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Diffstat (limited to 'out/pdfjs/build/pdf.js')
| -rw-r--r-- | out/pdfjs/build/pdf.js | 13922 |
1 files changed, 13922 insertions, 0 deletions
diff --git a/out/pdfjs/build/pdf.js b/out/pdfjs/build/pdf.js new file mode 100644 index 0000000..be0ba7d --- /dev/null +++ b/out/pdfjs/build/pdf.js @@ -0,0 +1,13922 @@ +/* Copyright 2017 Mozilla Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +(function webpackUniversalModuleDefinition(root, factory) { + if(typeof exports === 'object' && typeof module === 'object') + module.exports = factory(); + else if(typeof define === 'function' && define.amd) + define("pdfjs-dist/build/pdf", [], factory); + else if(typeof exports === 'object') + exports["pdfjs-dist/build/pdf"] = factory(); + else + root["pdfjs-dist/build/pdf"] = root.pdfjsDistBuildPdf = factory(); +})(this, function() { +return /******/ (function(modules) { // webpackBootstrap +/******/ // The module cache +/******/ var installedModules = {}; +/******/ +/******/ // The require function +/******/ function __w_pdfjs_require__(moduleId) { +/******/ +/******/ // Check if module is in cache +/******/ if(installedModules[moduleId]) { +/******/ return installedModules[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = installedModules[moduleId] = { +/******/ i: moduleId, +/******/ l: false, +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__); +/******/ +/******/ // Flag the module as loaded +/******/ module.l = true; +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/******/ +/******/ // expose the modules object (__webpack_modules__) +/******/ __w_pdfjs_require__.m = modules; +/******/ +/******/ // expose the module cache +/******/ __w_pdfjs_require__.c = installedModules; +/******/ +/******/ // identity function for calling harmony imports with the correct context +/******/ __w_pdfjs_require__.i = function(value) { return value; }; +/******/ +/******/ // define getter function for harmony exports +/******/ __w_pdfjs_require__.d = function(exports, name, getter) { +/******/ if(!__w_pdfjs_require__.o(exports, name)) { +/******/ Object.defineProperty(exports, name, { +/******/ configurable: false, +/******/ enumerable: true, +/******/ get: getter +/******/ }); +/******/ } +/******/ }; +/******/ +/******/ // getDefaultExport function for compatibility with non-harmony modules +/******/ __w_pdfjs_require__.n = function(module) { +/******/ var getter = module && module.__esModule ? +/******/ function getDefault() { return module['default']; } : +/******/ function getModuleExports() { return module; }; +/******/ __w_pdfjs_require__.d(getter, 'a', getter); +/******/ return getter; +/******/ }; +/******/ +/******/ // Object.prototype.hasOwnProperty.call +/******/ __w_pdfjs_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); }; +/******/ +/******/ // __webpack_public_path__ +/******/ __w_pdfjs_require__.p = ""; +/******/ +/******/ // Load entry module and return exports +/******/ return __w_pdfjs_require__(__w_pdfjs_require__.s = 15); +/******/ }) +/************************************************************************/ +/******/ ([ +/* 0 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.unreachable = exports.warn = exports.utf8StringToString = exports.stringToUTF8String = exports.stringToPDFString = exports.stringToBytes = exports.string32 = exports.shadow = exports.setVerbosityLevel = exports.ReadableStream = exports.removeNullCharacters = exports.readUint32 = exports.readUint16 = exports.readInt8 = exports.log2 = exports.loadJpegStream = exports.isEvalSupported = exports.isLittleEndian = exports.createValidAbsoluteUrl = exports.isSameOrigin = exports.isNodeJS = exports.isSpace = exports.isString = exports.isNum = exports.isInt = exports.isEmptyObj = exports.isBool = exports.isArrayBuffer = exports.isArray = exports.info = exports.globalScope = exports.getVerbosityLevel = exports.getLookupTableFactory = exports.deprecated = exports.createObjectURL = exports.createPromiseCapability = exports.createBlob = exports.bytesToString = exports.assert = exports.arraysToBytes = exports.arrayByteLength = exports.FormatError = exports.XRefParseException = exports.Util = exports.UnknownErrorException = exports.UnexpectedResponseException = exports.TextRenderingMode = exports.StreamType = exports.StatTimer = exports.PasswordResponses = exports.PasswordException = exports.PageViewport = exports.NotImplementedException = exports.NativeImageDecoding = exports.MissingPDFException = exports.MissingDataException = exports.MessageHandler = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VERBOSITY_LEVELS = exports.OPS = exports.IDENTITY_MATRIX = exports.FONT_IDENTITY_MATRIX = undefined; + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; + +__w_pdfjs_require__(16); + +var _streams_polyfill = __w_pdfjs_require__(17); + +var globalScope = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : undefined; +var FONT_IDENTITY_MATRIX = [0.001, 0, 0, 0.001, 0, 0]; +var NativeImageDecoding = { + NONE: 'none', + DECODE: 'decode', + DISPLAY: 'display' +}; +var TextRenderingMode = { + FILL: 0, + STROKE: 1, + FILL_STROKE: 2, + INVISIBLE: 3, + FILL_ADD_TO_PATH: 4, + STROKE_ADD_TO_PATH: 5, + FILL_STROKE_ADD_TO_PATH: 6, + ADD_TO_PATH: 7, + FILL_STROKE_MASK: 3, + ADD_TO_PATH_FLAG: 4 +}; +var ImageKind = { + GRAYSCALE_1BPP: 1, + RGB_24BPP: 2, + RGBA_32BPP: 3 +}; +var AnnotationType = { + TEXT: 1, + LINK: 2, + FREETEXT: 3, + LINE: 4, + SQUARE: 5, + CIRCLE: 6, + POLYGON: 7, + POLYLINE: 8, + HIGHLIGHT: 9, + UNDERLINE: 10, + SQUIGGLY: 11, + STRIKEOUT: 12, + STAMP: 13, + CARET: 14, + INK: 15, + POPUP: 16, + FILEATTACHMENT: 17, + SOUND: 18, + MOVIE: 19, + WIDGET: 20, + SCREEN: 21, + PRINTERMARK: 22, + TRAPNET: 23, + WATERMARK: 24, + THREED: 25, + REDACT: 26 +}; +var AnnotationFlag = { + INVISIBLE: 0x01, + HIDDEN: 0x02, + PRINT: 0x04, + NOZOOM: 0x08, + NOROTATE: 0x10, + NOVIEW: 0x20, + READONLY: 0x40, + LOCKED: 0x80, + TOGGLENOVIEW: 0x100, + LOCKEDCONTENTS: 0x200 +}; +var AnnotationFieldFlag = { + READONLY: 0x0000001, + REQUIRED: 0x0000002, + NOEXPORT: 0x0000004, + MULTILINE: 0x0001000, + PASSWORD: 0x0002000, + NOTOGGLETOOFF: 0x0004000, + RADIO: 0x0008000, + PUSHBUTTON: 0x0010000, + COMBO: 0x0020000, + EDIT: 0x0040000, + SORT: 0x0080000, + FILESELECT: 0x0100000, + MULTISELECT: 0x0200000, + DONOTSPELLCHECK: 0x0400000, + DONOTSCROLL: 0x0800000, + COMB: 0x1000000, + RICHTEXT: 0x2000000, + RADIOSINUNISON: 0x2000000, + COMMITONSELCHANGE: 0x4000000 +}; +var AnnotationBorderStyleType = { + SOLID: 1, + DASHED: 2, + BEVELED: 3, + INSET: 4, + UNDERLINE: 5 +}; +var StreamType = { + UNKNOWN: 0, + FLATE: 1, + LZW: 2, + DCT: 3, + JPX: 4, + JBIG: 5, + A85: 6, + AHX: 7, + CCF: 8, + RL: 9 +}; +var FontType = { + UNKNOWN: 0, + TYPE1: 1, + TYPE1C: 2, + CIDFONTTYPE0: 3, + CIDFONTTYPE0C: 4, + TRUETYPE: 5, + CIDFONTTYPE2: 6, + TYPE3: 7, + OPENTYPE: 8, + TYPE0: 9, + MMTYPE1: 10 +}; +var VERBOSITY_LEVELS = { + errors: 0, + warnings: 1, + infos: 5 +}; +var CMapCompressionType = { + NONE: 0, + BINARY: 1, + STREAM: 2 +}; +var OPS = { + dependency: 1, + setLineWidth: 2, + setLineCap: 3, + setLineJoin: 4, + setMiterLimit: 5, + setDash: 6, + setRenderingIntent: 7, + setFlatness: 8, + setGState: 9, + save: 10, + restore: 11, + transform: 12, + moveTo: 13, + lineTo: 14, + curveTo: 15, + curveTo2: 16, + curveTo3: 17, + closePath: 18, + rectangle: 19, + stroke: 20, + closeStroke: 21, + fill: 22, + eoFill: 23, + fillStroke: 24, + eoFillStroke: 25, + closeFillStroke: 26, + closeEOFillStroke: 27, + endPath: 28, + clip: 29, + eoClip: 30, + beginText: 31, + endText: 32, + setCharSpacing: 33, + setWordSpacing: 34, + setHScale: 35, + setLeading: 36, + setFont: 37, + setTextRenderingMode: 38, + setTextRise: 39, + moveText: 40, + setLeadingMoveText: 41, + setTextMatrix: 42, + nextLine: 43, + showText: 44, + showSpacedText: 45, + nextLineShowText: 46, + nextLineSetSpacingShowText: 47, + setCharWidth: 48, + setCharWidthAndBounds: 49, + setStrokeColorSpace: 50, + setFillColorSpace: 51, + setStrokeColor: 52, + setStrokeColorN: 53, + setFillColor: 54, + setFillColorN: 55, + setStrokeGray: 56, + setFillGray: 57, + setStrokeRGBColor: 58, + setFillRGBColor: 59, + setStrokeCMYKColor: 60, + setFillCMYKColor: 61, + shadingFill: 62, + beginInlineImage: 63, + beginImageData: 64, + endInlineImage: 65, + paintXObject: 66, + markPoint: 67, + markPointProps: 68, + beginMarkedContent: 69, + beginMarkedContentProps: 70, + endMarkedContent: 71, + beginCompat: 72, + endCompat: 73, + paintFormXObjectBegin: 74, + paintFormXObjectEnd: 75, + beginGroup: 76, + endGroup: 77, + beginAnnotations: 78, + endAnnotations: 79, + beginAnnotation: 80, + endAnnotation: 81, + paintJpegXObject: 82, + paintImageMaskXObject: 83, + paintImageMaskXObjectGroup: 84, + paintImageXObject: 85, + paintInlineImageXObject: 86, + paintInlineImageXObjectGroup: 87, + paintImageXObjectRepeat: 88, + paintImageMaskXObjectRepeat: 89, + paintSolidColorImageMask: 90, + constructPath: 91 +}; +var verbosity = VERBOSITY_LEVELS.warnings; +function setVerbosityLevel(level) { + verbosity = level; +} +function getVerbosityLevel() { + return verbosity; +} +function info(msg) { + if (verbosity >= VERBOSITY_LEVELS.infos) { + console.log('Info: ' + msg); + } +} +function warn(msg) { + if (verbosity >= VERBOSITY_LEVELS.warnings) { + console.log('Warning: ' + msg); + } +} +function deprecated(details) { + console.log('Deprecated API usage: ' + details); +} +function unreachable(msg) { + throw new Error(msg); +} +function assert(cond, msg) { + if (!cond) { + unreachable(msg); + } +} +var UNSUPPORTED_FEATURES = { + unknown: 'unknown', + forms: 'forms', + javaScript: 'javaScript', + smask: 'smask', + shadingPattern: 'shadingPattern', + font: 'font' +}; +function isSameOrigin(baseUrl, otherUrl) { + try { + var base = new URL(baseUrl); + if (!base.origin || base.origin === 'null') { + return false; + } + } catch (e) { + return false; + } + var other = new URL(otherUrl, base); + return base.origin === other.origin; +} +function isValidProtocol(url) { + if (!url) { + return false; + } + switch (url.protocol) { + case 'http:': + case 'https:': + case 'ftp:': + case 'mailto:': + case 'tel:': + return true; + default: + return false; + } +} +function createValidAbsoluteUrl(url, baseUrl) { + if (!url) { + return null; + } + try { + var absoluteUrl = baseUrl ? new URL(url, baseUrl) : new URL(url); + if (isValidProtocol(absoluteUrl)) { + return absoluteUrl; + } + } catch (ex) {} + return null; +} +function shadow(obj, prop, value) { + Object.defineProperty(obj, prop, { + value: value, + enumerable: true, + configurable: true, + writable: false + }); + return value; +} +function getLookupTableFactory(initializer) { + var lookup; + return function () { + if (initializer) { + lookup = Object.create(null); + initializer(lookup); + initializer = null; + } + return lookup; + }; +} +var PasswordResponses = { + NEED_PASSWORD: 1, + INCORRECT_PASSWORD: 2 +}; +var PasswordException = function PasswordExceptionClosure() { + function PasswordException(msg, code) { + this.name = 'PasswordException'; + this.message = msg; + this.code = code; + } + PasswordException.prototype = new Error(); + PasswordException.constructor = PasswordException; + return PasswordException; +}(); +var UnknownErrorException = function UnknownErrorExceptionClosure() { + function UnknownErrorException(msg, details) { + this.name = 'UnknownErrorException'; + this.message = msg; + this.details = details; + } + UnknownErrorException.prototype = new Error(); + UnknownErrorException.constructor = UnknownErrorException; + return UnknownErrorException; +}(); +var InvalidPDFException = function InvalidPDFExceptionClosure() { + function InvalidPDFException(msg) { + this.name = 'InvalidPDFException'; + this.message = msg; + } + InvalidPDFException.prototype = new Error(); + InvalidPDFException.constructor = InvalidPDFException; + return InvalidPDFException; +}(); +var MissingPDFException = function MissingPDFExceptionClosure() { + function MissingPDFException(msg) { + this.name = 'MissingPDFException'; + this.message = msg; + } + MissingPDFException.prototype = new Error(); + MissingPDFException.constructor = MissingPDFException; + return MissingPDFException; +}(); +var UnexpectedResponseException = function UnexpectedResponseExceptionClosure() { + function UnexpectedResponseException(msg, status) { + this.name = 'UnexpectedResponseException'; + this.message = msg; + this.status = status; + } + UnexpectedResponseException.prototype = new Error(); + UnexpectedResponseException.constructor = UnexpectedResponseException; + return UnexpectedResponseException; +}(); +var NotImplementedException = function NotImplementedExceptionClosure() { + function NotImplementedException(msg) { + this.message = msg; + } + NotImplementedException.prototype = new Error(); + NotImplementedException.prototype.name = 'NotImplementedException'; + NotImplementedException.constructor = NotImplementedException; + return NotImplementedException; +}(); +var MissingDataException = function MissingDataExceptionClosure() { + function MissingDataException(begin, end) { + this.begin = begin; + this.end = end; + this.message = 'Missing data [' + begin + ', ' + end + ')'; + } + MissingDataException.prototype = new Error(); + MissingDataException.prototype.name = 'MissingDataException'; + MissingDataException.constructor = MissingDataException; + return MissingDataException; +}(); +var XRefParseException = function XRefParseExceptionClosure() { + function XRefParseException(msg) { + this.message = msg; + } + XRefParseException.prototype = new Error(); + XRefParseException.prototype.name = 'XRefParseException'; + XRefParseException.constructor = XRefParseException; + return XRefParseException; +}(); +var FormatError = function FormatErrorClosure() { + function FormatError(msg) { + this.message = msg; + } + FormatError.prototype = new Error(); + FormatError.prototype.name = 'FormatError'; + FormatError.constructor = FormatError; + return FormatError; +}(); +var AbortException = function AbortExceptionClosure() { + function AbortException(msg) { + this.name = 'AbortException'; + this.message = msg; + } + AbortException.prototype = new Error(); + AbortException.constructor = AbortException; + return AbortException; +}(); +var NullCharactersRegExp = /\x00/g; +function removeNullCharacters(str) { + if (typeof str !== 'string') { + warn('The argument for removeNullCharacters must be a string.'); + return str; + } + return str.replace(NullCharactersRegExp, ''); +} +function bytesToString(bytes) { + assert(bytes !== null && (typeof bytes === 'undefined' ? 'undefined' : _typeof(bytes)) === 'object' && bytes.length !== undefined, 'Invalid argument for bytesToString'); + var length = bytes.length; + var MAX_ARGUMENT_COUNT = 8192; + if (length < MAX_ARGUMENT_COUNT) { + return String.fromCharCode.apply(null, bytes); + } + var strBuf = []; + for (var i = 0; i < length; i += MAX_ARGUMENT_COUNT) { + var chunkEnd = Math.min(i + MAX_ARGUMENT_COUNT, length); + var chunk = bytes.subarray(i, chunkEnd); + strBuf.push(String.fromCharCode.apply(null, chunk)); + } + return strBuf.join(''); +} +function stringToBytes(str) { + assert(typeof str === 'string', 'Invalid argument for stringToBytes'); + var length = str.length; + var bytes = new Uint8Array(length); + for (var i = 0; i < length; ++i) { + bytes[i] = str.charCodeAt(i) & 0xFF; + } + return bytes; +} +function arrayByteLength(arr) { + if (arr.length !== undefined) { + return arr.length; + } + assert(arr.byteLength !== undefined); + return arr.byteLength; +} +function arraysToBytes(arr) { + if (arr.length === 1 && arr[0] instanceof Uint8Array) { + return arr[0]; + } + var resultLength = 0; + var i, + ii = arr.length; + var item, itemLength; + for (i = 0; i < ii; i++) { + item = arr[i]; + itemLength = arrayByteLength(item); + resultLength += itemLength; + } + var pos = 0; + var data = new Uint8Array(resultLength); + for (i = 0; i < ii; i++) { + item = arr[i]; + if (!