : function(i, j) { return sort(data[i], data[j]); }); + + // Compute the arcs! + // They are stored in the original data's order. + var arcs = []; + index.forEach(function(i) { + arcs[i] = { + data: data[i], + value: d = values[i], + startAngle: a, + endAngle: a += d * k + }; + }); + return arcs; + } + + /** + * Specifies the value function *x*, which returns a nonnegative numeric value + * for each datum. The default value function is `Number`. The value function + * is passed two arguments: the current datum and the current index. + */ + pie.value = function(x) { + if (!arguments.length) return value; + value = x; + return pie; + }; + + /** + * Specifies a sort comparison operator *x*. The comparator is passed two data + * elements from the data array, a and b; it returns a negative value if a is + * less than b, a positive value if a is greater than b, and zero if a equals + * b. + */ + pie.sort = function(x) { + if (!arguments.length) return sort; + sort = x; + return pie; + }; + + /** + * Specifies the overall start angle of the pie chart. Defaults to 0. The + * start angle can be specified either as a constant or as a function; in the + * case of a function, it is evaluated once per array (as opposed to per + * element). + */ + pie.startAngle = function(x) { + if (!arguments.length) return startAngle; + startAngle = x; + return pie; + }; + + /** + * Specifies the overall end angle of the pie chart. Defaults to 2π. The + * end angle can be specified either as a constant or as a function; in the + * case of a function, it is evaluated once per array (as opposed to per + * element). + */ + pie.endAngle = function(x) { + if (!arguments.length) return endAngle; + endAngle = x; + return pie; + }; + + return pie; +}; + +var d3_layout_pieSortByValue = {}; +// data is two-dimensional array of x,y; we populate y0 +d3.layout.stack = function() { + var values = Object, + order = d3_layout_stackOrderDefault, + offset = d3_layout_stackOffsetZero, + out = d3_layout_stackOut, + x = d3_layout_stackX, + y = d3_layout_stackY; + + function stack(data, index) { + + // Convert series to canonical two-dimensional representation. + var series = data.map(function(d, i) { + return values.call(stack, d, i); + }); + + // Convert each series to canonical [[x,y]] representation. + var points = series.map(function(d, i) { + return d.map(function(v, i) { + return [x.call(stack, v, i), y.call(stack, v, i)]; + }); + }); + + // Compute the order of series, and permute them. + var orders = order.call(stack, points, index); + series = d3.permute(series, orders); + points = d3.permute(points, orders); + + // Compute the baseline… + var offsets = offset.call(stack, points, index); + + // And propagate it to other series. + var n = series.length, + m = series[0].length, + i, + j, + o; + for (j = 0; j < m; ++j) { + out.call(stack, series[0][j], o = offsets[j], points[0][j][1]); + for (i = 1; i < n; ++i) { + out.call(stack, series[i][j], o += points[i - 1][j][1], points[i][j][1]); + } + } + + return data; + } + + stack.values = function(x) { + if (!arguments.length) return values; + values = x; + return stack; + }; + + stack.order = function(x) { + if (!arguments.length) return order; + order = typeof x === "function" ? x : d3_layout_stackOrders.get(x) || d3_layout_stackOrderDefault; + return stack; + }; + + stack.offset = function(x) { + if (!arguments.length) return offset; + offset = typeof x === "function" ? x : d3_layout_stackOffsets.get(x) || d3_layout_stackOffsetZero; + return stack; + }; + + stack.x = function(z) { + if (!arguments.length) return x; + x = z; + return stack; + }; + + stack.y = function(z) { + if (!arguments.length) return y; + y = z; + return stack; + }; + + stack.out = function(z) { + if (!arguments.length) return out; + out = z; + return stack; + }; + + return stack; +} + +function d3_layout_stackX(d) { + return d.x; +} + +function d3_layout_stackY(d) { + return d.y; +} + +function d3_layout_stackOut(d, y0, y) { + d.y0 = y0; + d.y = y; +} + +var d3_layout_stackOrders = d3.map({ + + "inside-out": function(data) { + var n = data.length, + i, + j, + max = data.map(d3_layout_stackMaxIndex), + sums = data.map(d3_layout_stackReduceSum), + index = d3.range(n).sort(function(a, b) { return max[a] - max[b]; }), + top = 0, + bottom = 0, + tops = [], + bottoms = []; + for (i = 0; i < n; ++i) { + j = index[i]; + if (top < bottom) { + top += sums[j]; + tops.push(j); + } else { + bottom += sums[j]; + bottoms.push(j); + } + } + return bottoms.reverse().concat(tops); + }, + + "reverse": function(data) { + return d3.range(data.length).reverse(); + }, + + "default": d3_layout_stackOrderDefault + +}); + +var d3_layout_stackOffsets = d3.map({ + + "silhouette": function(data) { + var n = data.length, + m = data[0].length, + sums = [], + max = 0, + i, + j, + o, + y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o > max) max = o; + sums.push(o); + } + for (j = 0; j < m; ++j) { + y0[j] = (max - sums[j]) / 2; + } + return y0; + }, + + "wiggle": function(data) { + var n = data.length, + x = data[0], + m = x.length, + max = 0, + i, + j, + k, + s1, + s2, + s3, + dx, + o, + o0, + y0 = []; + y0[0] = o = o0 = 0; + for (j = 1; j < m; ++j) { + for (i = 0, s1 = 0; i < n; ++i) s1 += data[i][j][1]; + for (i = 0, s2 = 0, dx = x[j][0] - x[j - 1][0]; i < n; ++i) { + for (k = 0, s3 = (data[i][j][1] - data[i][j - 1][1]) / (2 * dx); k < i; ++k) { + s3 += (data[k][j][1] - data[k][j - 1][1]) / dx; + } + s2 += s3 * data[i][j][1]; + } + y0[j] = o -= s1 ? s2 / s1 * dx : 0; + if (o < o0) o0 = o; + } + for (j = 0; j < m; ++j) y0[j] -= o0; + return y0; + }, + + "expand": function(data) { + var n = data.length, + m = data[0].length, + k = 1 / n, + i, + j, + o, + y0 = []; + for (j = 0; j < m; ++j) { + for (i = 0, o = 0; i < n; i++) o += data[i][j][1]; + if (o) for (i = 0; i < n; i++) data[i][j][1] /= o; + else for (i = 0; i < n; i++) data[i][j][1] = k; + } + for (j = 0; j < m; ++j) y0[j] = 0; + return y0; + }, + + "zero": d3_layout_stackOffsetZero + +}); + +function d3_layout_stackOrderDefault(data) { + return d3.range(data.length); +} + +function d3_layout_stackOffsetZero(data) { + var j = -1, + m = data[0].length, + y0 = []; + while (++j < m) y0[j] = 0; + return y0; +} + +function d3_layout_stackMaxIndex(array) { + var i = 1, + j = 0, + v = array[0][1], + k, + n = array.length; + for (; i < n; ++i) { + if ((k = array[i][1]) > v) { + j = i; + v = k; + } + } + return j; +} + +function d3_layout_stackReduceSum(d) { + return d.reduce(d3_layout_stackSum, 0); +} + +function d3_layout_stackSum(p, d) { + return p + d[1]; +} +d3.layout.histogram = function() { + var frequency = true, + valuer = Number, + ranger = d3_layout_histogramRange, + binner = d3_layout_histogramBinSturges; + + function histogram(data, i) { + var bins = [], + values = data.map(valuer, this), + range = ranger.call(this, values, i), + thresholds = binner.call(this, range, values, i), + bin, + i = -1, + n = values.length, + m = thresholds.length - 1, + k = frequency ? 1 : 1 / n, + x; + + // Initialize the bins. + while (++i < m) { + bin = bins[i] = []; + bin.dx = thresholds[i + 1] - (bin.x = thresholds[i]); + bin.y = 0; + } + + // Fill the bins, ignoring values outside the range. + i = -1; while(++i < n) { + x = values[i]; + if ((x >= range[0]) && (x <= range[1])) { + bin = bins[d3.bisect(thresholds, x, 1, m) - 1]; + bin.y += k; + bin.push(data[i]); + } + } + + return bins; + } + + // Specifies how to extract a value from the associated data. The default + // value function is `Number`, which is equivalent to the identity function. + histogram.value = function(x) { + if (!arguments.length) return valuer; + valuer = x; + return histogram; + }; + + // Specifies the range of the histogram. Values outside the specified range + // will be ignored. The argument `x` may be specified either as a two-element + // array representing the minimum and maximum value of the range, or as a + // function that returns the range given the array of values and the current + // index `i`. The default range is the extent (minimum and maximum) of the + // values. + histogram.range = function(x) { + if (!arguments.length) return ranger; + ranger = d3.functor(x); + return histogram; + }; + + // Specifies how to bin values in the histogram. The argument `x` may be + // specified as a number, in which case the range of values will be split + // uniformly into the given number of bins. Or, `x` may be an array of + // threshold values, defining the bins; the specified array must contain the + // rightmost (upper) value, thus specifying n + 1 values for n bins. Or, `x` + // may be a function which is evaluated, being passed the range, the array of + // values, and the current index `i`, returning an array of thresholds. The + // default bin function will divide the values into uniform bins using + // Sturges' formula. + histogram.bins = function(x) { + if (!arguments.length) return binner; + binner = typeof x === "number" + ? function(range) { return d3_layout_histogramBinFixed(range, x); } + : d3.functor(x); + return histogram; + }; + + // Specifies whether the histogram's `y` value is a count (frequency) or a + // probability (density). The default value is true. + histogram.frequency = function(x) { + if (!arguments.length) return frequency; + frequency = !!x; + return histogram; + }; + + return histogram; +}; + +function d3_layout_histogramBinSturges(range, values) { + return d3_layout_histogramBinFixed(range, Math.ceil(Math.log(values.length) / Math.LN2 + 1)); +} + +function d3_layout_histogramBinFixed(range, n) { + var x = -1, + b = +range[0], + m = (range[1] - b) / n, + f = []; + while (++x <= n) f[x] = m * x + b; + return f; +} + +function d3_layout_histogramRange(values) { + return [d3.min(values), d3.max(values)]; +} +d3.layout.hierarchy = function() { + var sort = d3_layout_hierarchySort, + children = d3_layout_hierarchyChildren, + value = d3_layout_hierarchyValue; + + // Recursively compute the node depth and value. + // Also converts the data representation into a standard hierarchy structure. + function recurse(data, depth, nodes) { + var childs = children.call(hierarchy, data, depth), + node = d3_layout_hierarchyInline ? data : {data: data}; + node.depth = depth; + nodes.push(node); + if (childs && (n = childs.length)) { + var i = -1, + n, + c = node.children = [], + v = 0, + j = depth + 1; + while (++i < n) { + d = recurse(childs[i], j, nodes); + d.parent = node; + c.push(d); + v += d.value; + } + if (sort) c.sort(sort); + if (value) node.value = v; + } else if (value) { + node.value = +value.call(hierarchy, data, depth) || 0; + } + return node; + } + + // Recursively re-evaluates the node value. + function revalue(node, depth) { + var children = node.children, + v = 0; + if (children && (n = children.length)) { + var i = -1, + n, + j = depth + 1; + while (++i < n) v += revalue(children[i], j); + } else if (value) { + v = +value.call(hierarchy, d3_layout_hierarchyInline ? node : node.data, depth) || 0; + } + if (value) node.value = v; + return v; + } + + function hierarchy(d) { + var nodes = []; + recurse(d, 0, nodes); + return nodes; + } + + hierarchy.sort = function(x) { + if (!arguments.length) return sort; + sort = x; + return hierarchy; + }; + + hierarchy.children = function(x) { + if (!arguments.length) return children; + children = x; + return hierarchy; + }; + + hierarchy.value = function(x) { + if (!arguments.length) return value; + value = x; + return hierarchy; + }; + + // Re-evaluates the `value` property for the specified hierarchy. + hierarchy.revalue = function(root) { + revalue(root, 0); + return root; + }; + + return hierarchy; +}; + +// A method assignment helper for hierarchy subclasses. +function d3_layout_hierarchyRebind(object, hierarchy) { + d3.rebind(object, hierarchy, "sort", "children", "value"); + + // Add an alias for links, for convenience. + object.links = d3_layout_hierarchyLinks; + + // If the new API is used, enabling inlining. + object.nodes = function(d) { + d3_layout_hierarchyInline = true; + return (object.nodes = object)(d); + }; + + return object; +} + +function d3_layout_hierarchyChildren(d) { + return d.children; +} + +function d3_layout_hierarchyValue(d) { + return d.value; +} + +function d3_layout_hierarchySort(a, b) { + return b.value - a.value; +} + +// Returns an array source+target objects for the specified nodes. +function d3_layout_hierarchyLinks(nodes) { + return d3.merge(nodes.map(function(parent) { + return (parent.children || []).map(function(child) { + return {source: parent, target: child}; + }); + })); +} + +// For backwards-compatibility, don't enable inlining by default. +var d3_layout_hierarchyInline = false; +d3.layout.pack = function() { + var hierarchy = d3.layout.hierarchy().sort(d3_layout_packSort), + size = [1, 1]; + + function pack(d, i) { + var nodes = hierarchy.call(this, d, i), + root = nodes[0]; + + // Recursively compute the layout. + root.x = 0; + root.y = 0; + d3_layout_packTree(root); + + // Scale the layout to fit the requested size. + var w = size[0], + h = size[1], + k = 1 / Math.max(2 * root.r / w, 2 * root.r / h); + d3_layout_packTransform(root, w / 2, h / 2, k); + + return nodes; + } + + pack.size = function(x) { + if (!arguments.length) return size; + size = x; + return pack; + }; + + return d3_layout_hierarchyRebind(pack, hierarchy); +}; + +function d3_layout_packSort(a, b) { + return a.value - b.value; +} + +function d3_layout_packInsert(a, b) { + var c = a._pack_next; + a._pack_next = b; + b._pack_prev = a; + b._pack_next = c; + c._pack_prev = b; +} + +function d3_layout_packSplice(a, b) { + a._pack_next = b; + b._pack_prev = a; +} + +function d3_layout_packIntersects(a, b) { + var dx = b.x - a.x, + dy = b.y - a.y, + dr = a.r + b.r; + return dr * dr - dx * dx - dy * dy > .001; // within epsilon +} + +function d3_layout_packCircle(nodes) { + var xMin = Infinity, + xMax = -Infinity, + yMin = Infinity, + yMax = -Infinity, + n = nodes.length, + a, b, c, j, k; + + function bound(node) { + xMin = Math.min(node.x - node.r, xMin); + xMax = Math.max(node.x + node.r, xMax); + yMin = Math.min(node.y - node.r, yMin); + yMax = Math.max(node.y + node.r, yMax); + } + + // Create node links. + nodes.forEach(d3_layout_packLink); + + // Create first node. + a = nodes[0]; + a.x = -a.r; + a.y = 0; + bound(a); + + // Create second node. + if (n > 1) { + b = nodes[1]; + b.x = b.r; + b.y = 0; + bound(b); + + // Create third node and build chain. + if (n > 2) { + c = nodes[2]; + d3_layout_packPlace(a, b, c); + bound(c); + d3_layout_packInsert(a, c); + a._pack_prev = c; + d3_layout_packInsert(c, b); + b = a._pack_next; + + // Now iterate through the rest. + for (var i = 3; i < n; i++) { + d3_layout_packPlace(a, b, c = nodes[i]); + + // Search for the closest intersection. + var isect = 0, s1 = 1, s2 = 1; + for (j = b._pack_next; j !== b; j = j._pack_next, s1++) { + if (d3_layout_packIntersects(j, c)) { + isect = 1; + break; + } + } + if (isect == 1) { + for (k = a._pack_prev; k !== j._pack_prev; k = k._pack_prev, s2++) { + if (d3_layout_packIntersects(k, c)) { + break; + } + } + } + + // Update node chain. + if (isect) { + if (s1 < s2 || (s1 == s2 && b.r < a.r)) d3_layout_packSplice(a, b = j); + else d3_layout_packSplice(a = k, b); + i--; + } else { + d3_layout_packInsert(a, c); + b = c; + bound(c); + } + } + } + } + + // Re-center the circles and return the encompassing radius. + var cx = (xMin + xMax) / 2, + cy = (yMin + yMax) / 2, + cr = 0; + for (var i = 0; i < n; i++) { + var node = nodes[i]; + node.x -= cx; + node.y -= cy; + cr = Math.max(cr, node.r + Math.sqrt(node.x * node.x + node.y * node.y)); + } + + // Remove node links. + nodes.forEach(d3_layout_packUnlink); + + return cr; +} + +function d3_layout_packLink(node) { + node._pack_next = node._pack_prev = node; +} + +function d3_layout_packUnlink(node) { + delete node._pack_next; + delete node._pack_prev; +} + +function d3_layout_packTree(node) { + var children = node.children; + if (children && children.length) { + children.forEach(d3_layout_packTree); + node.r = d3_layout_packCircle(children); + } else { + node.r = Math.sqrt(node.value); + } +} + +function d3_layout_packTransform(node, x, y, k) { + var children = node.children; + node.x = (x += k * node.x); + node.y = (y += k * node.y); + node.r *= k; + if (children) { + var i = -1, n = children.length; + while (++i < n) d3_layout_packTransform(children[i], x, y, k); + } +} + +function d3_layout_packPlace(a, b, c) { + var db = a.r + c.r, + dx = b.x - a.x, + dy = b.y - a.y; + if (db && (dx || dy)) { + var da = b.r + c.r, + dc = Math.sqrt(dx * dx + dy * dy), + cos = Math.max(-1, Math.min(1, (db * db + dc * dc - da * da) / (2 * db * dc))), + theta = Math.acos(cos), + x = cos * (db /= dc), + y = Math.sin(theta) * db; + c.x = a.x + x * dx + y * dy; + c.y = a.y + x * dy - y * dx; + } else { + c.x = a.x + db; + c.y = a.y; + } +} +// Implements a hierarchical layout using the cluster (or dendrogram) +// algorithm. +d3.layout.cluster = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), + separation = d3_layout_treeSeparation, + size = [1, 1]; // width, height + + function cluster(d, i) { + var nodes = hierarchy.call(this, d, i), + root = nodes[0], + previousNode, + x = 0, + kx, + ky; + + // First walk, computing the initial x & y values. + d3_layout_treeVisitAfter(root, function(node) { + var children = node.children; + if (children && children.length) { + node.x = d3_layout_clusterX(children); + node.y = d3_layout_clusterY(children); + } else { + node.x = previousNode ? x += separation(node, previousNode) : 0; + node.y = 0; + previousNode = node; + } + }); + + // Compute the left-most, right-most, and depth-most nodes for extents. + var left = d3_layout_clusterLeft(root), + right = d3_layout_clusterRight(root), + x0 = left.x - separation(left, right) / 2, + x1 = right.x + separation(right, left) / 2; + + // Second walk, normalizing x & y to the desired size. + d3_layout_treeVisitAfter(root, function(node) { + node.x = (node.x - x0) / (x1 - x0) * size[0]; + node.y = (1 - (root.y ? node.y / root.y : 1)) * size[1]; + }); + + return nodes; + } + + cluster.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return cluster; + }; + + cluster.size = function(x) { + if (!arguments.length) return size; + size = x; + return cluster; + }; + + return d3_layout_hierarchyRebind(cluster, hierarchy); +}; + +function d3_layout_clusterY(children) { + return 1 + d3.max(children, function(child) { + return child.y; + }); +} + +function d3_layout_clusterX(children) { + return children.reduce(function(x, child) { + return x + child.x; + }, 0) / children.length; +} + +function d3_layout_clusterLeft(node) { + var children = node.children; + return children && children.length ? d3_layout_clusterLeft(children[0]) : node; +} + +function d3_layout_clusterRight(node) { + var children = node.children, n; + return children && (n = children.length) ? d3_layout_clusterRight(children[n - 1]) : node; +} +// Node-link tree diagram using the Reingold-Tilford "tidy" algorithm +d3.layout.tree = function() { + var hierarchy = d3.layout.hierarchy().sort(null).value(null), + separation = d3_layout_treeSeparation, + size = [1, 1]; // width, height + + function tree(d, i) { + var nodes = hierarchy.call(this, d, i), + root = nodes[0]; + + function firstWalk(node, previousSibling) { + var children = node.children, + layout = node._tree; + if (children && (n = children.length)) { + var n, + firstChild = children[0], + previousChild, + ancestor = firstChild, + child, + i = -1; + while (++i < n) { + child = children[i]; + firstWalk(child, previousChild); + ancestor = apportion(child, previousChild, ancestor); + previousChild = child; + } + d3_layout_treeShift(node); + var midpoint = .5 * (firstChild._tree.prelim + child._tree.prelim); + if (previousSibling) { + layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); + layout.mod = layout.prelim - midpoint; + } else { + layout.prelim = midpoint; + } + } else { + if (previousSibling) { + layout.prelim = previousSibling._tree.prelim + separation(node, previousSibling); + } + } + } + + function secondWalk(node, x) { + node.x = node._tree.prelim + x; + var children = node.children; + if (children && (n = children.length)) { + var i = -1, + n; + x += node._tree.mod; + while (++i < n) { + secondWalk(children[i], x); + } + } + } + + function apportion(node, previousSibling, ancestor) { + if (previousSibling) { + var vip = node, + vop = node, + vim = previousSibling, + vom = node.parent.children[0], + sip = vip._tree.mod, + sop = vop._tree.mod, + sim = vim._tree.mod, + som = vom._tree.mod, + shift; + while (vim = d3_layout_treeRight(vim), vip = d3_layout_treeLeft(vip), vim && vip) { + vom = d3_layout_treeLeft(vom); + vop = d3_layout_treeRight(vop); + vop._tree.ancestor = node; + shift = vim._tree.prelim + sim - vip._tree.prelim - sip + separation(vim, vip); + if (shift > 0) { + d3_layout_treeMove(d3_layout_treeAncestor(vim, node, ancestor), node, shift); + sip += shift; + sop += shift; + } + sim += vim._tree.mod; + sip += vip._tree.mod; + som += vom._tree.mod; + sop += vop._tree.mod; + } + if (vim && !d3_layout_treeRight(vop)) { + vop._tree.thread = vim; + vop._tree.mod += sim - sop; + } + if (vip && !d3_layout_treeLeft(vom)) { + vom._tree.thread = vip; + vom._tree.mod += sip - som; + ancestor = node; + } + } + return ancestor; + } + + // Initialize temporary layout variables. + d3_layout_treeVisitAfter(root, function(node, previousSibling) { + node._tree = { + ancestor: node, + prelim: 0, + mod: 0, + change: 0, + shift: 0, + number: previousSibling ? previousSibling._tree.number + 1 : 0 + }; + }); + + // Compute the layout using Buchheim et al.'s algorithm. + firstWalk(root); + secondWalk(root, -root._tree.prelim); + + // Compute the left-most, right-most, and depth-most nodes for extents. + var left = d3_layout_treeSearch(root, d3_layout_treeLeftmost), + right = d3_layout_treeSearch(root, d3_layout_treeRightmost), + deep = d3_layout_treeSearch(root, d3_layout_treeDeepest), + x0 = left.x - separation(left, right) / 2, + x1 = right.x + separation(right, left) / 2, + y1 = deep.depth || 1; + + // Clear temporary layout variables; transform x and y. + d3_layout_treeVisitAfter(root, function(node) { + node.x = (node.x - x0) / (x1 - x0) * size[0]; + node.y = node.depth / y1 * size[1]; + delete node._tree; + }); + + return nodes; + } + + tree.separation = function(x) { + if (!arguments.length) return separation; + separation = x; + return tree; + }; + + tree.size = function(x) { + if (!arguments.length) return size; + size = x; + return tree; + }; + + return d3_layout_hierarchyRebind(tree, hierarchy); +}; + +function d3_layout_treeSeparation(a, b) { + return a.parent == b.parent ? 1 : 2; +} + +// function d3_layout_treeSeparationRadial(a, b) { +// return (a.parent == b.parent ? 1 : 2) / a.depth; +// } + +function d3_layout_treeLeft(node) { + var children = node.children; + return children && children.length ? children[0] : node._tree.thread; +} + +function d3_layout_treeRight(node) { + var children = node.children, + n; + return children && (n = children.length) ? children[n - 1] : node._tree.thread; +} + +function d3_layout_treeSearch(node, compare) { + var children = node.children; + if (children && (n = children.length)) { + var child, + n, + i = -1; + while (++i < n) { + if (compare(child = d3_layout_treeSearch(children[i], compare), node) > 0) { + node = child; + } + } + } + return node; +} + +function d3_layout_treeRightmost(a, b) { + return a.x - b.x; +} + +function d3_layout_treeLeftmost(a, b) { + return b.x - a.x; +} + +function d3_layout_treeDeepest(a, b) { + return a.depth - b.depth; +} + +function d3_layout_treeVisitAfter(node, callback) { + function visit(node, previousSibling) { + var children = node.children; + if (children && (n = children.length)) { + var child, + previousChild = null, + i = -1, + n; + while (++i < n) { + child = children[i]; + visit(child, previousChild); + previousChild = child; + } + } + callback(node, previousSibling); + } + visit(node, null); +} + +function d3_layout_treeShift(node) { + var shift = 0, + change = 0, + children = node.children, + i = children.length, + child; + while (--i >= 0) { + child = children[i]._tree; + child.prelim += shift; + child.mod += shift; + shift += child.shift + (change += child.change); + } +} + +function d3_layout_treeMove(ancestor, node, shift) { + ancestor = ancestor._tree; + node = node._tree; + var change = shift / (node.number - ancestor.number); + ancestor.change += change; + node.change -= change; + node.shift += shift; + node.prelim += shift; + node.mod += shift; +} + +function d3_layout_treeAncestor(vim, node, ancestor) { + return vim._tree.ancestor.parent == node.parent + ? vim._tree.ancestor + : ancestor; +} +// Squarified Treemaps by Mark Bruls, Kees Huizing, and Jarke J. van Wijk +// Modified to support a target aspect ratio by Jeff Heer +d3.layout.treemap = function() { + var hierarchy = d3.layout.hierarchy(), + round = Math.round, + size = [1, 1], // width, height + padding = null, + pad = d3_layout_treemapPadNull, + sticky = false, + stickies, + ratio = 0.5 * (1 + Math.sqrt(5)); // golden ratio + + // Compute the area for each child based on value & scale. + function scale(children, k) { + var i = -1, + n = children.length, + child, + area; + while (++i < n) { + area = (child = children[i]).value * (k < 0 ? 0 : k); + child.area = isNaN(area) || area <= 0 ? 