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author | Igor Sfiligoi <isfiligoi@ucsd.edu> | 2011-08-24 22:00:04 -0400 |
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committer | Igor Sfiligoi <isfiligoi@ucsd.edu> | 2011-08-24 22:00:04 -0400 |
commit | 003de268bc19b84ecc0c76736a102ee8cbef0a8b (patch) | |
tree | ba9e5504f0cbfa193f36bb3f04f2225d4f41bb9c /jquery.flot.tooltip_0.4.2.js | |
parent | af26aaa53d073a7b2d25caee93e1cb5ceb2e099c (diff) |
flot-0.6-tooltip-0.4.2flot-0.6
Diffstat (limited to 'jquery.flot.tooltip_0.4.2.js')
-rw-r--r-- | jquery.flot.tooltip_0.4.2.js | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/jquery.flot.tooltip_0.4.2.js b/jquery.flot.tooltip_0.4.2.js new file mode 100644 index 0000000..d29085e --- /dev/null +++ b/jquery.flot.tooltip_0.4.2.js @@ -0,0 +1,146 @@ +/* + * jquery.flot.tooltip + * + * desc: create tooltip with values of hovered point on the graph, + support many series, time mode, + you can set custom tip content (also with use of HTML tags) and precision of values + * version: 0.4.2 + * author: Krzysztof Urbas @krzysu [myviews.pl] + * website: https://github.com/krzysu/flot.tooltip + * + * released under MIT License, 2011 +*/ + +(function ($) { + var options = { + tooltip: false, //boolean + tooltipOpts: { + content: "%s | X: %x | Y: %y.2", //%s -> series label, %x -> X value, %y -> Y value, %x.2 -> precision of X value + dateFormat: "%y-%0m-%0d", + shifts: { + x: 10, + y: 20 + }, + defaultTheme: true + } + }; + + function init(plot) { + + var tipPosition = {x: 0, y: 0}; + var opts = plot.getOptions(); + + function updateTooltipPosition(pos) { + tipPosition.x = pos.x; + tipPosition.y = pos.y; + }; + + function onMouseMove(e) { + + var pos = {x: 0, y: 0}; + pos.x = e.pageX; + pos.y = e.pageY; + + updateTooltipPosition(pos); + }; + + function timestampToDate(tmst) { + + var theDate = new Date(tmst); + + return $.plot.formatDate(theDate, opts.tooltipOpts.dateFormat); + }; + + plot.hooks.bindEvents.push(function (plot, eventHolder) { + + var to = opts.tooltipOpts; + var placeholder = plot.getPlaceholder(); + var $tip; + + if (opts.tooltip === false) return; + + if( $('#flotTip').length > 0 ){ + $tip = $('#flotTip'); + } + else { + $tip = $('<div />').attr('id', 'flotTip'); + $tip.appendTo('body').hide().css({position: 'absolute'}); + + if(to.defaultTheme) { + $tip.css({ + 'background': '#fff', + 'z-index': '100', + 'padding': '0.4em 0.6em', + 'border-radius': '0.5em', + 'font-size': '0.8em', + 'border': '1px solid #111' + }); + } + } + + $(placeholder).bind("plothover", function (event, pos, item) { + if (item) { + var tipText; + + if(opts.xaxis.mode === "time" || opts.xaxes[0].mode === "time") { + tipText = stringFormat(to.content, item, timestampToDate); + } + else { + tipText = stringFormat(to.content, item); + } + + $tip.html( tipText ).css({left: tipPosition.x + to.shifts.x, top: tipPosition.y + to.shifts.y}).show(); + } + else { + $tip.hide().html(''); + } + }); + + eventHolder.mousemove(onMouseMove); + }); + + function stringFormat(content, item, fnct) { + + var seriesPattern = /%s/; + var xPattern = /%x\.{0,1}(\d{0,})/; + var yPattern = /%y\.{0,1}(\d{0,})/; + + //series match + if( typeof(item.series.label) !== 'undefined' ) { + content = content.replace(seriesPattern, item.series.label); + } + // xVal match + if( typeof(fnct) === 'function' ) { + content = content.replace(xPattern, fnct(item.datapoint[0]) ); + } + else { + content = adjustValPrecision(xPattern, content, item.datapoint[0]); + } + // yVal match + content = adjustValPrecision(yPattern, content, item.datapoint[1]); + + return content; + }; + + function adjustValPrecision(pattern, content, value) { + + var precision; + if( content.match(pattern) !== 'null' ) { + if(RegExp.$1 !== '') { + precision = RegExp.$1; + value = value.toFixed(precision) + } + content = content.replace(pattern, value); + } + + return content; + }; + } + + $.plot.plugins.push({ + init: init, + options: options, + name: 'tooltip', + version: '0.4' + }); +})(jQuery); |