(item instanceof Uint8Array)) { + if (typeof item === 'string') { + item = stringToBytes(item); + } else { + item = new Uint8Array(item); + } + } + itemLength = item.byteLength; + data.set(item, pos); + pos += itemLength; + } + return data; +} +function string32(value) { + return String.fromCharCode(value >> 24 & 0xff, value >> 16 & 0xff, value >> 8 & 0xff, value & 0xff); +} +function log2(x) { + var n = 1, + i = 0; + while (x > n) { + n <<= 1; + i++; + } + return i; +} +function readInt8(data, start) { + return data[start] << 24 >> 24; +} +function readUint16(data, offset) { + return data[offset] << 8 | data[offset + 1]; +} +function readUint32(data, offset) { + return (data[offset] << 24 | data[offset + 1] << 16 | data[offset + 2] << 8 | data[offset + 3]) >>> 0; +} +function isLittleEndian() { + var buffer8 = new Uint8Array(4); + buffer8[0] = 1; + var view32 = new Uint32Array(buffer8.buffer, 0, 1); + return view32[0] === 1; +} +function isEvalSupported() { + try { + new Function(''); + return true; + } catch (e) { + return false; + } +} +var IDENTITY_MATRIX = [1, 0, 0, 1, 0, 0]; +var Util = function UtilClosure() { + function Util() {} + var rgbBuf = ['rgb(', 0, ',', 0, ',', 0, ')']; + Util.makeCssRgb = function Util_makeCssRgb(r, g, b) { + rgbBuf[1] = r; + rgbBuf[3] = g; + rgbBuf[5] = b; + return rgbBuf.join(''); + }; + Util.transform = function Util_transform(m1, m2) { + return [m1[0] * m2[0] + m1[2] * m2[1], m1[1] * m2[0] + m1[3] * m2[1], m1[0] * m2[2] + m1[2] * m2[3], m1[1] * m2[2] + m1[3] * m2[3], m1[0] * m2[4] + m1[2] * m2[5] + m1[4], m1[1] * m2[4] + m1[3] * m2[5] + m1[5]]; + }; + Util.applyTransform = function Util_applyTransform(p, m) { + var xt = p[0] * m[0] + p[1] * m[2] + m[4]; + var yt = p[0] * m[1] + p[1] * m[3] + m[5]; + return [xt, yt]; + }; + Util.applyInverseTransform = function Util_applyInverseTransform(p, m) { + var d = m[0] * m[3] - m[1] * m[2]; + var xt = (p[0] * m[3] - p[1] * m[2] + m[2] * m[5] - m[4] * m[3]) / d; + var yt = (-p[0] * m[1] + p[1] * m[0] + m[4] * m[1] - m[5] * m[0]) / d; + return [xt, yt]; + }; + Util.getAxialAlignedBoundingBox = function Util_getAxialAlignedBoundingBox(r, m) { + var p1 = Util.applyTransform(r, m); + var p2 = Util.applyTransform(r.slice(2, 4), m); + var p3 = Util.applyTransform([r[0], r[3]], m); + var p4 = Util.applyTransform([r[2], r[1]], m); + return [Math.min(p1[0], p2[0], p3[0], p4[0]), Math.min(p1[1], p2[1], p3[1], p4[1]), Math.max(p1[0], p2[0], p3[0], p4[0]), Math.max(p1[1], p2[1], p3[1], p4[1])]; + }; + Util.inverseTransform = function Util_inverseTransform(m) { + var d = m[0] * m[3] - m[1] * m[2]; + return [m[3] / d, -m[1] / d, -m[2] / d, m[0] / d, (m[2] * m[5] - m[4] * m[3]) / d, (m[4] * m[1] - m[5] * m[0]) / d]; + }; + Util.apply3dTransform = function Util_apply3dTransform(m, v) { + return [m[0] * v[0] + m[1] * v[1] + m[2] * v[2], m[3] * v[0] + m[4] * v[1] + m[5] * v[2], m[6] * v[0] + m[7] * v[1] + m[8] * v[2]]; + }; + Util.singularValueDecompose2dScale = function Util_singularValueDecompose2dScale(m) { + var transpose = [m[0], m[2], m[1], m[3]]; + var a = m[0] * transpose[0] + m[1] * transpose[2]; + var b = m[0] * transpose[1] + m[1] * transpose[3]; + var c = m[2] * transpose[0] + m[3] * transpose[2]; + var d = m[2] * transpose[1] + m[3] * transpose[3]; + var first = (a + d) / 2; + var second = Math.sqrt((a + d) * (a + d) - 4 * (a * d - c * b)) / 2; + var sx = first + second || 1; + var sy = first - second || 1; + return [Math.sqrt(sx), Math.sqrt(sy)]; + }; + Util.normalizeRect = function Util_normalizeRect(rect) { + var r = rect.slice(0); + if (rect[0] > rect[2]) { + r[0] = rect[2]; + r[2] = rect[0]; + } + if (rect[1] > rect[3]) { + r[1] = rect[3]; + r[3] = rect[1]; + } + return r; + }; + Util.intersect = function Util_intersect(rect1, rect2) { + function compare(a, b) { + return a - b; + } + var orderedX = [rect1[0], rect1[2], rect2[0], rect2[2]].sort(compare), + orderedY = [rect1[1], rect1[3], rect2[1], rect2[3]].sort(compare), + result = []; + rect1 = Util.normalizeRect(rect1); + rect2 = Util.normalizeRect(rect2); + if (orderedX[0] === rect1[0] && orderedX[1] === rect2[0] || orderedX[0] === rect2[0] && orderedX[1] === rect1[0]) { + result[0] = orderedX[1]; + result[2] = orderedX[2]; + } else { + return false; + } + if (orderedY[0] === rect1[1] && orderedY[1] === rect2[1] || orderedY[0] === rect2[1] && orderedY[1] === rect1[1]) { + result[1] = orderedY[1]; + result[3] = orderedY[2]; + } else { + return false; + } + return result; + }; + Util.sign = function Util_sign(num) { + return num < 0 ? -1 : 1; + }; + var ROMAN_NUMBER_MAP = ['', 'C', 'CC', 'CCC', 'CD', 'D', 'DC', 'DCC', 'DCCC', 'CM', '', 'X', 'XX', 'XXX', 'XL', 'L', 'LX', 'LXX', 'LXXX', 'XC', '', 'I', 'II', 'III', 'IV', 'V', 'VI', 'VII', 'VIII', 'IX']; + Util.toRoman = function Util_toRoman(number, lowerCase) { + assert(isInt(number) && number > 0, 'The number should be a positive integer.'); + var pos, + romanBuf = []; + while (number >= 1000) { + number -= 1000; + romanBuf.push('M'); + } + pos = number / 100 | 0; + number %= 100; + romanBuf.push(ROMAN_NUMBER_MAP[pos]); + pos = number / 10 | 0; + number %= 10; + romanBuf.push(ROMAN_NUMBER_MAP[10 + pos]); + romanBuf.push(ROMAN_NUMBER_MAP[20 + number]); + var romanStr = romanBuf.join(''); + return lowerCase ? romanStr.toLowerCase() : romanStr; + }; + Util.appendToArray = function Util_appendToArray(arr1, arr2) { + Array.prototype.push.apply(arr1, arr2); + }; + Util.prependToArray = function Util_prependToArray(arr1, arr2) { + Array.prototype.unshift.apply(arr1, arr2); + }; + Util.extendObj = function extendObj(obj1, obj2) { + for (var key in obj2) { + obj1[key] = obj2[key]; + } + }; + Util.getInheritableProperty = function Util_getInheritableProperty(dict, name, getArray) { + while (dict && !dict.has(name)) { + dict = dict.get('Parent'); + } + if (!dict) { + return null; + } + return getArray ? dict.getArray(name) : dict.get(name); + }; + Util.inherit = function Util_inherit(sub, base, prototype) { + sub.prototype = Object.create(base.prototype); + sub.prototype.constructor = sub; + for (var prop in prototype) { + sub.prototype[prop] = prototype[prop]; + } + }; + Util.loadScript = function Util_loadScript(src, callback) { + var script = document.createElement('script'); + var loaded = false; + script.setAttribute('src', src); + if (callback) { + script.onload = function () { + if (!loaded) { + callback(); + } + loaded = true; + }; + } + document.getElementsByTagName('head')[0].appendChild(script); + }; + return Util; +}(); +var PageViewport = function PageViewportClosure() { + function PageViewport(viewBox, scale, rotation, offsetX, offsetY, dontFlip) { + this.viewBox = viewBox; + this.scale = scale; + this.rotation = rotation; + this.offsetX = offsetX; + this.offsetY = offsetY; + var centerX = (viewBox[2] + viewBox[0]) / 2; + var centerY = (viewBox[3] + viewBox[1]) / 2; + var rotateA, rotateB, rotateC, rotateD; + rotation = rotation % 360; + rotation = rotation < 0 ? rotation + 360 : rotation; + switch (rotation) { + case 180: + rotateA = -1; + rotateB = 0; + rotateC = 0; + rotateD = 1; + break; + case 90: + rotateA = 0; + rotateB = 1; + rotateC = 1; + rotateD = 0; + break; + case 270: + rotateA = 0; + rotateB = -1; + rotateC = -1; + rotateD = 0; + break; + default: + rotateA = 1; + rotateB = 0; + rotateC = 0; + rotateD = -1; + break; + } + if (dontFlip) { + rotateC = -rotateC; + rotateD = -rotateD; + } + var offsetCanvasX, offsetCanvasY; + var width, height; + if (rotateA === 0) { + offsetCanvasX = Math.abs(centerY - viewBox[1]) * scale + offsetX; + offsetCanvasY = Math.abs(centerX - viewBox[0]) * scale + offsetY; + width = Math.abs(viewBox[3] - viewBox[1]) * scale; + height = Math.abs(viewBox[2] - viewBox[0]) * scale; + } else { + offsetCanvasX = Math.abs(centerX - viewBox[0]) * scale + offsetX; + offsetCanvasY = Math.abs(centerY - viewBox[1]) * scale + offsetY; + width = Math.abs(viewBox[2] - viewBox[0]) * scale; + height = Math.abs(viewBox[3] - viewBox[1]) * scale; + } + this.transform = [rotateA * scale, rotateB * scale, rotateC * scale, rotateD * scale, offsetCanvasX - rotateA * scale * centerX - rotateC * scale * centerY, offsetCanvasY - rotateB * scale * centerX - rotateD * scale * centerY]; + this.width = width; + this.height = height; + this.fontScale = scale; + } + PageViewport.prototype = { + clone: function PageViewPort_clone(args) { + args = args || {}; + var scale = 'scale' in args ? args.scale : this.scale; + var rotation = 'rotation' in args ? args.rotation : this.rotation; + return new PageViewport(this.viewBox.slice(), scale, rotation, this.offsetX, this.offsetY, args.dontFlip); + }, + convertToViewportPoint: function PageViewport_convertToViewportPoint(x, y) { + return Util.applyTransform([x, y], this.transform); + }, + convertToViewportRectangle: function PageViewport_convertToViewportRectangle(rect) { + var tl = Util.applyTransform([rect[0], rect[1]], this.transform); + var br = Util.applyTransform([rect[2], rect[3]], this.transform); + return [tl[0], tl[1], br[0], br[1]]; + }, + convertToPdfPoint: function PageViewport_convertToPdfPoint(x, y) { + return Util.applyInverseTransform([x, y], this.transform); + } + }; + return PageViewport; +}(); +var PDFStringTranslateTable = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2D8, 0x2C7, 0x2C6, 0x2D9, 0x2DD, 0x2DB, 0x2DA, 0x2DC, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x2022, 0x2020, 0x2021, 0x2026, 0x2014, 0x2013, 0x192, 0x2044, 0x2039, 0x203A, 0x2212, 0x2030, 0x201E, 0x201C, 0x201D, 0x2018, 0x2019, 0x201A, 0x2122, 0xFB01, 0xFB02, 0x141, 0x152, 0x160, 0x178, 0x17D, 0x131, 0x142, 0x153, 0x161, 0x17E, 0, 0x20AC]; +function stringToPDFString(str) { + var i, + n = str.length, + strBuf = []; + if (str[0] === '\xFE' && str[1] === '\xFF') { + for (i = 2; i < n; i += 2) { + strBuf.push(String.fromCharCode(str.charCodeAt(i) << 8 | str.charCodeAt(i + 1))); + } + } else { + for (i = 0; i < n; ++i) { + var code = PDFStringTranslateTable[str.charCodeAt(i)]; + strBuf.push(code ? String.fromCharCode(code) : str.charAt(i)); + } + } + return strBuf.join(''); +} +function stringToUTF8String(str) { + return decodeURIComponent(escape(str)); +} +function utf8StringToString(str) { + return unescape(encodeURIComponent(str)); +} +function isEmptyObj(obj) { + for (var key in obj) { + return false; + } + return true; +} +function isBool(v) { + return typeof v === 'boolean'; +} +function isInt(v) { + return typeof v === 'number' && (v | 0) === v; +} +function isNum(v) { + return typeof v === 'number'; +} +function isString(v) { + return typeof v === 'string'; +} +function isArray(v) { + return v instanceof Array; +} +function isArrayBuffer(v) { + return (typeof v === 'undefined' ? 'undefined' : _typeof(v)) === 'object' && v !== null && v.byteLength !== undefined; +} +function isSpace(ch) { + return ch === 0x20 || ch === 0x09 || ch === 0x0D || ch === 0x0A; +} +function isNodeJS() { + return (typeof process === 'undefined' ? 'undefined' : _typeof(process)) === 'object' && process + '' === '[object process]'; +} +function createPromiseCapability() { + var capability = {}; + capability.promise = new Promise(function (resolve, reject) { + capability.resolve = resolve; + capability.reject = reject; + }); + return capability; +} +var StatTimer = function StatTimerClosure() { + function rpad(str, pad, length) { + while (str.length < length) { + str += pad; + } + return str; + } + function StatTimer() { + this.started = Object.create(null); + this.times = []; + this.enabled = true; + } + StatTimer.prototype = { + time: function StatTimer_time(name) { + if (!this.enabled) { + return; + } + if (name in this.started) { + warn('Timer is already running for ' + name); + } + this.started[name] = Date.now(); + }, + timeEnd: function StatTimer_timeEnd(name) { + if (!this.enabled) { + return; + } + if (!(name in this.started)) { + warn('Timer has not been started for ' + name); + } + this.times.push({ + 'name': name, + 'start': this.started[name], + 'end': Date.now() + }); + delete this.started[name]; + }, + toString: function StatTimer_toString() { + var i, ii; + var times = this.times; + var out = ''; + var longest = 0; + for (i = 0, ii = times.length; i < ii; ++i) { + var name = times[i]['name']; + if (name.length > longest) { + longest = name.length; + } + } + for (i = 0, ii = times.length; i < ii; ++i) { + var span = times[i]; + var duration = span.end - span.start; + out += rpad(span['name'], ' ', longest) + ' ' + duration + 'ms\n'; + } + return out; + } + }; + return StatTimer; +}(); +var createBlob = function createBlob(data, contentType) { + if (typeof Blob !== 'undefined') { + return new Blob([data], { type: contentType }); + } + throw new Error('The "Blob" constructor is not supported.'); +}; +var createObjectURL = function createObjectURLClosure() { + var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + return function createObjectURL(data, contentType) { + var forceDataSchema = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false; + + if (!forceDataSchema && URL.createObjectURL) { + var blob = createBlob(data, contentType); + return URL.createObjectURL(blob); + } + var buffer = 'data:' + contentType + ';base64,'; + for (var i = 0, ii = data.length; i < ii; i += 3) { + var b1 = data[i] & 0xFF; + var b2 = data[i + 1] & 0xFF; + var b3 = data[i + 2] & 0xFF; + var d1 = b1 >> 2, + d2 = (b1 & 3) << 4 | b2 >> 4; + var d3 = i + 1 < ii ? (b2 & 0xF) << 2 | b3 >> 6 : 64; + var d4 = i + 2 < ii ? b3 & 0x3F : 64; + buffer += digits[d1] + digits[d2] + digits[d3] + digits[d4]; + } + return buffer; + }; +}(); +function resolveCall(fn, args) { + var thisArg = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : null; + + if (!fn) { + return Promise.resolve(undefined); + } + return new Promise(function (resolve, reject) { + resolve(fn.apply(thisArg, args)); + }); +} +function wrapReason(reason) { + if ((typeof reason === 'undefined' ? 'undefined' : _typeof(reason)) !== 'object') { + return reason; + } + switch (reason.name) { + case 'AbortException': + return new AbortException(reason.message); + case 'MissingPDFException': + return new MissingPDFException(reason.message); + case 'UnexpectedResponseException': + return new UnexpectedResponseException(reason.message, reason.status); + default: + return new UnknownErrorException(reason.message, reason.details); + } +} +function resolveOrReject(capability, success, reason) { + if (success) { + capability.resolve(); + } else { + capability.reject(reason); + } +} +function finalize(promise) { + return Promise.resolve(promise).catch(function () {}); +} +function MessageHandler(sourceName, targetName, comObj) { + var _this = this; + + this.sourceName = sourceName; + this.targetName = targetName; + this.comObj = comObj; + this.callbackId = 1; + this.streamId = 1; + this.postMessageTransfers = true; + this.streamSinks = Object.create(null); + this.streamControllers = Object.create(null); + var callbacksCapabilities = this.callbacksCapabilities = Object.create(null); + var ah = this.actionHandler = Object.create(null); + this._onComObjOnMessage = function (event) { + var data = event.data; + if (data.targetName !