0 : area; + } + } + + // Recursively arranges the specified node's children into squarified rows. + function squarify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), + row = [], + remaining = children.slice(), // copy-on-write + child, + best = Infinity, // the best row score so far + score, // the current row score + u = Math.min(rect.dx, rect.dy), // initial orientation + n; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while ((n = remaining.length) > 0) { + row.push(child = remaining[n - 1]); + row.area += child.area; + if ((score = worst(row, u)) <= best) { // continue with this orientation + remaining.pop(); + best = score; + } else { // abort, and try a different orientation + row.area -= row.pop().area; + position(row, u, rect, false); + u = Math.min(rect.dx, rect.dy); + row.length = row.area = 0; + best = Infinity; + } + } + if (row.length) { + position(row, u, rect, true); + row.length = row.area = 0; + } + children.forEach(squarify); + } + } + + // Recursively resizes the specified node's children into existing rows. + // Preserves the existing layout! + function stickify(node) { + var children = node.children; + if (children && children.length) { + var rect = pad(node), + remaining = children.slice(), // copy-on-write + child, + row = []; + scale(remaining, rect.dx * rect.dy / node.value); + row.area = 0; + while (child = remaining.pop()) { + row.push(child); + row.area += child.area; + if (child.z != null) { + position(row, child.z ? rect.dx : rect.dy, rect, !remaining.length); + row.length = row.area = 0; + } + } + children.forEach(stickify); + } + } + + // Computes the score for the specified row, as the worst aspect ratio. + function worst(row, u) { + var s = row.area, + r, + rmax = 0, + rmin = Infinity, + i = -1, + n = row.length; + while (++i < n) { + if (!(r = row[i].area)) continue; + if (r < rmin) rmin = r; + if (r > rmax) rmax = r; + } + s *= s; + u *= u; + return s + ? Math.max((u * rmax * ratio) / s, s / (u * rmin * ratio)) + : Infinity; + } + + // Positions the specified row of nodes. Modifies `rect`. + function position(row, u, rect, flush) { + var i = -1, + n = row.length, + x = rect.x, + y = rect.y, + v = u ? round(row.area / u) : 0, + o; + if (u == rect.dx) { // horizontal subdivision + if (flush || v > rect.dy) v = rect.dy; // over+underflow + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dy = v; + x += o.dx = Math.min(rect.x + rect.dx - x, v ? round(o.area / v) : 0); + } + o.z = true; + o.dx += rect.x + rect.dx - x; // rounding error + rect.y += v; + rect.dy -= v; + } else { // vertical subdivision + if (flush || v > rect.dx) v = rect.dx; // over+underflow + while (++i < n) { + o = row[i]; + o.x = x; + o.y = y; + o.dx = v; + y += o.dy = Math.min(rect.y + rect.dy - y, v ? round(o.area / v) : 0); + } + o.z = false; + o.dy += rect.y + rect.dy - y; // rounding error + rect.x += v; + rect.dx -= v; + } + } + + function treemap(d) { + var nodes = stickies || hierarchy(d), + root = nodes[0]; + root.x = 0; + root.y = 0; + root.dx = size[0]; + root.dy = size[1]; + if (stickies) hierarchy.revalue(root); + scale([root], root.dx * root.dy / root.value); + (stickies ? stickify : squarify)(root); + if (sticky) stickies = nodes; + return nodes; + } + + treemap.size = function(x) { + if (!arguments.length) return size; + size = x; + return treemap; + }; + + treemap.padding = function(x) { + if (!arguments.length) return padding; + + function padFunction(node) { + var p = x.call(treemap, node, node.depth); + return p == null + ? d3_layout_treemapPadNull(node) + : d3_layout_treemapPad(node, typeof p === "number" ? [p, p, p, p] : p); + } + + function padConstant(node) { + return d3_layout_treemapPad(node, x); + } + + var type; + pad = (padding = x) == null ? d3_layout_treemapPadNull + : (type = typeof x) === "function" ? padFunction + : type === "number" ? (x = [x, x, x, x], padConstant) + : padConstant; + return treemap; + }; + + treemap.round = function(x) { + if (!arguments.length) return round != Number; + round = x ? Math.round : Number; + return treemap; + }; + + treemap.sticky = function(x) { + if (!arguments.length) return sticky; + sticky = x; + stickies = null; + return treemap; + }; + + treemap.ratio = function(x) { + if (!arguments.length) return ratio; + ratio = x; + return treemap; + }; + + return d3_layout_hierarchyRebind(treemap, hierarchy); +}; + +function d3_layout_treemapPadNull(node) { + return {x: node.x, y: node.y, dx: node.dx, dy: node.dy}; +} + +function d3_layout_treemapPad(node, padding) { + var x = node.x + padding[3], + y = node.y + padding[0], + dx = node.dx - padding[1] - padding[3], + dy = node.dy - padding[0] - padding[2]; + if (dx < 0) { x += dx / 2; dx = 0; } + if (dy < 0) { y += dy / 2; dy = 0; } + return {x: x, y: y, dx: dx, dy: dy}; +} +d3.csv = function(url, callback) { + d3.text(url, "text/csv", function(text) { + callback(text && d3.csv.parse(text)); + }); +}; +d3.csv.parse = function(text) { + var header; + return d3.csv.parseRows(text, function(row, i) { + if (i) { + var o = {}, j = -1, m = header.length; + while (++j < m) o[header[j]] = row[j]; + return o; + } else { + header = row; + return null; + } + }); +}; + +d3.csv.parseRows = function(text, f) { + var EOL = {}, // sentinel value for end-of-line + EOF = {}, // sentinel value for end-of-file + rows = [], // output rows + re = /\r\n|[,\r\n]/g, // field separator regex + n = 0, // the current line number + t, // the current token + eol; // is the current token followed by EOL? + + re.lastIndex = 0; // work-around bug in FF 3.6 + + /** @private Returns the next token. */ + function token() { + if (re.lastIndex >= text.length) return EOF; // special case: end of file + if (eol) { eol = false; return EOL; } // special case: end of line + + // special case: quotes + var j = re.lastIndex; + if (text.charCodeAt(j) === 34) { + var i = j; + while (i++ < text.length) { + if (text.charCodeAt(i) === 34) { + if (text.charCodeAt(i + 1) !== 34) break; + i++; + } + } + re.lastIndex = i + 2; + var c = text.charCodeAt(i + 1); + if (c === 13) { + eol = true; + if (text.charCodeAt(i + 2) === 10) re.lastIndex++; + } else if (c === 10) { + eol = true; + } + return text.substring(j + 1, i).replace(/""/g, "\""); + } + + // common case + var m = re.exec(text); + if (m) { + eol = m[0].charCodeAt(0) !== 44; + return text.substring(j, m.index); + } + re.lastIndex = text.length; + return text.substring(j); + } + + while ((t = token()) !== EOF) { + var a = []; + while ((t !== EOL) && (t !== EOF)) { + a.push(t); + t = token(); + } + if (f && !(a = f(a, n++))) continue; + rows.push(a); + } + + return rows; +}; +d3.csv.format = function(rows) { + return rows.map(d3_csv_formatRow).join("\n"); +}; + +function d3_csv_formatRow(row) { + return row.map(d3_csv_formatValue).join(","); +} + +function d3_csv_formatValue(text) { + return /[",\n]/.test(text) + ? "\"" + text.replace(/\"/g, "\"\"") + "\"" + : text; +} +d3.geo = {}; + +var d3_geo_radians = Math.PI / 180; +// TODO clip input coordinates on opposite hemisphere +d3.geo.azimuthal = function() { + var mode = "orthographic", // or stereographic, gnomonic, equidistant or equalarea + origin, + scale = 200, + translate = [480, 250], + x0, + y0, + cy0, + sy0; + + function azimuthal(coordinates) { + var x1 = coordinates[0] * d3_geo_radians - x0, + y1 = coordinates[1] * d3_geo_radians, + cx1 = Math.cos(x1), + sx1 = Math.sin(x1), + cy1 = Math.cos(y1), + sy1 = Math.sin(y1), + cc = mode !== "orthographic" ? sy0 * sy1 + cy0 * cy1 * cx1 : null, + c, + k = mode === "stereographic" ? 1 / (1 + cc) + : mode === "gnomonic" ? 1 / cc + : mode === "equidistant" ? (c = Math.acos(cc), c ? c / Math.sin(c) : 0) + : mode === "equalarea" ? Math.sqrt(2 / (1 + cc)) + : 1, + x = k * cy1 * sx1, + y = k * (sy0 * cy1 * cx1 - cy0 * sy1); + return [ + scale * x + translate[0], + scale * y + translate[1] + ]; + } + + azimuthal.invert = function(coordinates) { + var x = (coordinates[0] - translate[0]) / scale, + y = (coordinates[1] - translate[1]) / scale, + p = Math.sqrt(x * x + y * y), + c = mode === "stereographic" ? 2 * Math.atan(p) + : mode === "gnomonic" ? Math.atan(p) + : mode === "equidistant" ? p + : mode === "equalarea" ? 2 * Math.asin(.5 * p) + : Math.asin(p), + sc = Math.sin(c), + cc = Math.cos(c); + return [ + (x0 + Math.atan2(x * sc, p * cy0 * cc + y * sy0 * sc)) / d3_geo_radians, + Math.asin(cc * sy0 - (p ? (y * sc * cy0) / p : 0)) / d3_geo_radians + ]; + }; + + azimuthal.mode = function(x) { + if (!arguments.length) return mode; + mode = x + ""; + return azimuthal; + }; + + azimuthal.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + x0 = origin[0] * d3_geo_radians; + y0 = origin[1] * d3_geo_radians; + cy0 = Math.cos(y0); + sy0 = Math.sin(y0); + return azimuthal; + }; + + azimuthal.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return azimuthal; + }; + + azimuthal.translate = function(x) { + if (!arguments.length) return translate; + translate = [+x[0], +x[1]]; + return azimuthal; + }; + + return azimuthal.origin([0, 0]); +}; +// Derived from Tom Carden's Albers implementation for Protovis. +// http://gist.github.com/476238 +// http://mathworld.wolfram.com/AlbersEqual-AreaConicProjection.html + +d3.geo.albers = function() { + var origin = [-98, 38], + parallels = [29.5, 45.5], + scale = 1000, + translate = [480, 250], + lng0, // d3_geo_radians * origin[0] + n, + C, + p0; + + function albers(coordinates) { + var t = n * (d3_geo_radians * coordinates[0] - lng0), + p = Math.sqrt(C - 2 * n * Math.sin(d3_geo_radians * coordinates[1])) / n; + return [ + scale * p * Math.sin(t) + translate[0], + scale * (p * Math.cos(t) - p0) + translate[1] + ]; + } + + albers.invert = function(coordinates) { + var x = (coordinates[0] - translate[0]) / scale, + y = (coordinates[1] - translate[1]) / scale, + p0y = p0 + y, + t = Math.atan2(x, p0y), + p = Math.sqrt(x * x + p0y * p0y); + return [ + (lng0 + t / n) / d3_geo_radians, + Math.asin((C - p * p * n * n) / (2 * n)) / d3_geo_radians + ]; + }; + + function reload() { + var phi1 = d3_geo_radians * parallels[0], + phi2 = d3_geo_radians * parallels[1], + lat0 = d3_geo_radians * origin[1], + s = Math.sin(phi1), + c = Math.cos(phi1); + lng0 = d3_geo_radians * origin[0]; + n = .5 * (s + Math.sin(phi2)); + C = c * c + 2 * n * s; + p0 = Math.sqrt(C - 2 * n * Math.sin(lat0)) / n; + return albers; + } + + albers.origin = function(x) { + if (!arguments.length) return origin; + origin = [+x[0], +x[1]]; + return reload(); + }; + + albers.parallels = function(x) { + if (!arguments.length) return parallels; + parallels = [+x[0], +x[1]]; + return reload(); + }; + + albers.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return albers; + }; + + albers.translate = function(x) { + if (!arguments.length) return translate; + translate = [+x[0], +x[1]]; + return albers; + }; + + return reload(); +}; + +// A composite projection for the United States, 960x500. The set of standard +// parallels for each region comes from USGS, which is published here: +// http://egsc.usgs.gov/isb/pubs/MapProjections/projections.html#albers +// TODO allow the composite projection to be rescaled? +d3.geo.albersUsa = function() { + var lower48 = d3.geo.albers(); + + var alaska = d3.geo.albers() + .origin([-160, 60]) + .parallels([55, 65]); + + var hawaii = d3.geo.albers() + .origin([-160, 20]) + .parallels([8, 18]); + + var puertoRico = d3.geo.albers() + .origin([-60, 10]) + .parallels([8, 18]); + + function albersUsa(coordinates) { + var lon = coordinates[0], + lat = coordinates[1]; + return (lat > 50 ? alaska + : lon < -140 ? hawaii + : lat < 21 ? puertoRico + : lower48)(coordinates); + } + + albersUsa.scale = function(x) { + if (!arguments.length) return lower48.scale(); + lower48.scale(x); + alaska.scale(x * .6); + hawaii.scale(x); + puertoRico.scale(x * 1.5); + return albersUsa.translate(lower48.translate()); + }; + + albersUsa.translate = function(x) { + if (!arguments.length) return lower48.translate(); + var dz = lower48.scale() / 1000, + dx = x[0], + dy = x[1]; + lower48.translate(x); + alaska.translate([dx - 400 * dz, dy + 170 * dz]); + hawaii.translate([dx - 190 * dz, dy + 200 * dz]); + puertoRico.translate([dx + 580 * dz, dy + 430 * dz]); + return albersUsa; + }; + + return albersUsa.scale(lower48.scale()); +}; +d3.geo.bonne = function() { + var scale = 200, + translate = [480, 250], + x0, // origin longitude in radians + y0, // origin latitude in radians + y1, // parallel latitude in radians + c1; // cot(y1) + + function bonne(coordinates) { + var x = coordinates[0] * d3_geo_radians - x0, + y = coordinates[1] * d3_geo_radians - y0; + if (y1) { + var p = c1 + y1 - y, E = x * Math.cos(y) / p; + x = p * Math.sin(E); + y = p * Math.cos(E) - c1; + } else { + x *= Math.cos(y); + y *= -1; + } + return [ + scale * x + translate[0], + scale * y + translate[1] + ]; + } + + bonne.invert = function(coordinates) { + var x = (coordinates[0] - translate[0]) / scale, + y = (coordinates[1] - translate[1]) / scale; + if (y1) { + var c = c1 + y, p = Math.sqrt(x * x + c * c); + y = c1 + y1 - p; + x = x0 + p * Math.atan2(x, c) / Math.cos(y); + } else { + y *= -1; + x /= Math.cos(y); + } + return [ + x / d3_geo_radians, + y / d3_geo_radians + ]; + }; + + // 90° for Werner, 0° for Sinusoidal + bonne.parallel = function(x) { + if (!arguments.length) return y1 / d3_geo_radians; + c1 = 1 / Math.tan(y1 = x * d3_geo_radians); + return bonne; + }; + + bonne.origin = function(x) { + if (!arguments.length) return [x0 / d3_geo_radians, y0 / d3_geo_radians]; + x0 = x[0] * d3_geo_radians; + y0 = x[1] * d3_geo_radians; + return bonne; + }; + + bonne.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return bonne; + }; + + bonne.translate = function(x) { + if (!arguments.length) return translate; + translate = [+x[0], +x[1]]; + return bonne; + }; + + return bonne.origin([0, 0]).parallel(45); +}; +d3.geo.equirectangular = function() { + var scale = 500, + translate = [480, 250]; + + function equirectangular(coordinates) { + var x = coordinates[0] / 360, + y = -coordinates[1] / 360; + return [ + scale * x + translate[0], + scale * y + translate[1] + ]; + } + + equirectangular.invert = function(coordinates) { + var x = (coordinates[0] - translate[0]) / scale, + y = (coordinates[1] - translate[1]) / scale; + return [ + 360 * x, + -360 * y + ]; + }; + + equirectangular.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return equirectangular; + }; + + equirectangular.translate = function(x) { + if (!arguments.length) return translate; + translate = [+x[0], +x[1]]; + return equirectangular; + }; + + return equirectangular; +}; +d3.geo.mercator = function() { + var scale = 500, + translate = [480, 250]; + + function mercator(coordinates) { + var x = coordinates[0] / 360, + y = -(Math.log(Math.tan(Math.PI / 4 + coordinates[1] * d3_geo_radians / 2)) / d3_geo_radians) / 360; + return [ + scale * x + translate[0], + scale * Math.max(-.5, Math.min(.5, y)) + translate[1] + ]; + } + + mercator.invert = function(coordinates) { + var x = (coordinates[0] - translate[0]) / scale, + y = (coordinates[1] - translate[1]) / scale; + return [ + 360 * x, + 2 * Math.atan(Math.exp(-360 * y * d3_geo_radians)) / d3_geo_radians - 90 + ]; + }; + + mercator.scale = function(x) { + if (!arguments.length) return scale; + scale = +x; + return mercator; + }; + + mercator.translate = function(x) { + if (!arguments.length) return translate; + translate = [+x[0], +x[1]]; + return mercator; + }; + + return mercator; +}; +function d3_geo_type(types, defaultValue) { + return function(object) { + return object && types.hasOwnProperty(object.type) ? types[object.type](object) : defaultValue; + }; +} +/** + * Returns a function that, given a GeoJSON object (e.g., a feature), returns + * the corresponding SVG path. The function can be customized by overriding the + * projection. Point features are mapped to circles with a default radius of + * 4.5px; the radius can be specified either as a constant or a function that + * is evaluated per object. + */ +d3.geo.path = function() { + var pointRadius = 4.5, + pointCircle = d3_path_circle(pointRadius), + projection = d3.geo.albersUsa(); + + function path(d, i) { + if (typeof pointRadius === "function") { + pointCircle = d3_path_circle(pointRadius.apply(this, arguments)); + } + return pathType(d) || null; + } + + function project(coordinates) { + return projection(coordinates).join(","); + } + + var pathType = d3_geo_type({ + + FeatureCollection: function(o) { + var path = [], + features = o.features, + i = -1, // features.index + n = features.length; + while (++i < n) path.push(pathType(features[i].geometry)); + return path.join(""); + }, + + Feature: function(o) { + return pathType(o.geometry); + }, + + Point: function(o) { + return "M" + project(o.coordinates) + pointCircle; + }, + + MultiPoint: function(o) { + var path = [], + coordinates = o.coordinates, + i = -1, // coordinates.index + n = coordinates.length; + while (++i < n) path.push("M", project(coordinates[i]), pointCircle); + return path.join(""); + }, + + LineString: function(o) { + var path = ["M"], + coordinates = o.coordinates, + i = -1, // coordinates.index + n = coordinates.length; + while (++i < n) path.push(project(coordinates[i]), "L"); + path.pop(); + return path.join(""); + }, + + MultiLineString: function(o) { + var path = [], + coordinates = o.coordinates, + i = -1, // coordinates.index + n = coordinates.length, + subcoordinates, // coordinates[i] + j, // subcoordinates.index + m; // subcoordinates.length + while (++i < n) { + subcoordinates = coordinates[i]; + j = -1; + m = subcoordinates.length; + path.push("M"); + while (++j < m) path.push(project(subcoordinates[j]), "L"); + path.pop(); + } + return path.join(""); + }, + + Polygon: function(o) { + var path = [], + coordinates = o.coordinates, + i = -1, // coordinates.index + n = coordinates.length, + subcoordinates, // coordinates[i] + j, // subcoordinates.index + m; // subcoordinates.length + while (++i < n) { + subcoordinates = coordinates[i]; + j = -1; + if ((m = subcoordinates.length - 1) > 0) { + path.push("M"); + while (++j < m) path.push(project(subcoordinates[j]), "L"); + path[path.length - 1] = "Z"; + } + } + return path.join(""); + }, + + MultiPolygon: function(o) { + var path = [], + coordinates = o.coordinates, + i = -1, // coordinates index + n = coordinates.length, + subcoordinates, // coordinates[i] + j, // subcoordinates index + m, // subcoordinates.length + subsubcoordinates, // subcoordinates[j] + k, // subsubcoordinates index + p; // subsubcoordinates.length + while (++i < n) { + subcoordinates = coordinates[i]; + j = -1; + m = subcoordinates.length; + while (++j < m) { + subsubcoordinates = subcoordinates[j]; + k = -1; + if ((p = subsubcoordinates.length - 1) > 0) { + path.push("M"); + while (++k < p) path.push(project(subsubcoordinates[k]), "L"); + path[path.length - 1] = "Z"; + } + } + } + return path.join(""); + }, + + GeometryCollection: function(o) { + var path = [], + geometries = o.geometries, + i = -1, // geometries index + n = geometries.length; + while (++i < n) path.push(pathType(geometries[i])); + return path.join(""); + } + + }); + + var areaType = path.area = d3_geo_type({ + + FeatureCollection: function(o) { + var area = 0, + features = o.features, + i = -1, // features.index + n = features.length; + while (++i < n) area += areaType(features[i]); + return area; + }, + + Feature: function(o) { + return areaType(o.geometry); + }, + + Polygon: function(o) { + return polygonArea(o.coordinates); + }, + + MultiPolygon: function(o) { + var sum = 0, + coordinates = o.coordinates, + i = -1, // coordinates index + n = coordinates.length; + while (++i < n) sum += polygonArea(coordinates[i]); + return sum; + }, + + GeometryCollection: function(o) { + var sum = 0, + geometries = o.geometries, + i = -1, // geometries index + n = geometries.length; + while (++i < n) sum += areaType(geometries[i]); + return sum; + } + + }, 0); + + function polygonArea(coordinates) { + var sum = area(coordinates[0]), // exterior ring + i = 0, // coordinates.index + n = coordinates.length; + while (++i < n) sum -= area(coordinates[i]); // holes + return sum; + } + + function polygonCentroid(coordinates) { + var polygon = d3.geom.polygon(coordinates[0].map(projection)), // exterior ring + area = polygon.area(), + centroid = polygon.centroid(area < 0 ? (area *= -1, 1) : -1), + x = centroid[0], + y = centroid[1], + z = area, + i = 0, // coordinates index + n = coordinates.length; + while (++i < n) { + polygon = d3.geom.polygon(coordinates[i].map(projection)); // holes + area = polygon.area(); + centroid = polygon.centroid(area < 0 ? (area *= -1, 1) : -1); + x -= centroid[0]; + y -= centroid[1]; + z -= area; + } + return [x, y, 6 * z]; // weighted centroid + } + + var centroidType = path.centroid = d3_geo_type({ + + // TODO FeatureCollection + // TODO Point + // TODO MultiPoint + // TODO LineString + // TODO MultiLineString + // TODO GeometryCollection + + Feature: function(o) { + return centroidType(o.geometry); + }, + + Polygon: function(o) { + var centroid = polygonCentroid(o.coordinates); + return [centroid[0] / centroid[2], centroid[1] / centroid[2]]; + }, + + MultiPolygon: function(o) { + var area = 0, + coordinates = o.coordinates, + centroid, + x = 0, + y = 0, + z = 0, + i = -1, // coordinates index + n = coordinates.length; + while (++i < n) { + centroid = polygonCentroid(coordinates[i]); + x += centroid[0]; + y += centroid[1]; + z += centroid[2]; + } + return [x / z, y / z]; + } + + }); + + function area(coordinates) { + return Math.abs(d3.geom.polygon(coordinates.map(projection)).area()); + } + + path.projection = function(x) { + projection = x; + return path; + }; + + path.pointRadius = function(x) { + if (typeof x === "function") pointRadius = x; + else { + pointRadius = +x; + pointCircle = d3_path_circle(pointRadius); + } + return path; + }; + + return path; +}; + +function d3_path_circle(radius) { + return "m0," + radius + + "a" + radius + "," + radius + " 0 1,1 0," + (-2 * radius) + + "a" + radius + "," + radius + " 0 1,1 0," + (+2 * radius) + + "z"; +} +/** + * Given a GeoJSON object, returns the corresponding bounding box. The bounding + * box is represented by a two-dimensional array: [[left, bottom], [right, + * top]], where left is the minimum longitude, bottom is the minimum latitude, + * right is maximum longitude, and top is the maximum latitude. + */ +d3.geo.bounds = function(feature) { + var left = Infinity, + bottom = Infinity, + right = -Infinity, + top = -Infinity; + d3_geo_bounds(feature, function(x, y) { + if (x < left) left = x; + if (x > right) right = x; + if (y < bottom) bottom = y; + if (y > top) top = y; + }); + return [[left, bottom], [right, top]]; +}; + +function d3_geo_bounds(o, f) { + if (d3_geo_boundsTypes.hasOwnProperty(o.type)) d3_geo_boundsTypes[o.type](o, f); +} + +var d3_geo_boundsTypes = { + Feature: d3_geo_boundsFeature, + FeatureCollection: d3_geo_boundsFeatureCollection, + GeometryCollection: d3_geo_boundsGeometryCollection, + LineString: d3_geo_boundsLineString, + MultiLineString: d3_geo_boundsMultiLineString, + MultiPoint: d3_geo_boundsLineString, + MultiPolygon: d3_geo_boundsMultiPolygon, + Point: d3_geo_boundsPoint, + Polygon: d3_geo_boundsPolygon +}; + +function d3_geo_boundsFeature(o, f) { + d3_geo_bounds(o.geometry, f); +} + +function d3_geo_boundsFeatureCollection(o, f) { + for (var a = o.features, i = 0, n = a.length; i < n; i++) { + d3_geo_bounds(a[i].geometry, f); + } +} + +function d3_geo_boundsGeometryCollection(o, f) { + for (var a = o.geometries, i = 0, n = a.length; i < n; i++) { + d3_geo_bounds(a[i], f); + } +} + +function d3_geo_boundsLineString(o, f) { + for (var a = o.coordinates, i = 0, n = a.length; i < n; i++) { + f.apply(null, a[i]); + } +} + +function d3_geo_boundsMultiLineString(o, f) { + for (var a = o.coordinates, i = 0, n = a.length; i < n; i++) { + for (var b = a[i], j = 0, m = b.length; j < m; j++) { + f.apply(null, b[j]); + } + } +} + +function d3_geo_boundsMultiPolygon(o, f) { + for (var a = o.coordinates, i = 0, n = a.length; i < n; i++) { + for (var b = a[i][0], j = 0, m = b.length; j < m; j++) { + f.apply(null, b[j]); + } + } +} + +function d3_geo_boundsPoint(o, f) { + f.apply(null, o.coordinates); +} + +function d3_geo_boundsPolygon(o, f) { + for (var a = o.coordinates[0], i = 0, n = a.length; i < n; i++) { + f.apply(null, a[i]); + } +} +// TODO breakAtDateLine? + +d3.geo.circle = function() { + var origin = [0, 0], + degrees = 90 - 1e-2, + radians = degrees * d3_geo_radians, + arc = d3.geo.greatArc().target(Object); + + function circle() { + // TODO render a circle as a Polygon + } + + function visible(point) { + return arc.distance(point) < radians; + } + + circle.clip = function(d) { + arc.source(typeof origin === "function" ? origin.apply(this, arguments) : origin); + return clipType(d); + }; + + var clipType = d3_geo_type({ + + FeatureCollection: function(o) { + var features = o.features.map(clipType).filter(Object); + return features && (o = Object.create(o), o.features = features, o); + }, + + Feature: function(o) { + var geometry = clipType(o.geometry); + return geometry && (o = Object.create(o), o.geometry = geometry, o); + }, + + Point: function(o) { + return visible(o.coordinates) && o; + }, + + MultiPoint: function(o) { + var coordinates = o.coordinates.filter(visible); + return coordinates.length && { + type: o.type, + coordinates: coordinates + }; + }, + + LineString: function(o) { + var coordinates = clip(o.coordinates); + return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o); + }, + + MultiLineString: function(o) { + var coordinates = o.coordinates.map(clip).filter(function(d) { return d.length; }); + return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o); + }, + + Polygon: function(o) { + var coordinates = o.coordinates.map(clip); + return coordinates[0].length && (o = Object.create(o), o.coordinates = coordinates, o); + }, + + MultiPolygon: function(o) { + var coordinates = o.coordinates.map(function(d) { return d.map(clip); }).filter(function(d) { return d[0].length; }); + return coordinates.length && (o = Object.create(o), o.coordinates = coordinates, o); + }, + + GeometryCollection: function(o) { + var geometries = o.geometries.map(clipType).filter(Object); + return geometries.length && (o = Object.create(o), o.geometries = geometries, o); + } + + }); + + function clip(coordinates) { + var i = -1, + n = coordinates.length, + clipped = [], + p0, + p1, + p2, + d0, + d1; + + while (++i < n) { + d1 = arc.distance(p2 = coordinates[i]); + if (d1 < radians) { + if (p1) clipped.push(d3_geo_greatArcInterpolate(p1, p2)((d0 - radians) / (d0 - d1))); + clipped.push(p2); + p0 = p1 = null; + } else { + p1 = p2; + if (!p0 && clipped.length) { + clipped.push(d3_geo_greatArcInterpolate(clipped[clipped.length - 1], p1)((radians - d0) / (d1 - d0))); + p0 = p1; + } + } + d0 = d1; + } + + if (p1 && clipped.length) { + d1 = arc.distance(p2 = clipped[0]); + clipped.push(d3_geo_greatArcInterpolate(p1, p2)((d0 - radians) / (d0 - d1))); + } + + return resample(clipped); + } + + // Resample coordinates, creating great arcs between each. + function resample(coordinates) { + var i = 0, + n = coordinates.length, + j, + m, + resampled = n ? [coordinates[0]] : coordinates, + resamples, + origin = arc.source(); + + while (++i < n) { + resamples = arc.source(coordinates[i - 1])(coordinates[i]).coordinates; + for (j = 0, m = resamples.length; ++j < m;) resampled.push(resamples[j]); + } + + arc.source(origin); + return resampled; + } + + circle.origin = function(x) { + if (!arguments.length) return origin; + origin = x; + return circle; + }; + + circle.angle = function(x) { + if (!arguments.length) return degrees; + radians = (degrees = +x) * d3_geo_radians; + return circle; + }; + + // Precision is specified in degrees. + circle.precision = function(x) { + if (!arguments.length) return arc.precision(); + arc.precision(x); + return circle; + }; + + return circle; +} +d3.geo.greatArc = function() { + var source = d3_geo_greatArcSource, + target = d3_geo_greatArcTarget, + precision = 6 * d3_geo_radians; + + function greatArc() { + var a = typeof source === "function" ? source.apply(this, arguments) : source, + b = typeof target === "function" ? target.apply(this, arguments) : target, + i = d3_geo_greatArcInterpolate(a, b), + dt = precision / i.d, + t = 0, + coordinates = [a]; + while ((t += dt) < 1) coordinates.push(i(t)); + coordinates.push(b); + return { + type: "LineString", + coordinates: coordinates + }; + } + + // Length returned in radians; multiply by radius for distance. + greatArc.distance = function() { + var a = typeof source === "function" ? source.apply(this, arguments) : source, + b = typeof target === "function" ? target.apply(this, arguments) : target; + return d3_geo_greatArcInterpolate(a, b).d; + }; + + greatArc.source = function(x) { + if (!arguments.length) return source; + source = x; + return greatArc; + }; + + greatArc.target = function(x) { + if (!arguments.length) return target; + target = x; + return greatArc; + }; + + // Precision is specified in degrees. + greatArc.precision = function(x) { + if (!arguments.length) return precision / d3_geo_radians; + precision = x * d3_geo_radians; + return greatArc; + }; + + return greatArc; +}; + +function d3_geo_greatArcSource(d) { + return d.source; +} + +function d3_geo_greatArcTarget(d) { + return d.target; +} + +function d3_geo_greatArcInterpolate(a, b) { + var x0 = a[0] * d3_geo_radians, cx0 = Math.cos(x0), sx0 = Math.sin(x0), + y0 = a[1] * d3_geo_radians, cy0 = Math.cos(y0), sy0 = Math.sin(y0), + x1 = b[0] * d3_geo_radians, cx1 = Math.cos(x1), sx1 = Math.sin(x1), + y1 = b[1] * d3_geo_radians, cy1 = Math.cos(y1), sy1 = Math.sin(y1), + d = interpolate.d = Math.acos(Math.max(-1, Math.min(1, sy0 * sy1 + cy0 * cy1 * Math.cos(x1 - x0)))), + sd = Math.sin(d); + + // From http://williams.best.vwh.net/avform.htm#Intermediate + function interpolate(t) { + var A = Math.sin(d - (t *= d)) / sd, + B = Math.sin(t) / sd, + x = A * cy0 * cx0 + B * cy1 * cx1, + y = A * cy0 * sx0 + B * cy1 * sx1, + z = A * sy0 + B * sy1; + return [ + Math.atan2(y, x) / d3_geo_radians, + Math.atan2(z, Math.sqrt(x * x + y * y)) / d3_geo_radians + ]; + } + + return interpolate; +} +d3.geo.greatCircle = d3.geo.circle; +d3.geom = {}; +/** + * Computes a contour for a given input grid function using the <a + * href="http://en.wikipedia.org/wiki/Marching_squares">marching + * squares</a> algorithm. Returns the contour polygon as an array of points. + * + * @param grid a two-input function(x, y) that returns true for values + * inside the contour and false for values outside the contour. + * @param start an optional starting point [x, y] on the grid. + * @returns polygon [[x1, y1], [x2, y2], …] + */ +d3.geom.contour = function(grid, start) { + var s = start || d3_geom_contourStart(grid), // starting point + c = [], // contour polygon + x = s[0], // current x position + y = s[1], // current y position + dx = 0, // next x direction + dy = 0, // next y direction + pdx = NaN, // previous x direction + pdy = NaN, // previous y direction + i = 0; + + do { + // determine marching squares index + i = 0; + if (grid(x-1, y-1)) i += 1; + if (grid(x, y-1)) i += 2; + if (grid(x-1, y )) i += 4; + if (grid(x, y )) i += 8; + + // determine next direction + if (i === 6) { + dx = pdy === -1 ? -1 : 1; + dy = 0; + } else if (i === 9) { + dx = 0; + dy = pdx === 1 ? -1 : 1; + } else { + dx = d3_geom_contourDx[i]; + dy = d3_geom_contourDy[i]; + } + + // update contour polygon + if (dx != pdx && dy != pdy) { + c.push([x, y]); + pdx = dx; + pdy = dy; + } + + x += dx; + y += dy; + } while (s[0] != x || s[1] != y); + + return c; +}; + +// lookup tables for marching directions +var d3_geom_contourDx = [1, 0, 1, 1,-1, 0,-1, 1,0, 0,0,0,-1, 0,-1,NaN], + d3_geom_contourDy = [0,-1, 0, 0, 0,-1, 0, 0,1,-1,1,1, 0,-1, 0,NaN]; + +function d3_geom_contourStart(grid) { + var x = 0, + y = 0; + + // search for a starting point; begin at origin + // and proceed along outward-expanding diagonals + while (true) { + if (grid(x,y)) { + return [x,y]; + } + if (x === 0) { + x = y + 1; + y = 0; + } else { + x = x - 1; + y = y + 1; + } + } +} +/** + * Computes the 2D convex hull of a set of points using Graham's scanning + * algorithm. The algorithm has been implemented as described in Cormen, + * Leiserson, and Rivest's Introduction to Algorithms. The running time of + * this algorithm is O(n log n), where n is the number of input points. + * + * @param vertices [[x1, y1], [x2, y2], …] + * @returns polygon [[x1, y1], [x2, y2], …] + */ +d3.geom.hull = function(vertices) { + if (vertices.length < 3) return []; + + var len = vertices.length, + plen = len - 1, + points = [], + stack = [], + i, j, h = 0, x1, y1, x2, y2, u, v, a, sp; + + // find the starting ref point: leftmost point with the minimum y coord + for (i=1; i<len; ++i) { + if (vertices[i][1] < vertices[h][1]) { + h = i; + } else if (vertices[i][1] == vertices[h][1]) { + h = (vertices[i][0] < vertices[h][0] ? i : h); + } + } + + // calculate polar angles from ref point and sort + for (i=0; i<len; ++i) { + if (i === h) continue; + y1 = vertices[i][1] - vertices[h][1]; + x1 = vertices[i][0] - vertices[h][0]; + points.push({angle: Math.atan2(y1, x1), index: i}); + } + points.sort(function(a, b) { return a.angle - b.angle; }); + + // toss out duplicate angles + a = points[0].angle; + v = points[0].index; + u = 0; + for (i=1; i<plen; ++i) { + j = points[i].index; + if (a == points[i].angle) { + // keep angle for point most distant from the reference + x1 = vertices[v][0] - vertices[h][0]; + y1 = vertices[v][1] - vertices[h][1]; + x2 = vertices[j][0] - vertices[h][0]; + y2 = vertices[j][1] - vertices[h][1]; + if ((x1*x1 + y1*y1) >= (x2*x2 + y2*y2)) { + points[i].index = -1; + } else { + points[u].index = -1; + a = points[i].angle; + u = i; + v = j; + } + } else { + a = points[i].angle; + u = i; + v = j; + } + } + + // initialize the stack + stack.push(h); + for (i=0, j=0; i<2; ++j) { + if (points[j].index !== -1) { + stack.push(points[j].index); + i++; + } + } + sp = stack.length; + + // do graham's scan + for (; j<plen; ++j) { + if (points[j].index === -1) continue; // skip tossed out points + while (!d3_geom_hullCCW(stack[sp-2], stack[sp-1], points[j].index, vertices)) { + --sp; + } + stack[sp++] = points[j].index; + } + + // construct the hull + var poly = []; + for (i=0; i<sp; ++i) { + poly.push(vertices[stack[i]]); + } + return poly; +} + +// are three points in counter-clockwise order? +function d3_geom_hullCCW(i1, i2, i3, v) { + var t, a, b, c, d, e, f; + t = v[i1]; a = t[0]; b = t[1]; + t = v[i2]; c = t[0]; d = t[1]; + t = v[i3]; e = t[0]; f = t[1]; + return ((f-b)*(c-a) - (d-b)*(e-a)) > 0; +} +// Note: requires coordinates to be counterclockwise and convex! +d3.geom.polygon = function(coordinates) { + + coordinates.area = function() { + var i = 0, + n = coordinates.length, + a = coordinates[n - 1][0] * coordinates[0][1], + b = coordinates[n - 1][1] * coordinates[0][0]; + while (++i < n) { + a += coordinates[i - 1][0] * coordinates[i][1]; + b += coordinates[i - 1][1] * coordinates[i][0]; + } + return (b - a) * .5; + }; + + coordinates.centroid = function(k) { + var i = -1, + n = coordinates.length, + x = 0, + y = 0, + a, + b = coordinates[n - 1], + c; + if (!arguments.length) k = -1 / (6 * coordinates.area()); + while (++i < n) { + a = b; + b = coordinates[i]; + c = a[0] * b[1] - b[0] * a[1]; + x += (a[0] + b[0]) * c; + y += (a[1] + b[1]) * c; + } + return [x * k, y * k]; + }; + + // The Sutherland-Hodgman clipping algorithm. + coordinates.clip = function(subject) { + var input, + i = -1, + n = coordinates.length, + j, + m, + a = coordinates[n - 1], + b, + c, + d; + while (++i < n) { + input = subject.slice(); + subject.length = 0; + b = coordinates[i]; + c = input[(m = input.length) - 1]; + j = -1; + while (++j < m) { + d = input[j]; + if (d3_geom_polygonInside(d, a, b)) { + if (!d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + subject.push(d); + } else if (d3_geom_polygonInside(c, a, b)) { + subject.push(d3_geom_polygonIntersect(c, d, a, b)); + } + c = d; + } + a = b; + } + return subject; + }; + + return coordinates; +}; + +function d3_geom_polygonInside(p, a, b) { + return (b[0] - a[0]) * (p[1] - a[1]) < (b[1] - a[1]) * (p[0] - a[0]); +} + +// Intersect two infinite lines cd and ab. +function d3_geom_polygonIntersect(c, d, a, b) { + var x1 = c[0], x2 = d[0], x3 = a[0], x4 = b[0], + y1 = c[1], y2 = d[1], y3 = a[1], y4 = b[1], + x13 = x1 - x3, + x21 = x2 - x1, + x43 = x4 - x3, + y13 = y1 - y3, + y21 = y2 - y1, + y43 = y4 - y3, + ua = (x43 * y13 - y43 * x13) / (y43 * x21 - x43 * y21); + return [x1 + ua * x21, y1 + ua * y21]; +} +// Adapted from Nicolas Garcia Belmonte's JIT implementation: +// http://blog.thejit.org/2010/02/12/voronoi-tessellation/ +// http://blog.thejit.org/assets/voronoijs/voronoi.js +// See lib/jit/LICENSE for details. + +// Notes: +// +// This implementation does not clip the returned polygons, so if you want to +// clip them to a particular shape you will need to do that either in SVG or by +// post-processing with d3.geom.polygon's clip method. +// +// If any vertices are coincident or have NaN positions, the behavior of this +// method is undefined. Most likely invalid polygons will be returned. You +// should filter invalid points, and consolidate coincident points, before +// computing the tessellation. + +/** + * @param vertices [[x1, y1], [x2, y2], …] + * @returns polygons [[[x1, y1], [x2, y2], …], …] + */ +d3.geom.voronoi = function(vertices) { + var polygons = vertices.map(function() { return []; }); + + d3_voronoi_tessellate(vertices, function(e) { + var s1, + s2, + x1, + x2, + y1, + y2; + if (e.a === 1 && e.b >= 0) { + s1 = e.ep.r; + s2 = e.ep.l; + } else { + s1 = e.ep.l; + s2 = e.ep.r; + } + if (e.a === 1) { + y1 = s1 ? s1.y : -1e6; + x1 = e.c - e.b * y1; + y2 = s2 ? s2.y : 1e6; + x2 = e.c - e.b * y2; + } else { + x1 = s1 ? s1.x : -1e6; + y1 = e.c - e.a * x1; + x2 = s2 ? s2.x : 1e6; + y2 = e.c - e.a * x2; + } + var v1 = [x1, y1], + v2 = [x2, y2]; + polygons[e.region.l.index].push(v1, v2); + polygons[e.region.r.index].push(v1, v2); + }); + + // Reconnect the polygon segments into counterclockwise loops. + return polygons.map(function(polygon, i) { + var cx = vertices[i][0], + cy = vertices[i][1]; + polygon.forEach(function(v) { + v.angle = Math.atan2(v[0] - cx, v[1] - cy); + }); + return polygon.sort(function(a, b) { + return a.angle - b.angle; + }).filter(function(d, i) { + return !i || (d.angle - polygon[i - 1].angle > 1e-10); + }); + }); +}; + +var d3_voronoi_opposite = {"l": "r", "r": "l"}; + +function d3_voronoi_tessellate(vertices, callback) { + + var Sites = { + list: vertices + .map(function(v, i) { + return { + index: i, + x: v[0], + y: v[1] + }; + }) + .sort(function(a, b) { + return a.y < b.y ? -1 + : a.y > b.y ? 1 + : a.x < b.x ? -1 + : a.x > b.x ? 1 + : 0; + }), + bottomSite: null + }; + + var EdgeList = { + list: [], + leftEnd: null, + rightEnd: null, + + init: function() { + EdgeList.leftEnd = EdgeList.createHalfEdge(null, "l"); + EdgeList.rightEnd = EdgeList.createHalfEdge(null, "l"); + EdgeList.leftEnd.r = EdgeList.rightEnd; + EdgeList.rightEnd.l = EdgeList.leftEnd; + EdgeList.list.unshift(EdgeList.leftEnd, EdgeList.rightEnd); + }, + + createHalfEdge: function(edge, side) { + return { + edge: edge, + side: side, + vertex: null, + "l": null, + "r": null + }; + }, + + insert: function(lb, he) { + he.l = lb; + he.r = lb.r; + lb.r.l = he; + lb.r = he; + }, + + leftBound: function(p) { + var he = EdgeList.leftEnd; + do { + he = he.r; + } while (he != EdgeList.rightEnd && Geom.rightOf(he, p)); + he = he.l; + return he; + }, + + del: function(he) { + he.l.r = he.r; + he.r.l = he.l; + he.edge = null; + }, + + right: function(he) { + return he.r; + }, + + left: function(he) { + return he.l; + }, + + leftRegion: function(he) { + return he.edge == null + ? Sites.bottomSite + : he.edge.region[he.side]; + }, + + rightRegion: function(he) { + return he.edge == null + ? Sites.bottomSite + : he.edge.region[d3_voronoi_opposite[he.side]]; + } + }; + + var Geom = { + + bisect: function(s1, s2) { + var newEdge = { + region: {"l": s1, "r": s2}, + ep: {"l": null, "r": null} + }; + + var dx = s2.x - s1.x, + dy = s2.y - s1.y, + adx = dx > 0 ? dx : -dx, + ady = dy > 0 ? dy : -dy; + + newEdge.c = s1.x * dx + s1.y * dy + + (dx * dx + dy * dy) * .5; + + if (adx > ady) { + newEdge.a = 1; + newEdge.b = dy / dx; + newEdge.c /= dx; + } else { + newEdge.b = 1; + newEdge.a = dx / dy; + newEdge.c /= dy; + } + + return newEdge; + }, + + intersect: function(el1, el2) { + var e1 = el1.edge, + e2 = el2.edge; + if (!e1 || !e2 || (e1.region.r == e2.region.r)) { + return null; + } + var d = (e1.a * e2.b) - (e1.b * e2.a); + if (Math.abs(d) < 1e-10) { + return null; + } + var xint = (e1.c * e2.b - e2.c * e1.b) / d, + yint = (e2.c * e1.a - e1.c * e2.a) / d, + e1r = e1.region.r, + e2r = e2.region.r, + el, + e; + if ((e1r.y < e2r.y) || + (e1r.y == e2r.y && e1r.x < e2r.x)) { + el = el1; + e = e1; + } else { + el = el2; + e = e2; + } + var rightOfSite = (xint >= e.region.r.x); + if ((rightOfSite && (el.side === "l")) || + (!rightOfSite && (el.side === "r"))) { + return null; + } + return { + x: xint, + y: yint + }; + }, + + rightOf: function(he, p) { + var e = he.edge, + topsite = e.region.r, + rightOfSite = (p.x > topsite.x); + + if (rightOfSite && (he.side === "l")) { + return 1; + } + if (!rightOfSite && (he.side === "r")) { + return 0; + } + if (e.a === 1) { + var dyp = p.y - topsite.y, + dxp = p.x - topsite.x, + fast = 0, + above = 0; + + if ((!rightOfSite && (e.b < 0)) || + (rightOfSite && (e.b >= 0))) { + above = fast = (dyp >= e.b * dxp); + } else { + above = ((p.x + p.y * e.b) > e.c); + if (e.b < 0) { + above = !above; + } + if (!above) { + fast = 1; + } + } + if (!fast) { + var dxs = topsite.x - e.region.l.x; + above = (e.b * (dxp * dxp - dyp * dyp)) < + (dxs * dyp * (1 + 2 * dxp / dxs + e.b * e.b)); + + if (e.b < 0) { + above = !above; + } + } + } else /* e.b == 1 */ { + var yl = e.c - e.a * p.x, + t1 = p.y - yl, + t2 = p.x - topsite.x, + t3 = yl - topsite.y; + + above = (t1 * t1) > (t2 * t2 + t3 * t3); + } + return he.side === "l" ? above : !above; + }, + + endPoint: function(edge, side, site) { + edge.ep[side] = site; + if (!edge.ep[d3_voronoi_opposite[side]]) return; + callback(edge); + }, + + distance: function(s, t) { + var dx = s.x - t.x, + dy = s.y - t.y; + return Math.sqrt(dx * dx + dy * dy); + } + }; + + var EventQueue = { + list: [], + + insert: function(he, site, offset) { + he.vertex = site; + he.ystar = site.y + offset; + for (var i=0, list=EventQueue.list, l=list.length; i<l; i++) { + var next = list[i]; + if (he.ystar > next.ystar || + (he.ystar == next.ystar && + site.x > next.vertex.x)) { + continue; + } else { + break; + } + } + list.splice(i, 0, he); + }, + + del: function(he) { + for (var i=0, ls=EventQueue.list, l=ls.length; i<l && (ls[i] != he); ++i) {} + ls.splice(i, 1); + }, + + empty: function() { return EventQueue.list.length === 0; }, + + nextEvent: function(he) { + for (var i=0, ls=EventQueue.list, l=ls.length; i<l; ++i) { + if (ls[i] == he) return ls[i+1]; + } + return null; + }, + + min: function() { + var elem = EventQueue.list[0]; + return { + x: elem.vertex.x, + y: elem.ystar + }; + }, + + extractMin: function() { + return EventQueue.list.shift(); + } + }; + + EdgeList.init(); + Sites.bottomSite = Sites.list.shift(); + + var newSite = Sites.list.shift(), newIntStar; + var lbnd, rbnd, llbnd, rrbnd, bisector; + var bot, top, temp, p, v; + var e, pm; + + while (true) { + if (!EventQueue.empty()) { + newIntStar = EventQueue.min(); + } + if (newSite && (EventQueue.empty() + || newSite.y < newIntStar.y + || (newSite.y == newIntStar.y + && newSite.x < newIntStar.x))) { //new site is smallest + lbnd = EdgeList.leftBound(newSite); + rbnd = EdgeList.right(lbnd); + bot = EdgeList.rightRegion(lbnd); + e = Geom.bisect(bot, newSite); + bisector = EdgeList.createHalfEdge(e, "l"); + EdgeList.insert(lbnd, bisector); + p = Geom.intersect(lbnd, bisector); + if (p) { + EventQueue.del(lbnd); + EventQueue.insert(lbnd, p, Geom.distance(p, newSite)); + } + lbnd = bisector; + bisector = EdgeList.createHalfEdge(e, "r"); + EdgeList.insert(lbnd, bisector); + p = Geom.intersect(bisector, rbnd); + if (p) { + EventQueue.insert(bisector, p, Geom.distance(p, newSite)); + } + newSite = Sites.list.shift(); + } else if (!EventQueue.empty()) { //intersection is smallest + lbnd = EventQueue.extractMin(); + llbnd = EdgeList.left(lbnd); + rbnd = EdgeList.right(lbnd); + rrbnd = EdgeList.right(rbnd); + bot = EdgeList.leftRegion(lbnd); + top = EdgeList.rightRegion(rbnd); + v = lbnd.vertex; + Geom.endPoint(lbnd.edge, lbnd.side, v); + Geom.endPoint(rbnd.edge, rbnd.side, v); + EdgeList.del(lbnd); + EventQueue.del(rbnd); + EdgeList.del(rbnd); + pm = "l"; + if (bot.y > top.y) { + temp = bot; + bot = top; + top = temp; + pm = "r"; + } + e = Geom.bisect(bot, top); + bisector = EdgeList.createHalfEdge(e, pm); + EdgeList.insert(llbnd, bisector); + Geom.endPoint(e, d3_voronoi_opposite[pm], v); + p = Geom.intersect(llbnd, bisector); + if (p) { + EventQueue.del(llbnd); + EventQueue.insert(llbnd, p, Geom.distance(p, bot)); + } + p = Geom.intersect(bisector, rrbnd); + if (p) { + EventQueue.insert(bisector, p, Geom.distance(p, bot)); + } + } else { + break; + } + }//end while + + for (lbnd = EdgeList.right(EdgeList.leftEnd); + lbnd != EdgeList.rightEnd; + lbnd = EdgeList.right(lbnd)) { + callback(lbnd.edge); + } +} +/** +* @param vertices [[x1, y1], [x2, y2], …] +* @returns triangles [[[x1, y1], [x2, y2], [x3, y3]], …] + */ +d3.geom.delaunay = function(vertices) { + var edges = vertices.map(function() { return []; }), + triangles = []; + + // Use the Voronoi tessellation to determine Delaunay edges. + d3_voronoi_tessellate(vertices, function(e) { + edges[e.region.l.index].push(vertices[e.region.r.index]); + }); + + // Reconnect the edges into counterclockwise triangles. + edges.forEach(function(edge, i) { + var v = vertices[i], + cx = v[0], + cy = v[1]; + edge.forEach(function(v) { + v.angle = Math.atan2(v[0] - cx, v[1] - cy); + }); + edge.sort(function(a, b) { + return a.angle - b.angle; + }); + for (var j = 0, m = edge.length - 1; j < m; j++) { + triangles.push([v, edge[j], edge[j + 1]]); + } + }); + + return triangles; +}; +// Constructs a new quadtree for the specified array of points. A quadtree is a +// two-dimensional recursive spatial subdivision. This implementation uses +// square partitions, dividing each square into four equally-sized squares. Each +// point exists in a unique node; if multiple points are in the same position, +// some points may be stored on internal nodes rather than leaf nodes. Quadtrees +// can be used to accelerate various spatial operations, such as the Barnes-Hut +// approximation for computing n-body forces, or collision detection. +d3.geom.quadtree = function(points, x1, y1, x2, y2) { + var p, + i = -1, + n = points.length; + + // Type conversion for deprecated API. + if (n && isNaN(points[0].x)) points = points.map(d3_geom_quadtreePoint); + + // Allow bounds to be specified explicitly. + if (arguments.length < 5) { + if (arguments.length === 3) { + y2 = x2 = y1; + y1 = x1; + } else { + x1 = y1 = Infinity; + x2 = y2 = -Infinity; + + // Compute bounds. + while (++i < n) { + p = points[i]; + if (p.x < x1) x1 = p.x; + if (p.y < y1) y1 = p.y; + if (p.x > x2) x2 = p.x; + if (p.y > y2) y2 = p.y; + } + + // Squarify the bounds. + var dx = x2 - x1, + dy = y2 - y1; + if (dx > dy) y2 = y1 + dx; + else x2 = x1 + dy; + } + } + + // Recursively inserts the specified point p at the node n or one of its + // descendants. The bounds are defined by [x1, x2] and [y1, y2]. + function insert(n, p, x1, y1, x2, y2) { + if (isNaN(p.x) || isNaN(p.y)) return; // ignore invalid points + if (n.leaf) { + var v = n.point; + if (v) { + // If the point at this leaf node is at the same position as the new + // point we are adding, we leave the point associated with the + // internal node while adding the new point to a child node. This + // avoids infinite recursion. + if ((Math.abs(v.x - p.x) + Math.abs(v.y - p.y)) < .01) { + insertChild(n, p, x1, y1, x2, y2); + } else { + n.point = null; + insertChild(n, v, x1, y1, x2, y2); + insertChild(n, p, x1, y1, x2, y2); + } + } else { + n.point = p; + } + } else { + insertChild(n, p, x1, y1, x2, y2); + } + } + + // Recursively inserts the specified point p into a descendant of node n. The + // bounds are defined by [x1, x2] and [y1, y2]. + function insertChild(n, p, x1, y1, x2, y2) { + // Compute the split point, and the quadrant in which to insert p. + var sx = (x1 + x2) * .5, + sy = (y1 + y2) * .5, + right = p.x >= sx, + bottom = p.y >= sy, + i = (bottom << 1) + right; + + // Recursively insert into the child node. + n.leaf = false; + n = n.nodes[i] || (n.nodes[i] = d3_geom_quadtreeNode()); + + // Update the bounds as we recurse. + if (right) x1 = sx; else x2 = sx; + if (bottom) y1 = sy; else y2 = sy; + insert(n, p, x1, y1, x2, y2); + } + + // Create the root node. + var root = d3_geom_quadtreeNode(); + + root.add = function(p) { + insert(root, p, x1, y1, x2, y2); + }; + + root.visit = function(f) { + d3_geom_quadtreeVisit(f, root, x1, y1, x2, y2); + }; + + // Insert all points. + points.forEach(root.add); + return root; +}; + +function d3_geom_quadtreeNode() { + return { + leaf: true, + nodes: [], + point: null + }; +} + +function d3_geom_quadtreeVisit(f, node, x1, y1, x2, y2) { + if (!f(node, x1, y1, x2, y2)) { + var sx = (x1 + x2) * .5, + sy = (y1 + y2) * .5, + children = node.nodes; + if (children[0]) d3_geom_quadtreeVisit(f, children[0], x1, y1, sx, sy); + if (children[1]) d3_geom_quadtreeVisit(f, children[1], sx, y1, x2, sy); + if (children[2]) d3_geom_quadtreeVisit(f, children[2], x1, sy, sx, y2); + if (children[3]) d3_geom_quadtreeVisit(f, children[3], sx, sy, x2, y2); + } +} + +function d3_geom_quadtreePoint(p) { + return { + x: p[0], + y: p[1] + }; +} +d3.time = {}; + +var d3_time = Date; + +function d3_time_utc() { + this._ = new Date(arguments.length > 1 + ? Date.UTC.apply(this, arguments) + : arguments[0]); +} + +d3_time_utc.prototype = { + getDate: function() { return this._.getUTCDate(); }, + getDay: function() { return this._.getUTCDay(); }, + getFullYear: function() { return this._.getUTCFullYear(); }, + getHours: function() { return this._.getUTCHours(); }, + getMilliseconds: function() { return this._.getUTCMilliseconds(); }, + getMinutes: function() { return this._.getUTCMinutes(); }, + getMonth: function() { return this._.getUTCMonth(); }, + getSeconds: function() { return this._.getUTCSeconds(); }, + getTime: function() { return this._.getTime(); }, + getTimezoneOffset: function() { return 0; }, + valueOf: function() { return this._.valueOf(); }, + setDate: function() { d3_time_prototype.setUTCDate.apply(this._, arguments); }, + setDay: function() { d3_time_prototype.setUTCDay.apply(this._, arguments); }, + setFullYear: function() { d3_time_prototype.setUTCFullYear.apply(this._, arguments); }, + setHours: function() { d3_time_prototype.setUTCHours.apply(this._, arguments); }, + setMilliseconds: function() { d3_time_prototype.setUTCMilliseconds.apply(this._, arguments); }, + setMinutes: function() { d3_time_prototype.setUTCMinutes.apply(this._, arguments); }, + setMonth: function() { d3_time_prototype.setUTCMonth.apply(this._, arguments); }, + setSeconds: function() { d3_time_prototype.setUTCSeconds.apply(this._, arguments); }, + setTime: function() { d3_time_prototype.setTime.apply(this._, arguments); } +}; + +var d3_time_prototype = Date.prototype; +d3.time.format = function(template) { + var n = template.length; + + function format(date) { + var string = [], + i = -1, + j = 0, + c, + f; + while (++i < n) { + if (template.charCodeAt(i) == 37) { + string.push( + template.substring(j, i), + (f = d3_time_formats[c = template.charAt(++i)]) + ? f(date) : c); + j = i + 1; + } + } + string.push(template.substring(j, i)); + return string.join(""); + } + + format.parse = function(string) { + var d = {y: 1900, m: 0, d: 1, H: 0, M: 0, S: 0, L: 0}, + i = d3_time_parse(d, template, string, 0); + if (i != string.length) return null; + + // The am-pm flag is 0 for AM, and 1 for PM. + if ("p" in d) d.H = d.H % 12 + d.p * 12; + + var date = new d3_time(); + date.setFullYear(d.y, d.m, d.d); + date.setHours(d.H, d.M, d.S, d.L); + return date; + }; + + format.toString = function() { + return template; + }; + + return format; +}; + +function d3_time_parse(date, template, string, j) { + var c, + p, + i = 0, + n = template.length, + m = string.length; + while (i < n) { + if (j >= m) return -1; + c = template.charCodeAt(i++); + if (c == 37) { + p = d3_time_parsers[template.charAt(i++)]; + if (!p || ((j = p(date, string, j)) < 0)) return -1; + } else if (c != string.charCodeAt(j++)) { + return -1; + } + } + return j; +} + +var d3_time_zfill2 = d3.format("02d"), + d3_time_zfill3 = d3.format("03d"), + d3_time_zfill4 = d3.format("04d"), + d3_time_sfill2 = d3.format("2d"); + +var d3_time_formats = { + a: function(d) { return d3_time_weekdays[d.getDay()].substring(0, 3); }, + A: function(d) { return d3_time_weekdays[d.getDay()]; }, + b: function(d) { return d3_time_months[d.getMonth()].substring(0, 3); }, + B: function(d) { return d3_time_months[d.getMonth()]; }, + c: d3.time.format("%a %b %e %H:%M:%S %Y"), + d: function(d) { return d3_time_zfill2(d.getDate()); }, + e: function(d) { return d3_time_sfill2(d.getDate()); }, + H: function(d) { return d3_time_zfill2(d.getHours()); }, + I: function(d) { return d3_time_zfill2(d.getHours() % 12 || 12); }, + j: function(d) { return d3_time_zfill3(1 + d3.time.dayOfYear(d)); }, + L: function(d) { return d3_time_zfill3(d.getMilliseconds()); }, + m: function(d) { return d3_time_zfill2(d.getMonth() + 1); }, + M: function(d) { return d3_time_zfill2(d.getMinutes()); }, + p: function(d) { return d.getHours() >= 12 ? "PM" : "AM"; }, + S: function(d) { return d3_time_zfill2(d.getSeconds()); }, + U: function(d) { return d3_time_zfill2(d3.time.sundayOfYear(d)); }, + w: function(d) { return d.getDay(); }, + W: function(d) { return d3_time_zfill2(d3.time.mondayOfYear(d)); }, + x: d3.time.format("%m/%d/%y"), + X: d3.time.format("%H:%M:%S"), + y: function(d) { return d3_time_zfill2(d.getFullYear() % 100); }, + Y: function(d) { return d3_time_zfill4(d.getFullYear() % 10000); }, + Z: d3_time_zone, + "%": function(d) { return "%"; } +}; + +var d3_time_parsers = { + a: d3_time_parseWeekdayAbbrev, + A: d3_time_parseWeekday, + b: d3_time_parseMonthAbbrev, + B: d3_time_parseMonth, + c: d3_time_parseLocaleFull, + d: d3_time_parseDay, + e: d3_time_parseDay, + H: d3_time_parseHour24, + I: d3_time_parseHour24, + // j: function(d, s, i) { /*TODO day of year [001,366] */ return i; }, + L: d3_time_parseMilliseconds, + m: d3_time_parseMonthNumber, + M: d3_time_parseMinutes, + p: d3_time_parseAmPm, + S: d3_time_parseSeconds, + // U: function(d, s, i) { /*TODO week number (sunday) [00,53] */ return i; }, + // w: function(d, s, i) { /*TODO weekday [0,6] */ return i; }, + // W: function(d, s, i) { /*TODO week number (monday) [00,53] */ return i; }, + x: d3_time_parseLocaleDate, + X: d3_time_parseLocaleTime, + y: d3_time_parseYear, + Y: d3_time_parseFullYear + // , + // Z: function(d, s, i) { /*TODO time zone */ return i; }, + // "%": function(d, s, i) { /*TODO literal % */ return i; } +}; + +// Note: weekday is validated, but does not set the date. +function d3_time_parseWeekdayAbbrev(date, string, i) { + return d3_time_weekdayAbbrevRe.test(string.substring(i, i += 3)) ? i : -1; +} + +// Note: weekday is validated, but does not set the date. +function d3_time_parseWeekday(date, string, i) { + d3_time_weekdayRe.lastIndex = 0; + var n = d3_time_weekdayRe.exec(string.substring(i, i + 10)); + return n ? i += n[0].length : -1; +} + +var d3_time_weekdayAbbrevRe = /^(?:sun|mon|tue|wed|thu|fri|sat)/i, + d3_time_weekdayRe = /^(?:Sunday|Monday|Tuesday|Wednesday|Thursday|Friday|Saturday)/i; + d3_time_weekdays = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"]; + +function d3_time_parseMonthAbbrev(date, string, i) { + var n = d3_time_monthAbbrevLookup.get(string.substring(i, i += 3).toLowerCase()); + return n == null ? -1 : (date.m = n, i); +} + +var d3_time_monthAbbrevLookup = d3.map({ + jan: 0, + feb: 1, + mar: 2, + apr: 3, + may: 4, + jun: 5, + jul: 6, + aug: 7, + sep: 8, + oct: 9, + nov: 10, + dec: 11 +}); + +function d3_time_parseMonth(date, string, i) { + d3_time_monthRe.lastIndex = 0; + var n = d3_time_monthRe.exec(string.substring(i, i + 12)); + return n ? (date.m = d3_time_monthLookup.get(n[0].toLowerCase()), i += n[0].length) : -1; +} + +var d3_time_monthRe = /^(?:January|February|March|April|May|June|July|August|September|October|November|December)/ig; + +var d3_time_monthLookup = d3.map({ + january: 0, + february: 1, + march: 2, + april: 3, + may: 4, + june: 5, + july: 6, + august: 7, + september: 8, + october: 9, + november: 10, + december: 11 +}); + +var d3_time_months = [ + "January", + "February", + "March", + "April", + "May", + "June", + "July", + "August", + "September", + "October", + "November", + "December" +]; + +function d3_time_parseLocaleFull(date, string, i) { + return d3_time_parse(date, d3_time_formats.c.toString(), string, i); +} + +function d3_time_parseLocaleDate(date, string, i) { + return d3_time_parse(date, d3_time_formats.x.toString(), string, i); +} + +function d3_time_parseLocaleTime(date, string, i) { + return d3_time_parse(date, d3_time_formats.X.toString(), string, i); +} + +function d3_time_parseFullYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 4)); + return n ? (date.y = +n[0], i += n[0].length) : -1; +} + +function d3_time_parseYear(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.y = d3_time_century() + +n[0], i += n[0].length) : -1; +} + +function d3_time_century() { + return ~~(new Date().getFullYear() / 1000) * 1000; +} + +function d3_time_parseMonthNumber(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.m = n[0] - 1, i += n[0].length) : -1; +} + +function d3_time_parseDay(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.d = +n[0], i += n[0].length) : -1; +} + +// Note: we don't validate that the hour is in the range [0,23] or [1,12]. +function d3_time_parseHour24(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.H = +n[0], i += n[0].length) : -1; +} + +function d3_time_parseMinutes(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.M = +n[0], i += n[0].length) : -1; +} + +function d3_time_parseSeconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 2)); + return n ? (date.S = +n[0], i += n[0].length) : -1; +} + +function d3_time_parseMilliseconds(date, string, i) { + d3_time_numberRe.lastIndex = 0; + var n = d3_time_numberRe.exec(string.substring(i, i + 3)); + return n ? (date.L = +n[0], i += n[0].length) : -1; +} + +// Note: we don't look at the next directive. +var d3_time_numberRe = /\s*\d+/; + +function d3_time_parseAmPm(date, string, i) { + var n = d3_time_amPmLookup.get(string.substring(i, i += 2).toLowerCase()); + return n == null ? -1 : (date.p = n, i); +} + +var d3_time_amPmLookup = d3.map({ + am: 0, + pm: 1 +}); + +// TODO table of time zone offset names? +function d3_time_zone(d) { + var z = d.getTimezoneOffset(), + zs = z > 0 ? "-" : "+", + zh = ~~(Math.abs(z) / 60), + zm = Math.abs(z) % 60; + return zs + d3_time_zfill2(zh) + d3_time_zfill2(zm); +} +d3.time.format.utc = function(template) { + var local = d3.time.format(template); + + function format(date) { + try { + d3_time = d3_time_utc; + var utc = new d3_time(); + utc._ = date; + return local(utc); + } finally { + d3_time = Date; + } + } + + format.parse = function(string) { + try { + d3_time = d3_time_utc; + var date = local.parse(string); + return date && date._; + } finally { + d3_time = Date; + } + }; + + format.toString = local.toString; + + return format; +}; +var d3_time_formatIso = d3.time.format.utc("%Y-%m-%dT%H:%M:%S.%LZ"); + +d3.time.format.iso = Date.prototype.toISOString ? d3_time_formatIsoNative : d3_time_formatIso; + +function d3_time_formatIsoNative(date) { + return date.toISOString(); +} + +d3_time_formatIsoNative.parse = function(string) { + return new Date(string); +}; + +d3_time_formatIsoNative.toString = d3_time_formatIso.toString; +function d3_time_interval(local, step, number) { + + function round(date) { + var d0 = local(date), d1 = offset(d0, 1); + return date - d0 < d1 - date ? d0 : d1; + } + + function ceil(date) { + step(date = local(new d3_time(date - 1)), 1); + return date; + } + + function offset(date, k) { + step(date = new d3_time(+date), k); + return date; + } + + function range(t0, t1, dt) { + var time = ceil(t0), times = []; + if (dt > 1) { + while (time < t1) { + if (!(number(time) % dt)) times.push(new Date(+time)); + step(time, 1); + } + } else { + while (time < t1) times.push(new Date(+time)), step(time, 1); + } + return times; + } + + function range_utc(t0, t1, dt) { + try { + d3_time = d3_time_utc; + var utc = new d3_time_utc(); + utc._ = t0; + return range(utc, t1, dt); + } finally { + d3_time = Date; + } + } + + local.floor = local; + local.round = round; + local.ceil = ceil; + local.offset = offset; + local.range = range; + + var utc = local.utc = d3_time_interval_utc(local); + utc.floor = utc; + utc.round = d3_time_interval_utc(round); + utc.ceil = d3_time_interval_utc(ceil); + utc.offset = d3_time_interval_utc(offset); + utc.range = range_utc; + + return local; +} + +function d3_time_interval_utc(method) { + return function(date, k) { + try { + d3_time = d3_time_utc; + var utc = new d3_time_utc(); + utc._ = date; + return method(utc, k)._; + } finally { + d3_time = Date; + } + }; +} +d3.time.second = d3_time_interval(function(date) { + return new d3_time(Math.floor(date / 1e3) * 1e3); +}, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 1e3); // DST breaks setSeconds +}, function(date) { + return date.getSeconds(); +}); + +d3.time.seconds = d3.time.second.range; +d3.time.seconds.utc = d3.time.second.utc.range; +d3.time.minute = d3_time_interval(function(date) { + return new d3_time(Math.floor(date / 6e4) * 6e4); +}, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 6e4); // DST breaks setMinutes +}, function(date) { + return date.getMinutes(); +}); + +d3.time.minutes = d3.time.minute.range; +d3.time.minutes.utc = d3.time.minute.utc.range; +d3.time.hour = d3_time_interval(function(date) { + var timezone = date.getTimezoneOffset() / 60; + return new d3_time((Math.floor(date / 36e5 - timezone) + timezone) * 36e5); +}, function(date, offset) { + date.setTime(date.getTime() + Math.floor(offset) * 36e5); // DST breaks setHours +}, function(date) { + return date.getHours(); +}); + +d3.time.hours = d3.time.hour.range; +d3.time.hours.utc = d3.time.hour.utc.range; +d3.time.day = d3_time_interval(function(date) { + return new d3_time(date.getFullYear(), date.getMonth(), date.getDate()); +}, function(date, offset) { + date.setDate(date.getDate() + offset); +}, function(date) { + return date.getDate() - 1; +}); + +d3.time.days = d3.time.day.range; +d3.time.days.utc = d3.time.day.utc.range; + +d3.time.dayOfYear = function(date) { + var year = d3.time.year(date); + return Math.floor((date - year) / 864e5 - (date.getTimezoneOffset() - year.getTimezoneOffset()) / 1440); +}; +d3_time_weekdays.forEach(function(day, i) { + day = day.toLowerCase(); + i = 7 - i; + + var interval = d3.time[day] = d3_time_interval(function(date) { + (date = d3.time.day(date)).setDate(date.getDate() - (date.getDay() + i) % 7); + return date; + }, function(date, offset) { + date.setDate(date.getDate() + Math.floor(offset) * 7); + }, function(date) { + var day = d3.time.year(date).getDay(); + return Math.floor((d3.time.dayOfYear(date) + (day + i) % 7) / 7) - (day !== i); + }); + + d3.time[day + "s"] = interval.range; + d3.time[day + "s"].utc = interval.utc.range; + + d3.time[day + "OfYear"] = function(date) { + var day = d3.time.year(date).getDay(); + return Math.floor((d3.time.dayOfYear(date) + (day + i) % 7) / 7); + }; +}); + +d3.time.week = d3.time.sunday; +d3.time.weeks = d3.time.sunday.range; +d3.time.weeks.utc = d3.time.sunday.utc.range; +d3.time.weekOfYear = d3.time.sundayOfYear; +d3.time.month = d3_time_interval(function(date) { + return new d3_time(date.getFullYear(), date.getMonth(), 1); +}, function(date, offset) { + date.setMonth(date.getMonth() + offset); +}, function(date) { + return date.getMonth(); +}); + +d3.time.months = d3.time.month.range; +d3.time.months.utc = d3.time.month.utc.range; +d3.time.year = d3_time_interval(function(date) { + return new d3_time(date.getFullYear(), 0, 1); +}, function(date, offset) { + date.setFullYear(date.getFullYear() + offset); +}, function(date) { + return date.getFullYear(); +}); + +d3.time.years = d3.time.year.range; +d3.time.years.utc = d3.time.year.utc.range; +function d3_time_scale(linear, methods, format) { + + function scale(x) { + return linear(x); + } + + scale.invert = function(x) { + return d3_time_scaleDate(linear.invert(x)); + }; + + scale.domain = function(x) { + if (!arguments.length) return linear.domain().map(d3_time_scaleDate); + linear.domain(x); + return scale; + }; + + scale.nice = function(m) { + var extent = d3_time_scaleExtent(scale.domain()); + return scale.domain([m.floor(extent[0]), m.ceil(extent[1])]); + }; + + scale.ticks = function(m, k) { + var extent = d3_time_scaleExtent(scale.domain()); + if (typeof m !== "function") { + var span = extent[1] - extent[0], + target = span / m, + i = d3.bisect(d3_time_scaleSteps, target); + if (i == d3_time_scaleSteps.length) return methods.year(extent, m); + if (!i) return linear.ticks(m).map(d3_time_scaleDate); + if (Math.log(target / d3_time_scaleSteps[i - 1]) < Math.log(d3_time_scaleSteps[i] / target)) --i; + m = methods[i]; + k = m[1]; + m = m[0].range; + } + return m(extent[0], new Date(+extent[1] + 1), k); // inclusive upper bound + }; + + scale.tickFormat = function() { + return format; + }; + + scale.copy = function() { + return d3_time_scale(linear.copy(), methods, format); + }; + + // TOOD expose d3_scale_linear_rebind? + return d3.rebind(scale, linear, "range", "rangeRound", "interpolate", "clamp"); +} + +// TODO expose d3_scaleExtent? +function d3_time_scaleExtent(domain) { + var start = domain[0], stop = domain[domain.length - 1]; + return start < stop ? [start, stop] : [stop, start]; +} + +function d3_time_scaleDate(t) { + return new Date(t); +} + +function d3_time_scaleFormat(formats) { + return function(date) { + var i = formats.length - 1, f = formats[i]; + while (!f[1](date)) f = formats[--i]; + return f[0](date); + }; +} + +function d3_time_scaleSetYear(y) { + var d = new Date(y, 0, 1); + d.setFullYear(y); // Y2K fail + return d; +} + +function d3_time_scaleGetYear(d) { + var y = d.getFullYear(), + d0 = d3_time_scaleSetYear(y), + d1 = d3_time_scaleSetYear(y + 1); + return y + (d - d0) / (d1 - d0); +} + +var d3_time_scaleSteps = [ + 1e3, // 1-second + 5e3, // 5-second + 15e3, // 15-second + 3e4, // 30-second + 6e4, // 1-minute + 3e5, // 5-minute + 9e5, // 15-minute + 18e5, // 30-minute + 36e5, // 1-hour + 108e5, // 3-hour + 216e5, // 6-hour + 432e5, // 12-hour + 864e5, // 1-day + 1728e5, // 2-day + 6048e5, // 1-week + 2592e6, // 1-month + 7776e6, // 3-month + 31536e6 // 1-year +]; + +var d3_time_scaleLocalMethods = [ + [d3.time.second, 1], + [d3.time.second, 5], + [d3.time.second, 15], + [d3.time.second, 30], + [d3.time.minute, 1], + [d3.time.minute, 5], + [d3.time.minute, 15], + [d3.time.minute, 30], + [d3.time.hour, 1], + [d3.time.hour, 3], + [d3.time.hour, 6], + [d3.time.hour, 12], + [d3.time.day, 1], + [d3.time.day, 2], + [d3.time.week, 1], + [d3.time.month, 1], + [d3.time.month, 3], + [d3.time.year, 1] +]; + +var d3_time_scaleLocalFormats = [ + [d3.time.format("%Y"), function(d) { return true; }], + [d3.time.format("%B"), function(d) { return d.getMonth(); }], + [d3.time.format("%b %d"), function(d) { return d.getDate() != 1; }], + [d3.time.format("%a %d"), function(d) { return d.getDay() && d.getDate() != 1; }], + [d3.time.format("%I %p"), function(d) { return d.getHours(); }], + [d3.time.format("%I:%M"), function(d) { return d.getMinutes(); }], + [d3.time.format(":%S"), function(d) { return d.getSeconds(); }], + [d3.time.format(".%L"), function(d) { return d.getMilliseconds(); }] +]; + +var d3_time_scaleLinear = d3.scale.linear(), + d3_time_scaleLocalFormat = d3_time_scaleFormat(d3_time_scaleLocalFormats); + +d3_time_scaleLocalMethods.year = function(extent, m) { + return d3_time_scaleLinear.domain(extent.map(d3_time_scaleGetYear)).ticks(m).map(d3_time_scaleSetYear); +}; + +d3.time.scale = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleLocalMethods, d3_time_scaleLocalFormat); +}; +var d3_time_scaleUTCMethods = d3_time_scaleLocalMethods.map(function(m) { + return [m[0].utc, m[1]]; +}); + +var d3_time_scaleUTCFormats = [ + [d3.time.format.utc("%Y"), function(d) { return true; }], + [d3.time.format.utc("%B"), function(d) { return d.getUTCMonth(); }], + [d3.time.format.utc("%b %d"), function(d) { return d.getUTCDate() != 1; }], + [d3.time.format.utc("%a %d"), function(d) { return d.getUTCDay() && d.getUTCDate() != 1; }], + [d3.time.format.utc("%I %p"), function(d) { return d.getUTCHours(); }], + [d3.time.format.utc("%I:%M"), function(d) { return d.getUTCMinutes(); }], + [d3.time.format.utc(":%S"), function(d) { return d.getUTCSeconds(); }], + [d3.time.format.utc(".%L"), function(d) { return d.getUTCMilliseconds(); }] +]; + +var d3_time_scaleUTCFormat = d3_time_scaleFormat(d3_time_scaleUTCFormats); + +function d3_time_scaleUTCSetYear(y) { + var d = new Date(Date.UTC(y, 0, 1)); + d.setUTCFullYear(y); // Y2K fail + return d; +} + +function d3_time_scaleUTCGetYear(d) { + var y = d.getUTCFullYear(), + d0 = d3_time_scaleUTCSetYear(y), + d1 = d3_time_scaleUTCSetYear(y + 1); + return y + (d - d0) / (d1 - d0); +} + +d3_time_scaleUTCMethods.year = function(extent, m) { + return d3_time_scaleLinear.domain(extent.map(d3_time_scaleUTCGetYear)).ticks(m).map(d3_time_scaleUTCSetYear); +}; + +d3.time.scale.utc = function() { + return d3_time_scale(d3.scale.linear(), d3_time_scaleUTCMethods, d3_time_scaleUTCFormat); +}; +})(); diff --git a/visualize/static/d3.v2.min.js b/visualize/static/d3.v2.min.js new file mode 100644 index 00000000..dddd929c --- /dev/null +++ b/visualize/static/d3.v2.min.js @@ -0,0 +1,4 @@ +(function(){function e(a,b){try{for(var c in b)Object.defineProperty(a.prototype,c,{value:b[c],enumerable:!1})}catch(d){a.prototype=b}}function g(a){var b=-1,c=a.length,d=[];while(++b<c)d.push(a[b]);return d}function h(a){return Array.prototype.slice.call(a)}function k(){}function n(){return this}function o(a,b,c){return function(){var d=c.apply(b,arguments);return arguments.length?a:d}}function p(a){return a!=null&&!isNaN(a)}function q(a){return a.length}function s(a){return a==null}function t(a){return a.replace(/(^\s+)|(\s+$)/g,"").replace(/\s+/g," ")}function u(a){var b=1;while(a*b%1)b*=10;return b}function x(){}function y(a){function d(){var c=b,d=-1,e=c.length,f;while(++d<e)(f=c[d].on)&&f.apply(this,arguments);return a}var b=[],c=new k;return d.on=function(d,e){var f=c.get(d),g;return arguments.length<2?f&&f.on:(f&&(f.on=null,b=b.slice(0,g=b.indexOf(f)).concat(b.slice(g+1)),c.remove(d)),e&&b.push(c.set(d,{on:e})),a)},d}function B(a,b){return b-(a?1+Math.floor(Math.log(a+Math.pow(10,1+Math.floor(Math.log(a)/Math.LN10)-b))/Math.LN10):1)}function C(a){return a+""}function D(a){var b=a.lastIndexOf("."),c=b>=0?a.substring(b):(b=a.length,""),d=[];while(b>0)d.push(a.substring(b-=3,b+3));return d.reverse().join(",")+c}function F(a,b){return{scale:Math.pow(10,(8-b)*3),symbol:a}}function L(a){return function(b){return b<=0?0:b>=1?1:a(b)}}function M(a){return function(b){return 1-a(1-b)}}function N(a){return function(b){return.5*(b<.5?a(2*b):2-a(2-2*b))}}function O(a){return a}function P(a){return function(b){return Math.pow(b,a)}}function Q(a){return 1-Math.cos(a*Math.PI/2)}function R(a){return Math.pow(2,10*(a-1))}function S(a){return 1-Math.sqrt(1-a*a)}function T(a,b){var c;return arguments.length<2&&(b=.45),arguments.length<1?(a=1,c=b/4):c=b/(2*Math.PI)*Math.asin(1/a),function(d){return 1+a*Math.pow(2,10*-d)*Math.sin((d-c)*2*Math.PI/b)}}function U(a){return a||(a=1.70158),function(b){return b*b*((a+1)*b-a)}}function V(a){return a<1/2.75?7.5625*a*a:a<2/2.75?7.5625*(a-=1.5/2.75)*a+.75:a<2.5/2.75?7.5625*(a-=2.25/2.75)*a+.9375:7.5625*(a-=2.625/2.75)*a+.984375}function W(){d3.event.stopPropagation(),d3.event.preventDefault()}function X(){var a=d3.event,b;while(b=a.sourceEvent)a=b;return a}function Y(a){var b=new x,c=0,d=arguments.length;while(++c<d)b[arguments[c]]=y(b);return b.of=function(c,d){return function(e){try{var f=e.sourceEvent=d3.event;e.target=a,d3.event=e,b[e.type].apply(c,d)}finally{d3.event=f}}},b}function $(a){return a=="transform"?d3.interpolateTransform:d3.interpolate}function _(a,b){return b=b-(a=+a)?1/(b-a):0,function(c){return(c-a)*b}}function ba(a,b){return b=b-(a=+a)?1/(b-a):0,function(c){return Math.max(0,Math.min(1,(c-a)*b))}}function bb(a,b,c){return new bc(a,b,c)}function bc(a,b,c){this.r=a,this.g=b,this.b=c}function bd(a){return a<16?"0"+Math.max(0,a).toString(16):Math.min(255,a).toString(16)}function be(a,b,c){var d=0,e=0,f=0,g,h,i;g=/([a-z]+)\((.*)\)/i.exec(a);if(g){h=g[2].split(",");switch(g[1]){case"hsl":return c(parseFloat(h[0]),parseFloat(h[1])/100,parseFloat(h[2])/100);case"rgb":return b(bg(h[0]),bg(h[1]),bg(h[2]))}}return(i=bh.get(a))?b(i.r,i.g,i.b):(a!=null&&a.charAt(0)==="#"&&(a.length===4?(d=a.charAt(1),d+=d,e=a.charAt(2),e+=e,f=a.charAt(3),f+=f):a.length===7&&(d=a.substring(1,3),e=a.substring(3,5),f=a.substring(5,7)),d=parseInt(d,16),e=parseInt(e,16),f=parseInt(f,16)),b(d,e,f))}function bf(a,b,c){var d=Math.min(a/=255,b/=255,c/=255),e=Math.max(a,b,c),f=e-d,g,h,i=(e+d)/2;return f?(h=i<.5?f/(e+d):f/(2-e-d),a==e?g=(b-c)/f+(b<c?6:0):b==e?g=(c-a)/f+2:g=(a-b)/f+4,g*=60):h=g=0,bi(g,h,i)}function bg(a){var b=parseFloat(a);return a.charAt(a.length-1)==="%"?Math.round(b*2.55):b}function bi(a,b,c){return new bj(a,b,c)}function bj(a,b,c){this.h=a,this.s=b,this.l=c}function bk(a,b,c){function f(a){return a>360?a-=360:a<0&&(a+=360),a<60?d+(e-d)*a/60:a<180?e:a<240?d+(e-d)*(240-a)/60:d}function g(a){return Math.round(f(a)*255)}var d,e;return a%=360,a<0&&(a+=360),b=b<0?0:b>1?1:b,c=c<0?0:c>1?1:c,e=c<=.5?c*(1+b):c+b-c*b,d=2*c-e,bb(g(a+120),g(a),g(a-120))}function bl(a){return j(a,br),a}function bs(a){return function(){return bm(a,this)}}function bt(a){return function(){return bn(a,this)}}function bv(a,b){function f(){if(b=this.classList)return b.add(a);var b=this.className,d=b.baseVal!=null,e=d?b.baseVal:b;c.lastIndex=0,c.test(e)||(e=t(e+" "+a),d?b.baseVal=e:this.className=e)}function g(){if(b=this.classList)return b.remove(a);var b=this.className,d=b.baseVal!=null,e=d?b.baseVal:b;e=t(e.replace(c," ")),d?b.baseVal=e:this.className=e}function h(){(b.apply(this,arguments)?f:g).call(this)}var c=new RegExp("(^|\\s+)"+d3.requote(a)+"(\\s+|$)","g");if(arguments.length<2){var d=this.node();if(e=d.classList)return e.contains(a);var e=d.className;return c.lastIndex=0,c.test(e.baseVal!=null?e.baseVal:e)}return this.each(typeof b=="function"?h:b?f:g)}function bw(a){return{__data__:a}}function bx(a){return function(){return bq(this,a)}}function by(a){return arguments.length||(a=d3.ascending),function(b,c){return a(b&&b.__data__,c&&c.__data__)}}function bA(a){return j(a,bB),a}function bC(a,b,c){j(a,bG);var d=new k,e=d3.dispatch("start","end"),f=bO;return a.id=b,a.time=c,a.tween=function(b,c){return arguments.length<2?d.get(b):(c==null?d.remove(b):d.set(b,c),a)},a.ease=function(b){return arguments.length?(f=typeof b=="function"?b:d3.ease.apply(d3,arguments),a):f},a.each=function(b,c){return arguments.length<2?bP.call(a,b):(e.on(b,c),a)},d3.timer(function(g){return a.each(function(h,i,j){function p(a){return o.active>b?r():(o.active=b,d.forEach(function(a,b){(tween=b.call(l,h,i))&&k.push(tween)}),e.start.call(l,h,i),q(a)||d3.timer(q,0,c),1)}function q(a){if(o.active!==b)return r();var c=(a-m)/n,d=f(c),g=k.length;while(g>0)k[--g].call(l,d);if(c>=1)return r(),bI=b,e.end.call(l,h,i),bI=0,1}function r(){return--o.count||delete l.__transition__,1}var k=[],l=this,m=a[j][i].delay,n=a[j][i].duration,o=l.__transition__||(l.__transition__={active:0,count:0});++o.count,m<=g?p(g):d3.timer(p,m,c)}),1},0,c),a}function bE(a,b,c){return c!=""&&bD}function bF(a,b){function d(a,d,e){var f=b.call(this,a,d);return f==null?e!=""&&bD:e!=f&&c(e,f)}function e(a,d,e){return e!