== _this.sourceName) { + return; + } + if (data.stream) { + _this._processStreamMessage(data); + } else if (data.isReply) { + var callbackId = data.callbackId; + if (data.callbackId in callbacksCapabilities) { + var callback = callbacksCapabilities[callbackId]; + delete callbacksCapabilities[callbackId]; + if ('error' in data) { + callback.reject(wrapReason(data.error)); + } else { + callback.resolve(data.data); + } + } else { + throw new Error('Cannot resolve callback ' + callbackId); + } + } else if (data.action in ah) { + var action = ah[data.action]; + if (data.callbackId) { + var _sourceName = _this.sourceName; + var _targetName = data.sourceName; + Promise.resolve().then(function () { + return action[0].call(action[1], data.data); + }).then(function (result) { + comObj.postMessage({ + sourceName: _sourceName, + targetName: _targetName, + isReply: true, + callbackId: data.callbackId, + data: result + }); + }, function (reason) { + if (reason instanceof Error) { + reason = reason + ''; + } + comObj.postMessage({ + sourceName: _sourceName, + targetName: _targetName, + isReply: true, + callbackId: data.callbackId, + error: reason + }); + }); + } else if (data.streamId) { + _this._createStreamSink(data); + } else { + action[0].call(action[1], data.data); + } + } else { + throw new Error('Unknown action from worker: ' + data.action); + } + }; + comObj.addEventListener('message', this._onComObjOnMessage); +} +MessageHandler.prototype = { + on: function on(actionName, handler, scope) { + var ah = this.actionHandler; + if (ah[actionName]) { + throw new Error('There is already an actionName called "' + actionName + '"'); + } + ah[actionName] = [handler, scope]; + }, + send: function send(actionName, data, transfers) { + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data + }; + this.postMessage(message, transfers); + }, + sendWithPromise: function sendWithPromise(actionName, data, transfers) { + var callbackId = this.callbackId++; + var message = { + sourceName: this.sourceName, + targetName: this.targetName, + action: actionName, + data: data, + callbackId: callbackId + }; + var capability = createPromiseCapability(); + this.callbacksCapabilities[callbackId] = capability; + try { + this.postMessage(message, transfers); + } catch (e) { + capability.reject(e); + } + return capability.promise; + }, + sendWithStream: function sendWithStream(actionName, data, queueingStrategy, transfers) { + var _this2 = this; + + var streamId = this.streamId++; + var sourceName = this.sourceName; + var targetName = this.targetName; + return new _streams_polyfill.ReadableStream({ + start: function start(controller) { + var startCapability = createPromiseCapability(); + _this2.streamControllers[streamId] = { + controller: controller, + startCall: startCapability, + isClosed: false + }; + _this2.postMessage({ + sourceName: sourceName, + targetName: targetName, + action: actionName, + streamId: streamId, + data: data, + desiredSize: controller.desiredSize + }); + return startCapability.promise; + }, + pull: function pull(controller) { + var pullCapability = createPromiseCapability(); + _this2.streamControllers[streamId].pullCall = pullCapability; + _this2.postMessage({ + sourceName: sourceName, + targetName: targetName, + stream: 'pull', + streamId: streamId, + desiredSize: controller.desiredSize + }); + return pullCapability.promise; + }, + cancel: function cancel(reason) { + var cancelCapability = createPromiseCapability(); + _this2.streamControllers[streamId].cancelCall = cancelCapability; + _this2.streamControllers[streamId].isClosed = true; + _this2.postMessage({ + sourceName: sourceName, + targetName: targetName, + stream: 'cancel', + reason: reason, + streamId: streamId + }); + return cancelCapability.promise; + } + }, queueingStrategy); + }, + _createStreamSink: function _createStreamSink(data) { + var _this3 = this; + + var self = this; + var action = this.actionHandler[data.action]; + var streamId = data.streamId; + var desiredSize = data.desiredSize; + var sourceName = this.sourceName; + var targetName = data.sourceName; + var capability = createPromiseCapability(); + var sendStreamRequest = function sendStreamRequest(_ref) { + var stream = _ref.stream, + chunk = _ref.chunk, + transfers = _ref.transfers, + success = _ref.success, + reason = _ref.reason; + + _this3.postMessage({ + sourceName: sourceName, + targetName: targetName, + stream: stream, + streamId: streamId, + chunk: chunk, + success: success, + reason: reason + }, transfers); + }; + var streamSink = { + enqueue: function enqueue(chunk) { + var size = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 1; + var transfers = arguments[2]; + + if (this.isCancelled) { + return; + } + var lastDesiredSize = this.desiredSize; + this.desiredSize -= size; + if (lastDesiredSize > 0 && this.desiredSize <= 0) { + this.sinkCapability = createPromiseCapability(); + this.ready = this.sinkCapability.promise; + } + sendStreamRequest({ + stream: 'enqueue', + chunk: chunk, + transfers: transfers + }); + }, + close: function close() { + if (this.isCancelled) { + return; + } + sendStreamRequest({ stream: 'close' }); + delete self.streamSinks[streamId]; + }, + error: function error(reason) { + if (this.isCancelled) { + return; + } + this.isCancelled = true; + sendStreamRequest({ + stream: 'error', + reason: reason + }); + }, + + sinkCapability: capability, + onPull: null, + onCancel: null, + isCancelled: false, + desiredSize: desiredSize, + ready: null + }; + streamSink.sinkCapability.resolve(); + streamSink.ready = streamSink.sinkCapability.promise; + this.streamSinks[streamId] = streamSink; + resolveCall(action[0], [data.data, streamSink], action[1]).then(function () { + sendStreamRequest({ + stream: 'start_complete', + success: true + }); + }, function (reason) { + sendStreamRequest({ + stream: 'start_complete', + success: false, + reason: reason + }); + }); + }, + _processStreamMessage: function _processStreamMessage(data) { + var _this4 = this; + + var sourceName = this.sourceName; + var targetName = data.sourceName; + var streamId = data.streamId; + var sendStreamResponse = function sendStreamResponse(_ref2) { + var stream = _ref2.stream, + success = _ref2.success, + reason = _ref2.reason; + + _this4.comObj.postMessage({ + sourceName: sourceName, + targetName: targetName, + stream: stream, + success: success, + streamId: streamId, + reason: reason + }); + }; + var deleteStreamController = function deleteStreamController() { + Promise.all([_this4.streamControllers[data.streamId].startCall, _this4.streamControllers[data.streamId].pullCall, _this4.streamControllers[data.streamId].cancelCall].map(function (capability) { + return capability && finalize(capability.promise); + })).then(function () { + delete _this4.streamControllers[data.streamId]; + }); + }; + switch (data.stream) { + case 'start_complete': + resolveOrReject(this.streamControllers[data.streamId].startCall, data.success, wrapReason(data.reason)); + break; + case 'pull_complete': + resolveOrReject(this.streamControllers[data.streamId].pullCall, data.success, wrapReason(data.reason)); + break; + case 'pull': + if (!this.streamSinks[data.streamId]) { + sendStreamResponse({ + stream: 'pull_complete', + success: true + }); + break; + } + if (this.streamSinks[data.streamId].desiredSize <= 0 && data.desiredSize > 0) { + this.streamSinks[data.streamId].sinkCapability.resolve(); + } + this.streamSinks[data.streamId].desiredSize = data.desiredSize; + resolveCall(this.streamSinks[data.streamId].onPull).then(function () { + sendStreamResponse({ + stream: 'pull_complete', + success: true + }); + }, function (reason) { + sendStreamResponse({ + stream: 'pull_complete', + success: false, + reason: reason + }); + }); + break; + case 'enqueue': + assert(this.streamControllers[data.streamId], 'enqueue should have stream controller'); + if (!this.streamControllers[data.streamId].isClosed) { + this.streamControllers[data.streamId].controller.enqueue(data.chunk); + } + break; + case 'close': + assert(this.streamControllers[data.streamId], 'close should have stream controller'); + if (this.streamControllers[data.streamId].isClosed) { + break; + } + this.streamControllers[data.streamId].isClosed = true; + this.streamControllers[data.streamId].controller.close(); + deleteStreamController(); + break; + case 'error': + assert(this.streamControllers[data.streamId], 'error should have stream controller'); + this.streamControllers[data.streamId].controller.error(wrapReason(data.reason)); + deleteStreamController(); + break; + case 'cancel_complete': + resolveOrReject(this.streamControllers[data.streamId].cancelCall, data.success, wrapReason(data.reason)); + deleteStreamController(); + break; + case 'cancel': + if (!this.streamSinks[data.streamId]) { + break; + } + resolveCall(this.streamSinks[data.streamId].onCancel, [wrapReason(data.reason)]).then(function () { + sendStreamResponse({ + stream: 'cancel_complete', + success: true + }); + }, function (reason) { + sendStreamResponse({ + stream: 'cancel_complete', + success: false, + reason: reason + }); + }); + this.streamSinks[data.streamId].sinkCapability.reject(wrapReason(data.reason)); + this.streamSinks[data.streamId].isCancelled = true; + delete this.streamSinks[data.streamId]; + break; + default: + throw new Error('Unexpected stream case'); + } + }, + postMessage: function postMessage(message, transfers) { + if (transfers && this.postMessageTransfers) { + this.comObj.postMessage(message, transfers); + } else { + this.comObj.postMessage(message); + } + }, + destroy: function destroy() { + this.comObj.removeEventListener('message', this._onComObjOnMessage); + } +}; +function loadJpegStream(id, imageUrl, objs) { + var img = new Image(); + img.onload = function loadJpegStream_onloadClosure() { + objs.resolve(id, img); + }; + img.onerror = function loadJpegStream_onerrorClosure() { + objs.resolve(id, null); + warn('Error during JPEG image loading'); + }; + img.src = imageUrl; +} +exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX; +exports.IDENTITY_MATRIX = IDENTITY_MATRIX; +exports.OPS = OPS; +exports.VERBOSITY_LEVELS = VERBOSITY_LEVELS; +exports.UNSUPPORTED_FEATURES = UNSUPPORTED_FEATURES; +exports.AnnotationBorderStyleType = AnnotationBorderStyleType; +exports.AnnotationFieldFlag = AnnotationFieldFlag; +exports.AnnotationFlag = AnnotationFlag; +exports.AnnotationType = AnnotationType; +exports.FontType = FontType; +exports.ImageKind = ImageKind; +exports.CMapCompressionType = CMapCompressionType; +exports.AbortException = AbortException; +exports.InvalidPDFException = InvalidPDFException; +exports.MessageHandler = MessageHandler; +exports.MissingDataException = MissingDataException; +exports.MissingPDFException = MissingPDFException; +exports.NativeImageDecoding = NativeImageDecoding; +exports.NotImplementedException = NotImplementedException; +exports.PageViewport = PageViewport; +exports.PasswordException = PasswordException; +exports.PasswordResponses = PasswordResponses; +exports.StatTimer = StatTimer; +exports.StreamType = StreamType; +exports.TextRenderingMode = TextRenderingMode; +exports.UnexpectedResponseException = UnexpectedResponseException; +exports.UnknownErrorException = UnknownErrorException; +exports.Util = Util; +exports.XRefParseException = XRefParseException; +exports.FormatError = FormatError; +exports.arrayByteLength = arrayByteLength; +exports.arraysToBytes = arraysToBytes; +exports.assert = assert; +exports.bytesToString = bytesToString; +exports.createBlob = createBlob; +exports.createPromiseCapability = createPromiseCapability; +exports.createObjectURL = createObjectURL; +exports.deprecated = deprecated; +exports.getLookupTableFactory = getLookupTableFactory; +exports.getVerbosityLevel = getVerbosityLevel; +exports.globalScope = globalScope; +exports.info = info; +exports.isArray = isArray; +exports.isArrayBuffer = isArrayBuffer; +exports.isBool = isBool; +exports.isEmptyObj = isEmptyObj; +exports.isInt = isInt; +exports.isNum = isNum; +exports.isString = isString; +exports.isSpace = isSpace; +exports.isNodeJS = isNodeJS; +exports.isSameOrigin = isSameOrigin; +exports.createValidAbsoluteUrl = createValidAbsoluteUrl; +exports.isLittleEndian = isLittleEndian; +exports.isEvalSupported = isEvalSupported; +exports.loadJpegStream = loadJpegStream; +exports.log2 = log2; +exports.readInt8 = readInt8; +exports.readUint16 = readUint16; +exports.readUint32 = readUint32; +exports.removeNullCharacters = removeNullCharacters; +exports.ReadableStream = _streams_polyfill.ReadableStream; +exports.setVerbosityLevel = setVerbosityLevel; +exports.shadow = shadow; +exports.string32 = string32; +exports.stringToBytes = stringToBytes; +exports.stringToPDFString = stringToPDFString; +exports.stringToUTF8String = stringToUTF8String; +exports.utf8StringToString = utf8StringToString; +exports.warn = warn; +exports.unreachable = unreachable; + +/***/ }), +/* 1 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.DOMCMapReaderFactory = exports.DOMCanvasFactory = exports.DEFAULT_LINK_REL = exports.getDefaultSetting = exports.LinkTarget = exports.getFilenameFromUrl = exports.isValidUrl = exports.isExternalLinkTargetSet = exports.addLinkAttributes = exports.RenderingCancelledException = exports.CustomStyle = undefined; + +var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); + +var _util = __w_pdfjs_require__(0); + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +var DEFAULT_LINK_REL = 'noopener noreferrer nofollow'; + +var DOMCanvasFactory = function () { + function DOMCanvasFactory() { + _classCallCheck(this, DOMCanvasFactory); + } + + _createClass(DOMCanvasFactory, [{ + key: 'create', + value: function create(width, height) { + if (width <= 0 || height <= 0) { + throw new Error('invalid canvas size'); + } + var canvas = document.createElement('canvas'); + var context = canvas.getContext('2d'); + canvas.width = width; + canvas.height = height; + return { + canvas: canvas, + context: context + }; + } + }, { + key: 'reset', + value: function reset(canvasAndContext, width, height) { + if (!canvasAndContext.canvas) { + throw new Error('canvas is not specified'); + } + if (width <= 0 || height <= 0) { + throw new Error('invalid canvas size'); + } + canvasAndContext.canvas.width = width; + canvasAndContext.canvas.height = height; + } + }, { + key: 'destroy', + value: function destroy(canvasAndContext) { + if (!canvasAndContext.canvas) { + throw new Error('canvas is not specified'); + } + canvasAndContext.canvas.width = 0; + canvasAndContext.canvas.height = 0; + canvasAndContext.canvas = null; + canvasAndContext.context = null; + } + }]); + + return DOMCanvasFactory; +}(); + +var DOMCMapReaderFactory = function () { + function DOMCMapReaderFactory(_ref) { + var _ref$baseUrl = _ref.baseUrl, + baseUrl = _ref$baseUrl === undefined ? null : _ref$baseUrl, + _ref$isCompressed = _ref.isCompressed, + isCompressed = _ref$isCompressed === undefined ? false : _ref$isCompressed; + + _classCallCheck(this, DOMCMapReaderFactory); + + this.baseUrl = baseUrl; + this.isCompressed = isCompressed; + } + + _createClass(DOMCMapReaderFactory, [{ + key: 'fetch', + value: function fetch(_ref2) { + var _this = this; + + var name = _ref2.name; + + if (!name) { + return Promise.reject(new Error('CMap name must be specified.')); + } + return new Promise(function (resolve, reject) { + var url = _this.baseUrl + name + (_this.isCompressed ? '.bcmap' : ''); + var request = new XMLHttpRequest(); + request.open('GET', url, true); + if (_this.isCompressed) { + request.responseType = 'arraybuffer'; + } + request.onreadystatechange = function () { + if (request.readyState !== XMLHttpRequest.DONE) { + return; + } + if (request.status === 200 || request.status === 0) { + var data = void 0; + if (_this.isCompressed && request.response) { + data = new Uint8Array(request.response); + } else if (!_this.isCompressed && request.responseText) { + data = (0, _util.stringToBytes)(request.responseText); + } + if (data) { + resolve({ + cMapData: data, + compressionType: _this.isCompressed ? _util.CMapCompressionType.BINARY : _util.CMapCompressionType.NONE + }); + return; + } + } + reject(new Error('Unable to load ' + (_this.isCompressed ? 'binary ' : '') + 'CMap at: ' + url)); + }; + request.send(null); + }); + } + }]); + + return DOMCMapReaderFactory; +}(); + +var CustomStyle = function CustomStyleClosure() { + var prefixes = ['ms', 'Moz', 'Webkit', 'O']; + var _cache = Object.create(null); + function CustomStyle() {} + CustomStyle.getProp = function get(propName, element) { + if (arguments.length === 1 && typeof _cache[propName] === 'string') { + return _cache[propName]; + } + element = element || document.documentElement; + var style = element.style, + prefixed, + uPropName; + if (typeof style[propName] === 'string') { + return _cache[propName] = propName; + } + uPropName = propName.charAt(0).toUpperCase() + propName.slice(1); + for (var i = 0, l = prefixes.length; i < l; i++) { + prefixed = prefixes[i] + uPropName; + if (typeof style[prefixed] === 'string') { + return _cache[propName] = prefixed; + } + } + return _cache[propName] = 'undefined'; + }; + CustomStyle.setProp = function set(propName, element, str) { + var prop = this.getProp(propName); + if (prop !