=b&&c(e,b)}var c=$(a);return typeof b=="function"?d:b==null?bE:(b+="",e)}function bP(a){var b=bI,c=bO,d=bM,e=bN;bI=this.id,bO=this.ease();for(var f=0,g=this.length;f<g;f++)for(var h=this[f],i=0,j=h.length;i<j;i++){var k=h[i];k&&(bM=this[f][i].delay,bN=this[f][i].duration,a.call(k=k.node,k.__data__,i,f))}return bI=b,bO=c,bM=d,bN=e,this}function bT(){var a,b=Date.now(),c=bQ;while(c)a=b-c.then,a>=c.delay&&(c.flush=c.callback(a)),c=c.next;var d=bU()-b;d>24?(isFinite(d)&&(clearTimeout(bS),bS=setTimeout(bT,d)),bR=0):(bR=1,bV(bT))}function bU(){var a=null,b=bQ,c=Infinity;while(b)b.flush?b=a?a.next=b.next:bQ=b.next:(c=Math.min(c,b.then+b.delay),b=(a=b).next);return c}function bW(a){var b=[a.a,a.b],c=[a.c,a.d],d=bY(b),e=bX(b,c),f=bY(bZ(c,b,-e))||0;b[0]*c[1]<c[0]*b[1]&&(b[0]*=-1,b[1]*=-1,d*=-1,e*=-1),this.rotate=(d?Math.atan2(b[1],b[0]):Math.atan2(-c[0],c[1]))*b$,this.translate=[a.e,a.f],this.scale=[d,f],this.skew=f?Math.atan2(e,f)*b$:0}function bX(a,b){return a[0]*b[0]+a[1]*b[1]}function bY(a){var b=Math.sqrt(bX(a,a));return b&&(a[0]/=b,a[1]/=b),b}function bZ(a,b,c){return a[0]+=c*b[0],a[1]+=c*b[1],a}function ca(a,b){var c=a.ownerSVGElement||a;if(c.createSVGPoint){var d=c.createSVGPoint();if(b_<0&&(window.scrollX||window.scrollY)){c=d3.select(document.body).append("svg").style("position","absolute").style("top",0).style("left",0);var e=c[0][0].getScreenCTM();b_=!e.f&&!e.e,c.remove()}return b_?(d.x=b.pageX,d.y=b.pageY):(d.x=b.clientX,d.y=b.clientY),d=d.matrixTransform(a.getScreenCTM().inverse()),[d.x,d.y]}var f=a.getBoundingClientRect();return[b.clientX-f.left-a.clientLeft,b.clientY-f.top-a.clientTop]}function cb(){}function cc(a){var b=a[0],c=a[a.length-1];return b<c?[b,c]:[c,b]}function cd(a){return a.rangeExtent?a.rangeExtent():cc(a.range())}function ce(a,b){var c=0,d=a.length-1,e=a[c],f=a[d],g;f<e&&(g=c,c=d,d=g,g=e,e=f,f=g);if(g=f-e)b=b(g),a[c]=b.floor(e),a[d]=b.ceil(f);return a}function cf(){return Math}function cg(a,b,c,d){function g(){var g=Math.min(a.length,b.length)>2?cn:cm,i=d?ba:_;return e=g(a,b,i,c),f=g(b,a,i,d3.interpolate),h}function h(a){return e(a)}var e,f;return h.invert=function(a){return f(a)},h.domain=function(b){return arguments.length?(a=b.map(Number),g()):a},h.range=function(a){return arguments.length?(b=a,g()):b},h.rangeRound=function(a){return h.range(a).interpolate(d3.interpolateRound)},h.clamp=function(a){return arguments.length?(d=a,g()):d},h.interpolate=function(a){return arguments.length?(c=a,g()):c},h.ticks=function(b){return ck(a,b)},h.tickFormat=function(b){return cl(a,b)},h.nice=function(){return ce(a,ci),g()},h.copy=function(){return cg(a,b,c,d)},g()}function ch(a,b){return d3.rebind(a,b,"range","rangeRound","interpolate","clamp")}function ci(a){return a=Math.pow(10,Math.round(Math.log(a)/Math.LN10)-1),{floor:function(b){return Math.floor(b/a)*a},ceil:function(b){return Math.ceil(b/a)*a}}}function cj(a,b){var c=cc(a),d=c[1]-c[0],e=Math.pow(10,Math.floor(Math.log(d/b)/Math.LN10)),f=b/d*e;return f<=.15?e*=10:f<=.35?e*=5:f<=.75&&(e*=2),c[0]=Math.ceil(c[0]/e)*e,c[1]=Math.floor(c[1]/e)*e+e*.5,c[2]=e,c}function ck(a,b){return d3.range.apply(d3,cj(a,b))}function cl(a,b){return d3.format(",."+Math.max(0,-Math.floor(Math.log(cj(a,b)[2])/Math.LN10+.01))+"f")}function cm(a,b,c,d){var e=c(a[0],a[1]),f=d(b[0],b[1]);return function(a){return f(e(a))}}function cn(a,b,c,d){var e=[],f=[],g=0,h=Math.min(a.length,b.length)-1;a[h]<a[0]&&(a=a.slice().reverse(),b=b.slice().reverse());while(++g<=h)e.push(c(a[g-1],a[g])),f.push(d(b[g-1],b[g]));return function(b){var c=d3.bisect(a,b,1,h)-1;return f[c](e[c](b))}}function co(a,b){function d(c){return a(b(c))}var c=b.pow;return d.invert=function(b){return c(a.invert(b))},d.domain=function(e){return arguments.length?(b=e[0]<0?cr:cq,c=b.pow,a.domain(e.map(b)),d):a.domain().map(c)},d.nice=function(){return a.domain(ce(a.domain(),cf)),d},d.ticks=function(){var d=cc(a.domain()),e=[];if(d.every(isFinite)){var f=Math.floor(d[0]),g=Math.ceil(d[1]),h=c(d[0]),i=c(d[1]);if(b===cr){e.push(c(f));for(;f++<g;)for(var j=9;j>0;j--)e.push(c(f)*j)}else{for(;f<g;f++)for(var j=1;j<10;j++)e.push(c(f)*j);e.push(c(f))}for(f=0;e[f]<h;f++);for(g=e.length;e[g-1]>i;g--);e=e.slice(f,g)}return e},d.tickFormat=function(a,e){arguments.length<2&&(e=cp);if(arguments.length<1)return e;var f=a/d.ticks().length,g=b===cr?(h=-1e-12,Math.floor):(h=1e-12,Math.ceil),h;return function(a){return a/c(g(b(a)+h))<f?e(a):""}},d.copy=function(){return co(a.copy(),b)},ch(d,a)}function cq(a){return Math.log(a<0?0:a)/Math.LN10}function cr(a){return-Math.log(a>0?0:-a)/Math.LN10}function cs(a,b){function e(b){return a(c(b))}var c=ct(b),d=ct(1/b);return e.invert=function(b){return d(a.invert(b))},e.domain=function(b){return arguments.length?(a.domain(b.map(c)),e):a.domain().map(d)},e.ticks=function(a){return ck(e.domain(),a)},e.tickFormat=function(a){return cl(e.domain(),a)},e.nice=function(){return e.domain(ce(e.domain(),ci))},e.exponent=function(a){if(!arguments.length)return b;var f=e.domain();return c=ct(b=a),d=ct(1/b),e.domain(f)},e.copy=function(){return cs(a.copy(),b)},ch(e,a)}function ct(a){return function(b){return b<0?-Math.pow(-b,a):Math.pow(b,a)}}function cu(a,b){function f(b){return d[((c.get(b)||c.set(b,a.push(b)))-1)%d.length]}function g(b,c){return d3.range(a.length).map(function(a){return b+c*a})}var c,d,e;return f.domain=function(d){if(!arguments.length)return a;a=[],c=new k;var e=-1,g=d.length,h;while(++e<g)c.has(h=d[e])||c.set(h,a.push(h));return f[b.t](b.x,b.p)},f.range=function(a){return arguments.length?(d=a,e=0,b={t:"range",x:a},f):d},f.rangePoints=function(c,h){arguments.length<2&&(h=0);var i=c[0],j=c[1],k=(j-i)/(a.length-1+h);return d=g(a.length<2?(i+j)/2:i+k*h/2,k),e=0,b={t:"rangePoints",x:c,p:h},f},f.rangeBands=function(c,h){arguments.length<2&&(h=0);var i=c[1]<c[0],j=c[i-0],k=c[1-i],l=(k-j)/(a.length+h);return d=g(j+l*h,l),i&&d.reverse(),e=l*(1-h),b={t:"rangeBands",x:c,p:h},f},f.rangeRoundBands=function(c,h){arguments.length<2&&(h=0);var i=c[1]<c[0],j=c[i-0],k=c[1-i],l=Math.floor((k-j)/(a.length+h)),m=k-j-(a.length-h)*l;return d=g(j+Math.round(m/2),l),i&&d.reverse(),e=Math.round(l*(1-h)),b={t:"rangeRoundBands",x:c,p:h},f},f.rangeBand=function(){return e},f.rangeExtent=function(){return cc(b.x)},f.copy=function(){return cu(a,b)},f.domain(a)}function cz(a,b){function d(){var d=0,f=a.length,g=b.length;c=[];while(++d<g)c[d-1]=d3.quantile(a,d/g);return e}function e(a){return isNaN(a=+a)?NaN:b[d3.bisect(c,a)]}var c;return e.domain=function(b){return arguments.length?(a=b.filter(function(a){return!isNaN(a)}).sort(d3.ascending),d()):a},e.range=function(a){return arguments.length?(b=a,d()):b},e.quantiles=function(){return c},e.copy=function(){return cz(a,b)},d()}function cA(a,b,c){function f(b){return c[Math.max(0,Math.min(e,Math.floor(d*(b-a))))]}function g(){return d=c.length/(b-a),e=c.length-1,f}var d,e;return f.domain=function(c){return arguments.length?(a=+c[0],b=+c[c.length-1],g()):[a,b]},f.range=function(a){return arguments.length?(c=a,g()):c},f.copy=function(){return cA(a,b,c)},g()}function cB(a){function b(a){return+a}return b.invert=b,b.domain=b.range=function(c){return arguments.length?(a=c.map(b),b):a},b.ticks=function(b){return ck(a,b)},b.tickFormat=function(b){return cl(a,b)},b.copy=function(){return cB(a)},b}function cE(a){return a.innerRadius}function cF(a){return a.outerRadius}function cG(a){return a.startAngle}function cH(a){return a.endAngle}function cI(a){function g(d){return d.length<1?null:"M"+e(a(cJ(this,d,b,c)),f)}var b=cK,c=cL,d=cM,e=cN.get(d),f=.7;return g.x=function(a){return arguments.length?(b=a,g):b},g.y=function(a){return arguments.length?(c=a,g):c},g.interpolate=function(a){return arguments.length?(cN.has(a+="")||(a=cM),e=cN.get(d=a),g):d},g.tension=function(a){return arguments.length?(f=a,g):f},g}function cJ(a,b,c,d){var e=[],f=-1,g=b.length,h=typeof c=="function",i=typeof d=="function",j;if(h&&i)while(++f<g)e.push([c.call(a,j=b[f],f),d.call(a,j,f)]);else if(h)while(++f<g)e.push([c.call(a,b[f],f),d]);else if(i)while(++f<g)e.push([c,d.call(a,b[f],f)]);else while(++f<g)e.push([c,d]);return e}function cK(a){return a[0]}function cL(a){return a[1]}function cO(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("L",(d=a[b])[0],",",d[1]);return e.join("")}function cP(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("V",(d=a[b])[1],"H",d[0]);return e.join("")}function cQ(a){var b=0,c=a.length,d=a[0],e=[d[0],",",d[1]];while(++b<c)e.push("H",(d=a[b])[0],"V",d[1]);return e.join("")}function cR(a,b){return a.length<4?cO(a):a[1]+cU(a.slice(1,a.length-1),cV(a,b))}function cS(a,b){return a.length<3?cO(a):a[0]+cU((a.push(a[0]),a),cV([a[a.length-2]].concat(a,[a[1]]),b))}function cT(a,b,c){return a.length<3?cO(a):a[0]+cU(a,cV(a,b))}function cU(a,b){if(b.length<1||a.length!=b.length&&a.length!=b.length+2)return cO(a);var c=a.length!=b.length,d="",e=a[0],f=a[1],g=b[0],h=g,i=1;c&&(d+="Q"+(f[0]-g[0]*2/3)+","+(f[1]-g[1]*2/3)+","+f[0]+","+f[1],e=a[1],i=2);if(b.length>1){h=b[1],f=a[i],i++,d+="C"+(e[0]+g[0])+","+(e[1]+g[1])+","+(f[0]-h[0])+","+(f[1]-h[1])+","+f[0]+","+f[1];for(var j=2;j<b.length;j++,i++)f=a[i],h=b[j],d+="S"+(f[0]-h[0])+","+(f[1]-h[1])+","+f[0]+","+f[1]}if(c){var k=a[i];d+="Q"+(f[0]+h[0]*2/3)+","+(f[1]+h[1]*2/3)+","+k[0]+","+k[1]}return d}function cV(a,b){var c=[],d=(1-b)/2,e,f=a[0],g=a[1],h=1,i=a.length;while(++h<i)e=f,f=g,g=a[h],c.push([d*(g[0]-e[0]),d*(g[1]-e[1])]);return c}function cW(a){if(a.length<3)return cO(a);var b=1,c=a.length,d=a[0],e=d[0],f=d[1],g=[e,e,e,(d=a[1])[0]],h=[f,f,f,d[1]],i=[e,",",f];dc(i,g,h);while(++b<c)d=a[b],g.shift(),g.push(d[0]),h.shift(),h.push(d[1]),dc(i,g,h);b=-1;while(++b<2)g.shift(),g.push(d[0]),h.shift(),h.push(d[1]),dc(i,g,h);return i.join("")}function cX(a){if(a.length<4)return cO(a);var b=[],c=-1,d=a.length,e,f=[0],g=[0];while(++c<3)e=a[c],f.push(e[0]),g.push(e[1]);b.push(c$(db,f)+","+c$(db,g)),--c;while(++c<d)e=a[c],f.shift(),f.push(e[0]),g.shift(),g.push(e[1]),dc(b,f,g);return b.join("")}function cY(a){var b,c=-1,d=a.length,e=d+4,f,g=[],h=[];while(++c<4)f=a[c%d],g.push(f[0]),h.push(f[1]);b=[c$(db,g),",",c$(db,h)],--c;while(++c<e)f=a[c%d],g.shift(),g.push(f[0]),h.shift(),h.push(f[1]),dc(b,g,h);return b.join("")}function cZ(a,b){var c=a.length-1,d=a[0][0],e=a[0][1],f=a[c][0]-d,g=a[c][1]-e,h=-1,i,j;while(++h<=c)i=a[h],j=h/c,i[0]=b*i[0]+(1-b)*(d+j*f),i[1]=b*i[1]+(1-b)*(e+j*g);return cW(a)}function c$(a,b){return a[0]*b[0]+a[1]*b[1]+a[2]*b[2]+a[3]*b[3]}function dc(a,b,c){a.push("C",c$(c_,b),",",c$(c_,c),",",c$(da,b),",",c$(da,c),",",c$(db,b),",",c$(db,c))}function dd(a,b){return(b[1]-a[1])/(b[0]-a[0])}function de(a){var b=0,c=a.length-1,d=[],e=a[0],f=a[1],g=d[0]=dd(e,f);while(++b<c)d[b]=g+(g=dd(e=f,f=a[b+1]));return d[b]=g,d}function df(a){var b=[],c,d,e,f,g=de(a),h=-1,i=a.length-1;while(++h<i)c=dd(a[h],a[h+1]),Math.abs(c)<1e-6?g[h]=g[h+1]=0:(d=g[h]/c,e=g[h+1]/c,f=d*d+e*e,f>9&&(f=c*3/Math.sqrt(f),g[h]=f*d,g[h+1]=f*e));h=-1;while(++h<=i)f=(a[Math.min(i,h+1)][0]-a[Math.max(0,h-1)][0])/(6*(1+g[h]*g[h])),b.push([f||0,g[h]*f||0]);return b}function dg(a){return a.length<3?cO(a):a[0]+cU(a,df(a))}function dh(a){var b,c=-1,d=a.length,e,f;while(++c<d)b=a[c],e=b[0],f=b[1]+cC,b[0]=e*Math.cos(f),b[1]=e*Math.sin(f);return a}function di(a){function j(f){if(f.length<1)return null;var j=cJ(this,f,b,d),k=cJ(this,f,b===c?dj(j):c,d===e?dk(j):e);return"M"+g(a(k),i)+"L"+h(a(j.reverse()),i)+"Z"}var b=cK,c=cK,d=0,e=cL,f,g,h,i=.7;return j.x=function(a){return arguments.length?(b=c=a,j):c},j.x0=function(a){return arguments.length?(b=a,j):b},j.x1=function(a){return arguments.length?(c=a,j):c},j.y=function(a){return arguments.length?(d=e=a,j):e},j.y0=function(a){return arguments.length?(d=a,j):d},j.y1=function(a){return arguments.length?(e=a,j):e},j.interpolate=function(a){return arguments.length?(cN.has(a+="")||(a=cM),g=cN.get(f=a),h=g.reverse||g,j):f},j.tension=function(a){return arguments.length?(i=a,j):i},j.interpolate("linear")}function dj(a){return function(b,c){return a[c][0]}}function dk(a){return function(b,c){return a[c][1]}}function dl(a){return a.source}function dm(a){return a.target}function dn(a){return a.radius}function dp(a){return a.startAngle}function dq(a){return a.endAngle}function dr(a){return[a.x,a.y]}function ds(a){return function(){var b=a.apply(this,arguments),c=b[0],d=b[1]+cC;return[c*Math.cos(d),c*Math.sin(d)]}}function dt(){return 64}function du(){return"circle"}function dv(a){var b=Math.sqrt(a/Math.PI);return"M0,"+b+"A"+b+","+b+" 0 1,1 0,"+ -b+"A"+b+","+b+" 0 1,1 0,"+b+"Z"}function dz(a,b){a.attr("transform",function(a){return"translate("+b(a)+",0)"})}function dA(a,b){a.attr("transform",function(a){return"translate(0,"+b(a)+")"})}function dB(a,b,c){e=[];if(c&&b.length>1){var d=cc(a.domain()),e,f=-1,g=b.length,h=(b[1]-b[0])/++c,i,j;while(++f<g)for(i=c;--i>0;)(j=+b[f]-i*h)>=d[0]&&e.push(j);for(--f,i=0;++i<c&&(j=+b[f]+i*h)<d[1];)e.push(j)}return e}function dG(){dE||(dE=d3.select("body").append("div").style("visibility","hidden").style("top",0).style("height",0).style("width",0).style("overflow-y","scroll").append("div").style("height","2000px").node().parentNode);var a=d3.event,b;try{dE.scrollTop=1e3,dE.dispatchEvent(a),b=1e3-dE.scrollTop}catch(c){b=a.wheelDelta||-a.detail*5}return b}function dH(a){var b=a.source,c=a.target,d=dJ(b,c),e=[b];while(b!==d)b=b.parent,e.push(b);var f=e.length;while(c!==d)e.splice(f,0,c),c=c.parent;return e}function dI(a){var b=[],c=a.parent;while(c!=null)b.push(a),a=c,c=c.parent;return b.push(a),b}function dJ(a,b){if(a===b)return a;var c=dI(a),d=dI(b),e=c.pop(),f=d.pop(),g=null;while(e===f)g=e,e=c.pop(),f=d.pop();return g}function dM(a){a.fixed|=2}function dN(a){a!==dL&&(a.fixed&=1)}function dO(){dL.fixed&=1,dK=dL=null}function dP(){dL.px=d3.event.x,dL.py=d3.event.y,dK.resume()}function dQ(a,b,c){var d=0,e=0;a.charge=0;if(!a.leaf){var f=a.nodes,g=f.length,h=-1,i;while(++h<g){i=f[h];if(i==null)continue;dQ(i,b,c),a.charge+=i.charge,d+=i.charge*i.cx,e+=i.charge*i.cy}}if(a.point){a.leaf||(a.point.x+=Math.random()-.5,a.point.y+=Math.random()-.5);var j=b*c[a.point.index];a.charge+=a.pointCharge=j,d+=j*a.point.x,e+=j*a.point.y}a.cx=d/a.charge,a.cy=e/a.charge}function dR(a){return 20}function dS(a){return 1}function dU(a){return a.x}function dV(a){return a.y}function dW(a,b,c){a.y0=b,a.y=c}function dZ(a){return d3.range(a.length)}function d$(a){var b=-1,c=a[0].length,d=[];while(++b<c)d[b]=0;return d}function d_(a){var b=1,c=0,d=a[0][1],e,f=a.length;for(;b<f;++b)(e=a[b][1])>d&&(c=b,d=e);return c}function ea(a){return a.reduce(eb,0)}function eb(a,b){return a+b[1]}function ec(a,b){return ed(a,Math.ceil(Math.log(b.length)/Math.LN2+1))}function ed(a,b){var c=-1,d=+a[0],e=(a[1]-d)/b,f=[];while(++c<=b)f[c]=e*c+d;return f}function ee(a){return[d3.min(a),d3.max(a)]}function ef(a,b){return d3.rebind(a,b,"sort","children","value"),a.links=ej,a.nodes=function(b){return ek=!0,(a.nodes=a)(b)},a}function eg(a){return a.children}function eh(a){return a.value}function ei(a,b){return b.value-a.value}function ej(a){return d3.merge(a.map(function(a){return(a.children||[]).map(function(b){return{source:a,target:b}})}))}function el(a,b){return a.value-b.value}function em(a,b){var c=a._pack_next;a._pack_next=b,b._pack_prev=a,b._pack_next=c,c._pack_prev=b}function en(a,b){a._pack_next=b,b._pack_prev=a}function eo(a,b){var c=b.x-a.x,d=b.y-a.y,e=a.r+b.r;return e*e-c*c-d*d>.001}function ep(a){function l(a){b=Math.min(a.x-a.r,b),c=Math.max(a.x+a.r,c),d=Math.min(a.y-a.r,d),e=Math.max(a.y+a.r,e)}var b=Infinity,c=-Infinity,d=Infinity,e=-Infinity,f=a.length,g,h,i,j,k;a.forEach(eq),g=a[0],g.x=-g.r,g.y=0,l(g);if(f>1){h=a[1],h.x=h.r,h.y=0,l(h);if(f>2){i=a[2],eu(g,h,i),l(i),em(g,i),g._pack_prev=i,em(i,h),h=g._pack_next;for(var m=3;m<f;m++){eu(g,h,i=a[m]);var n=0,o=1,p=1;for(j=h._pack_next;j!==h;j=j._pack_next,o++)if(eo(j,i)){n=1;break}if(n==1)for(k=g._pack_prev;k!==j._pack_prev;k=k._pack_prev,p++)if(eo(k,i))break;n?(o<p||o==p&&h.r<g.r?en(g,h=j):en(g=k,h),m--):(em(g,i),h=i,l(i))}}}var q=(b+c)/2,r=(d+e)/2,s=0;for(var m=0;m<f;m++){var t=a[m];t.x-=q,t.y-=r,s=Math.max(s,t.r+Math.sqrt(t.x*t.x+t.y*t.y))}return a.forEach(er),s}function eq(a){a._pack_next=a._pack_prev=a}function er(a){delete a._pack_next,delete a._pack_prev}function es(a){var b=a.children;b&&b.length?(b.forEach(es),a.r=ep(b)):a.r=Math.sqrt(a.value)}function et(a,b,c,d){var e=a.children;a.x=b+=d*a.x,a.y=c+=d*a.y,a.r*=d;if(e){var f=-1,g=e.length;while(++f<g)et(e[f],b,c,d)}}function eu(a,b,c){var d=a.r+c.r,e=b.x-a.x,f=b.y-a.y;if(d&&(e||f)){var g=b.r+c.r,h=Math.sqrt(e*e+f*f),i=Math.max(-1,Math.min(1,(d*d+h*h-g*g)/(2*d*h))),j=Math.acos(i),k=i*(d/=h),l=Math.sin(j)*d;c.x=a.x+k*e+l*f,c.y=a.y+k*f-l*e}else c.x=a.x+d,c.y=a.y}function ev(a){return 1+d3.max(a,function(a){return a.y})}function ew(a){return a.reduce(function(a,b){return a+b.x},0)/a.length}function ex(a){var b=a.children;return b&&b.length?ex(b[0]):a}function ey(a){var b=a.children,c;return b&&(c=b.length)?ey(b[c-1]):a}function ez(a,b){return a.parent==b.parent?1:2}function eA(a){var b=a.children;return b&&b.length?b[0]:a._tree.thread}function eB(a){var b=a.children,c;return b&&(c=b.length)?b[c-1]:a._tree.thread}function eC(a,b){var c=a.children;if(c&&(e=c.length)){var d,e,f=-1;while(++f<e)b(d=eC(c[f],b),a)>0&&(a=d)}return a}function eD(a,b){return a.x-b.x}function eE(a,b){return b.x-a.x}function eF(a,b){return a.depth-b.depth}function eG(a,b){function c(a,d){var e=a.children;if(e&&(i=e.length)){var f,g=null,h=-1,i;while(++h<i)f=e[h],c(f,g),g=f}b(a,d)}c(a,null)}function eH(a){var b=0,c=0,d=a.children,e=d.length,f;while(--e>=0)f=d[e]._tree,f.prelim+=b,f.mod+=b,b+=f.shift+(c+=f.change)}function eI(a,b,c){a=a._tree,b=b._tree;var d=c/(b.number-a.number);a.change+=d,b.change-=d,b.shift+=c,b.prelim+=c,b.mod+=c}function eJ(a,b,c){return a._tree.ancestor.parent==b.parent?a._tree.ancestor:c}function eK(a){return{x:a.x,y:a.y,dx:a.dx,dy:a.dy}}function eL(a,b){var c=a.x+b[3],d=a.y+b[0],e=a.dx-b[1]-b[3],f=a.dy-b[0]-b[2];return e<0&&(c+=e/2,e=0),f<0&&(d+=f/2,f=0),{x:c,y:d,dx:e,dy:f}}function eM(a){return a.map(eN).join(",")}function eN(a){return/[",\n]/.test(a)?'"'+a.replace(/\"/g,'""')+'"':a}function eP(a,b){return function(c){return c&&a.hasOwnProperty(c.type)?a[c.type](c):b}}function eQ(a){return"m0,"+a+"a"+a+","+a+" 0 1,1 0,"+ -2*a+"a"+a+","+a+" 0 1,1 0,"+2*a+"z"}function eR(a,b){eS.hasOwnProperty(a.type)&&eS[a.type](a,b)}function eT(a,b){eR(a.geometry,b)}function eU(a,b){for(var c=a.features,d=0,e=c.length;d<e;d++)eR(c[d].geometry,b)}function eV(a,b){for(var c=a.geometries,d=0,e=c.length;d<e;d++)eR(c[d],b)}function eW(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function eX(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function eY(a,b){for(var c=a.coordinates,d=0,e=c.length;d<e;d++)for(var f=c[d][0],g=0,h=f.length;g<h;g++)b.apply(null,f[g])}function eZ(a,b){b.apply(null,a.coordinates)}function e$(a,b){for(var c=a.coordinates[0],d=0,e=c.length;d<e;d++)b.apply(null,c[d])}function e_(a){return a.source}function fa(a){return a.target}function fb(a,b){function q(a){var b=Math.sin(o-(a*=o))/p,c=Math.sin(a)/p,f=b*g*d+c*m*j,i=b*g*e+c*m*k,l=b*h+c*n;return[Math.atan2(i,f)/eO,Math.atan2(l,Math.sqrt(f*f+i*i))/eO]}var c=a[0]*eO,d=Math.cos(c),e=Math.sin(c),f=a[1]*eO,g=Math.cos(f),h=Math.sin(f),i=b[0]*eO,j=Math.cos(i),k=Math.sin(i),l=b[1]*eO,m=Math.cos(l),n=Math.sin(l),o=q.d=Math.acos(Math.max(-1,Math.min(1,h*n+g*m*Math.cos(i-c)))),p=Math.sin(o);return q}function fe(a){var b=0,c=0;for(;;){if(a(b,c))return[b,c];b===0?(b=c+1,c=0):(b-=1,c+=1)}}function ff(a,b,c,d){var e,f,g,h,i,j,k;return e=d[a],f=e[0],g=e[1],e=d[b],h=e[0],i=e[1],e=d[c],j=e[0],k=e[1],(k-g)*(h-f)-(i-g)*(j-f)>0}function fg(a,b,c){return(c[0]-b[0])*(a[1]-b[1])<(c[1]-b[1])*(a[0]-b[0])}function fh(a,b,c,d){var e=a[0],f=b[0],g=c[0],h=d[0],i=a[1],j=b[1],k=c[1],l=d[1],m=e-g,n=f-e,o=h-g,p=i-k,q=j-i,r=l-k,s=(o*p-r*m)/(r*n-o*q);return[e+s*n,i+s*q]}function fj(a,b){var c={list:a.map(function(a,b){return{index:b,x:a[0],y:a[1]}}).sort(function(a,b){return a.y<b.y?-1:a.y>b.y?1:a.x<b.x?-1:a.x>b.x?1:0}),bottomSite:null},d={list:[],leftEnd:null,rightEnd:null,init:function(){d.leftEnd=d.createHalfEdge(null,"l"),d.rightEnd=d.createHalfEdge(null,"l"),d.leftEnd.r=d.rightEnd,d.rightEnd.l=d.leftEnd,d.list.unshift(d.leftEnd,d.rightEnd)},createHalfEdge:function(a,b){return{edge:a,side:b,vertex:null,l:null,r:null}},insert:function(a,b){b.l=a,b.r=a.r,a.r.l=b,a.r=b},leftBound:function(a){var b=d.leftEnd;do b=b.r;while(b!=d.rightEnd&&e.rightOf(b,a));return b=b.l,b},del:function(a){a.l.r=a.r,a.r.l=a.l,a.edge=null},right:function(a){return a.r},left:function(a){return a.l},leftRegion:function(a){return a.edge==null?c.bottomSite:a.edge.region[a.side]},rightRegion:function(a){return a.edge==null?c.bottomSite:a.edge.region[fi[a.side]]}},e={bisect:function(a,b){var c={region:{l:a,r:b},ep:{l:null,r:null}},d=b.x-a.x,e=b.y-a.y,f=d>0?d:-d,g=e>0?e:-e;return c.c=a.x*d+a.y*e+(d*d+e*e)*.5,f>g?(c.a=1,c.b=e/d,c.c/=d):(c.b=1,c.a=d/e,c.c/=e),c},intersect:function(a,b){var c=a.edge,d=b.edge;if(!c||!d||c.region.r==d.region.r)return null;var e=c.a*d.b-c.b*d.a;if(Math.abs(e)<1e-10)return null;var f=(c.c*d.b-d.c*c.b)/e,g=(d.c*c.a-c.c*d.a)/e,h=c.region.r,i=d.region.r,j,k;h.y<i.y||h.y==i.y&&h.x<i.x?(j=a,k=c):(j=b,k=d);var l=f>=k.region.r.x;return l&&j.side==="l"||!l&&j.side==="r"?null:{x:f,y:g}},rightOf:function(a,b){var c=a.edge,d=c.region.r,e=b.x>d.x;if(e&&a.side==="l")return 1;if(!e&&a.side==="r")return 0;if(c.a===1){var f=b.y-d.y,g=b.x-d.x,h=0,i=0;!e&&c.b<0||e&&c.b>=0?i=h=f>=c.b*g:(i=b.x+b.y*c.b>c.c,c.b<0&&(i=!i),i||(h=1));if(!h){var j=d.x-c.region.l.x;i=c.b*(g*g-f*f)<j*f*(1+2*g/j+c.b*c.b),c.b<0&&(i=!i)}}else{var k=c.c-c.a*b.x,l=b.y-k,m=b.x-d.x,n=k-d.y;i=l*l>m*m+n*n}return a.side==="l"?i:!i},endPoint:function(a,c,d){a.ep[c]=d;if(!a.ep[fi[c]])return;b(a)},distance:function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)}},f={list:[],insert:function(a,b,c){a.vertex=b,a.ystar=b.y+c;for(var d=0,e=f.list,g=e.length;d<g;d++){var h=e[d];if(a.ystar>h.ystar||a.ystar==h.ystar&&b.x>h.vertex.x)continue;break}e.splice(d,0,a)},del:function(a){for(var b=0,c=f.list,d=c.length;b<d&&c[b]!=a;++b);c.splice(b,1)},empty:function(){return f.list.length===0},nextEvent:function(a){for(var b=0,c=f.list,d=c.length;b<d;++b)if(c[b]==a)return c[b+1];return null},min:function(){var a=f.list[0];return{x:a.vertex.x,y:a.ystar}},extractMin:function(){return f.list.shift()}};d.init(),c.bottomSite=c.list.shift();var g=c.list.shift(),h,i,j,k,l,m,n,o,p,q,r,s,t;for(;;){f.empty()||(h=f.min());if(g&&(f.empty()||g.y<h.y||g.y==h.y&&g.x<h.x))i=d.leftBound(g),j=d.right(i),n=d.rightRegion(i),s=e.bisect(n,g),m=d.createHalfEdge(s,"l"),d.insert(i,m),q=e.intersect(i,m),q&&(f.del(i),f.insert(i,q,e.distance(q,g))),i=m,m=d.createHalfEdge(s,"r"),d.insert(i,m),q=e.intersect(m,j),q&&f.insert(m,q,e.distance(q,g)),g=c.list.shift();else if(!f.empty())i=f.extractMin(),k=d.left(i),j=d.right(i),l=d.right(j),n=d.leftRegion(i),o=d.rightRegion(j),r=i.vertex,e.endPoint(i.edge,i.side,r),e.endPoint(j.edge,j.side,r),d.del(i),f.del(j),d.del(j),t="l",n.y>o.y&&(p=n,n=o,o=p,t="r"),s=e.bisect(n,o),m=d.createHalfEdge(s,t),d.insert(k,m),e.endPoint(s,fi[t],r),q=e.intersect(k,m),q&&(f.del(k),f.insert(k,q,e.distance(q,n))),q=e.intersect(m,l),q&&f.insert(m,q,e.distance(q,n));else break}for(i=d.right(d.leftEnd);i!=d.rightEnd;i=d.right(i))b(i.edge)}function fk(){return{leaf:!0,nodes:[],point:null}}function fl(a,b,c,d,e,f){if(!a(b,c,d,e,f)){var g=(c+e)*.5,h=(d+f)*.5,i=b.nodes;i[0]&&fl(a,i[0],c,d,g,h),i[1]&&fl(a,i[1],g,d,e,h),i[2]&&fl(a,i[2],c,h,g,f),i[3]&&fl(a,i[3],g,h,e,f)}}function fm(a){return{x:a[0],y:a[1]}}function fo(){this._=new Date(arguments.length>1?Date.UTC.apply(this,arguments):arguments[0])}function fq(a,b,c,d){var e,f,g=0,h=b.length,i=c.length;while(g<h){if(d>=i)return-1;e=b.charCodeAt(g++);if(e==37){f=fw[b.charAt(g++)];if(!f||(d=f(a,c,d))<0)return-1}else if(e!=c.charCodeAt(d++))return-1}return d}function fx(a,b,c){return fz.test(b.substring(c,c+=3))?c:-1}function fy(a,b,c){fA.lastIndex=0;var d=fA.exec(b.substring(c,c+10));return d?c+=d[0].length:-1}function fB(a,b,c){var d=fC.get(b.substring(c,c+=3).toLowerCase());return d==null?-1:(a.m=d,c)}function fD(a,b,c){fE.lastIndex=0;var d=fE.exec(b.substring(c,c+12));return d?(a.m=fF.get(d[0].toLowerCase()),c+=d[0].length):-1}function fH(a,b,c){return fq(a,fv.c.toString(),b,c)}function fI(a,b,c){return fq(a,fv.x.toString(),b,c)}function fJ(a,b,c){return fq(a,fv.X.toString(),b,c)}function fK(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+4));return d?(a.y=+d[0],c+=d[0].length):-1}function fL(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.y=fM()+ +d[0],c+=d[0].length):-1}function fM(){return~~((new Date).getFullYear()/1e3)*1e3}function fN(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.m=d[0]-1,c+=d[0].length):-1}function fO(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.d=+d[0],c+=d[0].length):-1}function fP(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.H=+d[0],c+=d[0].length):-1}function fQ(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.M=+d[0],c+=d[0].length):-1}function fR(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+2));return d?(a.S=+d[0],c+=d[0].length):-1}function fS(a,b,c){fT.lastIndex=0;var d=fT.exec(b.substring(c,c+3));return d?(a.L=+d[0],c+=d[0].length):-1}function fU(a,b,c){var d=fV.get(b.substring(c,c+=2).toLowerCase());return d==null?-1:(a.p=d,c)}function fW(a){var b=a.getTimezoneOffset(),c=b>0?"