== 'undefined') { + element.style[prop] = str; + } + }; + return CustomStyle; +}(); +var RenderingCancelledException = function RenderingCancelledException() { + function RenderingCancelledException(msg, type) { + this.message = msg; + this.type = type; + } + RenderingCancelledException.prototype = new Error(); + RenderingCancelledException.prototype.name = 'RenderingCancelledException'; + RenderingCancelledException.constructor = RenderingCancelledException; + return RenderingCancelledException; +}(); +var LinkTarget = { + NONE: 0, + SELF: 1, + BLANK: 2, + PARENT: 3, + TOP: 4 +}; +var LinkTargetStringMap = ['', '_self', '_blank', '_parent', '_top']; +function addLinkAttributes(link, params) { + var url = params && params.url; + link.href = link.title = url ? (0, _util.removeNullCharacters)(url) : ''; + if (url) { + var target = params.target; + if (typeof target === 'undefined') { + target = getDefaultSetting('externalLinkTarget'); + } + link.target = LinkTargetStringMap[target]; + var rel = params.rel; + if (typeof rel === 'undefined') { + rel = getDefaultSetting('externalLinkRel'); + } + link.rel = rel; + } +} +function getFilenameFromUrl(url) { + var anchor = url.indexOf('#'); + var query = url.indexOf('?'); + var end = Math.min(anchor > 0 ? anchor : url.length, query > 0 ? query : url.length); + return url.substring(url.lastIndexOf('/', end) + 1, end); +} +function getDefaultSetting(id) { + var globalSettings = _util.globalScope.PDFJS; + switch (id) { + case 'pdfBug': + return globalSettings ? globalSettings.pdfBug : false; + case 'disableAutoFetch': + return globalSettings ? globalSettings.disableAutoFetch : false; + case 'disableStream': + return globalSettings ? globalSettings.disableStream : false; + case 'disableRange': + return globalSettings ? globalSettings.disableRange : false; + case 'disableFontFace': + return globalSettings ? globalSettings.disableFontFace : false; + case 'disableCreateObjectURL': + return globalSettings ? globalSettings.disableCreateObjectURL : false; + case 'disableWebGL': + return globalSettings ? globalSettings.disableWebGL : true; + case 'cMapUrl': + return globalSettings ? globalSettings.cMapUrl : null; + case 'cMapPacked': + return globalSettings ? globalSettings.cMapPacked : false; + case 'postMessageTransfers': + return globalSettings ? globalSettings.postMessageTransfers : true; + case 'workerPort': + return globalSettings ? globalSettings.workerPort : null; + case 'workerSrc': + return globalSettings ? globalSettings.workerSrc : null; + case 'disableWorker': + return globalSettings ? globalSettings.disableWorker : false; + case 'maxImageSize': + return globalSettings ? globalSettings.maxImageSize : -1; + case 'imageResourcesPath': + return globalSettings ? globalSettings.imageResourcesPath : ''; + case 'isEvalSupported': + return globalSettings ? globalSettings.isEvalSupported : true; + case 'externalLinkTarget': + if (!globalSettings) { + return LinkTarget.NONE; + } + switch (globalSettings.externalLinkTarget) { + case LinkTarget.NONE: + case LinkTarget.SELF: + case LinkTarget.BLANK: + case LinkTarget.PARENT: + case LinkTarget.TOP: + return globalSettings.externalLinkTarget; + } + (0, _util.warn)('PDFJS.externalLinkTarget is invalid: ' + globalSettings.externalLinkTarget); + globalSettings.externalLinkTarget = LinkTarget.NONE; + return LinkTarget.NONE; + case 'externalLinkRel': + return globalSettings ? globalSettings.externalLinkRel : DEFAULT_LINK_REL; + case 'enableStats': + return !!(globalSettings && globalSettings.enableStats); + case 'pdfjsNext': + return !!(globalSettings && globalSettings.pdfjsNext); + default: + throw new Error('Unknown default setting: ' + id); + } +} +function isExternalLinkTargetSet() { + var externalLinkTarget = getDefaultSetting('externalLinkTarget'); + switch (externalLinkTarget) { + case LinkTarget.NONE: + return false; + case LinkTarget.SELF: + case LinkTarget.BLANK: + case LinkTarget.PARENT: + case LinkTarget.TOP: + return true; + } +} +function isValidUrl(url, allowRelative) { + (0, _util.deprecated)('isValidUrl(), please use createValidAbsoluteUrl() instead.'); + var baseUrl = allowRelative ? 'http://example.com' : null; + return (0, _util.createValidAbsoluteUrl)(url, baseUrl) !== null; +} +exports.CustomStyle = CustomStyle; +exports.RenderingCancelledException = RenderingCancelledException; +exports.addLinkAttributes = addLinkAttributes; +exports.isExternalLinkTargetSet = isExternalLinkTargetSet; +exports.isValidUrl = isValidUrl; +exports.getFilenameFromUrl = getFilenameFromUrl; +exports.LinkTarget = LinkTarget; +exports.getDefaultSetting = getDefaultSetting; +exports.DEFAULT_LINK_REL = DEFAULT_LINK_REL; +exports.DOMCanvasFactory = DOMCanvasFactory; +exports.DOMCMapReaderFactory = DOMCMapReaderFactory; + +/***/ }), +/* 2 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.build = exports.version = exports._UnsupportedManager = exports.setPDFNetworkStreamClass = exports.PDFPageProxy = exports.PDFDocumentProxy = exports.PDFWorker = exports.PDFDataRangeTransport = exports.LoopbackPort = exports.getDocument = undefined; + +var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }(); + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; + +var _util = __w_pdfjs_require__(0); + +var _dom_utils = __w_pdfjs_require__(1); + +var _font_loader = __w_pdfjs_require__(12); + +var _canvas = __w_pdfjs_require__(11); + +var _metadata = __w_pdfjs_require__(6); + +var _transport_stream = __w_pdfjs_require__(14); + +function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } + +var DEFAULT_RANGE_CHUNK_SIZE = 65536; +var isWorkerDisabled = false; +var workerSrc; +var isPostMessageTransfersDisabled = false; +var pdfjsFilePath = typeof document !== 'undefined' && document.currentScript ? document.currentScript.src : null; +var fakeWorkerFilesLoader = null; +var useRequireEnsure = false; +{ + if (typeof window === 'undefined') { + isWorkerDisabled = true; + if (typeof require.ensure === 'undefined') { + require.ensure = require('node-ensure'); + } + useRequireEnsure = true; + } else if (typeof require !== 'undefined' && typeof require.ensure === 'function') { + useRequireEnsure = true; + } + if (typeof requirejs !== 'undefined' && requirejs.toUrl) { + workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js'); + } + var dynamicLoaderSupported = typeof requirejs !== 'undefined' && requirejs.load; + fakeWorkerFilesLoader = useRequireEnsure ? function (callback) { + require.ensure([], function () { + var worker; + worker = require('./pdf.worker.js'); + callback(worker.WorkerMessageHandler); + }); + } : dynamicLoaderSupported ? function (callback) { + requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) { + callback(worker.WorkerMessageHandler); + }); + } : null; +} +var PDFNetworkStream; +function setPDFNetworkStreamClass(cls) { + PDFNetworkStream = cls; +} +function getDocument(src, pdfDataRangeTransport, passwordCallback, progressCallback) { + var task = new PDFDocumentLoadingTask(); + if (arguments.length > 1) { + (0, _util.deprecated)('getDocument is called with pdfDataRangeTransport, ' + 'passwordCallback or progressCallback argument'); + } + if (pdfDataRangeTransport) { + if (!(pdfDataRangeTransport instanceof PDFDataRangeTransport)) { + pdfDataRangeTransport = Object.create(pdfDataRangeTransport); + pdfDataRangeTransport.length = src.length; + pdfDataRangeTransport.initialData = src.initialData; + if (!pdfDataRangeTransport.abort) { + pdfDataRangeTransport.abort = function () {}; + } + } + src = Object.create(src); + src.range = pdfDataRangeTransport; + } + task.onPassword = passwordCallback || null; + task.onProgress = progressCallback || null; + var source; + if (typeof src === 'string') { + source = { url: src }; + } else if ((0, _util.isArrayBuffer)(src)) { + source = { data: src }; + } else if (src instanceof PDFDataRangeTransport) { + source = { range: src }; + } else { + if ((typeof src === 'undefined' ? 'undefined' : _typeof(src)) !== 'object') { + throw new Error('Invalid parameter in getDocument, ' + 'need either Uint8Array, string or a parameter object'); + } + if (!src.url && !src.data && !src.range) { + throw new Error('Invalid parameter object: need either .data, .range or .url'); + } + source = src; + } + var params = {}; + var rangeTransport = null; + var worker = null; + var CMapReaderFactory = _dom_utils.DOMCMapReaderFactory; + for (var key in source) { + if (key === 'url' && typeof window !== 'undefined') { + params[key] = new URL(source[key], window.location).href; + continue; + } else if (key === 'range') { + rangeTransport = source[key]; + continue; + } else if (key === 'worker') { + worker = source[key]; + continue; + } else if (key === 'data' && !(source[key] instanceof Uint8Array)) { + var pdfBytes = source[key]; + if (typeof pdfBytes === 'string') { + params[key] = (0, _util.stringToBytes)(pdfBytes); + } else if ((typeof pdfBytes === 'undefined' ? 'undefined' : _typeof(pdfBytes)) === 'object' && pdfBytes !== null && !isNaN(pdfBytes.length)) { + params[key] = new Uint8Array(pdfBytes); + } else if ((0, _util.isArrayBuffer)(pdfBytes)) { + params[key] = new Uint8Array(pdfBytes); + } else { + throw new Error('Invalid PDF binary data: either typed array, ' + 'string or array-like object is expected in the ' + 'data property.'); + } + continue; + } else if (key === 'CMapReaderFactory') { + CMapReaderFactory = source[key]; + continue; + } + params[key] = source[key]; + } + params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE; + params.ignoreErrors = params.stopAtErrors !== true; + if (params.disableNativeImageDecoder !== undefined) { + (0, _util.deprecated)('parameter disableNativeImageDecoder, ' + 'use nativeImageDecoderSupport instead'); + } + params.nativeImageDecoderSupport = params.nativeImageDecoderSupport || (params.disableNativeImageDecoder === true ? _util.NativeImageDecoding.NONE : _util.NativeImageDecoding.DECODE); + if (params.nativeImageDecoderSupport !== _util.NativeImageDecoding.DECODE && params.nativeImageDecoderSupport !== _util.NativeImageDecoding.NONE && params.nativeImageDecoderSupport !== _util.NativeImageDecoding.DISPLAY) { + (0, _util.warn)('Invalid parameter nativeImageDecoderSupport: ' + 'need a state of enum {NativeImageDecoding}'); + params.nativeImageDecoderSupport = _util.NativeImageDecoding.DECODE; + } + if (!worker) { + var workerPort = (0, _dom_utils.getDefaultSetting)('workerPort'); + worker = workerPort ? PDFWorker.fromPort(workerPort) : new PDFWorker(); + task._worker = worker; + } + var docId = task.docId; + worker.promise.then(function () { + if (task.destroyed) { + throw new Error('Loading aborted'); + } + return _fetchDocument(worker, params, rangeTransport, docId).then(function (workerId) { + if (task.destroyed) { + throw new Error('Loading aborted'); + } + var networkStream = void 0; + if (rangeTransport) { + networkStream = new _transport_stream.PDFDataTransportStream(params, rangeTransport); + } else if (!params.data) { + networkStream = new PDFNetworkStream({ + source: params, + disableRange: (0, _dom_utils.getDefaultSetting)('disableRange') + }); + } + var messageHandler = new _util.MessageHandler(docId, workerId, worker.port); + messageHandler.postMessageTransfers = worker.postMessageTransfers; + var transport = new WorkerTransport(messageHandler, task, networkStream, CMapReaderFactory); + task._transport = transport; + messageHandler.send('Ready', null); + }); + }).catch(task._capability.reject); + return task; +} +function _fetchDocument(worker, source, pdfDataRangeTransport, docId) { + if (worker.destroyed) { + return Promise.reject(new Error('Worker was destroyed')); + } + source.disableAutoFetch = (0, _dom_utils.getDefaultSetting)('disableAutoFetch'); + source.disableStream = (0, _dom_utils.getDefaultSetting)('disableStream'); + source.chunkedViewerLoading = !!pdfDataRangeTransport; + if (pdfDataRangeTransport) { + source.length = pdfDataRangeTransport.length; + source.initialData = pdfDataRangeTransport.initialData; + } + return worker.messageHandler.sendWithPromise('GetDocRequest', { + docId: docId, + source: { + data: source.data, + url: source.url, + password: source.password, + disableAutoFetch: source.disableAutoFetch, + rangeChunkSize: source.rangeChunkSize, + length: source.length + }, + maxImageSize: (0, _dom_utils.getDefaultSetting)('maxImageSize'), + disableFontFace: (0, _dom_utils.getDefaultSetting)('disableFontFace'), + disableCreateObjectURL: (0, _dom_utils.getDefaultSetting)('disableCreateObjectURL'), + postMessageTransfers: (0, _dom_utils.getDefaultSetting)('postMessageTransfers') && !isPostMessageTransfersDisabled, + docBaseUrl: source.docBaseUrl, + nativeImageDecoderSupport: source.nativeImageDecoderSupport, + ignoreErrors: source.ignoreErrors + }).then(function (workerId) { + if (worker.destroyed) { + throw new Error('Worker was destroyed'); + } + return workerId; + }); +} +var PDFDocumentLoadingTask = function PDFDocumentLoadingTaskClosure() { + var nextDocumentId = 0; + function PDFDocumentLoadingTask() { + this._capability = (0, _util.createPromiseCapability)(); + this._transport = null; + this._worker = null; + this.docId = 'd' + nextDocumentId++; + this.destroyed = false; + this.onPassword = null; + this.onProgress = null; + this.onUnsupportedFeature = null; + } + PDFDocumentLoadingTask.prototype = { + get promise() { + return this._capability.promise; + }, + destroy: function destroy() { + var _this = this; + + this.destroyed = true; + var transportDestroyed = !this._transport ? Promise.resolve() : this._transport.destroy(); + return transportDestroyed.then(function () { + _this._transport = null; + if (_this._worker) { + _this._worker.destroy(); + _this._worker = null; + } + }); + }, + + then: function PDFDocumentLoadingTask_then(onFulfilled, onRejected) { + return this.promise.then.apply(this.promise, arguments); + } + }; + return PDFDocumentLoadingTask; +}(); +var PDFDataRangeTransport = function pdfDataRangeTransportClosure() { + function PDFDataRangeTransport(length, initialData) { + this.length = length; + this.initialData = initialData; + this._rangeListeners = []; + this._progressListeners = []; + this._progressiveReadListeners = []; + this._readyCapability = (0, _util.createPromiseCapability)(); + } + PDFDataRangeTransport.prototype = { + addRangeListener: function PDFDataRangeTransport_addRangeListener(listener) { + this._rangeListeners.push(listener); + }, + addProgressListener: function PDFDataRangeTransport_addProgressListener(listener) { + this._progressListeners.push(listener); + }, + addProgressiveReadListener: function PDFDataRangeTransport_addProgressiveReadListener(listener) { + this._progressiveReadListeners.push(listener); + }, + onDataRange: function PDFDataRangeTransport_onDataRange(begin, chunk) { + var listeners = this._rangeListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](begin, chunk); + } + }, + onDataProgress: function PDFDataRangeTransport_onDataProgress(loaded) { + var _this2 = this; + + this._readyCapability.promise.then(function () { + var listeners = _this2._progressListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](loaded); + } + }); + }, + onDataProgressiveRead: function PDFDataRangeTransport_onDataProgress(chunk) { + var _this3 = this; + + this._readyCapability.promise.then(function () { + var listeners = _this3._progressiveReadListeners; + for (var i = 0, n = listeners.length; i < n; ++i) { + listeners[i](chunk); + } + }); + }, + transportReady: function PDFDataRangeTransport_transportReady() { + this._readyCapability.resolve(); + }, + requestDataRange: function PDFDataRangeTransport_requestDataRange(begin, end) { + throw new Error('Abstract method PDFDataRangeTransport.requestDataRange'); + }, + abort: function PDFDataRangeTransport_abort() {} + }; + return PDFDataRangeTransport; +}(); +var PDFDocumentProxy = function PDFDocumentProxyClosure() { + function PDFDocumentProxy(pdfInfo, transport, loadingTask) { + this.pdfInfo = pdfInfo; + this.transport = transport; + this.loadingTask = loadingTask; + } + PDFDocumentProxy.prototype = { + get numPages() { + return this.pdfInfo.numPages; + }, + get fingerprint() { + return this.pdfInfo.fingerprint; + }, + getPage: function PDFDocumentProxy_getPage(pageNumber) { + return this.transport.getPage(pageNumber); + }, + getPageIndex: function PDFDocumentProxy_getPageIndex(ref) { + return this.transport.getPageIndex(ref); + }, + getDestinations: function PDFDocumentProxy_getDestinations() { + return this.transport.getDestinations(); + }, + getDestination: function PDFDocumentProxy_getDestination(id) { + return this.transport.getDestination(id); + }, + getPageLabels: function PDFDocumentProxy_getPageLabels() { + return this.transport.getPageLabels(); + }, + getPageMode: function getPageMode() { + return this.transport.getPageMode(); + }, + + getAttachments: function PDFDocumentProxy_getAttachments() { + return this.transport.getAttachments(); + }, + getJavaScript: function PDFDocumentProxy_getJavaScript() { + return this.transport.getJavaScript(); + }, + getOutline: function PDFDocumentProxy_getOutline() { + return this.transport.getOutline(); + }, + getMetadata: function PDFDocumentProxy_getMetadata() { + return this.transport.getMetadata(); + }, + getData: function PDFDocumentProxy_getData() { + return this.transport.getData(); + }, + getDownloadInfo: function PDFDocumentProxy_getDownloadInfo() { + return this.transport.downloadInfoCapability.promise; + }, + getStats: function PDFDocumentProxy_getStats() { + return this.transport.getStats(); + }, + cleanup: function PDFDocumentProxy_cleanup() { + this.transport.startCleanup(); + }, + destroy: function PDFDocumentProxy_destroy() { + return this.loadingTask.destroy(); + } + }; + return PDFDocumentProxy; +}(); +var PDFPageProxy = function PDFPageProxyClosure() { + function PDFPageProxy(pageIndex, pageInfo, transport) { + this.pageIndex = pageIndex; + this.pageInfo = pageInfo; + this.transport = transport; + this.stats = new _util.StatTimer(); + this.stats.enabled = (0, _dom_utils.getDefaultSetting)('enableStats'); + this.commonObjs = transport.commonObjs; + this.objs = new PDFObjects(); + this.cleanupAfterRender = false; + this.pendingCleanup = false; + this.intentStates = Object.create(null); + this.destroyed = false; + } + PDFPageProxy.prototype = { + get pageNumber() { + return this.pageIndex + 1; + }, + get rotate() { + return this.pageInfo.rotate; + }, + get ref() { + return this.pageInfo.ref; + }, + get userUnit() { + return this.pageInfo.userUnit; + }, + get view() { + return this.pageInfo.view; + }, + getViewport: function PDFPageProxy_getViewport(scale, rotate) { + if (arguments.length < 2) { + rotate = this.rotate; + } + return new _util.PageViewport(this.view, scale, rotate, 0, 0); + }, + getAnnotations: function PDFPageProxy_getAnnotations(params) { + var intent = params && params.intent || null; + if (!this.annotationsPromise || this.annotationsIntent !== intent) { + this.annotationsPromise = this.transport.getAnnotations(this.pageIndex, intent); + this.annotationsIntent = intent; + } + return this.annotationsPromise; + }, + render: function PDFPageProxy_render(params) { + var _this4 = this; + + var stats = this.stats; + stats.time('Overall'); + this.pendingCleanup = false; + var renderingIntent = params.intent === 'print' ? 'print' : 'display'; + var canvasFactory = params.canvasFactory || new _dom_utils.DOMCanvasFactory(); + if (!this.intentStates[renderingIntent]) { + this.intentStates[renderingIntent] = Object.create(null); + } + var intentState = this.intentStates[renderingIntent]; + if (!intentState.displayReadyCapability) { + intentState.receivingOperatorList = true; + intentState.displayReadyCapability = (0, _util.createPromiseCapability)(); + intentState.operatorList = { + fnArray: [], + argsArray: [], + lastChunk: false + }; + this.stats.time('Page Request'); + this.transport.messageHandler.send('RenderPageRequest', { + pageIndex: this.pageNumber - 1, + intent: renderingIntent, + renderInteractiveForms: params.renderInteractiveForms === true + }); + } + var complete = function complete(error) { + var i = intentState.renderTasks.indexOf(internalRenderTask); + if (i >= 0) { + intentState.renderTasks.splice(i, 1); + } + if (_this4.cleanupAfterRender) { + _this4.pendingCleanup = true; + } + _this4._tryCleanup(); + if (error) { + internalRenderTask.capability.reject(error); + } else { + internalRenderTask.capability.resolve(); + } + stats.timeEnd('Rendering'); + stats.timeEnd('Overall'); + }; + var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory); + internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print'; + if (!intentState.renderTasks) { + intentState.renderTasks = []; + } + intentState.renderTasks.push(internalRenderTask); + var renderTask = internalRenderTask.task; + if (params.continueCallback) { + (0, _util.deprecated)('render is used with continueCallback parameter'); + renderTask.onContinue = params.continueCallback; + } + intentState.displayReadyCapability.promise.then(function (transparency) { + if (_this4.pendingCleanup) { + complete(); + return; + } + stats.time('Rendering'); + internalRenderTask.initializeGraphics(transparency); + internalRenderTask.operatorListChanged(); + }).catch(complete); + return renderTask; + }, + getOperatorList: function PDFPageProxy_getOperatorList() { + function operatorListChanged() { + if (intentState.operatorList.lastChunk) { + intentState.opListReadCapability.resolve(intentState.operatorList); + var i = intentState.renderTasks.indexOf(opListTask); + if (i >= 0) { + intentState.renderTasks.splice(i, 1); + } + } + } + var renderingIntent = 'oplist'; + if (!this.intentStates[renderingIntent]) { + this.intentStates[renderingIntent] = Object.create(null); + } + var intentState = this.intentStates[renderingIntent]; + var opListTask; + if (!intentState.opListReadCapability) { + opListTask = {}; + opListTask.operatorListChanged = operatorListChanged; + intentState.receivingOperatorList = true; + intentState.opListReadCapability = (0, _util.createPromiseCapability)(); + intentState.renderTasks = []; + intentState.renderTasks.push(opListTask); + intentState.operatorList = { + fnArray: [], + argsArray: [], + lastChunk: false + }; + this.transport.messageHandler.send('RenderPageRequest', { + pageIndex: this.pageIndex, + intent: renderingIntent + }); + } + return intentState.opListReadCapability.promise; + }, + streamTextContent: function streamTextContent() { + var params = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + + var TEXT_CONTENT_CHUNK_SIZE = 100; + return this.transport.messageHandler.sendWithStream('GetTextContent', { + pageIndex: this.pageNumber - 1, + normalizeWhitespace: params.normalizeWhitespace === true, + combineTextItems: params.disableCombineTextItems !== true + }, { + highWaterMark: TEXT_CONTENT_CHUNK_SIZE, + size: function size(textContent) { + return textContent.items.length; + } + }); + }, + + getTextContent: function PDFPageProxy_getTextContent(params) { + params = params || {}; + var readableStream = this.streamTextContent(params); + return new Promise(function (resolve, reject) { + function pump() { + reader.read().then(function (_ref) { + var value = _ref.value, + done = _ref.done; + + if (done) { + resolve(textContent); + return; + } + _util.Util.extendObj(textContent.styles, value.styles); + _util.Util.appendToArray(textContent.items, value.items); + pump(); + }, reject); + } + var reader = readableStream.getReader(); + var textContent = { + items: [], + styles: Object.create(null) + }; + pump(); + }); + }, + _destroy: function PDFPageProxy_destroy() { + this.destroyed = true; + this.transport.pageCache[this.pageIndex] = null; + var waitOn = []; + Object.keys(this.intentStates).forEach(function (intent) { + if (intent === 'oplist') { + return; + } + var intentState = this.intentStates[intent]; + intentState.renderTasks.forEach(function (renderTask) { + var renderCompleted = renderTask.capability.promise.catch(function () {}); + waitOn.push(renderCompleted); + renderTask.cancel(); + }); + }, this); + this.objs.clear(); + this.annotationsPromise = null; + this.pendingCleanup = false; + return Promise.all(waitOn); + }, + destroy: function destroy() { + (0, _util.deprecated)('page destroy method, use cleanup() instead'); + this.cleanup(); + }, + + cleanup: function PDFPageProxy_cleanup() { + this.pendingCleanup = true; + this._tryCleanup(); + }, + _tryCleanup: function PDFPageProxy_tryCleanup() { + if (!this.pendingCleanup || Object.keys(this.intentStates).some(function (intent) { + var intentState = this.intentStates[intent]; + return intentState.renderTasks.length !== 0 || intentState.receivingOperatorList; + }, this)) { + return; + } + Object.keys(this.intentStates).forEach(function (intent) { + delete this.intentStates[intent]; + }, this); + this.objs.clear(); + this.annotationsPromise = null; + this.pendingCleanup = false; + }, + _startRenderPage: function PDFPageProxy_startRenderPage(transparency, intent) { + var intentState = this.intentStates[intent]; + if (intentState.displayReadyCapability) { + intentState.displayReadyCapability.resolve(transparency); + } + }, + _renderPageChunk: function PDFPageProxy_renderPageChunk(operatorListChunk, intent) { + var intentState = this.intentStates[intent]; + var i, ii; + for (i = 0, ii = operatorListChunk.length; i < ii; i++) { + intentState.operatorList.fnArray.push(operatorListChunk.fnArray[i]); + intentState.operatorList.argsArray.push(operatorListChunk.argsArray[i]); + } + intentState.operatorList.lastChunk = operatorListChunk.lastChunk; + for (i = 0; i < intentState.renderTasks.length; i++) { + intentState.renderTasks[i].operatorListChanged(); + } + if (operatorListChunk.lastChunk) { + intentState.receivingOperatorList = false; + this._tryCleanup(); + } + } + }; + return PDFPageProxy; +}(); + +var LoopbackPort = function () { + function LoopbackPort(defer) { + _classCallCheck(this, LoopbackPort); + + this._listeners = []; + this._defer = defer; + this._deferred = Promise.resolve(undefined); + } + + _createClass(LoopbackPort, [{ + key: 'postMessage', + value: function postMessage(obj, transfers) { + var _this5 = this; + + function cloneValue(value) { + if ((typeof value === 'undefined' ? 'undefined' : _typeof(value)) !== 'object' || value === null) { + return value; + } + if (cloned.has(value)) { + return cloned.get(value); + } + var result; + var buffer; + if ((buffer = value.buffer) && (0, _util.isArrayBuffer)(buffer)) { + var transferable = transfers && transfers.indexOf(buffer) >= 0; + if (value === buffer) { + result = value; + } else if (transferable) { + result = new value.constructor(buffer, value.byteOffset, value.byteLength); + } else { + result = new value.constructor(value); + } + cloned.set(value, result); + return result; + } + result = (0, _util.isArray)(value) ? [] : {}; + cloned.set(value, result); + for (var i in value) { + var desc, + p = value; + while (!(desc = Object.getOwnPropertyDescriptor(p, i))) { + p = Object.getPrototypeOf(p); + } + if (typeof desc.value === 'undefined' || typeof desc.value === 'function') { + continue; + } + result[i] = cloneValue(desc.value); + } + return result; + } + if (!this._defer) { + this._listeners.forEach(function (listener) { + listener.call(this, { data: obj }); + }, this); + return; + } + var cloned = new WeakMap(); + var e = { data: cloneValue(obj) }; + this._deferred.then(function () { + _this5._listeners.forEach(function (listener) { + listener.call(this, e); + }, _this5); + }); + } + }, { + key: 'addEventListener', + value: function addEventListener(name, listener) { + this._listeners.push(listener); + } + }, { + key: 'removeEventListener', + value: function removeEventListener(name, listener) { + var i = this._listeners.indexOf(listener); + this._listeners.splice(i, 1); + } + }, { + key: 'terminate', + value: function terminate() { + this._listeners = []; + } + }]); + + return LoopbackPort; +}(); + +var PDFWorker = function PDFWorkerClosure() { + var nextFakeWorkerId = 0; + function getWorkerSrc() { + if (typeof workerSrc !== 'undefined') { + return workerSrc; + } + if ((0, _dom_utils.getDefaultSetting)('workerSrc')) { + return (0, _dom_utils.getDefaultSetting)('workerSrc'); + } + if (pdfjsFilePath) { + return pdfjsFilePath.replace(/(\.(?:min\.)?js)(\?.*)?$/i, '.worker$1$2'); + } + throw new Error('No PDFJS.workerSrc specified'); + } + var fakeWorkerFilesLoadedCapability = void 0; + function setupFakeWorkerGlobal() { + var WorkerMessageHandler; + if (fakeWorkerFilesLoadedCapability) { + return fakeWorkerFilesLoadedCapability.promise; + } + fakeWorkerFilesLoadedCapability = (0, _util.createPromiseCapability)(); + var loader = fakeWorkerFilesLoader || function (callback) { + _util.Util.loadScript(getWorkerSrc(), function () { + callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler); + }); + }; + loader(fakeWorkerFilesLoadedCapability.resolve); + return fakeWorkerFilesLoadedCapability.promise; + } + function createCDNWrapper(url) { + var wrapper = 'importScripts(\'' + url + '\');'; + return URL.createObjectURL(new Blob([wrapper])); + } + var pdfWorkerPorts = new WeakMap(); + function PDFWorker(name, port) { + if (port && pdfWorkerPorts.has(port)) { + throw new Error('Cannot use more than one PDFWorker per port'); + } + this.name = name; + this.destroyed = false; + this.postMessageTransfers = true; + this._readyCapability = (0, _util.createPromiseCapability)(); + this._port = null; + this._webWorker = null; + this._messageHandler = null; + if (port) { + pdfWorkerPorts.set(port, this); + this._initializeFromPort(port); + return; + } + this._initialize(); + } + PDFWorker.prototype = { + get promise() { + return this._readyCapability.promise; + }, + get port() { + return this._port; + }, + get messageHandler() { + return this._messageHandler; + }, + _initializeFromPort: function PDFWorker_initializeFromPort(port) { + this._port = port; + this._messageHandler = new _util.MessageHandler('main', 'worker', port); + this._messageHandler.on('ready', function () {}); + this._readyCapability.resolve(); + }, + _initialize: function PDFWorker_initialize() { + var _this6 = this; + + if (!isWorkerDisabled && !(0, _dom_utils.getDefaultSetting)('disableWorker') && typeof Worker !== 'undefined') { + var workerSrc = getWorkerSrc(); + try { + if (!(0, _util.isSameOrigin)(window.location.href, workerSrc)) { + workerSrc = createCDNWrapper(new URL(workerSrc, window.location).href); + } + var worker = new Worker(workerSrc); + var messageHandler = new _util.MessageHandler('main', 'worker', worker); + var terminateEarly = function terminateEarly() { + worker.removeEventListener('error', onWorkerError); + messageHandler.destroy(); + worker.terminate(); + if (_this6.destroyed) { + _this6._readyCapability.reject(new Error('Worker was destroyed')); + } else { + _this6._setupFakeWorker(); + } + }; + var onWorkerError = function onWorkerError() { + if (!_this6._webWorker) { + terminateEarly(); + } + }; + worker.addEventListener('error', onWorkerError); + messageHandler.on('test', function (data) { + worker.removeEventListener('error', onWorkerError); + if (_this6.destroyed) { + terminateEarly(); + return; + } + var supportTypedArray = data && data.supportTypedArray; + if (supportTypedArray) { + _this6._messageHandler = messageHandler; + _this6._port = worker; + _this6._webWorker = worker; + if (!data.supportTransfers) { + _this6.postMessageTransfers = false; + isPostMessageTransfersDisabled = true; + } + _this6._readyCapability.resolve(); + messageHandler.send('configure', { verbosity: (0, _util.getVerbosityLevel)() }); + } else { + _this6._setupFakeWorker(); + messageHandler.destroy(); + worker.terminate(); + } + }); + messageHandler.on('console_log', function (data) { + console.log.apply(console, data); + }); + messageHandler.on('console_error', function (data) { + console.error.apply(console, data); + }); + messageHandler.on('ready', function (data) { + worker.removeEventListener('error', onWorkerError); + if (_this6.destroyed) { + terminateEarly(); + return; + } + try { + sendTest(); + } catch (e) { + _this6._setupFakeWorker(); + } + }); + var sendTest = function sendTest() { + var postMessageTransfers = (0, _dom_utils.getDefaultSetting)('postMessageTransfers') && !isPostMessageTransfersDisabled; + var testObj = new Uint8Array([postMessageTransfers ? 255 : 0]); + try { + messageHandler.send('test', testObj, [testObj.buffer]); + } catch (ex) { + (0, _util.info)('Cannot use postMessage transfers'); + testObj[0] = 0; + messageHandler.send('test', testObj); + } + }; + sendTest(); + return; + } catch (e) { + (0, _util.info)('The worker has been disabled.'); + } + } + this._setupFakeWorker(); + }, + _setupFakeWorker: function PDFWorker_setupFakeWorker() { + var _this7 = this; + + if (!isWorkerDisabled && !(0, _dom_utils.getDefaultSetting)('disableWorker')) { + (0, _util.warn)('Setting up fake worker.'); + isWorkerDisabled = true; + } + setupFakeWorkerGlobal().then(function (WorkerMessageHandler) { + if (_this7.destroyed) { + _this7._readyCapability.reject(new Error('Worker was destroyed')); + return; + } + var isTypedArraysPresent = Uint8Array !== Float32Array; + var port = new LoopbackPort(isTypedArraysPresent); + _this7._port = port; + var id = 'fake' + nextFakeWorkerId++; + var workerHandler = new _util.MessageHandler(id + '_worker', id, port); + WorkerMessageHandler.setup(workerHandler, port); + var messageHandler = new _util.MessageHandler(id, id + '_worker', port); + _this7._messageHandler = messageHandler; + _this7._readyCapability.resolve(); + }); + }, + destroy: function PDFWorker_destroy() { + this.destroyed = true; + if (this._webWorker) { + this._webWorker.terminate(); + this._webWorker = null; + } + pdfWorkerPorts.delete(this._port); + this._port = null; + if (this._messageHandler) { + this._messageHandler.destroy(); + this._messageHandler = null; + } + } + }; + PDFWorker.fromPort = function (port) { + if (pdfWorkerPorts.has(port)) { + return pdfWorkerPorts.get(port); + } + return new PDFWorker(null, port); + }; + return PDFWorker; +}(); +var WorkerTransport = function WorkerTransportClosure() { + function WorkerTransport(messageHandler, loadingTask, networkStream, CMapReaderFactory) { + this.messageHandler = messageHandler; + this.loadingTask = loadingTask; + this.commonObjs = new PDFObjects(); + this.fontLoader = new _font_loader.FontLoader(loadingTask.docId); + this.CMapReaderFactory = new CMapReaderFactory({ + baseUrl: (0, _dom_utils.getDefaultSetting)('cMapUrl'), + isCompressed: (0, _dom_utils.getDefaultSetting)('cMapPacked') + }); + this.destroyed = false; + this.destroyCapability = null; + this._passwordCapability = null; + this._networkStream = networkStream; + this._fullReader = null; + this._lastProgress = null; + this.pageCache = []; + this.pagePromises = []; + this.downloadInfoCapability = (0, _util.createPromiseCapability)(); + this.setupMessageHandler(); + } + WorkerTransport.prototype = { + destroy: function WorkerTransport_destroy() { + var _this8 = this; + + if (this.destroyCapability) { + return this.destroyCapability.promise; + } + this.destroyed = true; + this.destroyCapability = (0, _util.createPromiseCapability)(); + if (this._passwordCapability) { + this._passwordCapability.reject(new Error('Worker was destroyed during onPassword callback')); + } + var waitOn = []; + this.pageCache.forEach(function (page) { + if (page) { + waitOn.push(page._destroy()); + } + }); + this.pageCache = []; + this.pagePromises = []; + var terminated = this.messageHandler.sendWithPromise('Terminate', null); + waitOn.push(terminated); + Promise.all(waitOn).then(function () { + _this8.fontLoader.clear(); + if (_this8._networkStream) { + _this8._networkStream.cancelAllRequests(); + } + if (_this8.messageHandler) { + _this8.messageHandler.destroy(); + _this8.messageHandler = null; + } + _this8.destroyCapability.resolve(); + }, this.destroyCapability.reject); + return this.destroyCapability.promise; + }, + setupMessageHandler: function WorkerTransport_setupMessageHandler() { + var messageHandler = this.messageHandler; + var loadingTask = this.loadingTask; + messageHandler.on('GetReader', function (data, sink) { + var _this9 = this; + + (0, _util.assert)(this._networkStream); + this._fullReader = this._networkStream.getFullReader(); + this._fullReader.onProgress = function (evt) { + _this9._lastProgress = { + loaded: evt.loaded, + total: evt.total + }; + }; + sink.onPull = function () { + _this9._fullReader.read().then(function (_ref2) { + var value = _ref2.value, + done = _ref2.done; + + if (done) { + sink.close(); + return; + } + (0, _util.assert)((0, _util.isArrayBuffer)(value)); + sink.enqueue(new Uint8Array(value), 1, [value]); + }).catch(function (reason) { + sink.error(reason); + }); + }; + sink.onCancel = function (reason) { + _this9._fullReader.cancel(reason); + }; + }, this); + messageHandler.on('ReaderHeadersReady', function (data) { + var _this10 = this; + + var headersCapability = (0, _util.createPromiseCapability)(); + var fullReader = this._fullReader; + fullReader.headersReady.then(function () { + if (!fullReader.isStreamingSupported || !fullReader.isRangeSupported) { + if (_this10._lastProgress) { + var _loadingTask = _this10.loadingTask; + if (_loadingTask.onProgress) { + _loadingTask.onProgress(_this10._lastProgress); + } + } + fullReader.onProgress = function (evt) { + var loadingTask = _this10.loadingTask; + if (loadingTask.onProgress) { + loadingTask.onProgress({ + loaded: evt.loaded, + total: evt.total + }); + } + }; + } + headersCapability.resolve({ + isStreamingSupported: fullReader.isStreamingSupported, + isRangeSupported: fullReader.isRangeSupported, + contentLength: fullReader.contentLength + }); + }, headersCapability.reject); + return headersCapability.promise; + }, this); + messageHandler.on('GetRangeReader', function (data, sink) { + (0, _util.assert)(this._networkStream); + var _rangeReader = this._networkStream.getRangeReader(data.begin, data.end); + sink.onPull = function () { + _rangeReader.read().then(function (_ref3) { + var value = _ref3.value, + done = _ref3.done; + + if (done) { + sink.close(); + return; + } + (0, _util.assert)((0, _util.isArrayBuffer)(value)); + sink.enqueue(new Uint8Array(value), 1, [value]); + }).catch(function (reason) { + sink.error(reason); + }); + }; + sink.onCancel = function (reason) { + _rangeReader.cancel(reason); + }; + }, this); + messageHandler.on('GetDoc', function transportDoc(data) { + var pdfInfo = data.pdfInfo; + this.numPages = data.pdfInfo.numPages; + var loadingTask = this.loadingTask; + var pdfDocument = new PDFDocumentProxy(pdfInfo, this, loadingTask); + this.pdfDocument = pdfDocument; + loadingTask._capability.resolve(pdfDocument); + }, this); + messageHandler.on('PasswordRequest', function transportPasswordRequest(exception) { + var _this11 = this; + + this._passwordCapability = (0, _util.createPromiseCapability)(); + if (loadingTask.onPassword) { + var updatePassword = function updatePassword(password) { + _this11._passwordCapability.resolve({ password: password }); + }; + loadingTask.onPassword(updatePassword, exception.code); + } else { + this._passwordCapability.reject(new _util.PasswordException(exception.message, exception.code)); + } + return this._passwordCapability.promise; + }, this); + messageHandler.on('PasswordException', function transportPasswordException(exception) { + loadingTask._capability.reject(new _util.PasswordException(exception.message, exception.code)); + }, this); + messageHandler.on('InvalidPDF', function transportInvalidPDF(exception) { + this.loadingTask._capability.reject(new _util.InvalidPDFException(exception.message)); + }, this); + messageHandler.on('MissingPDF', function transportMissingPDF(exception) { + this.loadingTask._capability.reject(new _util.MissingPDFException(exception.message)); + }, this); + messageHandler.on('UnexpectedResponse', function transportUnexpectedResponse(exception) { + this.loadingTask._capability.reject(new _util.UnexpectedResponseException(exception.message, exception.status)); + }, this); + messageHandler.on('UnknownError', function transportUnknownError(exception) { + this.loadingTask._capability.reject(new _util.UnknownErrorException(exception.message, exception.details)); + }, this); + messageHandler.on('DataLoaded', function transportPage(data) { + this.downloadInfoCapability.resolve(data); + }, this); + messageHandler.on('PDFManagerReady', function transportPage(data) {}, this); + messageHandler.on('StartRenderPage', function transportRender(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageIndex]; + page.stats.timeEnd('Page Request'); + page._startRenderPage(data.transparency, data.intent); + }, this); + messageHandler.on('RenderPageChunk', function transportRender(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageIndex]; + page._renderPageChunk(data.operatorList, data.intent); + }, this); + messageHandler.on('commonobj', function transportObj(data) { + var _this12 = this; + + if (this.destroyed) { + return; + } + var id = data[0]; + var type = data[1]; + if (this.commonObjs.hasData(id)) { + return; + } + switch (type) { + case 'Font': + var exportedData = data[2]; + if ('error' in exportedData) { + var exportedError = exportedData.error; + (0, _util.warn)('Error during font loading: ' + exportedError); + this.commonObjs.resolve(id, exportedError); + break; + } + var fontRegistry = null; + if ((0, _dom_utils.getDefaultSetting)('pdfBug') && _util.globalScope.FontInspector && _util.globalScope['FontInspector'].enabled) { + fontRegistry = { + registerFont: function registerFont(font, url) { + _util.globalScope['FontInspector'].fontAdded(font, url); + } + }; + } + var font = new _font_loader.FontFaceObject(exportedData, { + isEvalSuported: (0, _dom_utils.getDefaultSetting)('isEvalSupported'), + disableFontFace: (0, _dom_utils.getDefaultSetting)('disableFontFace'), + fontRegistry: fontRegistry + }); + var fontReady = function fontReady(fontObjs) { + _this12.commonObjs.resolve(id, font); + }; + this.fontLoader.bind([font], fontReady); + break; + case 'FontPath': + this.commonObjs.resolve(id, data[2]); + break; + default: + throw new Error('Got unknown common object type ' + type); + } + }, this); + messageHandler.on('obj', function transportObj(data) { + if (this.destroyed) { + return; + } + var id = data[0]; + var pageIndex = data[1]; + var type = data[2]; + var pageProxy = this.pageCache[pageIndex]; + var imageData; + if (pageProxy.objs.hasData(id)) { + return; + } + switch (type) { + case 'JpegStream': + imageData = data[3]; + (0, _util.loadJpegStream)(id, imageData, pageProxy.objs); + break; + case 'Image': + imageData = data[3]; + pageProxy.objs.resolve(id, imageData); + var MAX_IMAGE_SIZE_TO_STORE = 8000000; + if (imageData && 'data' in imageData && imageData.data.length > MAX_IMAGE_SIZE_TO_STORE) { + pageProxy.cleanupAfterRender = true; + } + break; + default: + throw new Error('Got unknown object type ' + type); + } + }, this); + messageHandler.on('DocProgress', function transportDocProgress(data) { + if (this.destroyed) { + return; + } + var loadingTask = this.loadingTask; + if (loadingTask.onProgress) { + loadingTask.onProgress({ + loaded: data.loaded, + total: data.total + }); + } + }, this); + messageHandler.on('PageError', function transportError(data) { + if (this.destroyed) { + return; + } + var page = this.pageCache[data.pageNum - 1]; + var intentState = page.intentStates[data.intent]; + if (intentState.displayReadyCapability) { + intentState.displayReadyCapability.reject(data.error); + } else { + throw new Error(data.error); + } + if (intentState.operatorList) { + intentState.operatorList.lastChunk = true; + for (var i = 0; i < intentState.renderTasks.length; i++) { + intentState.renderTasks[i].operatorListChanged(); + } + } + }, this); + messageHandler.on('UnsupportedFeature', function transportUnsupportedFeature(data) { + if (this.destroyed) { + return; + } + var featureId = data.featureId; + var loadingTask = this.loadingTask; + if (loadingTask.onUnsupportedFeature) { + loadingTask.onUnsupportedFeature(featureId); + } + _UnsupportedManager.notify(featureId); + }, this); + messageHandler.on('JpegDecode', function (data) { + if (this.destroyed) { + return Promise.reject(new Error('Worker was destroyed')); + } + if (typeof document === 'undefined') { + return Promise.reject(new Error('"document" is not defined.')); + } + var imageUrl = data[0]; + var components = data[1]; + if (components !== 3 && components !== 1) { + return Promise.reject(new Error('Only 3 components or 1 component can be returned')); + } + return new Promise(function (resolve, reject) { + var img = new Image(); + img.onload = function () { + var width = img.width; + var height = img.height; + var size = width * height; + var rgbaLength = size * 4; + var buf = new Uint8Array(size * components); + var tmpCanvas = document.createElement('canvas'); + tmpCanvas.width = width; + tmpCanvas.height = height; + var tmpCtx = tmpCanvas.getContext('2d'); + tmpCtx.drawImage(img, 0, 0); + var data = tmpCtx.getImageData(0, 0, width, height).data; + var i, j; + if (components === 3) { + for (i = 0, j = 0; i < rgbaLength; i += 4, j += 3) { + buf[j] = data[i]; + buf[j + 1] = data[i + 1]; + buf[j + 2] = data[i + 2]; + } + } else if (components === 1) { + for (i = 0, j = 0; i < rgbaLength; i += 4, j++) { + buf[j] = data[i]; + } + } + resolve({ + data: buf, + width: width, + height: height + }); + }; + img.onerror = function () { + reject(new Error('JpegDecode failed to load image')); + }; + img.src = imageUrl; + }); + }, this); + messageHandler.on('FetchBuiltInCMap', function (data) { + if (this.destroyed) { + return Promise.reject(new Error('Worker was destroyed')); + } + return this.CMapReaderFactory.fetch({ name: data.name }); + }, this); + }, + getData: function WorkerTransport_getData() { + return this.messageHandler.sendWithPromise('GetData', null); + }, + getPage: function WorkerTransport_getPage(pageNumber, capability) { + var _this13 = this; + + if (!