-":"+",d=~~(Math.abs(b)/60),e=Math.abs(b)%60;return c+fr(d)+fr(e)}function fY(a){return a.toISOString()}function fZ(a,b,c){function d(b){var c=a(b),d=f(c,1);return b-c<d-b?c:d}function e(c){return b(c=a(new fn(c-1)),1),c}function f(a,c){return b(a=new fn(+a),c),a}function g(a,d,f){var g=e(a),h=[];if(f>1)while(g<d)c(g)%f||h.push(new Date(+g)),b(g,1);else while(g<d)h.push(new Date(+g)),b(g,1);return h}function h(a,b,c){try{fn=fo;var d=new fo;return d._=a,g(d,b,c)}finally{fn=Date}}a.floor=a,a.round=d,a.ceil=e,a.offset=f,a.range=g;var i=a.utc=f$(a);return i.floor=i,i.round=f$(d),i.ceil=f$(e),i.offset=f$(f),i.range=h,a}function f$(a){return function(b,c){try{fn=fo;var d=new fo;return d._=b,a(d,c)._}finally{fn=Date}}}function f_(a,b,c){function d(b){return a(b)}return d.invert=function(b){return gb(a.invert(b))},d.domain=function(b){return arguments.length?(a.domain(b),d):a.domain().map(gb)},d.nice=function(a){var b=ga(d.domain());return d.domain([a.floor(b[0]),a.ceil(b[1])])},d.ticks=function(c,e){var f=ga(d.domain());if(typeof +c!="function"){var g=f[1]-f[0],h=g/c,i=d3.bisect(gf,h);if(i==gf.length)return b.year(f,c);if(!i)return a.ticks(c).map(gb);Math.log(h/gf[i-1])<Math.log(gf[i]/h)&&--i,c=b[i],e=c[1],c=c[0].range}return c(f[0],new Date(+f[1]+1),e)},d.tickFormat=function(){return c},d.copy=function(){return f_(a.copy(),b,c)},d3.rebind(d,a,"range","rangeRound","interpolate","clamp")}function ga(a){var b=a[0],c=a[a.length-1];return b<c?[b,c]:[c,b]}function gb(a){return new Date(a)}function gc(a){return function(b){var c=a.length-1,d=a[c];while(!d[1](b))d=a[--c];return d[0](b)}}function gd(a){var b=new Date(a,0,1);return b.setFullYear(a),b}function ge(a){var b=a.getFullYear(),c=gd(b),d=gd(b+1);return b+(a-c)/(d-c)}function gn(a){var b=new Date(Date.UTC(a,0,1));return b.setUTCFullYear(a),b}function go(a){var b=a.getUTCFullYear(),c=gn(b),d=gn(b+1);return b+(a-c)/(d-c)}Date.now||(Date.now=function(){return+(new Date)});try{document.createElement("div").style.setProperty("opacity",0,"")}catch(a){var b=CSSStyleDeclaration.prototype,c=b.setProperty;b.setProperty=function(a,b,d){c.call(this,a,b+"",d)}}d3={version:"2.8.1"};var f=h;try{f(document.documentElement.childNodes)[0].nodeType}catch(i){f=g}var j=[].__proto__?function(a,b){a.__proto__=b}:function(a,b){for(var c in b)a[c]=b[c]};d3.map=function(a){var b=new k;for(var c in a)b.set(c,a[c]);return b},e(k,{has:function(a){return l+a in this},get:function(a){return this[l+a]},set:function(a,b){return this[l+a]=b},remove:function(a){return a=l+a,a in this&&delete this[a]},keys:function(){var a=[];return this.forEach(function(b){a.push(b)}),a},values:function(){var a=[];return this.forEach(function(b,c){a.push(c)}),a},entries:function(){var a=[];return this.forEach(function(b,c){a.push({key:b,value:c})}),a},forEach:function(a){for(var b in this)b.charCodeAt(0)===m&&a.call(this,b.substring(1),this[b])}});var l="\0",m=l.charCodeAt(0);d3.functor=function(a){return typeof a=="function"?a:function(){return a}},d3.rebind=function(a,b){var c=1,d=arguments.length,e;while(++c<d)a[e=arguments[c]]=o(a,b,b[e]);return a},d3.ascending=function(a,b){return a<b?-1:a>b?1:a>=b?0:NaN},d3.descending=function(a,b){return b<a?-1:b>a?1:b>=a?0:NaN},d3.mean=function(a,b){var c=a.length,d,e=0,f=-1,g=0;if(arguments.length===1)while(++f<c)p(d=a[f])&&(e+=(d-e)/++g);else while(++f<c)p(d=b.call(a,a[f],f))&&(e+=(d-e)/++g);return g?e:undefined},d3.median=function(a,b){return arguments.length>1&&(a=a.map(b)),a=a.filter(p),a.length?d3.quantile(a.sort(d3.ascending),.5):undefined},d3.min=function(a,b){var c=-1,d=a.length,e,f;if(arguments.length===1){while(++c<d&&((e=a[c])==null||e!=e))e=undefined;while(++c<d)(f=a[c])!=null&&e>f&&(e=f)}else{while(++c<d&&((e=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&e>f&&(e=f)}return e},d3.max=function(a,b){var c=-1,d=a.length,e,f;if(arguments.length===1){while(++c<d&&((e=a[c])==null||e!=e))e=undefined;while(++c<d)(f=a[c])!=null&&f>e&&(e=f)}else{while(++c<d&&((e=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&f>e&&(e=f)}return e},d3.extent=function(a,b){var c=-1,d=a.length,e,f,g;if(arguments.length===1){while(++c<d&&((e=g=a[c])==null||e!=e))e=g=undefined;while(++c<d)(f=a[c])!=null&&(e>f&&(e=f),g<f&&(g=f))}else{while(++c<d&&((e=g=b.call(a,a[c],c))==null||e!=e))e=undefined;while(++c<d)(f=b.call(a,a[c],c))!=null&&(e>f&&(e=f),g<f&&(g=f))}return[e,g]},d3.random={normal:function(a,b){return arguments.length<2&&(b=1),arguments.length<1&&(a=0),function(){var c,d,e;do c=Math.random()*2-1,d=Math.random()*2-1,e=c*c+d*d;while(!e||e>1);return a+b*c*Math.sqrt(-2*Math.log(e)/e)}}},d3.sum=function(a,b){var c=0,d=a.length,e,f=-1;if(arguments.length===1)while(++f<d)isNaN(e=+a[f])||(c+=e);else while(++f<d)isNaN(e=+b.call(a,a[f],f))||(c+=e);return c},d3.quantile=function(a,b){var c=(a.length-1)*b+1,d=Math.floor(c),e=a[d-1],f=c-d;return f?e+f*(a[d]-e):e},d3.transpose=function(a){return d3.zip.apply(d3,a)},d3.zip=function(){if(!(e=arguments.length))return[];for(var a=-1,b=d3.min(arguments,q),c=new Array(b);++a<b;)for(var d=-1,e,f=c[a]=new Array(e);++d<e;)f[d]=arguments[d][a];return c},d3.bisector=function(a){return{left:function(b,c,d,e){arguments.length<3&&(d=0),arguments.length<4&&(e=b.length);while(d<e){var f=d+e>>1;a.call(b,b[f],f)<c?d=f+1:e=f}return d},right:function(b,c,d,e){arguments.length<3&&(d=0),arguments.length<4&&(e=b.length);while(d<e){var f=d+e>>1;c<a.call(b,b[f],f)?e=f:d=f+1}return d}}};var r=d3.bisector(function(a){return a});d3.bisectLeft=r.left,d3.bisect=d3.bisectRight=r.right,d3.first=function(a,b){var c=0,d=a.length,e=a[0],f;arguments.length===1&&(b=d3.ascending);while(++c<d)b.call(a,e,f=a[c])>0&&(e=f);return e},d3.last=function(a,b){var c=0,d=a.length,e=a[0],f;arguments.length===1&&(b=d3.ascending);while(++c<d)b.call(a,e,f=a[c])<=0&&(e=f);return e},d3.nest=function(){function f(c,g){if(g>=b.length)return e?e.call(a,c):d?c.sort(d):c;var h=-1,i=c.length,j=b[g++],l,m,n=new k,o,p={};while(++h<i)(o=n.get(l=j(m=c[h])))?o.push(m):n.set(l,[m]);return n.forEach(function(a){p[a]=f(n.get(a),g)}),p}function g(a,d){if(d>=b.length)return a;var e=[],f=c[d++],h;for(h in a)e.push({key:h,values:g(a[h],d)});return f&&e.sort(function(a,b){return f(a.key,b.key)}),e}var a={},b=[],c=[],d,e;return a.map=function(a){return f(a,0)},a.entries=function(a){return g(f(a,0),0)},a.key=function(c){return b.push(c),a},a.sortKeys=function(d){return c[b.length-1]=d,a},a.sortValues=function(b){return d=b,a},a.rollup=function(b){return e=b,a},a},d3.keys=function(a){var b=[];for(var c in a)b.push(c);return b},d3.values=function(a){var b=[];for(var c in a)b.push(a[c]);return b},d3.entries=function(a){var b=[];for(var c in a)b.push({key:c,value:a[c]});return b},d3.permute=function(a,b){var c=[],d=-1,e=b.length;while(++d<e)c[d]=a[b[d]];return c},d3.merge=function(a){return Array.prototype.concat.apply([],a)},d3.split=function(a,b){var c=[],d=[],e,f=-1,g=a.length;arguments.length<2&&(b=s);while(++f<g)b.call(d,e=a[f],f)?d=[]:(d.length||c.push(d),d.push(e));return c},d3.range=function(a,b,c){arguments.length<3&&(c=1,arguments.length<2&&(b=a,a=0));if((b-a)/c===Infinity)throw new Error("infinite range");var d=[],e=u(Math.abs(c)),f=-1,g;a*=e,b*=e,c*=e;if(c<0)while((g=a+c*++f)>b)d.push(g/e);else while((g=a+c*++f)<b)d.push(g/e);return d},d3.requote=function(a){return a.replace(v,"\\$&")};var v=/[\\\^\$\*\+\?\|\[\]\(\)\.\{\}]/g;d3.round=function(a,b){return b?Math.round(a*(b=Math.pow(10,b)))/b:Math.round(a)},d3.xhr=function(a,b,c){var d=new XMLHttpRequest;arguments.length<3?(c=b,b=null):b&&d.overrideMimeType&&d.overrideMimeType(b),d.open("GET",a,!0),b&&d.setRequestHeader("Accept",b),d.onreadystatechange=function(){d.readyState===4&&c(d.status<300?d:null)},d.send(null)},d3.text=function(a,b,c){function d(a){c(a&&a.responseText)}arguments.length<3&&(c=b,b=null),d3.xhr(a,b,d)},d3.json=function(a,b){d3.text(a,"application/json",function(a){b(a?JSON.parse(a):null)})},d3.html=function(a,b){d3.text(a,"text/html",function(a){if(a!=null){var c=document.createRange();c.selectNode(document.body),a=c.createContextualFragment(a)}b(a)})},d3.xml=function(a,b,c){function d(a){c(a&&a.responseXML)}arguments.length<3&&(c=b,b=null),d3.xhr(a,b,d)};var w={svg:"http://www.w3.org/2000/svg",xhtml:"http://www.w3.org/1999/xhtml",xlink:"http://www.w3.org/1999/xlink",xml:"http://www.w3.org/XML/1998/namespace",xmlns:"http://www.w3.org/2000/xmlns/"};d3.ns={prefix:w,qualify:function(a){var b=a.indexOf(":"),c=a;return b>=0&&(c=a.substring(0,b),a=a.substring(b+1)),w.hasOwnProperty(c)?{space:w[c],local:a}:a}},d3.dispatch=function(){var a=new x,b=-1,c=arguments.length;while(++b<c)a[arguments[b]]=y(a);return a},x.prototype.on=function(a,b){var c=a.indexOf("."),d="";return c>0&&(d=a.substring(c+1),a=a.substring(0,c)),arguments.length<2?this[a].on(d):this[a].on(d,b)},d3.format=function(a){var b=z.exec(a),c=b[1]||" ",d=b[3]||"",e=b[5],f=+b[6],g=b[7],h=b[8],i=b[9],j=1,k="",l=!1;h&&(h=+h.substring(1)),e&&(c="0",g&&(f-=Math.floor((f-1)/4)));switch(i){case"n":g=!0,i="g";break;case"%":j=100,k="%",i="f";break;case"p":j=100,k="%",i="r";break;case"d":l=!0,h=0;break;case"s":j=-1,i="r"}return i=="r"&&!h&&(i="g"),i=A.get(i)||C,function(a){if(l&&a%1)return"";var b=a<0&&(a=-a)?"−":d;if(j<0){var m=d3.formatPrefix(a,h);a*=m.scale,k=m.symbol}else a*=j;a=i(a,h);if(e){var n=a.length+b.length;n<f&&(a=(new Array(f-n+1)).join(c)+a),g&&(a=D(a)),a=b+a}else{g&&(a=D(a)),a=b+a;var n=a.length;n<f&&(a=(new Array(f-n+1)).join(c)+a)}return a+k}};var z=/(?:([^{])?([<>=^]))?([+\- ])?(#)?(0)?([0-9]+)?(,)?(\.[0-9]+)?([a-zA-Z%])?/,A=d3.map({g:function(a,b){return a.toPrecision(b)},e:function(a,b){return a.toExponential(b)},f:function(a,b){return a.toFixed(b)},r:function(a,b){return d3.round(a,b=B(a,b)).toFixed(Math.max(0,Math.min(20,b)))}}),E=["y","z","a","f","p","n","μ","m","","k","M","G","T","P","E","Z","Y"].map(F);d3.formatPrefix=function(a,b){var c=0;return a&&(a<0&&(a*=-1),b&&(a=d3.round(a,B(a,b))),c=1+Math.floor(1e-12+Math.log(a)/Math.LN10),c=Math.max(-24,Math.min(24,Math.floor((c<=0?c+1:c-1)/3)*3))),E[8+c/3]};var G=P(2),H=P(3),I=function(){return O},J=d3.map({linear:I,poly:P,quad:function(){return G},cubic:function(){return H},sin:function(){return Q},exp:function(){return R},circle:function(){return S},elastic:T,back:U,bounce:function(){return V}}),K=d3.map({"in":O,out:M,"in-out":N,"out-in":function(a){return N(M(a))}});d3.ease=function(a){var b=a.indexOf("-"),c=b>=0?a.substring(0,b):a,d=b>=0?a.substring(b+1):"in";return c=J.get(c)||I,d=K.get(d)||O,L(d(c.apply(null,Array.prototype.slice.call(arguments,1))))},d3.event=null,d3.interpolate=function(a,b){var c=d3.interpolators.length,d;while(--c>=0&&!(d=d3.interpolators[c](a,b)));return d},d3.interpolateNumber=function(a,b){return b-=a,function(c){return a+b*c}},d3.interpolateRound=function(a,b){return b-=a,function(c){return Math.round(a+b*c)}},d3.interpolateString=function(a,b){var c,d,e,f=0,g=0,h=[],i=[],j,k;Z.lastIndex=0;for(d=0;c=Z.exec(b);++d)c.index&&h.push(b.substring(f,g=c.index)),i.push({i:h.length,x:c[0]}),h.push(null),f=Z.lastIndex;f<b.length&&h.push(b.substring(f));for(d=0,j=i.length;(c=Z.exec(a))&&d<j;++d){k=i[d];if(k.x==c[0]){if(k.i)if(h[k.i+1]==null){h[k.i-1]+=k.x,h.splice(k.i,1);for(e=d+1;e<j;++e)i[e].i--}else{h[k.i-1]+=k.x+h[k.i+1],h.splice(k.i,2);for(e=d+1;e<j;++e)i[e].i-=2}else if(h[k.i+1]==null)h[k.i]=k.x;else{h[k.i]=k.x+h[k.i+1],h.splice(k.i+1,1);for(e=d+1;e<j;++e)i[e].i--}i.splice(d,1),j--,d--}else k.x=d3.interpolateNumber(parseFloat(c[0]),parseFloat(k.x))}while(d<j)k=i.pop(),h[k.i+1]==null?h[k.i]=k.x:(h[k.i]=k.x+h[k.i+1],h.splice(k.i+1,1)),j--;return h.length===1?h[0]==null?i[0].x:function(){return b}:function(a){for(d=0;d<j;++d)h[(k=i[d]).i]=k.x(a);return h.join("")}},d3.interpolateTransform=function(a,b){var c=[],d=[],e,f=d3.transform(a),g=d3.transform(b),h=f.translate,i=g.translate,j=f.rotate,k=g.rotate,l=f.skew,m=g.skew,n=f.scale,o=g.scale;return h[0]!=i[0]||h[1]!=i[1]?(c.push("translate(",null,",",null,")"),d.push({i:1,x:d3.interpolateNumber(h[0],i[0])},{i:3,x:d3.interpolateNumber(h[1],i[1])})):i[0]||i[1]?c.push("translate("+i+")"):c.push(""),j!=k?d.push({i:c.push(c.pop()+"rotate(",null,")")-2,x:d3.interpolateNumber(j,k)}):k&&c.push(c.pop()+"rotate("+k+")"),l!=m?d.push({i:c.push(c.pop()+"skewX(",null,")")-2,x:d3.interpolateNumber(l,m)}):m&&c.push(c.pop()+"skewX("+m+")"),n[0]!=o[0]||n[1]!=o[1]?(e=c.push(c.pop()+"scale(",null,",",null,")"),d.push({i:e-4,x:d3.interpolateNumber(n[0],o[0])},{i:e-2,x:d3.interpolateNumber(n[1],o[1])})):(o[0]!=1||o[1]!=1)&&c.push(c.pop()+"scale("+o+")"),e=d.length,function(a){var b=-1,f;while(++b<e)c[(f=d[b]).i]=f.x(a);return c.join("")}},d3.interpolateRgb=function(a,b){a=d3.rgb(a),b=d3.rgb(b);var c=a.r,d=a.g,e=a.b,f=b.r-c,g=b.g-d,h=b.b-e;return function(a){return"#"+bd(Math.round(c+f*a))+bd(Math.round(d+g*a))+bd(Math.round(e+h*a))}},d3.interpolateHsl=function(a,b){a=d3.hsl(a),b=d3.hsl(b);var c=a.h,d=a.s,e=a.l,f=b.h-c,g=b.s-d,h=b.l-e;return function(a){return bk(c+f*a,d+g*a,e+h*a).toString()}},d3.interpolateArray=function(a,b){var c=[],d=[],e=a.length,f=b.length,g=Math.min(a.length,b.length),h;for(h=0;h<g;++h)c.push(d3.interpolate(a[h],b[h]));for(;h<e;++h)d[h]=a[h];for(;h<f;++h)d[h]=b[h];return function(a){for(h=0;h<g;++h)d[h]=c[h](a);return d}},d3.interpolateObject=function(a,b){var c={},d={},e;for(e in a)e in b?c[e]=$(e)(a[e],b[e]):d[e]=a[e];for(e in b)e in a||(d[e]=b[e]);return function(a){for(e in c)d[e]=c[e](a);return d}};var Z=/[-+]?(?:\d*\.?\d+)(?:[eE][-+]?\d+)?/g;d3.interpolators=[d3.interpolateObject,function(a,b){return b instanceof Array&&d3.interpolateArray(a,b)},function(a,b){return(typeof a=="string"||typeof b=="string")&&d3.interpolateString(a+"",b+"")},function(a,b){return(typeof b=="string"?bh.has(b)||/^(#|rgb\(|hsl\()/.test(b):b instanceof bc||b instanceof bj)&&d3.interpolateRgb(a,b)},function(a,b){return!isNaN(a=+a)&&!isNaN(b=+b)&&d3.interpolateNumber(a,b)}],d3.rgb=function(a,b,c){return arguments.length===1?a instanceof bc?bb(a.r,a.g,a.b):be(""+a,bb,bk):bb(~~a,~~b,~~c)},bc.prototype.brighter=function(a){a=Math.pow(.7,arguments.length?a:1);var b=this.r,c=this.g,d=this.b,e=30;return!b&&!c&&!d?bb(e,e,e):(b&&b<e&&(b=e),c&&c<e&&(c=e),d&&d<e&&(d=e),bb(Math.min(255,Math.floor(b/a)),Math.min(255,Math.floor(c/a)),Math.min(255,Math.floor(d/a))))},bc.prototype.darker=function(a){return a=Math.pow(.7,arguments.length?a:1),bb(Math.floor(a*this.r),Math.floor(a*this.g),Math.floor(a*this.b))},bc.prototype.hsl=function(){return bf(this.r,this.g,this.b)},bc.prototype.toString=function(){return"#"+bd(this.r)+bd(this.g)+bd(this.b)};var bh=d3.map({aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgreen:"#006400",darkgrey:"#a9a9a9",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",green:"#008000",greenyellow:"#adff2f",grey:"#808080",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgreen:"#90ee90",lightgrey:"#d3d3d3",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370db",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#db7093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"});bh.forEach(function(a,b){bh.set(a,be(b,bb,bk))}),d3.hsl=function(a,b,c){return arguments.length===1?a instanceof bj?bi(a.h,a.s,a.l):be(""+a,bf,bi):bi(+a,+b,+c)},bj.prototype.brighter=function(a){return a=Math.pow(.7,arguments.length?a:1),bi(this.h,this.s,this.l/a)},bj.prototype.darker=function(a){return a=Math.pow(.7,arguments.length?a:1),bi(this.h,this.s,a*this.l)},bj.prototype.rgb=function(){return bk(this.h,this.s,this.l)},bj.prototype.toString=function(){return this.rgb().toString()};var bm=function(a,b){return b.querySelector(a)},bn=function(a,b){return b.querySelectorAll(a)},bo=document.documentElement,bp=bo.matchesSelector||bo.webkitMatchesSelector||bo.mozMatchesSelector||bo.msMatchesSelector||bo.oMatchesSelector,bq=function(a,b){return bp.call(a,b)};typeof Sizzle=="function"&&(bm=function(a,b){return Sizzle(a,b)[0]},bn=function(a,b){return Sizzle.uniqueSort(Sizzle(a,b))},bq=Sizzle.matchesSelector);var br=[];d3.selection=function(){return bz},d3.selection.prototype=br,br.select=function(a){var b=[],c,d,e,f;typeof a!="function"&&(a=bs(a));for(var g=-1,h=this.length;++g<h;){b.push(c=[]),c.parentNode=(e=this[g]).parentNode;for(var i=-1,j=e.length;++i<j;)(f=e[i])?(c.push(d=a.call(f,f.__data__,i)),d&&"__data__"in f&&(d.__data__=f.__data__)):c.push(null)}return bl(b)},br.selectAll=function(a){var b=[],c,d;typeof a!="function"&&(a=bt(a));for(var e=-1,g=this.length;++e<g;)for(var h=this[e],i=-1,j=h.length;++i<j;)if(d=h[i])b.push(c=f(a.call(d,d.__data__,i))),c.parentNode=d;return bl(b)},br.attr=function(a,b){function d(){this.removeAttribute(a)}function e(){this.removeAttributeNS(a.space,a.local)}function f(){this.setAttribute(a,b)}function g(){this.setAttributeNS(a.space,a.local,b)}function h(){var c=b.apply(this,arguments);c==null?this.removeAttribute(a):this.setAttribute(a,c)}function i(){var c=b.apply(this,arguments);c==null?this.removeAttributeNS(a.space,a.local):this.setAttributeNS(a.space,a.local,c)}a=d3.ns.qualify(a);if(arguments.length<2){var c=this.node();return a.local?c.getAttributeNS(a.space,a.local):c.getAttribute(a)}return this.each(b==null?a.local?e:d:typeof b=="function"?a.local?i:h:a.local?g:f)},br.classed=function(a,b){var c=a.split(bu),d=c.length,e=-1;if(arguments.length>1){while(++e<d)bv.call(this,c[e],b);return this}while(++e<d)if(!bv.call(this,c[e]))return!1;return!0};var bu=/\s+/g;br.style=function(a,b,c){function d(){this.style.removeProperty(a)}function e(){this.style.setProperty(a,b,c)}function f(){var d=b.apply(this,arguments);d==null?this.style.removeProperty(a):this.style.setProperty(a,d,c)}return arguments.length<3&&(c=""),arguments.length<2?window.getComputedStyle(this.node(),null).getPropertyValue(a):this.each(b==null?d:typeof b=="function"?f:e)},br.property=function(a,b){function c(){delete this[a]}function d(){this[a]=b}function e(){var c=b.apply(this,arguments);c==null?delete this[a]:this[a]=c}return arguments.length<2?this.node()[a]:this.each(b==null?c:typeof b=="function"?e:d)},br.text=function(a){return arguments.length<1?this.node().textContent:this.each(typeof a=="function"?function(){var b=a.apply(this,arguments);this.textContent=b==null?"":b}:a==null?function(){this.textContent=""}:function(){this.textContent=a})},br.html=function(a){return arguments.length<1?this.node().innerHTML:this.each(typeof a=="function"?function(){var b=a.apply(this,arguments);this.innerHTML=b==null?"":b}:a==null?function(){this.innerHTML=""}:function(){this.innerHTML=a})},br.append=function(a){function b(){return this.appendChild(document.createElementNS(this.namespaceURI,a))}function c(){return this.appendChild(document.createElementNS(a.space,a.local))}return a=d3.ns.qualify(a),this.select(a.local?c:b)},br.insert=function(a,b){function c(){return this.insertBefore(document.createElementNS(this.namespaceURI,a),bm(b,this))}function d(){return this.insertBefore(document.createElementNS(a.space,a.local),bm(b,this))}return a=d3.ns.qualify(a),this.select(a.local?d:c)},br.remove=function(){return this.each(function(){var a=this.parentNode;a&&a.removeChild(this)})},br.data=function(a,b){function g(a,c){var d,e=a.length,f=c.length,g=Math.min(e,f),l=Math.max(e,f),m=[],n=[],o=[],p,q;if(b){var r=new k,s=[],t,u=c.length;for(d=-1;++d<e;)t=b.call(p=a[d],p.__data__,d),r.has(t)?o[u++]=p:r.set(t,p),s.push(t);for(d=-1;++d<f;)t=b.call(c,q=c[d],d),r.has(t)?(m[d]=p=r.get(t),p.__data__=q,n[d]=o[d]=null):(n[d]=bw(q),m[d]=o[d]=null),r.remove(t);for(d=-1;++d<e;)r.has(s[d])&&(o[d]=a[d])}else{for(d=-1;++d<g;)p=a[d],q=c[d],p?(p.__data__=q,m[d]=p,n[d]=o[d]=null):(n[d]=bw(q),m[d]=o[d]=null);for(;d<f;++d)n[d]=bw(c[d]),m[d]=o[d]=null;for(;d<l;++d)o[d]=a[d],n[d]=m[d]=null}n.update=m,n.parentNode=m.parentNode=o.parentNode=a.parentNode,h.push(n),i.push(m),j.push(o)}var c=-1,d=this.length,e,f;if(!arguments.length){a=new Array(d=(e=this[0]).length);while(++c<d)if(f=e[c])a[c]=f.__data__;return a}var h=bA([]),i=bl([]),j=bl([]);if(typeof a=="function")while(++c<d)g(e=this[c],a.call(e,e.parentNode.__data__,c));else while(++c<d)g(e=this[c],a);return i.enter=function(){return h},i.exit=function(){return j},i},br.datum=br.map=function(a){return arguments.length<1?this.property("__data__"):this.property("__data__",a)},br.filter=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bx(a));for(var f=0,g=this.length;f<g;f++){b.push(c=[]),c.parentNode=(d=this[f]).parentNode;for(var h=0,i=d.length;h<i;h++)(e=d[h])&&a.call(e,e.__data__,h)&&c.push(e)}return bl(b)},br.order=function(){for(var a=-1,b=this.length;++a<b;)for(var c=this[a],d=c.length-1,e=c[d],f;--d>=0;)if(f=c[d])e&&e!==f.nextSibling&&e.parentNode.insertBefore(f,e),e=f;return this},br.sort=function(a){a=by.apply(this,arguments);for(var b=-1,c=this.length;++b<c;)this[b].sort(a);return this.order()},br.on=function(a,b,c){arguments.length<3&&(c=!1);var d="__on"+a,e=a.indexOf(".");return e>0&&(a=a.substring(0,e)),arguments.length<2?(e=this.node()[d])&&e._:this.each(function(e,f){function i(a){var c=d3.event;d3.event=a;try{b.call(g,g.__data__,f)}finally{d3.event=c}}var g=this,h=g[d];h&&(g.removeEventListener(a,h,h.$),delete g[d]),b&&(g.addEventListener(a,g[d]=i,i.$=c),i._=b)})},br.each=function(a){for(var b=-1,c=this.length;++b<c;)for(var d=this[b],e=-1,f=d.length;++e<f;){var g=d[e];g&&a.call(g,g.__data__,e,b)}return this},br.call=function(a){return a.apply(this,(arguments[0]=this,arguments)),this},br.empty=function(){return!this.node()},br.node=function(a){for(var b=0,c=this.length;b<c;b++)for(var d=this[b],e=0,f=d.length;e<f;e++){var g=d[e];if(g)return g}return null},br.transition=function(){var a=[],b,c;for(var d=-1,e=this.length;++d<e;){a.push(b=[]);for(var f=this[d],g=-1,h=f.length;++g<h;)b.push((c=f[g])?{node:c,delay:bM,duration:bN}:null)}return bC(a,bI||++bH,Date.now())};var bz=bl([[document]]);bz[0].parentNode=bo,d3.select=function(a){return typeof a=="string"?bz.select(a):bl([[a]])},d3.selectAll=function(a){return typeof a=="string"?bz.selectAll(a):bl([f(a)])};var bB=[];d3.selection.enter=bA,d3.selection.enter.prototype=bB,bB.append=br.append,bB.insert=br.insert,bB.empty=br.empty,bB.node=br.node,bB.select=function(a){var b=[],c,d,e,f,g;for(var h=-1,i=this.length;++h<i;){e=(f=this[h]).update,b.push(c=[]),c.parentNode=f.parentNode;for(var j=-1,k=f.length;++j<k;)(g=f[j])?(c.push(e[j]=d=a.call(f.parentNode,g.__data__,j)),d.__data__=g.__data__):c.push(null)}return bl(b)};var bD={},bG=[],bH=0,bI=0,bJ=0,bK=250,bL=d3.ease("cubic-in-out"),bM=bJ,bN=bK,bO=bL;bG.call=br.call,d3.transition=function(a){return arguments.length?bI?a.transition():a:bz.transition()},d3.transition.prototype=bG,bG.select=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bs(a));for(var f=-1,g=this.length;++f<g;){b.push(c=[]);for(var h=this[f],i=-1,j=h.length;++i<j;)(e=h[i])&&(d=a.call(e.node,e.node.__data__,i))?("__data__"in e.node&&(d.__data__=e.node.__data__),c.push({node:d,delay:e.delay,duration:e.duration})):c.push(null)}return bC(b,this.id,this.time).ease(this.ease())},bG.selectAll=function(a){var b=[],c,d,e;typeof a!="function"&&(a=bt(a));for(var f=-1,g=this.length;++f<g;)for(var h=this[f],i=-1,j=h.length;++i<j;)if(e=h[i]){d=a.call(e.node,e.node.__data__,i),b.push(c=[]);for(var k=-1,l=d.length;++k<l;)c.push({node:d[k],delay:e.delay,duration:e.duration})}return bC(b,this.id,this.time).ease(this.ease())},bG.attr=function(a,b){return this.attrTween(a,bF(a,b))},bG.attrTween=function(a,b){function d(a,d){var e=b.call(this,a,d,this.getAttribute(c));return e===bD?(this.removeAttribute(c),null):e&&function(a){this.setAttribute(c,e(a))}}function e(a,d){var e=b.call(this,a,d,this.getAttributeNS(c.space,c.local));return e===bD?(this.removeAttributeNS(c.space,c.local),null):e&&function(a){this.setAttributeNS(c.space,c.local,e(a))}}var c=d3.ns.qualify(a);return this.tween("attr."+a,c.local?e:d)},bG.style=function(a,b,c){return arguments.length<3&&(c=""),this.styleTween(a,bF(a,b),c)},bG.styleTween=function(a,b,c){return arguments.length<3&&(c=""),this.tween("style."+a,function(d,e){var f=b.call(this,d,e,window.getComputedStyle(this,null).getPropertyValue(a));return f===bD?(this.style.removeProperty(a),null):f&&function(b){this.style.setProperty(a,f(b),c)}})},bG.text=function(a){return this.tween("text",function(b,c){this.textContent=typeof a=="function"?a.call(this,b,c):a})},bG.remove=function(){return this.each("end.transition",function(){var a;!this.__transition__&&(a=this.parentNode)&&a.removeChild(this)})},bG.delay=function(a){var b=this;return b.each(typeof a=="function"?function(c,d,e){b[e][d].delay=a.apply(this,arguments)|0}:(a|=0,function(c,d,e){b[e][d].delay=a}))},bG.duration=function(a){var b=this;return b.each(typeof a=="function"?function(c,d,e){b[e][d].duration=Math.max(1,a.apply(this,arguments)|0)}:(a=Math.max(1,a|0),function(c,d,e){b[e][d].duration=a}))},bG.transition=function(){return this.select(n)};var bQ=null,bR,bS;d3.timer=function(a,b,c){var d=!1,e,f=bQ;if(arguments.length<3){if(arguments.length<2)b=0;else if(!isFinite(b))return;c=Date.now()}while(f){if(f.callback===a){f.then=c,f.delay=b,d=!0;break}e=f,f=f.next}d||(bQ={callback:a,then:c,delay:b,next:bQ}),bR||(bS=clearTimeout(bS),bR=1,bV(bT))},d3.timer.flush=function(){var a,b=Date.now(),c=bQ;while(c)a=b-c.then,c.delay||(c.flush=c.callback(a)),c=c.next;bU()};var bV=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){setTimeout(a,17)};d3.transform=function(a){var b=document.createElementNS(d3.ns.prefix.svg,"g"),c={a:1,b:0,c:0,d:1,e:0,f:0};return(d3.transform=function(a){b.setAttribute("transform",a);var d=b.transform.baseVal.consolidate();return new bW(d?d.matrix:c)})(a)},bW.prototype.toString=function(){return"translate("+this.translate+")rotate("+this.rotate+")skewX("+this.skew+")scale("+this.scale+")"};var b$=180/Math.PI;d3.mouse=function(a){return ca(a,X())};var b_=/WebKit/.test(navigator.userAgent)?