(0, _util.isInt)(pageNumber) || pageNumber <= 0 || pageNumber > this.numPages) { + return Promise.reject(new Error('Invalid page request')); + } + var pageIndex = pageNumber - 1; + if (pageIndex in this.pagePromises) { + return this.pagePromises[pageIndex]; + } + var promise = this.messageHandler.sendWithPromise('GetPage', { pageIndex: pageIndex }).then(function (pageInfo) { + if (_this13.destroyed) { + throw new Error('Transport destroyed'); + } + var page = new PDFPageProxy(pageIndex, pageInfo, _this13); + _this13.pageCache[pageIndex] = page; + return page; + }); + this.pagePromises[pageIndex] = promise; + return promise; + }, + getPageIndex: function WorkerTransport_getPageIndexByRef(ref) { + return this.messageHandler.sendWithPromise('GetPageIndex', { ref: ref }).catch(function (reason) { + return Promise.reject(new Error(reason)); + }); + }, + getAnnotations: function WorkerTransport_getAnnotations(pageIndex, intent) { + return this.messageHandler.sendWithPromise('GetAnnotations', { + pageIndex: pageIndex, + intent: intent + }); + }, + getDestinations: function WorkerTransport_getDestinations() { + return this.messageHandler.sendWithPromise('GetDestinations', null); + }, + getDestination: function WorkerTransport_getDestination(id) { + return this.messageHandler.sendWithPromise('GetDestination', { id: id }); + }, + getPageLabels: function WorkerTransport_getPageLabels() { + return this.messageHandler.sendWithPromise('GetPageLabels', null); + }, + getPageMode: function getPageMode() { + return this.messageHandler.sendWithPromise('GetPageMode', null); + }, + + getAttachments: function WorkerTransport_getAttachments() { + return this.messageHandler.sendWithPromise('GetAttachments', null); + }, + getJavaScript: function WorkerTransport_getJavaScript() { + return this.messageHandler.sendWithPromise('GetJavaScript', null); + }, + getOutline: function WorkerTransport_getOutline() { + return this.messageHandler.sendWithPromise('GetOutline', null); + }, + getMetadata: function WorkerTransport_getMetadata() { + return this.messageHandler.sendWithPromise('GetMetadata', null).then(function transportMetadata(results) { + return { + info: results[0], + metadata: results[1] ? new _metadata.Metadata(results[1]) : null + }; + }); + }, + getStats: function WorkerTransport_getStats() { + return this.messageHandler.sendWithPromise('GetStats', null); + }, + startCleanup: function WorkerTransport_startCleanup() { + var _this14 = this; + + this.messageHandler.sendWithPromise('Cleanup', null).then(function () { + for (var i = 0, ii = _this14.pageCache.length; i < ii; i++) { + var page = _this14.pageCache[i]; + if (page) { + page.cleanup(); + } + } + _this14.commonObjs.clear(); + _this14.fontLoader.clear(); + }); + } + }; + return WorkerTransport; +}(); +var PDFObjects = function PDFObjectsClosure() { + function PDFObjects() { + this.objs = Object.create(null); + } + PDFObjects.prototype = { + ensureObj: function PDFObjects_ensureObj(objId) { + if (this.objs[objId]) { + return this.objs[objId]; + } + var obj = { + capability: (0, _util.createPromiseCapability)(), + data: null, + resolved: false + }; + this.objs[objId] = obj; + return obj; + }, + get: function PDFObjects_get(objId, callback) { + if (callback) { + this.ensureObj(objId).capability.promise.then(callback); + return null; + } + var obj = this.objs[objId]; + if (!obj || !obj.resolved) { + throw new Error('Requesting object that isn\'t resolved yet ' + objId); + } + return obj.data; + }, + resolve: function PDFObjects_resolve(objId, data) { + var obj = this.ensureObj(objId); + obj.resolved = true; + obj.data = data; + obj.capability.resolve(data); + }, + isResolved: function PDFObjects_isResolved(objId) { + var objs = this.objs; + if (!objs[objId]) { + return false; + } + return objs[objId].resolved; + }, + hasData: function PDFObjects_hasData(objId) { + return this.isResolved(objId); + }, + getData: function PDFObjects_getData(objId) { + var objs = this.objs; + if (!objs[objId] || !objs[objId].resolved) { + return null; + } + return objs[objId].data; + }, + clear: function PDFObjects_clear() { + this.objs = Object.create(null); + } + }; + return PDFObjects; +}(); +var RenderTask = function RenderTaskClosure() { + function RenderTask(internalRenderTask) { + this._internalRenderTask = internalRenderTask; + this.onContinue = null; + } + RenderTask.prototype = { + get promise() { + return this._internalRenderTask.capability.promise; + }, + cancel: function RenderTask_cancel() { + this._internalRenderTask.cancel(); + }, + then: function RenderTask_then(onFulfilled, onRejected) { + return this.promise.then.apply(this.promise, arguments); + } + }; + return RenderTask; +}(); +var InternalRenderTask = function InternalRenderTaskClosure() { + var canvasInRendering = new WeakMap(); + function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory) { + this.callback = callback; + this.params = params; + this.objs = objs; + this.commonObjs = commonObjs; + this.operatorListIdx = null; + this.operatorList = operatorList; + this.pageNumber = pageNumber; + this.canvasFactory = canvasFactory; + this.running = false; + this.graphicsReadyCallback = null; + this.graphicsReady = false; + this.useRequestAnimationFrame = false; + this.cancelled = false; + this.capability = (0, _util.createPromiseCapability)(); + this.task = new RenderTask(this); + this._continueBound = this._continue.bind(this); + this._scheduleNextBound = this._scheduleNext.bind(this); + this._nextBound = this._next.bind(this); + this._canvas = params.canvasContext.canvas; + } + InternalRenderTask.prototype = { + initializeGraphics: function InternalRenderTask_initializeGraphics(transparency) { + if (this._canvas) { + if (canvasInRendering.has(this._canvas)) { + throw new Error('Cannot use the same canvas during multiple render() operations. ' + 'Use different canvas or ensure previous operations were ' + 'cancelled or completed.'); + } + canvasInRendering.set(this._canvas, this); + } + if (this.cancelled) { + return; + } + if ((0, _dom_utils.getDefaultSetting)('pdfBug') && _util.globalScope.StepperManager && _util.globalScope.StepperManager.enabled) { + this.stepper = _util.globalScope.StepperManager.create(this.pageNumber - 1); + this.stepper.init(this.operatorList); + this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint(); + } + var params = this.params; + this.gfx = new _canvas.CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, params.imageLayer); + this.gfx.beginDrawing({ + transform: params.transform, + viewport: params.viewport, + transparency: transparency, + background: params.background + }); + this.operatorListIdx = 0; + this.graphicsReady = true; + if (this.graphicsReadyCallback) { + this.graphicsReadyCallback(); + } + }, + cancel: function InternalRenderTask_cancel() { + this.running = false; + this.cancelled = true; + if (this._canvas) { + canvasInRendering.delete(this._canvas); + } + if ((0, _dom_utils.getDefaultSetting)('pdfjsNext')) { + this.callback(new _dom_utils.RenderingCancelledException('Rendering cancelled, page ' + this.pageNumber, 'canvas')); + } else { + this.callback('cancelled'); + } + }, + operatorListChanged: function InternalRenderTask_operatorListChanged() { + if (!this.graphicsReady) { + if (!this.graphicsReadyCallback) { + this.graphicsReadyCallback = this._continueBound; + } + return; + } + if (this.stepper) { + this.stepper.updateOperatorList(this.operatorList); + } + if (this.running) { + return; + } + this._continue(); + }, + _continue: function InternalRenderTask__continue() { + this.running = true; + if (this.cancelled) { + return; + } + if (this.task.onContinue) { + this.task.onContinue(this._scheduleNextBound); + } else { + this._scheduleNext(); + } + }, + _scheduleNext: function InternalRenderTask__scheduleNext() { + if (this.useRequestAnimationFrame && typeof window !== 'undefined') { + window.requestAnimationFrame(this._nextBound); + } else { + Promise.resolve(undefined).then(this._nextBound); + } + }, + _next: function InternalRenderTask__next() { + if (this.cancelled) { + return; + } + this.operatorListIdx = this.gfx.executeOperatorList(this.operatorList, this.operatorListIdx, this._continueBound, this.stepper); + if (this.operatorListIdx === this.operatorList.argsArray.length) { + this.running = false; + if (this.operatorList.lastChunk) { + this.gfx.endDrawing(); + if (this._canvas) { + canvasInRendering.delete(this._canvas); + } + this.callback(); + } + } + } + }; + return InternalRenderTask; +}(); +var _UnsupportedManager = function UnsupportedManagerClosure() { + var listeners = []; + return { + listen: function listen(cb) { + (0, _util.deprecated)('Global UnsupportedManager.listen is used: ' + ' use PDFDocumentLoadingTask.onUnsupportedFeature instead'); + listeners.push(cb); + }, + notify: function notify(featureId) { + for (var i = 0, ii = listeners.length; i < ii; i++) { + listeners[i](featureId); + } + } + }; +}(); +var version, build; +{ + exports.version = version = '1.9.426'; + exports.build = build = '2558a58d'; +} +exports.getDocument = getDocument; +exports.LoopbackPort = LoopbackPort; +exports.PDFDataRangeTransport = PDFDataRangeTransport; +exports.PDFWorker = PDFWorker; +exports.PDFDocumentProxy = PDFDocumentProxy; +exports.PDFPageProxy = PDFPageProxy; +exports.setPDFNetworkStreamClass = setPDFNetworkStreamClass; +exports._UnsupportedManager = _UnsupportedManager; +exports.version = version; +exports.build = build; + +/***/ }), +/* 3 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.AnnotationLayer = undefined; + +var _dom_utils = __w_pdfjs_require__(1); + +var _util = __w_pdfjs_require__(0); + +function AnnotationElementFactory() {} +AnnotationElementFactory.prototype = { + create: function AnnotationElementFactory_create(parameters) { + var subtype = parameters.data.annotationType; + switch (subtype) { + case _util.AnnotationType.LINK: + return new LinkAnnotationElement(parameters); + case _util.AnnotationType.TEXT: + return new TextAnnotationElement(parameters); + case _util.AnnotationType.WIDGET: + var fieldType = parameters.data.fieldType; + switch (fieldType) { + case 'Tx': + return new TextWidgetAnnotationElement(parameters); + case 'Btn': + if (parameters.data.radioButton) { + return new RadioButtonWidgetAnnotationElement(parameters); + } else if (parameters.data.checkBox) { + return new CheckboxWidgetAnnotationElement(parameters); + } + (0, _util.warn)('Unimplemented button widget annotation: pushbutton'); + break; + case 'Ch': + return new ChoiceWidgetAnnotationElement(parameters); + } + return new WidgetAnnotationElement(parameters); + case _util.AnnotationType.POPUP: + return new PopupAnnotationElement(parameters); + case _util.AnnotationType.LINE: + return new LineAnnotationElement(parameters); + case _util.AnnotationType.HIGHLIGHT: + return new HighlightAnnotationElement(parameters); + case _util.AnnotationType.UNDERLINE: + return new UnderlineAnnotationElement(parameters); + case _util.AnnotationType.SQUIGGLY: + return new SquigglyAnnotationElement(parameters); + case _util.AnnotationType.STRIKEOUT: + return new StrikeOutAnnotationElement(parameters); + case _util.AnnotationType.FILEATTACHMENT: + return new FileAttachmentAnnotationElement(parameters); + default: + return new AnnotationElement(parameters); + } + } +}; +var AnnotationElement = function AnnotationElementClosure() { + function AnnotationElement(parameters, isRenderable, ignoreBorder) { + this.isRenderable = isRenderable || false; + this.data = parameters.data; + this.layer = parameters.layer; + this.page = parameters.page; + this.viewport = parameters.viewport; + this.linkService = parameters.linkService; + this.downloadManager = parameters.downloadManager; + this.imageResourcesPath = parameters.imageResourcesPath; + this.renderInteractiveForms = parameters.renderInteractiveForms; + if (isRenderable) { + this.container = this._createContainer(ignoreBorder); + } + } + AnnotationElement.prototype = { + _createContainer: function AnnotationElement_createContainer(ignoreBorder) { + var data = this.data, + page = this.page, + viewport = this.viewport; + var container = document.createElement('section'); + var width = data.rect[2] - data.rect[0]; + var height = data.rect[3] - data.rect[1]; + container.setAttribute('data-annotation-id', data.id); + var rect = _util.Util.normalizeRect([data.rect[0], page.view[3] - data.rect[1] + page.view[1], data.rect[2], page.view[3] - data.rect[3] + page.view[1]]); + _dom_utils.CustomStyle.setProp('transform', container, 'matrix(' + viewport.transform.join(',') + ')'); + _dom_utils.CustomStyle.setProp('transformOrigin', container, -rect[0] + 'px ' + -rect[1] + 'px'); + if (!ignoreBorder && data.borderStyle.width > 0) { + container.style.borderWidth = data.borderStyle.width + 'px'; + if (data.borderStyle.style !== _util.AnnotationBorderStyleType.UNDERLINE) { + width = width - 2 * data.borderStyle.width; + height = height - 2 * data.borderStyle.width; + } + var horizontalRadius = data.borderStyle.horizontalCornerRadius; + var verticalRadius = data.borderStyle.verticalCornerRadius; + if (horizontalRadius > 0 || verticalRadius > 0) { + var radius = horizontalRadius + 'px / ' + verticalRadius + 'px'; + _dom_utils.CustomStyle.setProp('borderRadius', container, radius); + } + switch (data.borderStyle.style) { + case _util.AnnotationBorderStyleType.SOLID: + container.style.borderStyle = 'solid'; + break; + case _util.AnnotationBorderStyleType.DASHED: + container.style.borderStyle = 'dashed'; + break; + case _util.AnnotationBorderStyleType.BEVELED: + (0, _util.warn)('Unimplemented border style: beveled'); + break; + case _util.AnnotationBorderStyleType.INSET: + (0, _util.warn)('Unimplemented border style: inset'); + break; + case _util.AnnotationBorderStyleType.UNDERLINE: + container.style.borderBottomStyle = 'solid'; + break; + default: + break; + } + if (data.color) { + container.style.borderColor = _util.Util.makeCssRgb(data.color[0] | 0, data.color[1] | 0, data.color[2] | 0); + } else { + container.style.borderWidth = 0; + } + } + container.style.left = rect[0] + 'px'; + container.style.top = rect[1] + 'px'; + container.style.width = width + 'px'; + container.style.height = height + 'px'; + return container; + }, + _createPopup: function AnnotationElement_createPopup(container, trigger, data) { + if (!trigger) { + trigger = document.createElement('div'); + trigger.style.height = container.style.height; + trigger.style.width = container.style.width; + container.appendChild(trigger); + } + var popupElement = new PopupElement({ + container: container, + trigger: trigger, + color: data.color, + title: data.title, + contents: data.contents, + hideWrapper: true + }); + var popup = popupElement.render(); + popup.style.left = container.style.width; + container.appendChild(popup); + }, + render: function AnnotationElement_render() { + throw new Error('Abstract method AnnotationElement.render called'); + } + }; + return AnnotationElement; +}(); +var LinkAnnotationElement = function LinkAnnotationElementClosure() { + function LinkAnnotationElement(parameters) { + AnnotationElement.call(this, parameters, true); + } + _util.Util.inherit(LinkAnnotationElement, AnnotationElement, { + render: function LinkAnnotationElement_render() { + this.container.className = 'linkAnnotation'; + var link = document.createElement('a'); + (0, _dom_utils.addLinkAttributes)(link, { + url: this.data.url, + target: this.data.newWindow ? _dom_utils.LinkTarget.BLANK : undefined + }); + if (!this.data.url) { + if (this.data.action) { + this._bindNamedAction(link, this.data.action); + } else { + this._bindLink(link, this.data.dest); + } + } + this.container.appendChild(link); + return this.container; + }, + _bindLink: function _bindLink(link, destination) { + var _this = this; + + link.href = this.linkService.getDestinationHash(destination); + link.onclick = function () { + if (destination) { + _this.linkService.navigateTo(destination); + } + return false; + }; + if (destination) { + link.className = 'internalLink'; + } + }, + _bindNamedAction: function _bindNamedAction(link, action) { + var _this2 = this; + + link.href = this.linkService.getAnchorUrl(''); + link.onclick = function () { + _this2.linkService.executeNamedAction(action); + return false; + }; + link.className = 'internalLink'; + } + }); + return LinkAnnotationElement; +}(); +var TextAnnotationElement = function TextAnnotationElementClosure() { + function TextAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + _util.Util.inherit(TextAnnotationElement, AnnotationElement, { + render: function TextAnnotationElement_render() { + this.container.className = 'textAnnotation'; + var image = document.createElement('img'); + image.style.height = this.container.style.height; + image.style.width = this.container.style.width; + image.src = this.imageResourcesPath + 'annotation-' + this.data.name.toLowerCase() + '.svg'; + image.alt = '[{{type}} Annotation]'; + image.dataset.l10nId = 'text_annotation_type'; + image.dataset.l10nArgs = JSON.stringify({ type: this.data.name }); + if (!this.data.hasPopup) { + this._createPopup(this.container, image, this.data); + } + this.container.appendChild(image); + return this.container; + } + }); + return TextAnnotationElement; +}(); +var WidgetAnnotationElement = function WidgetAnnotationElementClosure() { + function WidgetAnnotationElement(parameters, isRenderable) { + AnnotationElement.call(this, parameters, isRenderable); + } + _util.Util.inherit(WidgetAnnotationElement, AnnotationElement, { + render: function WidgetAnnotationElement_render() { + return this.container; + } + }); + return WidgetAnnotationElement; +}(); +var TextWidgetAnnotationElement = function TextWidgetAnnotationElementClosure() { + var TEXT_ALIGNMENT = ['left', 'center', 'right']; + function TextWidgetAnnotationElement(parameters) { + var isRenderable = parameters.renderInteractiveForms || !parameters.data.hasAppearance && !!parameters.data.fieldValue; + WidgetAnnotationElement.call(this, parameters, isRenderable); + } + _util.Util.inherit(TextWidgetAnnotationElement, WidgetAnnotationElement, { + render: function TextWidgetAnnotationElement_render() { + this.container.className = 'textWidgetAnnotation'; + var element = null; + if (this.renderInteractiveForms) { + if (this.data.multiLine) { + element = document.createElement('textarea'); + element.textContent = this.data.fieldValue; + } else { + element = document.createElement('input'); + element.type = 'text'; + element.setAttribute('value', this.data.fieldValue); + } + element.disabled = this.data.readOnly; + if (this.data.maxLen !