-1:0;d3.touches=function(a,b){return arguments.length<2&&(b=X().touches),b?f(b).map(function(b){var c=ca(a,b);return c.identifier=b.identifier,c}):[]},d3.scale={},d3.scale.linear=function(){return cg([0,1],[0,1],d3.interpolate,!1)},d3.scale.log=function(){return co(d3.scale.linear(),cq)};var cp=d3.format(".0e");cq.pow=function(a){return Math.pow(10,a)},cr.pow=function(a){return-Math.pow(10,-a)},d3.scale.pow=function(){return cs(d3.scale.linear(),1)},d3.scale.sqrt=function(){return d3.scale.pow().exponent(.5)},d3.scale.ordinal=function(){return cu([],{t:"range",x:[]})},d3.scale.category10=function(){return d3.scale.ordinal().range(cv)},d3.scale.category20=function(){return d3.scale.ordinal().range(cw)},d3.scale.category20b=function(){return d3.scale.ordinal().range(cx)},d3.scale.category20c=function(){return d3.scale.ordinal().range(cy)};var cv=["#1f77b4","#ff7f0e","#2ca02c","#d62728","#9467bd","#8c564b","#e377c2","#7f7f7f","#bcbd22","#17becf"],cw=["#1f77b4","#aec7e8","#ff7f0e","#ffbb78","#2ca02c","#98df8a","#d62728","#ff9896","#9467bd","#c5b0d5","#8c564b","#c49c94","#e377c2","#f7b6d2","#7f7f7f","#c7c7c7","#bcbd22","#dbdb8d","#17becf","#9edae5"],cx=["#393b79","#5254a3","#6b6ecf","#9c9ede","#637939","#8ca252","#b5cf6b","#cedb9c","#8c6d31","#bd9e39","#e7ba52","#e7cb94","#843c39","#ad494a","#d6616b","#e7969c","#7b4173","#a55194","#ce6dbd","#de9ed6"],cy=["#3182bd","#6baed6","#9ecae1","#c6dbef","#e6550d","#fd8d3c","#fdae6b","#fdd0a2","#31a354","#74c476","#a1d99b","#c7e9c0","#756bb1","#9e9ac8","#bcbddc","#dadaeb","#636363","#969696","#bdbdbd","#d9d9d9"];d3.scale.quantile=function(){return cz([],[])},d3.scale.quantize=function(){return cA(0,1,[0,1])},d3.scale.identity=function(){return cB([0,1])},d3.svg={},d3.svg.arc=function(){function e(){var e=a.apply(this,arguments),f=b.apply(this,arguments),g=c.apply(this,arguments)+cC,h=d.apply(this,arguments)+cC,i=(h<g&&(i=g,g=h,h=i),h-g),j=i<Math.PI?"0":"1",k=Math.cos(g),l=Math.sin(g),m=Math.cos(h),n=Math.sin(h);return i>=cD?e?"M0,"+f+"A"+f+","+f+" 0 1,1 0,"+ -f+"A"+f+","+f+" 0 1,1 0,"+f+"M0,"+e+"A"+e+","+e+" 0 1,0 0,"+ -e+"A"+e+","+e+" 0 1,0 0,"+e+"Z":"M0,"+f+"A"+f+","+f+" 0 1,1 0,"+ -f+"A"+f+","+f+" 0 1,1 0,"+f+"Z":e?"M"+f*k+","+f*l+"A"+f+","+f+" 0 "+j+",1 "+f*m+","+f*n+"L"+e*m+","+e*n+"A"+e+","+e+" 0 "+j+",0 "+e*k+","+e*l+"Z":"M"+f*k+","+f*l+"A"+f+","+f+" 0 "+j+",1 "+f*m+","+f*n+"L0,0"+"Z"}var a=cE,b=cF,c=cG,d=cH;return e.innerRadius=function(b){return arguments.length?(a=d3.functor(b),e):a},e.outerRadius=function(a){return arguments.length?(b=d3.functor(a),e):b},e.startAngle=function(a){return arguments.length?(c=d3.functor(a),e):c},e.endAngle=function(a){return arguments.length?(d=d3.functor(a),e):d},e.centroid=function(){var e=(a.apply(this,arguments)+b.apply(this,arguments))/2,f=(c.apply(this,arguments)+d.apply(this,arguments))/2+cC;return[Math.cos(f)*e,Math.sin(f)*e]},e};var cC=-Math.PI/2,cD=2*Math.PI-1e-6;d3.svg.line=function(){return cI(Object)};var cM="linear",cN=d3.map({linear:cO,"step-before":cP,"step-after":cQ,basis:cW,"basis-open":cX,"basis-closed":cY,bundle:cZ,cardinal:cT,"cardinal-open":cR,"cardinal-closed":cS,monotone:dg}),c_=[0,2/3,1/3,0],da=[0,1/3,2/3,0],db=[0,1/6,2/3,1/6];d3.svg.line.radial=function(){var a=cI(dh);return a.radius=a.x,delete a.x,a.angle=a.y,delete a.y,a},cP.reverse=cQ,cQ.reverse=cP,d3.svg.area=function(){return di(Object)},d3.svg.area.radial=function(){var a=di(dh);return a.radius=a.x,delete a.x,a.innerRadius=a.x0,delete a.x0,a.outerRadius=a.x1,delete a.x1,a.angle=a.y,delete a.y,a.startAngle=a.y0,delete a.y0,a.endAngle=a.y1,delete a.y1,a},d3.svg.chord=function(){function f(c,d){var e=g(this,a,c,d),f=g(this,b,c,d);return"M"+e.p0+i(e.r,e.p1,e.a1-e.a0)+(h(e,f)?j(e.r,e.p1,e.r,e.p0):j(e.r,e.p1,f.r,f.p0)+i(f.r,f.p1,f.a1-f.a0)+j(f.r,f.p1,e.r,e.p0))+"Z"}function g(a,b,f,g){var h=b.call(a,f,g),i=c.call(a,h,g),j=d.call(a,h,g)+cC,k=e.call(a,h,g)+cC;return{r:i,a0:j,a1:k,p0:[i*Math.cos(j),i*Math.sin(j)],p1:[i*Math.cos(k),i*Math.sin(k)]}}function h(a,b){return a.a0==b.a0&&a.a1==b.a1}function i(a,b,c){return"A"+a+","+a+" 0 "+ +(c>Math.PI)+",1 "+b}function j(a,b,c,d){return"Q 0,0 "+d}var a=dl,b=dm,c=dn,d=cG,e=cH;return f.radius=function(a){return arguments.length?(c=d3.functor(a),f):c},f.source=function(b){return arguments.length?(a=d3.functor(b),f):a},f.target=function(a){return arguments.length?(b=d3.functor(a),f):b},f.startAngle=function(a){return arguments.length?(d=d3.functor(a),f):d},f.endAngle=function(a){return arguments.length?(e=d3.functor(a),f):e},f},d3.svg.diagonal=function(){function d(d,e){var f=a.call(this,d,e),g=b.call(this,d,e),h=(f.y+g.y)/2,i=[f,{x:f.x,y:h},{x:g.x,y:h},g];return i=i.map(c),"M"+i[0]+"C"+i[1]+" "+i[2]+" "+i[3]}var a=dl,b=dm,c=dr;return d.source=function(b){return arguments.length?(a=d3.functor(b),d):a},d.target=function(a){return arguments.length?(b=d3.functor(a),d):b},d.projection=function(a){return arguments.length?(c=a,d):c},d},d3.svg.diagonal.radial=function(){var a=d3.svg.diagonal(),b=dr,c=a.projection;return a.projection=function(a){return arguments.length?c(ds(b=a)):b},a},d3.svg.mouse=d3.mouse,d3.svg.touches=d3.touches,d3.svg.symbol=function(){function c(c,d){return(dw.get(a.call(this,c,d))||dv)(b.call(this,c,d))}var a=du,b=dt;return c.type=function(b){return arguments.length?(a=d3.functor(b),c):a},c.size=function(a){return arguments.length?(b=d3.functor(a),c):b},c};var dw=d3.map({circle +:dv,cross:function(a){var b=Math.sqrt(a/5)/2;return"M"+ -3*b+","+ -b+"H"+ -b+"V"+ -3*b+"H"+b+"V"+ -b+"H"+3*b+"V"+b+"H"+b+"V"+3*b+"H"+ -b+"V"+b+"H"+ -3*b+"Z"},diamond:function(a){var b=Math.sqrt(a/(2*dy)),c=b*dy;return"M0,"+ -b+"L"+c+",0"+" 0,"+b+" "+ -c+",0"+"Z"},square:function(a){var b=Math.sqrt(a)/2;return"M"+ -b+","+ -b+"L"+b+","+ -b+" "+b+","+b+" "+ -b+","+b+"Z"},"triangle-down":function(a){var b=Math.sqrt(a/dx),c=b*dx/2;return"M0,"+c+"L"+b+","+ -c+" "+ -b+","+ -c+"Z"},"triangle-up":function(a){var b=Math.sqrt(a/dx),c=b*dx/2;return"M0,"+ -c+"L"+b+","+c+" "+ -b+","+c+"Z"}});d3.svg.symbolTypes=dw.keys();var dx=Math.sqrt(3),dy=Math.tan(30*Math.PI/180);d3.svg.axis=function(){function k(k){k.each(function(){var k=d3.select(this),l=h==null?a.ticks?a.ticks.apply(a,g):a.domain():h,m=i==null?a.tickFormat?a.tickFormat.apply(a,g):String:i,n=dB(a,l,j),o=k.selectAll(".minor").data(n,String),p=o.enter().insert("line","g").attr("class","tick minor").style("opacity",1e-6),q=d3.transition(o.exit()).style("opacity",1e-6).remove(),r=d3.transition(o).style("opacity",1),s=k.selectAll("g").data(l,String),t=s.enter().insert("g","path").style("opacity",1e-6),u=d3.transition(s.exit()).style("opacity",1e-6).remove(),v=d3.transition(s).style("opacity",1),w,x=cd(a),y=k.selectAll(".domain").data([0]),z=y.enter().append("path").attr("class","domain"),A=d3.transition(y),B=a.copy(),C=this.__chart__||B;this.__chart__=B,t.append("line").attr("class","tick"),t.append("text"),v.select("text").text(m);switch(b){case"bottom":w=dz,p.attr("y2",d),r.attr("x2",0).attr("y2",d),t.select("line").attr("y2",c),t.select("text").attr("y",Math.max(c,0)+f),v.select("line").attr("x2",0).attr("y2",c),v.select("text").attr("x",0).attr("y",Math.max(c,0)+f).attr("dy",".71em").attr("text-anchor","middle"),A.attr("d","M"+x[0]+","+e+"V0H"+x[1]+"V"+e);break;case"top":w=dz,p.attr("y2",-d),r.attr("x2",0).attr("y2",-d),t.select("line").attr("y2",-c),t.select("text").attr("y",-(Math.max(c,0)+f)),v.select("line").attr("x2",0).attr("y2",-c),v.select("text").attr("x",0).attr("y",-(Math.max(c,0)+f)).attr("dy","0em").attr("text-anchor","middle"),A.attr("d","M"+x[0]+","+ -e+"V0H"+x[1]+"V"+ -e);break;case"left":w=dA,p.attr("x2",-d),r.attr("x2",-d).attr("y2",0),t.select("line").attr("x2",-c),t.select("text").attr("x",-(Math.max(c,0)+f)),v.select("line").attr("x2",-c).attr("y2",0),v.select("text").attr("x",-(Math.max(c,0)+f)).attr("y",0).attr("dy",".32em").attr("text-anchor","end"),A.attr("d","M"+ -e+","+x[0]+"H0V"+x[1]+"H"+ -e);break;case"right":w=dA,p.attr("x2",d),r.attr("x2",d).attr("y2",0),t.select("line").attr("x2",c),t.select("text").attr("x",Math.max(c,0)+f),v.select("line").attr("x2",c).attr("y2",0),v.select("text").attr("x",Math.max(c,0)+f).attr("y",0).attr("dy",".32em").attr("text-anchor","start"),A.attr("d","M"+e+","+x[0]+"H0V"+x[1]+"H"+e)}if(a.ticks)t.call(w,C),v.call(w,B),u.call(w,B),p.call(w,C),r.call(w,B),q.call(w,B);else{var D=B.rangeBand()/2,E=function(a){return B(a)+D};t.call(w,E),v.call(w,E)}})}var a=d3.scale.linear(),b="bottom",c=6,d=6,e=6,f=3,g=[10],h=null,i,j=0;return k.scale=function(b){return arguments.length?(a=b,k):a},k.orient=function(a){return arguments.length?(b=a,k):b},k.ticks=function(){return arguments.length?(g=arguments,k):g},k.tickValues=function(a){return arguments.length?(h=a,k):h},k.tickFormat=function(a){return arguments.length?(i=a,k):i},k.tickSize=function(a,b,f){if(!arguments.length)return c;var g=arguments.length-1;return c=+a,d=g>1?+b:c,e=g>0?+arguments[g]:c,k},k.tickPadding=function(a){return arguments.length?(f=+a,k):f},k.tickSubdivide=function(a){return arguments.length?(j=+a,k):j},k},d3.svg.brush=function(){function g(a){a.each(function(){var a=d3.select(this),e=a.selectAll(".background").data([0]),f=a.selectAll(".extent").data([0]),l=a.selectAll(".resize").data(d,String),m;a.style("pointer-events","all").on("mousedown.brush",k).on("touchstart.brush",k),e.enter().append("rect").attr("class","background").style("visibility","hidden").style("cursor","crosshair"),f.enter().append("rect").attr("class","extent").style("cursor","move"),l.enter().append("g").attr("class",function(a){return"resize "+a}).style("cursor",function(a){return dC[a]}).append("rect").attr("x",function(a){return/[ew]$/.test(a)?-3:null}).attr("y",function(a){return/^[ns]/.test(a)?-3:null}).attr("width",6).attr("height",6).style("visibility","hidden"),l.style("display",g.empty()?"none":null),l.exit().remove(),b&&(m=cd(b),e.attr("x",m[0]).attr("width",m[1]-m[0]),i(a)),c&&(m=cd(c),e.attr("y",m[0]).attr("height",m[1]-m[0]),j(a)),h(a)})}function h(a){a.selectAll(".resize").attr("transform",function(a){return"translate("+e[+/e$/.test(a)][0]+","+e[+/^s/.test(a)][1]+")"})}function i(a){a.select(".extent").attr("x",e[0][0]),a.selectAll(".extent,.n>rect,.s>rect").attr("width",e[1][0]-e[0][0])}function j(a){a.select(".extent").attr("y",e[0][1]),a.selectAll(".extent,.e>rect,.w>rect").attr("height",e[1][1]-e[0][1])}function k(){function x(){var a=d3.event.changedTouches;return a?d3.touches(d,a)[0]:d3.mouse(d)}function y(){d3.event.keyCode==32&&(q||(r=null,s[0]-=e[1][0],s[1]-=e[1][1],q=2),W())}function z(){d3.event.keyCode==32&&q==2&&(s[0]+=e[1][0],s[1]+=e[1][1],q=0,W())}function A(){var a=x(),d=!1;t&&(a[0]+=t[0],a[1]+=t[1]),q||(d3.event.altKey?(r||(r=[(e[0][0]+e[1][0])/2,(e[0][1]+e[1][1])/2]),s[0]=e[+(a[0]<r[0])][0],s[1]=e[+(a[1]<r[1])][1]):r=null),o&&B(a,b,0)&&(i(m),d=!0),p&&B(a,c,1)&&(j(m),d=!0),d&&(h(m),l({type:"brush",mode:q?"move":"resize"}))}function B(a,b,c){var d=cd(b),g=d[0],h=d[1],i=s[c],j=e[1][c]-e[0][c],k,l;q&&(g-=i,h-=j+i),k=Math.max(g,Math.min(h,a[c])),q?l=(k+=i)+j:(r&&(i=Math.max(g,Math.min(h,2*r[c]-k))),i<k?(l=k,k=i):l=i);if(e[0][c]!==k||e[1][c]!==l)return f=null,e[0][c]=k,e[1][c]=l,!0}function C(){A(),m.style("pointer-events","all").selectAll(".resize").style("display",g.empty()?"none":null),d3.select("body").style("cursor",null),u.on("mousemove.brush",null).on("mouseup.brush",null).on("touchmove.brush",null).on("touchend.brush",null).on("keydown.brush",null).on("keyup.brush",null),l({type:"brushend"}),W()}var d=this,k=d3.select(d3.event.target),l=a.of(d,arguments),m=d3.select(d),n=k.datum(),o=!/^(n|s)$/.test(n)&&b,p=!/^(e|w)$/.test(n)&&c,q=k.classed("extent"),r,s=x(),t,u=d3.select(window).on("mousemove.brush",A).on("mouseup.brush",C).on("touchmove.brush",A).on("touchend.brush",C).on("keydown.brush",y).on("keyup.brush",z);if(q)s[0]=e[0][0]-s[0],s[1]=e[0][1]-s[1];else if(n){var v=+/w$/.test(n),w=+/^n/.test(n);t=[e[1-v][0]-s[0],e[1-w][1]-s[1]],s[0]=e[v][0],s[1]=e[w][1]}else d3.event.altKey&&(r=s.slice());m.style("pointer-events","none").selectAll(".resize").style("display",null),d3.select("body").style("cursor",k.style("cursor")),l({type:"brushstart"}),A(),W()}var a=Y(g,"brushstart","brush","brushend"),b=null,c=null,d=dD[0],e=[[0,0],[0,0]],f;return g.x=function(a){return arguments.length?(b=a,d=dD[!b<<1|!c],g):b},g.y=function(a){return arguments.length?(c=a,d=dD[!b<<1|!c],g):c},g.extent=function(a){var d,h,i,j,k;return arguments.length?(f=[[0,0],[0,0]],b&&(d=a[0],h=a[1],c&&(d=d[0],h=h[0]),f[0][0]=d,f[1][0]=h,b.invert&&(d=b(d),h=b(h)),h<d&&(k=d,d=h,h=k),e[0][0]=d|0,e[1][0]=h|0),c&&(i=a[0],j=a[1],b&&(i=i[1],j=j[1]),f[0][1]=i,f[1][1]=j,c.invert&&(i=c(i),j=c(j)),j<i&&(k=i,i=j,j=k),e[0][1]=i|0,e[1][1]=j|0),g):(a=f||e,b&&(d=a[0][0],h=a[1][0],f||(d=e[0][0],h=e[1][0],b.invert&&(d=b.invert(d),h=b.invert(h)),h<d&&(k=d,d=h,h=k))),c&&(i=a[0][1],j=a[1][1],f||(i=e[0][1],j=e[1][1],c.invert&&(i=c.invert(i),j=c.invert(j)),j<i&&(k=i,i=j,j=k))),b&&c?[[d,i],[h,j]]:b?[d,h]:c&&[i,j])},g.clear=function(){return f=null,e[0][0]=e[0][1]=e[1][0]=e[1][1]=0,g},g.empty=function(){return b&&e[0][0]===e[1][0]||c&&e[0][1]===e[1][1]},d3.rebind(g,a,"on")};var dC={n:"ns-resize",e:"ew-resize",s:"ns-resize",w:"ew-resize",nw:"nwse-resize",ne:"nesw-resize",se:"nwse-resize",sw:"nesw-resize"},dD=[["n","e","s","w","nw","ne","se","sw"],["e","w"],["n","s"],[]];d3.behavior={},d3.behavior.drag=function(){function c(){this.on("mousedown.drag",d).on("touchstart.drag",d)}function d(){function j(){var a=c.parentNode,b=d3.event.changedTouches;return b?d3.touches(a,b)[0]:d3.mouse(a)}function k(){if(!c.parentNode)return l();var a=j(),b=a[0]-g[0],e=a[1]-g[1];h|=b|e,g=a,W(),d({type:"drag",x:a[0]+f[0],y:a[1]+f[1],dx:b,dy:e})}function l(){d({type:"dragend"}),h&&(W(),d3.event.target===e&&i.on("click.drag",m,!0)),i.on("mousemove.drag",null).on("touchmove.drag",null).on("mouseup.drag",null).on("touchend.drag",null)}function m(){W(),i.on("click.drag",null)}var c=this,d=a.of(c,arguments),e=d3.event.target,f,g=j(),h=0,i=d3.select(window).on("mousemove.drag",k).on("touchmove.drag",k).on("mouseup.drag",l,!0).on("touchend.drag",l,!0);b?(f=b.apply(c,arguments),f=[f.x-g[0],f.y-g[1]]):f=[0,0],d({type:"dragstart"})}var a=Y(c,"drag","dragstart","dragend"),b=null;return c.origin=function(a){return arguments.length?(b=a,c):b},d3.rebind(c,a,"on")},d3.behavior.zoom=function(){function l(){this.on("mousedown.zoom",r).on("mousewheel.zoom",s).on("mousemove.zoom",t).on("DOMMouseScroll.zoom",s).on("dblclick.zoom",u).on("touchstart.zoom",v).on("touchmove.zoom",w).on("touchend.zoom",v)}function m(b){return[(b[0]-a[0])/c,(b[1]-a[1])/c]}function n(b){return[b[0]*c+a[0],b[1]*c+a[1]]}function o(a){c=Math.max(e[0],Math.min(e[1],a))}function p(b,c){c=n(c),a[0]+=b[0]-c[0],a[1]+=b[1]-c[1]}function q(b){h&&h.domain(g.range().map(function(b){return(b-a[0])/c}).map(g.invert)),j&&j.domain(i.range().map(function(b){return(b-a[1])/c}).map(i.invert)),d3.event.preventDefault(),b({type:"zoom",scale:c,translate:a})}function r(){function h(){d=1,p(d3.mouse(a),g),q(b)}function i(){d&&W(),e.on("mousemove.zoom",null).on("mouseup.zoom",null),d&&d3.event.target===c&&e.on("click.zoom",j)}function j(){W(),e.on("click.zoom",null)}var a=this,b=f.of(a,arguments),c=d3.event.target,d=0,e=d3.select(window).on("mousemove.zoom",h).on("mouseup.zoom",i),g=m(d3.mouse(a));window.focus(),W()}function s(){b||(b=m(d3.mouse(this))),o(Math.pow(2,dG()*.002)*c),p(d3.mouse(this),b),q(f.of(this,arguments))}function t(){b=null}function u(){var a=d3.mouse(this),b=m(a);o(d3.event.shiftKey?c/2:c*2),p(a,b),q(f.of(this,arguments))}function v(){var a=d3.touches(this),e=Date.now();d=c,b={},a.forEach(function(a){b[a.identifier]=m(a)}),W();if(a.length===1&&e-k<500){var g=a[0],h=m(a[0]);o(c*2),p(g,h),q(f.of(this,arguments))}k=e}function w(){var a=d3.touches(this),c=a[0],e=b[c.identifier];if(g=a[1]){var g,h=b[g.identifier];c=[(c[0]+g[0])/2,(c[1]+g[1])/2],e=[(e[0]+h[0])/2,(e[1]+h[1])/2],o(d3.event.scale*d)}p(c,e),q(f.of(this,arguments))}var a=[0,0],b,c=1,d,e=dF,f=Y(l,"zoom"),g,h,i,j,k;return l.translate=function(b){return arguments.length?(a=b.map(Number),l):a},l.scale=function(a){return arguments.length?(c=+a,l):c},l.scaleExtent=function(a){return arguments.length?(e=a==null?dF:a.map(Number),l):e},l.x=function(a){return arguments.length?(h=a,g=a.copy(),l):h},l.y=function(a){return arguments.length?(j=a,i=a.copy(),l):j},d3.rebind(l,f,"on")};var dE,dF=[0,Infinity];d3.layout={},d3.layout.bundle=function(){return function(a){var b=[],c=-1,d=a.length;while(++c<d)b.push(dH(a[c]));return b}},d3.layout.chord=function(){function j(){var a={},j=[],l=d3.range(e),m=[],n,o,p,q,r;b=[],c=[],n=0,q=-1;while(++q<e){o=0,r=-1;while(++r<e)o+=d[q][r];j.push(o),m.push(d3.range(e)),n+=o}g&&l.sort(function(a,b){return g(j[a],j[b])}),h&&m.forEach(function(a,b){a.sort(function(a,c){return h(d[b][a],d[b][c])})}),n=(2*Math.PI-f*e)/n,o=0,q=-1;while(++q<e){p=o,r=-1;while(++r<e){var s=l[q],t=m[s][r],u=d[s][t],v=o,w=o+=u*n;a[s+"-"+t]={index:s,subindex:t,startAngle:v,endAngle:w,value:u}}c.push({index:s,startAngle:p,endAngle:o,value:(o-p)/n}),o+=f}q=-1;while(++q<e){r=q-1;while(++r<e){var x=a[q+"-"+r],y=a[r+"-"+q];(x.value||y.value)&&b.push(x.value<y.value?{source:y,target:x}:{source:x,target:y})}}i&&k()}function k(){b.sort(function(a,b){return i((a.source.value+a.target.value)/2,(b.source.value+b.target.value)/2)})}var a={},b,c,d,e,f=0,g,h,i;return a.matrix=function(f){return arguments.length?(e=(d=f)&&d.length,b=c=null,a):d},a.padding=function(d){return arguments.length?(f=d,b=c=null,a):f},a.sortGroups=function(d){return arguments.length?(g=d,b=c=null,a):g},a.sortSubgroups=function(c){return arguments.length?(h=c,b=null,a):h},a.sortChords=function(c){return arguments.length?(i=c,b&&k(),a):i},a.chords=function(){return b||j(),b},a.groups=function(){return c||j(),c},a},d3.layout.force=function(){function r(a){return function(b,c,d,e,f){if(b.point!==a){var g=b.cx-a.x,h=b.cy-a.y,i=1/Math.sqrt(g*g+h*h);if((e-c)*i<k){var j=b.charge*i*i;return a.px-=g*j,a.py-=h*j,!0}if(b.point&&isFinite(i)){var j=b.pointCharge*i*i;a.px-=g*j,a.py-=h*j}}return!b.charge}}function s(b){dM(dL=b),dK=a}var a={},b=d3.dispatch("start","tick","end"),c=[1,1],d,e,f=.9,g=dR,h=dS,i=-30,j=.1,k=.8,l,m=[],n=[],o,p,q;return a.tick=function(){if((e*=.99)<.005)return b.end({type:"end",alpha:e=0}),!0;var a=m.length,d=n.length,g,h,k,l,s,t,u,v,w;for(h=0;h<d;++h){k=n[h],l=k.source,s=k.target,v=s.x-l.x,w=s.y-l.y;if(t=v*v+w*w)t=e*p[h]*((t=Math.sqrt(t))-o[h])/t,v*=t,w*=t,s.x-=v*(u=l.weight/(s.weight+l.weight)),s.y-=w*u,l.x+=v*(u=1-u),l.y+=w*u}if(u=e*j){v=c[0]/2,w=c[1]/2,h=-1;if(u)while(++h<a)k=m[h],k.x+=(v-k.x)*u,k.y+=(w-k.y)*u}if(i){dQ(g=d3.geom.quadtree(m),e,q),h=-1;while(++h<a)(k=m[h]).fixed||g.visit(r(k))}h=-1;while(++h<a)k=m[h],k.fixed?(k.x=k.px,k.y=k.py):(k.x-=(k.px-(k.px=k.x))*f,k.y-=(k.py-(k.py=k.y))*f);b.tick({type:"tick",alpha:e})},a.nodes=function(b){return arguments.length?(m=b,a):m},a.links=function(b){return arguments.length?(n=b,a):n},a.size=function(b){return arguments.length?(c=b,a):c},a.linkDistance=function(b){return arguments.length?(g=d3.functor(b),a):g},a.distance=a.linkDistance,a.linkStrength=function(b){return arguments.length?(h=d3.functor(b),a):h},a.friction=function(b){return arguments.length?(f=b,a):f},a.charge=function(b){return arguments.length?(i=typeof b=="function"?b:+b,a):i},a.gravity=function(b){return arguments.length?(j=b,a):j},a.theta=function(b){return arguments.length?(k=b,a):k},a.alpha=function(c){return arguments.length?(e?c>0?e=c:e=0:c>0&&(b.start({type:"start",alpha:e=c}),d3.timer(a.tick)),a):e},a.start=function(){function s(a,c){var d=t(b),e=-1,f=d.length,g;while(++e<f)if(!isNaN(g=d[e][a]))return g;return Math.random()*c}function t(){if(!l){l=[];for(d=0;d<e;++d)l[d]=[];for(d=0;d<f;++d){var a=n[d];l[a.source.index].push(a.target),l[a.target.index].push(a.source)}}return l[b]}var b,d,e=m.length,f=n.length,j=c[0],k=c[1],l,r;for(b=0;b<e;++b)(r=m[b]).index=b,r.weight=0;o=[],p=[];for(b=0;b<f;++b)r=n[b],typeof r.source=="number"&&(r.source=m[r.source]),typeof r.target=="number"&&(r.target=m[r.target]),o[b]=g.call(this,r,b),p[b]=h.call(this,r,b),++r.source.weight,++r.target.weight;for(b=0;b<e;++b)r=m[b],isNaN(r.x)&&(r.x=s("x",j)),isNaN(r.y)&&(r.y=s("y",k)),isNaN(r.px)&&(r.px=r.x),isNaN(r.py)&&(r.py=r.y);q=[];if(typeof i=="function")for(b=0;b<e;++b)q[b]=+i.call(this,m[b],b);else for(b=0;b<e;++b)q[b]=i;return a.resume()},a.resume=function(){return a.alpha(.1)},a.stop=function(){return a.alpha(0)},a.drag=function(){d||(d=d3.behavior.drag().origin(Object).on("dragstart",s).on("drag",dP).on("dragend",dO)),this.on("mouseover.force",dM).on("mouseout.force",dN).call(d)},d3.rebind(a,b,"on")};var dK,dL;d3.layout.partition=function(){function c(a,b,d,e){var f=a.children;a.x=b,a.y=a.depth*e,a.dx=d,a.dy=e;if(f&&(h=f.length)){var g=-1,h,i,j;d=a.value?d/a.value:0;while(++g<h)c(i=f[g],b,j=i.value*d,e),b+=j}}function d(a){var b=a.children,c=0;if(b&&(f=b.length)){var e=-1,f;while(++e<f)c=Math.max(c,d(b[e]))}return 1+c}function e(e,f){var g=a.call(this,e,f);return c(g[0],0,b[0],b[1]/d(g[0])),g}var a=d3.layout.hierarchy(),b=[1,1];return e.size=function(a){return arguments.length?(b=a,e):b},ef(e,a)},d3.layout.pie=function(){function f(g,h){var i=g.map(function(b,c){return+a.call(f,b,c)}),j=+(typeof c=="function"?c.apply(this,arguments):c),k=((typeof e=="function"?e.apply(this,arguments):e)-c)/d3.sum(i),l=d3.range(g.length);b!=null&&l.sort(b===dT?function(a,b){return i[b]-i[a]}:function(a,c){return b(g[a],g[c])});var m=[];return l.forEach(function(a){m[a]={data:g[a],value:d=i[a],startAngle:j,endAngle:j+=d*k}}),m}var a=Number,b=dT,c=0,e=2*Math.PI;return f.value=function(b){return arguments.length?(a=b,f):a},f.sort=function(a){return arguments.length?(b=a,f):b},f.startAngle=function(a){return arguments.length?(c=a,f):c},f.endAngle=function(a){return arguments.length?(e=a,f):e},f};var dT={};d3.layout.stack=function(){function g(h,i){var j=h.map(function(b,c){return a.call(g,b,c)}),k=j.map(function(a,b){return a.map(function(a,b){return[e.call(g,a,b),f.call(g,a,b)]})}),l=b.call(g,k,i);j=d3.permute(j,l),k=d3.permute(k,l);var m=c.call(g,k,i),n=j.length,o=j[0].length,p,q,r;for(q=0;q<o;++q){d.call(g,j[0][q],r=m[q],k[0][q][1]);for(p=1;p<n;++p)d.call(g,j[p][q],r+=k[p-1][q][1],k[p][q][1])}return h}var a=Object,b=dZ,c=d$,d=dW,e=dU,f=dV;return g.values=function(b){return arguments.length?(a=b,g):a},g.order=function(a){return arguments.length?(b=typeof a=="function"?a:dX.get(a)||dZ,g):b},g.offset=function(a){return arguments.length?(c=typeof a=="function"?a:dY.get(a)||d$,g):c},g.x=function(a){return arguments.length?(e=a,g):e},g.y=function(a){return arguments.length?(f=a,g):f},g.out=function(a){return arguments.length?(d=a,g):d},g};var dX=d3.map({"inside-out":function(a){var b=a.length,c,d,e=a.map(d_),f=a.map(ea),g=d3.range(b).sort(function(a,b){return e[a]-e[b]}),h=0,i=0,j=[],k=[];for(c=0;c<b;++c)d=g[c],h<i?(h+=f[d],j.push(d)):(i+=f[d],k.push(d));return k.reverse().concat(j)},reverse:function(a){return d3.range(a.length).reverse()},"default":dZ}),dY=d3.map({silhouette:function(a){var b=a.length,c=a[0].length,d=[],e=0,f,g,h,i=[];for(g=0;g<c;++g){for(f=0,h=0;f<b;f++)h+=a[f][g][1];h>e&&(e=h),d.push(h)}for(g=0;g<c;++g)i[g]=(e-d[g])/2;return i},wiggle:function(a){var b=a.length,c=a[0],d=c.length,e=0,f,g,h,i,j,k,l,m,n,o=[];o[0]=m=n=0;for(g=1;g<d;++g){for(f=0,i=0;f<b;++f)i+=a[f][g][1];for(f=0,j=0,l=c[g][0]-c[g-1][0];f<b;++f){for(h=0,k=(a[f][g][1]-a[f][g-1][1])/(2*l);h<f;++h)k+=(a[h][g][1]-a[h][g-1][1])/l;j+=k*a[f][g][1]}o[g]=m-=i?j/i*l:0,m<n&&(n=m)}for(g=0;g<d;++g)o[g]-=n;return o},expand:function(a){var b=a.length,c=a[0].length,d=1/b,e,f,g,h=[];for(f=0;f<c;++f){for(e=0,g=0;e<b;e++)g+=a[e][f][1];if(g)for(e=0;e<b;e++)a[e][f][1]/=g;else for(e=0;e<b;e++)a[e][f][1]=d}for(f=0;f<c;++f)h[f]=0;return h},zero:d$});d3.layout.histogram=function(){function e(e,f){var g=[],h=e.map(b,this),i=c.call(this,h,f),j=d.call(this,i,h,f),k,f=-1,l=h.length,m=j.length-1,n=a?1:1/l,o;while(++f<m)k=g[f]=[],k.dx=j[f+1]-(k.x=j[f]),k.y=0;f=-1;while(++f<l)o=h[f],o>=i[0]&&o<=i[1]&&(k=g[d3.bisect(j,o,1,m)-1],k.y+=n,k.push(e[f]));return g}var a=!0,b=Number,c=ee,d=ec;return e.value=function(a){return arguments.length?(b=a,e):b},e.range=function(a){return arguments.length?(c=d3.functor(a),e):c},e.bins=function(a){return arguments.length?(d=typeof a=="number"?function(b){return ed(b,a)}:d3.functor(a),e):d},e.frequency=function(b){return arguments.length?(a=!!b,e):a},e},d3.layout.hierarchy=function(){function e(f,h,i){var j=b.call(g,f,h),k=ek?f:{data:f};k.depth=h,i.push(k);if(j&&(m=j.length)){var l=-1,m,n=k.children=[],o=0,p=h+1;while(++l<m)d=e(j[l],p,i),d.parent=k,n.push(d),o+=d.value;a&&n.sort(a),c&&(k.value=o)}else c&&(k.value=+c.call(g,f,h)||0);return k}function f(a,b){var d=a.children,e=0;if(d&&(i=d.length)){var h=-1,i,j=b+1;while(++h<i)e+=f(d[h],j)}else c&&(e=+c.call(g,ek?a:a.data,b)||0);return c&&(a.value=e),e}function g(a){var b=[];return e(a,0,b),b}var a=ei,b=eg,c=eh;return g.sort=function(b){return arguments.length?(a=b,g):a},g.children=function(a){return arguments.length?(b=a,g):b},g.value=function(a){return arguments.length?(c=a,g):c},g.revalue=function(a){return f(a,0),a},g};var ek=!1;d3.layout.pack=function(){function c(c,d){var e=a.call(this,c,d),f=e[0];f.x=0,f.y=0,es(f);var g=b[0],h=b[1],i=1/Math.max(2*f.r/g,2*f.r/h);return et(f,g/2,h/2,i),e}var a=d3.layout.hierarchy().sort(el),b=[1,1];return c.size=function(a){return arguments.length?(b=a,c):b},ef(c,a)},d3.layout.cluster=function(){function d(d,e){var f=a.call(this,d,e),g=f[0],h,i=0,j,k;eG(g,function(a){var c=a.children;c&&c.length?(a.x=ew(c),a.y=ev(c)):(a.x=h?i+=b(a,h):0,a.y=0,h=a)});var l=ex(g),m=ey(g),n=l.x-b(l,m)/2,o=m.x+b(m,l)/2;return eG(g,function(a){a.x=(a.x-n)/(o-n)*c[0],a.y=(1-(g.y?a.y/g.y:1))*c[1]}),f}var a=d3.layout.hierarchy().sort(null).value(null),b=ez,c=[1,1];return d.separation=function(a){return arguments.length?(b=a,d):b},d.size=function(a){return arguments.length?(c=a,d):c},ef(d,a)},d3.layout.tree=function(){function d(d,e){function h(a,c){var d=a.children,e=a._tree;if(d&&(f=d.length)){var f,g=d[0],i,k=g,l,m=-1;while(++m<f)l=d[m],h(l,i),k=j(l,i,k),i=l;eH(a);var n=.5*(g._tree.prelim+l._tree.prelim);c?(e.prelim=c._tree.prelim+b(a,c),e.mod=e.prelim-n):e.prelim=n}else c&&(e.prelim=c._tree.prelim+b(a,c))}function i(a,b){a.x=a._tree.prelim+b;var c=a.children;if(c&&(e=c.length)){var d=-1,e;b+=a._tree.mod;while(++d<e)i(c[d],b)}}function j(a,c,d){if(c){var e=a,f=a,g=c,h=a.parent.children[0],i=e._tree.mod,j=f._tree.mod,k=g._tree.mod,l=h._tree.mod,m;while(g=eB(g),e=eA(e),g&&e)h=eA(h),f=eB(f),f._tree.ancestor=a,m=g._tree.prelim+k-e._tree.prelim-i+b(g,e),m>0&&(eI(eJ(g,a,d),a,m),i+=m,j+=m),k+=g._tree.mod,i+=e._tree.mod,l+=h._tree.mod,j+=f._tree.mod;g&&!eB(f)&&(f._tree.thread=g,f._tree.mod+=k-j),e&&!eA(h)&&(h._tree.thread=e,h._tree.mod+=i-l,d=a)}return d}var f=a.call(this,d,e),g=f[0];eG(g,function(a,b){a._tree={ancestor:a,prelim:0,mod:0,change:0,shift:0,number:b?b._tree.number+1:0}}),h(g),i(g,-g._tree.prelim);var k=eC(g,eE),l=eC(g,eD),m=eC(g,eF),n=k.x-b(k,l)/2,o=l.x+b(l,k)/2,p=m.depth||1;return eG(g,function(a){a.x=(a.x-n)/(o-n)*c[0],a.y=a.depth/p*c[1],delete a._tree}),f}var a=d3.layout.hierarchy().sort(null).value(null),b=ez,c=[1,1];return d.separation=function(a){return arguments.length?(b=a,d):b},d.size=function(a){return arguments.length?(c=a,d):c},ef(d,a)},d3.layout.treemap=function(){function i(a,b){var c=-1,d=a.length,e,f;while(++c<d)f=(e=a[c]).value*(b<0?0:b),e.area=isNaN(f)||f<=0?0:f}function j(a){var b=a.children;if(b&&b.length){var c=e(a),d=[],f=b.slice(),g,h=Infinity,k,n=Math.min(c.dx,c.dy),o;i(f,c.dx*c.dy/a.value),d.area=0;while((o=f.length)>0)d.push(g=f[o-1]),d.area+=g.area,(k=l(d,n))<=h?(f.pop(),h=k):(d.area-=d.pop().area,m(d,n,c,!1),n=Math.min(c.dx,c.dy),d.length=d.area=0,h=Infinity);d.length&&(m(d,n,c,!0),d.length=d.area=0),b.forEach(j)}}function k(a){var b=a.children;if(b&&b.length){var c=e(a),d=b.slice(),f,g=[];i(d,c.dx*c.dy/a.value),g.area=0;while(f=d.pop())g.push(f),g.area+=f.area,f.z!=null&&(m(g,f.z?c.dx:c.dy,c,!d.length),g.length=g.area=0);b.forEach(k)}}function l(a,b){var c=a.area,d,e=0,f=Infinity,g=-1,i=a.length;while(++g<i){if(!(d=a[g].area))continue;d<f&&(f=d),d>e&&(e=d)}return c*=c,b*=b,c?Math.max(b*e*h/c,c/(b*f*h)):Infinity}function m(a,c,d,e){var f=-1,g=a.length,h=d.x,i=d.y,j=c?b(a.area/c):0,k;if(c==d.dx){if(e||j>d.dy)j=d.dy;while(++f<g)k=a[f],k.x=h,k.y=i,k.dy=j,h+=k.dx=Math.min(d.x+d.dx-h,j?b(k.area/j):0);k.z=!0,k.dx+=d.x+d.dx-h,d.y+=j,d.dy-=j}else{if(e||j>d.dx)j=d.dx;while(++f<g)k=a[f],k.x=h,k.y=i,k.dx=j,i+=k.dy=Math.min(d.y+d.dy-i,j?b(k.area/j):0);k.z=!1,k.dy+=d.y+d.dy-i,d.x+=j,d.dx-=j}}function n(b){var d=g||a(b),e=d[0];return e.x=0,e.y=0,e.dx=c[0],e.dy=c[1],g&&a.revalue(e),i([e],e.dx*e.dy/e.value),(g?k:j)(e),f&&(g=d),d}var a=d3.layout.hierarchy(),b=Math.round,c=[1,1],d=null,e=eK,f=!1,g,h=.5*(1+Math.sqrt(5));return n.size=function(a){return arguments.length?(c=a,n):c},n.padding=function(a){function b(b){var c=a.call(n,b,b.depth);return c==null?eK(b):eL(b,typeof c=="number"?[c,c,c,c]:c)}function c(b){return eL(b,a)}if(!arguments.length)return d;var f;return e=(d=a)==null?eK:(f=typeof a)==="function"?b:f==="number"?(a=[a,a,a,a],c):c,n},n.round=function(a){return arguments.length?(b=a?Math.round:Number,n):b!=Number},n.sticky=function(a){return arguments.length?(f=a,g=null,n):f},n.ratio=function(a){return arguments.length?(h=a,n):h},ef(n,a)},d3.csv=function(a,b){d3.text(a,"text/csv",function(a){b(a&&d3.csv.parse(a))})},d3.csv.parse=function(a){var b;return d3.csv.parseRows(a,function(a,c){if(c){var d={},e=-1,f=b.length;while(++e<f)d[b[e]]=a[e];return d}return b=a,null})},d3.csv.parseRows=function(a,b){function j(){if(f.lastIndex>=a.length)return d;if(i)return i=!1,c;var b=f.lastIndex;if(a.charCodeAt(b)===34){var e=b;while(e++<a.length)if(a.charCodeAt(e)===34){if(a.charCodeAt(e+1)!==34)break;e++}f.lastIndex=e+2;var g=a.charCodeAt(e+1);return g===13?(i=!0,a.charCodeAt(e+2)===10&&f.lastIndex++):g===10&&(i=!0),a.substring(b+1,e).replace(/""/g,'"')}var h=f.exec(a);return h?(i=h[0].charCodeAt(0)!==44,a.substring(b,h.index)):(f.lastIndex=a.length,a.substring(b))}var c={},d={},e=[],f=/\r\n|[,\r\n]/g,g=0,h,i;f.lastIndex=0;while((h=j())!==d){var k=[];while(h!==c&&h!==d)k.push(h),h=j();if(b&&!(k=b(k,g++)))continue;e.push(k)}return e},d3.csv.format=function(a){return a.map(eM).join("\n")},d3.geo={};var eO=Math.PI/180;d3.geo.azimuthal=function(){function i(b){var f=b[0]*eO-e,i=b[1]*eO,j=Math.cos(f),k=Math.sin(f),l=Math.cos(i),m=Math.sin(i),n=a!=="orthographic"?h*m+g*l*j:null,o,p=a==="stereographic"?1/(1+n):a==="gnomonic"?1/n:a==="equidistant"?(o=Math.acos(n),o?o/Math.sin(o):0):a==="equalarea"?Math.sqrt(2/(1+n)):1,q=p*l*k,r=p*(h*l*j-g*m);return[c*q+d[0],c*r+d[1]]}var a="orthographic",b,c=200,d=[480,250],e,f,g,h;return i.invert=function(b){var f=(b[0]-d[0])/c,i=(b[1]-d[1])/c,j=Math.sqrt(f*f+i*i),k=a==="stereographic"?2*Math.atan(j):a==="gnomonic"?Math.atan(j):a==="equidistant"?j:a==="equalarea"?2*Math.asin(.5*j):Math.asin(j),l=Math.sin(k),m=Math.cos(k);return[(e+Math.atan2(f*l,j*g*m+i*h*l))/eO,Math.asin(m*h-(j?i*l*g/j:0))/eO]},i.mode=function(b){return arguments.length?(a=b+"",i):a},i.origin=function(a){return arguments.length?(b=a,e=b[0]*eO,f=b[1]*eO,g=Math.cos(f),h=Math.sin(f),i):b},i.scale=function(a){return arguments.length?(c=+a,i):c},i.translate=function(a){return arguments.length?(d=[+a[0],+a[1]],i):d},i.origin([0,0])},d3.geo.albers=function(){function i(a){var b=f*(eO*a[0]-e),i=Math.sqrt(g-2*f*Math.sin(eO*a[1]))/f;return[c*i*Math.sin(b)+d[0],c*(i*Math.cos(b)-h)+d[1]]}function j(){var c=eO*b[0],d=eO*b[1],j=eO*a[1],k=Math.sin(c),l=Math.cos(c);return e=eO*a[0],f=.5*(k+Math.sin(d)),g=l*l+2*f*k,h=Math.sqrt(g-2*f*Math.sin(j))/f,i}var a=[-98,38],b=[29.5,45.5],c=1e3,d=[480,250],e,f,g,h;return i.invert=function(a){var b=(a[0]-d[0])/c,i=(a[1]-d[1])/c,j=h+i,k=Math.atan2(b,j),l=Math.sqrt(b*b+j*j);return[(e+k/f)/eO,Math.asin((g-l*l*f*f)/(2*f))/eO]},i.origin=function(b){return arguments.length?(a=[+b[0],+b[1]],j()):a},i.parallels=function(a){return arguments.length?(b=[+a[0],+a[1]],j()):b},i.scale=function(a){return arguments.length?(c=+a,i):c},i.translate=function(a){return arguments.length?(d=[+a[0],+a[1]],i):d},j()},d3.geo.albersUsa=function(){function e(e){var f=e[0],g=e[1];return(g>50?b:f<-140?c:g<21?d:a)(e)}var a=d3.geo.albers(),b=d3.geo.albers().origin([-160,60]).parallels([55,65]),c=d3.geo.albers().origin([-160,20]).parallels([8,18]),d=d3.geo.albers().origin([-60,10]).parallels([8,18]);return e.scale=function(f){return arguments.length?(a.scale(f),b.scale(f*.6),c.scale(f),d.scale(f*1.5),e.translate(a.translate())):a.scale()},e.translate=function(f){if(!arguments.length)return a.translate();var g=a.scale()/1e3,h=f[0],i=f[1];return a.translate(f),b.translate([h-400*g,i+170*g]),c.translate([h-190*g,i+200*g]),d.translate([h+580*g,i+430*g]),e},e.scale(a.scale())},d3.geo.bonne=function(){function g(g){var h=g[0]*eO-c,i=g[1]*eO-d;if(e){var j=f+e-i,k=h*Math.cos(i)/j;h=j*Math.sin(k),i=j*Math.cos(k)-f}else h*=Math.cos(i),i*=-1;return[a*h+b[0],a*i+b[1]]}var a=200,b=[480,250],c,d,e,f;return g.invert=function(d){var g=(d[0]-b[0])/a,h=(d[1]-b[1])/a;if(e){var i=f+h,j=Math.sqrt(g*g+i*i);h=f+e-j,g=c+j*Math.atan2(g,i)/Math.cos(h)}else h*=-1,g/=Math.cos(h);return[g/eO,h/eO]},g.parallel=function(a){return arguments.length?(f=1/Math.tan(e=a*eO),g):e/eO},g.origin=function(a){return arguments.length?(c=a[0]*eO,d=a[1]*eO,g):[c/eO,d/eO]},g.scale=function(b){return arguments.length?(a=+b,g):a},g.translate=function(a){return arguments.length?(b=[+a[0],+a[1]],g):b},g.origin([0,0]).parallel(45)},d3.geo.equirectangular=function(){function c(c){var d=c[0]/360,e=-c[1]/360;return[a*d+b[0],a*e+b[1]]}var a=500,b=[480,250];return c.invert=function(c){var d=(c[0]-b[0])/a,e=(c[1]-b[1])/a;return[360*d,-360*e]},c.scale=function(b){return arguments.length?(a=+b,c):a},c.translate=function(a){return arguments.length?(b=[+a[0],+a[1]],c):b},c},d3.geo.mercator=function(){function c(c){var d=c[0]/360,e=-(Math.log(Math.tan(Math.PI/4+c[1]*eO/2))/eO)/360;return[a*d+b[0],a*Math.max(-0.5,Math.min(.5,e))+b[1]]}var a=500,b=[480,250];return c.invert=function(c){var d=(c[0]-b[0])/a,e=(c[1]-b[1])/a;return[360*d,2*Math.atan(Math.exp(-360*e*eO))/eO-90]},c.scale=function(b){return arguments.length?(a=+b,c):a},c.translate=function(a){return arguments.length?(b=[+a[0],+a[1]],c):b},c},d3.geo.path=function(){function d(c,d){return typeof a=="function"&&(b=eQ(a.apply(this,arguments))),f(c)||null}function e(a){return c(a).join(",")}function h(a){var b=k(a[0]),c=0,d=a.length;while(++c<d)b-=k(a[c]);return b}function i(a){var b=d3.geom.polygon(a[0].map(c)),d=b.area(),e=b.centroid(d<0?(d*=-1,1):-1),f=e[0],g=e[1],h=d,i=0,j=a.length;while(++i<j)b=d3.geom.polygon(a[i].map(c)),d=b.area(),e=b.centroid(d<0?(d*=-1,1):-1),f-=e[0],g-=e[1],h-=d;return[f,g,6*h]}function k(a){return Math.abs(d3.geom.polygon(a.map(c)).area())}var a=4.5,b=eQ(a),c=d3.geo.albersUsa(),f=eP({FeatureCollection:function(a){var b=[],c=a.features,d=-1,e=c.length;while(++d<e)b.push(f(c[d].geometry));return b.join("")},Feature:function(a){return f(a.geometry)},Point:function(a){return"M"+e(a.coordinates)+b},MultiPoint:function(a){var c=[],d=a.coordinates,f=-1,g=d.length;while(++f<g)c.push("M",e(d[f]),b);return c.join("")},LineString:function(a){var b=["M"],c=a.coordinates,d=-1,f=c.length;while(++d<f)b.push(e(c[d]),"L");return b.pop(),b.join("")},MultiLineString:function(a){var b=[],c=a.coordinates,d=-1,f=c.length,g,h,i;while(++d<f){g=c[d],h=-1,i=g.length,b.push("M");while(++h<i)b.push(e(g[h]),"L");b.pop()}return b.join("")},Polygon:function(a){var b=[],c=a.coordinates,d=-1,f=c.length,g,h,i;while(++d<f){g=c[d],h=-1;if((i=g.length-1)>0){b.push("M");while(++h<i)b.push(e(g[h]),"L");b[b.length-1]="Z"}}return b.join("")},MultiPolygon:function(a){var b=[],c=a.coordinates,d=-1,f=c.length,g,h,i,j,k,l;while(++d<f){g=c[d],h=-1,i=g.length;while(++h<i){j=g[h],k=-1;if((l=j.length-1)>0){b.push("M");while(++k<l)b.push(e(j[k]),"L");b[b.length-1]="Z"}}}return b.join("")},GeometryCollection:function(a){var b=[],c=a.geometries,d=-1,e=c.length;while(++d<e)b.push(f(c[d]));return b.join("")}}),g=d.area=eP({FeatureCollection:function(a){var b=0,c=a.features,d=-1,e=c.length;while(++d<e)b+=g(c[d]);return b},Feature:function(a){return g(a.geometry)},Polygon:function(a){return h(a.coordinates)},MultiPolygon:function(a){var b=0,c=a.coordinates,d=-1,e=c.length;while(++d<e)b+=h(c[d]);return b},GeometryCollection:function(a){var b=0,c=a.geometries,d=-1,e=c.length;while(++d<e)b+=g(c[d]);return b}},0),j=d.centroid=eP({Feature:function(a){return j(a.geometry)},Polygon:function(a){var b=i(a.coordinates);return[b[0]/b[2],b[1]/b[2]]},MultiPolygon:function(a){var b=0,c=a.coordinates,d,e=0,f=0,g=0,h=-1,j=c.length;while(++h<j)d=i(c[h]),e+=d[0],f+=d[1],g+=d[2];return[e/g,f/g]}});return d.projection=function(a){return c=a,d},d.pointRadius=function(c){return typeof c=="function"?a=c:(a=+c,b=eQ(a)),d},d},d3.geo.bounds=function(a){var b=Infinity,c=Infinity,d=-Infinity,e=-Infinity;return eR(a,function(a,f){a<b&&(b=a),a>d&&(d=a),f<c&&(c=f),f>e&&(e=f)}),[[b,c],[d,e]]};var eS={Feature:eT,FeatureCollection:eU,GeometryCollection:eV,LineString:eW,MultiLineString:eX,MultiPoint:eW,MultiPolygon:eY,Point:eZ,Polygon:e$};d3.geo.circle=function(){function e(){}function f(a){return d.distance(a)<c}function h(a){var b=-1,e=a.length,f=[],g,h,j,k,l;while(++b<e)l=d.distance(j=a[b]),l<c?(h&&f.push(fb(h,j)((k-c)/(k-l))),f.push(j),g=h=null):(h=j,!g&&f.length&&(f.push(fb(f[f.length-1],h)((c-k)/(l-k))),g=h)),k=l;return h&&f.length&&(l=d.distance(j=f[0]),f.push(fb(h,j)((k-c)/(k-l)))),i(f)}function i(a){var b=0,c=a.length,e,f,g=c?[a[0]]:a,h,i=d.source();while(++b<c){h=d.source(a[b-1])(a[b]).coordinates;for(e=0,f=h.length;++e<f;)g.push(h[e])}return d.source(i),g}var a=[0,0],b=89.99,c=b*eO,d=d3.geo.greatArc().target(Object);e.clip=function(b){return d.source(typeof a=="function"?a.apply(this,arguments):a),g(b)};var g=eP({FeatureCollection:function(a){var b=a.features.map(g).filter(Object);return b&&(a=Object.create(a),a.features=b,a)},Feature:function(a){var b=g(a.geometry);return b&&(a=Object.create(a),a.geometry=b,a)},Point:function(a){return f +(a.coordinates)&&a},MultiPoint:function(a){var b=a.coordinates.filter(f);return b.length&&{type:a.type,coordinates:b}},LineString:function(a){var b=h(a.coordinates);return b.length&&(a=Object.create(a),a.coordinates=b,a)},MultiLineString:function(a){var b=a.coordinates.map(h).filter(function(a){return a.length});return b.length&&(a=Object.create(a),a.coordinates=b,a)},Polygon:function(a){var b=a.coordinates.map(h);return b[0].length&&(a=Object.create(a),a.coordinates=b,a)},MultiPolygon:function(a){var b=a.coordinates.map(function(a){return a.map(h)}).filter(function(a){return a[0].length});return b.length&&(a=Object.create(a),a.coordinates=b,a)},GeometryCollection:function(a){var b=a.geometries.map(g).filter(Object);return b.length&&(a=Object.create(a),a.geometries=b,a)}});return e.origin=function(b){return arguments.length?(a=b,e):a},e.angle=function(a){return arguments.length?(c=(b=+a)*eO,e):b},e.precision=function(a){return arguments.length?(d.precision(a),e):d.precision()},e},d3.geo.greatArc=function(){function d(){var d=typeof a=="function"?a.apply(this,arguments):a,e=typeof b=="function"?b.apply(this,arguments):b,f=fb(d,e),g=c/f.d,h=0,i=[d];while((h+=g)<1)i.push(f(h));return i.push(e),{type:"LineString",coordinates:i}}var a=e_,b=fa,c=6*eO;return d.distance=function(){var c=typeof a=="function"?a.apply(this,arguments):a,d=typeof b=="function"?b.apply(this,arguments):b;return fb(c,d).d},d.source=function(b){return arguments.length?(a=b,d):a},d.target=function(a){return arguments.length?(b=a,d):b},d.precision=function(a){return arguments.length?(c=a*eO,d):c/eO},d},d3.geo.greatCircle=d3.geo.circle,d3.geom={},d3.geom.contour=function(a,b){var c=b||fe(a),d=[],e=c[0],f=c[1],g=0,h=0,i=NaN,j=NaN,k=0;do k=0,a(e-1,f-1)&&(k+=1),a(e,f-1)&&(k+=2),a(e-1,f)&&(k+=4),a(e,f)&&(k+=8),k===6?(g=j===-1?-1:1,h=0):k===9?(g=0,h=i===1?-1:1):(g=fc[k],h=fd[k]),g!=i&&h!=j&&(d.push([e,f]),i=g,j=h),e+=g,f+=h;while(c[0]!=e||c[1]!=f);return d};var fc=[1,0,1,1,-1,0,-1,1,0,0,0,0,-1,0,-1,NaN],fd=[0,-1,0,0,0,-1,0,0,1,-1,1,1,0,-1,0,NaN];d3.geom.hull=function(a){if(a.length<3)return[];var b=a.length,c=b-1,d=[],e=[],f,g,h=0,i,j,k,l,m,n,o,p;for(f=1;f<b;++f)a[f][1]<a[h][1]?h=f:a[f][1]==a[h][1]&&(h=a[f][0]<a[h][0]?f:h);for(f=0;f<b;++f){if(f===h)continue;j=a[f][1]-a[h][1],i=a[f][0]-a[h][0],d.push({angle:Math.atan2(j,i),index:f})}d.sort(function(a,b){return a.angle-b.angle}),o=d[0].angle,n=d[0].index,m=0;for(f=1;f<c;++f)g=d[f].index,o==d[f].angle?(i=a[n][0]-a[h][0],j=a[n][1]-a[h][1],k=a[g][0]-a[h][0],l=a[g][1]-a[h][1],i*i+j*j>=k*k+l*l?d[f].index=-1:(d[m].index=-1,o=d[f].angle,m=f,n=g)):(o=d[f].angle,m=f,n=g);e.push(h);for(f=0,g=0;f<2;++g)d[g].index!==-1&&(e.push(d[g].index),f++);p=e.length;for(;g<c;++g){if(d[g].index===-1)continue;while(!ff(e[p-2],e[p-1],d[g].index,a))--p;e[p++]=d[g].index}var q=[];for(f=0;f<p;++f)q.push(a[e[f]]);return q},d3.geom.polygon=function(a){return a.area=function(){var b=0,c=a.length,d=a[c-1][0]*a[0][1],e=a[c-1][1]*a[0][0];while(++b<c)d+=a[b-1][0]*a[b][1],e+=a[b-1][1]*a[b][0];return(e-d)*.5},a.centroid=function(b){var c=-1,d=a.length,e=0,f=0,g,h=a[d-1],i;arguments.length||(b=-1/(6*a.area()));while(++c<d)g=h,h=a[c],i=g[0]*h[1]-h[0]*g[1],e+=(g[0]+h[0])*i,f+=(g[1]+h[1])*i;return[e*b,f*b]},a.clip=function(b){var c,d=-1,e=a.length,f,g,h=a[e-1],i,j,k;while(++d<e){c=b.slice(),b.length=0,i=a[d],j=c[(g=c.length)-1],f=-1;while(++f<g)k=c[f],fg(k,h,i)?(fg(j,h,i)||b.push(fh(j,k,h,i)),b.push(k)):fg(j,h,i)&&b.push(fh(j,k,h,i)),j=k;h=i}return b},a},d3.geom.voronoi=function(a){var b=a.map(function(){return[]});return fj(a,function(a){var c,d,e,f,g,h;a.a===1&&a.b>=0?(c=a.ep.r,d=a.ep.l):(c=a.ep.l,d=a.ep.r),a.a===1?(g=c?c.y:-1e6,e=a.c-a.b*g,h=d?d.y:1e6,f=a.c-a.b*h):(e=c?c.x:-1e6,g=a.c-a.a*e,f=d?d.x:1e6,h=a.c-a.a*f);var i=[e,g],j=[f,h];b[a.region.l.index].push(i,j),b[a.region.r.index].push(i,j)}),b.map(function(b,c){var d=a[c][0],e=a[c][1];return b.forEach(function(a){a.angle=Math.atan2(a[0]-d,a[1]-e)}),b.sort(function(a,b){return a.angle-b.angle}).filter(function(a,c){return!c||a.angle-b[c-1].angle>1e-10})})};var fi={l:"r",r:"l"};d3.geom.delaunay=function(a){var b=a.map(function(){return[]}),c=[];return fj(a,function(c){b[c.region.l.index].push(a[c.region.r.index])}),b.forEach(function(b,d){var e=a[d],f=e[0],g=e[1];b.forEach(function(a){a.angle=Math.atan2(a[0]-f,a[1]-g)}),b.sort(function(a,b){return a.angle-b.angle});for(var h=0,i=b.length-1;h<i;h++)c.push([e,b[h],b[h+1]])}),c},d3.geom.quadtree=function(a,b,c,d,e){function k(a,b,c,d,e,f){if(isNaN(b.x)||isNaN(b.y))return;if(a.leaf){var g=a.point;g?Math.abs(g.x-b.x)+Math.abs(g.y-b.y)<.01?l(a,b,c,d,e,f):(a.point=null,l(a,g,c,d,e,f),l(a,b,c,d,e,f)):a.point=b}else l(a,b,c,d,e,f)}function l(a,b,c,d,e,f){var g=(c+e)*.5,h=(d+f)*.5,i=b.x>=g,j=b.y>=h,l=(j<<1)+i;a.leaf=!1,a=a.nodes[l]||(a.nodes[l]=fk()),i?c=g:e=g,j?d=h:f=h,k(a,b,c,d,e,f)}var f,g=-1,h=a.length;h&&isNaN(a[0].x)&&(a=a.map(fm));if(arguments.length<5)if(arguments.length===3)e=d=c,c=b;else{b=c=Infinity,d=e=-Infinity;while(++g<h)f=a[g],f.x<b&&(b=f.x),f.y<c&&(c=f.y),f.x>d&&(d=f.x),f.y>e&&(e=f.y);var i=d-b,j=e-c;i>j?e=c+i:d=b+j}var m=fk();return m.add=function(a){k(m,a,b,c,d,e)},m.visit=function(a){fl(a,m,b,c,d,e)},a.forEach(m.add),m},d3.time={};var fn=Date;fo.prototype={getDate:function(){return this._.getUTCDate()},getDay:function(){return this._.getUTCDay()},getFullYear:function(){return this._.getUTCFullYear()},getHours:function(){return this._.getUTCHours()},getMilliseconds:function(){return this._.getUTCMilliseconds()},getMinutes:function(){return this._.getUTCMinutes()},getMonth:function(){return this._.getUTCMonth()},getSeconds:function(){return this._.getUTCSeconds()},getTime:function(){return this._.getTime()},getTimezoneOffset:function(){return 0},valueOf:function(){return this._.valueOf()},setDate:function(){fp.setUTCDate.apply(this._,arguments)},setDay:function(){fp.setUTCDay.apply(this._,arguments)},setFullYear:function(){fp.setUTCFullYear.apply(this._,arguments)},setHours:function(){fp.setUTCHours.apply(this._,arguments)},setMilliseconds:function(){fp.setUTCMilliseconds.apply(this._,arguments)},setMinutes:function(){fp.setUTCMinutes.apply(this._,arguments)},setMonth:function(){fp.setUTCMonth.apply(this._,arguments)},setSeconds:function(){fp.setUTCSeconds.apply(this._,arguments)},setTime:function(){fp.setTime.apply(this._,arguments)}};var fp=Date.prototype;d3.time.format=function(a){function c(c){var d=[],e=-1,f=0,g,h;while(++e<b)a.charCodeAt(e)==37&&(d.push(a.substring(f,e),(h=fv[g=a.charAt(++e)])?h(c):g),f=e+1);return d.push(a.substring(f,e)),d.join("")}var b=a.length;return c.parse=function(b){var c={y:1900,m:0,d:1,H:0,M:0,S:0,L:0},d=fq(c,a,b,0);if(d!=b.length)return null;"p"in c&&(c.H=c.H%12+c.p*12);var e=new fn;return e.setFullYear(c.y,c.m,c.d),e.setHours(c.H,c.M,c.S,c.L),e},c.toString=function(){return a},c};var fr=d3.format("02d"),fs=d3.format("03d"),ft=d3.format("04d"),fu=d3.format("2d"),fv={a:function(a){return d3_time_weekdays[a.getDay()].substring(0,3)},A:function(a){return d3_time_weekdays[a.getDay()]},b:function(a){return fG[a.getMonth()].substring(0,3)},B:function(a){return fG[a.getMonth()]},c:d3.time.format("%a %b %e %H:%M:%S %Y"),d:function(a){return fr(a.getDate())},e:function(a){return fu(a.getDate())},H:function(a){return fr(a.getHours())},I:function(a){return fr(a.getHours()%12||12)},j:function(a){return fs(1+d3.time.dayOfYear(a))},L:function(a){return fs(a.getMilliseconds())},m:function(a){return fr(a.getMonth()+1)},M:function(a){return fr(a.getMinutes())},p:function(a){return a.getHours()>=12?"PM":"AM"},S:function(a){return fr(a.getSeconds())},U:function(a){return fr(d3.time.sundayOfYear(a))},w:function(a){return a.getDay()},W:function(a){return fr(d3.time.mondayOfYear(a))},x:d3.time.format("%m/%d/%y"),X:d3.time.format("%H:%M:%S"),y:function(a){return fr(a.getFullYear()%100)},Y:function(a){return ft(a.getFullYear()%1e4)},Z:fW,"%":function(a){return"%"}},fw={a:fx,A:fy,b:fB,B:fD,c:fH,d:fO,e:fO,H:fP,I:fP,L:fS,m:fN,M:fQ,p:fU,S:fR,x:fI,X:fJ,y:fL,Y:fK},fz=/^(?:sun|mon|tue|wed|thu|fri|sat)/i,fA=/^(?:Sunday|Monday|Tuesday|Wednesday|Thursday|Friday|Saturday)/i;d3_time_weekdays=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var fC=d3.map({jan:0,feb:1,mar:2,apr:3,may:4,jun:5,jul:6,aug:7,sep:8,oct:9,nov:10,dec:11}),fE=/^(?:January|February|March|April|May|June|July|August|September|October|November|December)/ig,fF=d3.map({january:0,february:1,march:2,april:3,may:4,june:5,july:6,august:7,september:8,october:9,november:10,december:11}),fG=["January","February","March","April","May","June","July","August","September","October","November","December"],fT=/\s*\d+/,fV=d3.map({am:0,pm:1});d3.time.format.utc=function(a){function c(a){try{fn=fo;var c=new fn;return c._=a,b(c)}finally{fn=Date}}var b=d3.time.format(a);return c.parse=function(a){try{fn=fo;var c=b.parse(a);return c&&c._}finally{fn=Date}},c.toString=b.toString,c};var fX=d3.time.format.utc("%Y-%m-%dT%H:%M:%S.%LZ");d3.time.format.iso=Date.prototype.toISOString?fY:fX,fY.parse=function(a){return new Date(a)},fY.toString=fX.toString,d3.time.second=fZ(function(a){return new fn(Math.floor(a/1e3)*1e3)},function(a,b){a.setTime(a.getTime()+Math.floor(b)*1e3)},function(a){return a.getSeconds()}),d3.time.seconds=d3.time.second.range,d3.time.seconds.utc=d3.time.second.utc.range,d3.time.minute=fZ(function(a){return new fn(Math.floor(a/6e4)*6e4)},function(a,b){a.setTime(a.getTime()+Math.floor(b)*6e4)},function(a){return a.getMinutes()}),d3.time.minutes=d3.time.minute.range,d3.time.minutes.utc=d3.time.minute.utc.range,d3.time.hour=fZ(function(a){var b=a.getTimezoneOffset()/60;return new fn((Math.floor(a/36e5-b)+b)*36e5)},function(a,b){a.setTime(a.getTime()+Math.floor(b)*36e5)},function(a){return a.getHours()}),d3.time.hours=d3.time.hour.range,d3.time.hours.utc=d3.time.hour.utc.range,d3.time.day=fZ(function(a){return new fn(a.getFullYear(),a.getMonth(),a.getDate())},function(a,b){a.setDate(a.getDate()+b)},function(a){return a.getDate()-1}),d3.time.days=d3.time.day.range,d3.time.days.utc=d3.time.day.utc.range,d3.time.dayOfYear=function(a){var b=d3.time.year(a);return Math.floor((a-b)/864e5-(a.getTimezoneOffset()-b.getTimezoneOffset())/1440)},d3_time_weekdays.forEach(function(a,b){a=a.toLowerCase(),b=7-b;var c=d3.time[a]=fZ(function(a){return(a=d3.time.day(a)).setDate(a.getDate()-(a.getDay()+b)%7),a},function(a,b){a.setDate(a.getDate()+Math.floor(b)*7)},function(a){var c=d3.time.year(a).getDay();return Math.floor((d3.time.dayOfYear(a)+(c+b)%7)/7)-(c!==b)});d3.time[a+"s"]=c.range,d3.time[a+"s"].utc=c.utc.range,d3.time[a+"OfYear"]=function(a){var c=d3.time.year(a).getDay();return Math.floor((d3.time.dayOfYear(a)+(c+b)%7)/7)}}),d3.time.week=d3.time.sunday,d3.time.weeks=d3.time.sunday.range,d3.time.weeks.utc=d3.time.sunday.utc.range,d3.time.weekOfYear=d3.time.sundayOfYear,d3.time.month=fZ(function(a){return new fn(a.getFullYear(),a.getMonth(),1)},function(a,b){a.setMonth(a.getMonth()+b)},function(a){return a.getMonth()}),d3.time.months=d3.time.month.range,d3.time.months.utc=d3.time.month.utc.range,d3.time.year=fZ(function(a){return new fn(a.getFullYear(),0,1)},function(a,b){a.setFullYear(a.getFullYear()+b)},function(a){return a.getFullYear()}),d3.time.years=d3.time.year.range,d3.time.years.utc=d3.time.year.utc.range;var gf=[1e3,5e3,15e3,3e4,6e4,3e5,9e5,18e5,36e5,108e5,216e5,432e5,864e5,1728e5,6048e5,2592e6,7776e6,31536e6],gg=[[d3.time.second,1],[d3.time.second,5],[d3.time.second,15],[d3.time.second,30],[d3.time.minute,1],[d3.time.minute,5],[d3.time.minute,15],[d3.time.minute,30],[d3.time.hour,1],[d3.time.hour,3],[d3.time.hour,6],[d3.time.hour,12],[d3.time.day,1],[d3.time.day,2],[d3.time.week,1],[d3.time.month,1],[d3.time.month,3],[d3.time.year,1]],gh=[[d3.time.format("%Y"),function(a){return!0}],[d3.time.format("%B"),function(a){return a.getMonth()}],[d3.time.format("%b %d"),function(a){return a.getDate()!=1}],[d3.time.format("%a %d"),function(a){return a.getDay()&&a.getDate()!=1}],[d3.time.format("%I %p"),function(a){return a.getHours()}],[d3.time.format("%I:%M"),function(a){return a.getMinutes()}],[d3.time.format(":%S"),function(a){return a.getSeconds()}],[d3.time.format(".%L"),function(a){return a.getMilliseconds()}]],gi=d3.scale.linear(),gj=gc(gh);gg.year=function(a,b){return gi.domain(a.map(ge)).ticks(b).map(gd)},d3.time.scale=function(){return f_(d3.scale.linear(),gg,gj)};var gk=gg.map(function(a){return[a[0].utc,a[1]]}),gl=[[d3.time.format.utc("%Y"),function(a){return!0}],[d3.time.format.utc("%B"),function(a){return a.getUTCMonth()}],[d3.time.format.utc("%b %d"),function(a){return a.getUTCDate()!=1}],[d3.time.format.utc("%a %d"),function(a){return a.getUTCDay()&&a.getUTCDate()!=1}],[d3.time.format.utc("%I %p"),function(a){return a.getUTCHours()}],[d3.time.format.utc("%I:%M"),function(a){return a.getUTCMinutes()}],[d3.time.format.utc(":%S"),function(a){return a.getUTCSeconds()}],[d3.time.format.utc(".%L"),function(a){return a.getUTCMilliseconds()}]],gm=gc(gl);gk.year=function(a,b){return gi.domain(a.map(go)).ticks(b).map(gn)},d3.time.scale.utc=function(){return f_(d3.scale.linear(),gk,gm)}})();
\ No newline at end of file |