== null) { + element.maxLength = this.data.maxLen; + } + if (this.data.comb) { + var fieldWidth = this.data.rect[2] - this.data.rect[0]; + var combWidth = fieldWidth / this.data.maxLen; + element.classList.add('comb'); + element.style.letterSpacing = 'calc(' + combWidth + 'px - 1ch)'; + } + } else { + element = document.createElement('div'); + element.textContent = this.data.fieldValue; + element.style.verticalAlign = 'middle'; + element.style.display = 'table-cell'; + var font = null; + if (this.data.fontRefName) { + font = this.page.commonObjs.getData(this.data.fontRefName); + } + this._setTextStyle(element, font); + } + if (this.data.textAlignment !== null) { + element.style.textAlign = TEXT_ALIGNMENT[this.data.textAlignment]; + } + this.container.appendChild(element); + return this.container; + }, + _setTextStyle: function TextWidgetAnnotationElement_setTextStyle(element, font) { + var style = element.style; + style.fontSize = this.data.fontSize + 'px'; + style.direction = this.data.fontDirection < 0 ? 'rtl' : 'ltr'; + if (!font) { + return; + } + style.fontWeight = font.black ? font.bold ? '900' : 'bold' : font.bold ? 'bold' : 'normal'; + style.fontStyle = font.italic ? 'italic' : 'normal'; + var fontFamily = font.loadedName ? '"' + font.loadedName + '", ' : ''; + var fallbackName = font.fallbackName || 'Helvetica, sans-serif'; + style.fontFamily = fontFamily + fallbackName; + } + }); + return TextWidgetAnnotationElement; +}(); +var CheckboxWidgetAnnotationElement = function CheckboxWidgetAnnotationElementClosure() { + function CheckboxWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + _util.Util.inherit(CheckboxWidgetAnnotationElement, WidgetAnnotationElement, { + render: function CheckboxWidgetAnnotationElement_render() { + this.container.className = 'buttonWidgetAnnotation checkBox'; + var element = document.createElement('input'); + element.disabled = this.data.readOnly; + element.type = 'checkbox'; + if (this.data.fieldValue && this.data.fieldValue !== 'Off') { + element.setAttribute('checked', true); + } + this.container.appendChild(element); + return this.container; + } + }); + return CheckboxWidgetAnnotationElement; +}(); +var RadioButtonWidgetAnnotationElement = function RadioButtonWidgetAnnotationElementClosure() { + function RadioButtonWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + _util.Util.inherit(RadioButtonWidgetAnnotationElement, WidgetAnnotationElement, { + render: function RadioButtonWidgetAnnotationElement_render() { + this.container.className = 'buttonWidgetAnnotation radioButton'; + var element = document.createElement('input'); + element.disabled = this.data.readOnly; + element.type = 'radio'; + element.name = this.data.fieldName; + if (this.data.fieldValue === this.data.buttonValue) { + element.setAttribute('checked', true); + } + this.container.appendChild(element); + return this.container; + } + }); + return RadioButtonWidgetAnnotationElement; +}(); +var ChoiceWidgetAnnotationElement = function ChoiceWidgetAnnotationElementClosure() { + function ChoiceWidgetAnnotationElement(parameters) { + WidgetAnnotationElement.call(this, parameters, parameters.renderInteractiveForms); + } + _util.Util.inherit(ChoiceWidgetAnnotationElement, WidgetAnnotationElement, { + render: function ChoiceWidgetAnnotationElement_render() { + this.container.className = 'choiceWidgetAnnotation'; + var selectElement = document.createElement('select'); + selectElement.disabled = this.data.readOnly; + if (!this.data.combo) { + selectElement.size = this.data.options.length; + if (this.data.multiSelect) { + selectElement.multiple = true; + } + } + for (var i = 0, ii = this.data.options.length; i < ii; i++) { + var option = this.data.options[i]; + var optionElement = document.createElement('option'); + optionElement.textContent = option.displayValue; + optionElement.value = option.exportValue; + if (this.data.fieldValue.indexOf(option.displayValue) >= 0) { + optionElement.setAttribute('selected', true); + } + selectElement.appendChild(optionElement); + } + this.container.appendChild(selectElement); + return this.container; + } + }); + return ChoiceWidgetAnnotationElement; +}(); +var PopupAnnotationElement = function PopupAnnotationElementClosure() { + var IGNORE_TYPES = ['Line']; + function PopupAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable); + } + _util.Util.inherit(PopupAnnotationElement, AnnotationElement, { + render: function PopupAnnotationElement_render() { + this.container.className = 'popupAnnotation'; + if (IGNORE_TYPES.indexOf(this.data.parentType) >= 0) { + return this.container; + } + var selector = '[data-annotation-id="' + this.data.parentId + '"]'; + var parentElement = this.layer.querySelector(selector); + if (!parentElement) { + return this.container; + } + var popup = new PopupElement({ + container: this.container, + trigger: parentElement, + color: this.data.color, + title: this.data.title, + contents: this.data.contents + }); + var parentLeft = parseFloat(parentElement.style.left); + var parentWidth = parseFloat(parentElement.style.width); + _dom_utils.CustomStyle.setProp('transformOrigin', this.container, -(parentLeft + parentWidth) + 'px -' + parentElement.style.top); + this.container.style.left = parentLeft + parentWidth + 'px'; + this.container.appendChild(popup.render()); + return this.container; + } + }); + return PopupAnnotationElement; +}(); +var PopupElement = function PopupElementClosure() { + var BACKGROUND_ENLIGHT = 0.7; + function PopupElement(parameters) { + this.container = parameters.container; + this.trigger = parameters.trigger; + this.color = parameters.color; + this.title = parameters.title; + this.contents = parameters.contents; + this.hideWrapper = parameters.hideWrapper || false; + this.pinned = false; + } + PopupElement.prototype = { + render: function PopupElement_render() { + var wrapper = document.createElement('div'); + wrapper.className = 'popupWrapper'; + this.hideElement = this.hideWrapper ? wrapper : this.container; + this.hideElement.setAttribute('hidden', true); + var popup = document.createElement('div'); + popup.className = 'popup'; + var color = this.color; + if (color) { + var r = BACKGROUND_ENLIGHT * (255 - color[0]) + color[0]; + var g = BACKGROUND_ENLIGHT * (255 - color[1]) + color[1]; + var b = BACKGROUND_ENLIGHT * (255 - color[2]) + color[2]; + popup.style.backgroundColor = _util.Util.makeCssRgb(r | 0, g | 0, b | 0); + } + var contents = this._formatContents(this.contents); + var title = document.createElement('h1'); + title.textContent = this.title; + this.trigger.addEventListener('click', this._toggle.bind(this)); + this.trigger.addEventListener('mouseover', this._show.bind(this, false)); + this.trigger.addEventListener('mouseout', this._hide.bind(this, false)); + popup.addEventListener('click', this._hide.bind(this, true)); + popup.appendChild(title); + popup.appendChild(contents); + wrapper.appendChild(popup); + return wrapper; + }, + _formatContents: function PopupElement_formatContents(contents) { + var p = document.createElement('p'); + var lines = contents.split(/(?:\r\n?|\n)/); + for (var i = 0, ii = lines.length; i < ii; ++i) { + var line = lines[i]; + p.appendChild(document.createTextNode(line)); + if (i < ii - 1) { + p.appendChild(document.createElement('br')); + } + } + return p; + }, + _toggle: function PopupElement_toggle() { + if (this.pinned) { + this._hide(true); + } else { + this._show(true); + } + }, + _show: function PopupElement_show(pin) { + if (pin) { + this.pinned = true; + } + if (this.hideElement.hasAttribute('hidden')) { + this.hideElement.removeAttribute('hidden'); + this.container.style.zIndex += 1; + } + }, + _hide: function PopupElement_hide(unpin) { + if (unpin) { + this.pinned = false; + } + if (!this.hideElement.hasAttribute('hidden') && !this.pinned) { + this.hideElement.setAttribute('hidden', true); + this.container.style.zIndex -= 1; + } + } + }; + return PopupElement; +}(); +var LineAnnotationElement = function LineAnnotationElementClosure() { + var SVG_NS = 'http://www.w3.org/2000/svg'; + function LineAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable, true); + } + _util.Util.inherit(LineAnnotationElement, AnnotationElement, { + render: function LineAnnotationElement_render() { + this.container.className = 'lineAnnotation'; + var data = this.data; + var width = data.rect[2] - data.rect[0]; + var height = data.rect[3] - data.rect[1]; + var svg = document.createElementNS(SVG_NS, 'svg:svg'); + svg.setAttributeNS(null, 'version', '1.1'); + svg.setAttributeNS(null, 'width', width + 'px'); + svg.setAttributeNS(null, 'height', height + 'px'); + svg.setAttributeNS(null, 'preserveAspectRatio', 'none'); + svg.setAttributeNS(null, 'viewBox', '0 0 ' + width + ' ' + height); + var line = document.createElementNS(SVG_NS, 'svg:line'); + line.setAttributeNS(null, 'x1', data.rect[2] - data.lineCoordinates[0]); + line.setAttributeNS(null, 'y1', data.rect[3] - data.lineCoordinates[1]); + line.setAttributeNS(null, 'x2', data.rect[2] - data.lineCoordinates[2]); + line.setAttributeNS(null, 'y2', data.rect[3] - data.lineCoordinates[3]); + line.setAttributeNS(null, 'stroke-width', data.borderStyle.width); + line.setAttributeNS(null, 'stroke', 'transparent'); + svg.appendChild(line); + this.container.append(svg); + this._createPopup(this.container, line, this.data); + return this.container; + } + }); + return LineAnnotationElement; +}(); +var HighlightAnnotationElement = function HighlightAnnotationElementClosure() { + function HighlightAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable, true); + } + _util.Util.inherit(HighlightAnnotationElement, AnnotationElement, { + render: function HighlightAnnotationElement_render() { + this.container.className = 'highlightAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return HighlightAnnotationElement; +}(); +var UnderlineAnnotationElement = function UnderlineAnnotationElementClosure() { + function UnderlineAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable, true); + } + _util.Util.inherit(UnderlineAnnotationElement, AnnotationElement, { + render: function UnderlineAnnotationElement_render() { + this.container.className = 'underlineAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return UnderlineAnnotationElement; +}(); +var SquigglyAnnotationElement = function SquigglyAnnotationElementClosure() { + function SquigglyAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable, true); + } + _util.Util.inherit(SquigglyAnnotationElement, AnnotationElement, { + render: function SquigglyAnnotationElement_render() { + this.container.className = 'squigglyAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return SquigglyAnnotationElement; +}(); +var StrikeOutAnnotationElement = function StrikeOutAnnotationElementClosure() { + function StrikeOutAnnotationElement(parameters) { + var isRenderable = !!(parameters.data.hasPopup || parameters.data.title || parameters.data.contents); + AnnotationElement.call(this, parameters, isRenderable, true); + } + _util.Util.inherit(StrikeOutAnnotationElement, AnnotationElement, { + render: function StrikeOutAnnotationElement_render() { + this.container.className = 'strikeoutAnnotation'; + if (!this.data.hasPopup) { + this._createPopup(this.container, null, this.data); + } + return this.container; + } + }); + return StrikeOutAnnotationElement; +}(); +var FileAttachmentAnnotationElement = function FileAttachmentAnnotationElementClosure() { + function FileAttachmentAnnotationElement(parameters) { + AnnotationElement.call(this, parameters, true); + var file = this.data.file; + this.filename = (0, _dom_utils.getFilenameFromUrl)(file.filename); + this.content = file.content; + this.linkService.onFileAttachmentAnnotation({ + id: (0, _util.stringToPDFString)(file.filename), + filename: file.filename, + content: file.content + }); + } + _util.Util.inherit(FileAttachmentAnnotationElement, AnnotationElement, { + render: function FileAttachmentAnnotationElement_render() { + this.container.className = 'fileAttachmentAnnotation'; + var trigger = document.createElement('div'); + trigger.style.height = this.container.style.height; + trigger.style.width = this.container.style.width; + trigger.addEventListener('dblclick', this._download.bind(this)); + if (!this.data.hasPopup && (this.data.title || this.data.contents)) { + this._createPopup(this.container, trigger, this.data); + } + this.container.appendChild(trigger); + return this.container; + }, + _download: function FileAttachmentAnnotationElement_download() { + if (!this.downloadManager) { + (0, _util.warn)('Download cannot be started due to unavailable download manager'); + return; + } + this.downloadManager.downloadData(this.content, this.filename, ''); + } + }); + return FileAttachmentAnnotationElement; +}(); +var AnnotationLayer = function AnnotationLayerClosure() { + return { + render: function AnnotationLayer_render(parameters) { + var annotationElementFactory = new AnnotationElementFactory(); + for (var i = 0, ii = parameters.annotations.length; i < ii; i++) { + var data = parameters.annotations[i]; + if (!data) { + continue; + } + var element = annotationElementFactory.create({ + data: data, + layer: parameters.div, + page: parameters.page, + viewport: parameters.viewport, + linkService: parameters.linkService, + downloadManager: parameters.downloadManager, + imageResourcesPath: parameters.imageResourcesPath || (0, _dom_utils.getDefaultSetting)('imageResourcesPath'), + renderInteractiveForms: parameters.renderInteractiveForms || false + }); + if (element.isRenderable) { + parameters.div.appendChild(element.render()); + } + } + }, + update: function AnnotationLayer_update(parameters) { + for (var i = 0, ii = parameters.annotations.length; i < ii; i++) { + var data = parameters.annotations[i]; + var element = parameters.div.querySelector('[data-annotation-id="' + data.id + '"]'); + if (element) { + _dom_utils.CustomStyle.setProp('transform', element, 'matrix(' + parameters.viewport.transform.join(',') + ')'); + } + } + parameters.div.removeAttribute('hidden'); + } + }; +}(); +exports.AnnotationLayer = AnnotationLayer; + +/***/ }), +/* 4 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.SVGGraphics = undefined; + +var _util = __w_pdfjs_require__(0); + +var SVGGraphics = function SVGGraphics() { + throw new Error('Not implemented: SVGGraphics'); +}; +{ + var SVG_DEFAULTS = { + fontStyle: 'normal', + fontWeight: 'normal', + fillColor: '#000000' + }; + var convertImgDataToPng = function convertImgDataToPngClosure() { + var PNG_HEADER = new Uint8Array([0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a]); + var CHUNK_WRAPPER_SIZE = 12; + var crcTable = new Int32Array(256); + for (var i = 0; i < 256; i++) { + var c = i; + for (var h = 0; h < 8; h++) { + if (c & 1) { + c = 0xedB88320 ^ c >> 1 & 0x7fffffff; + } else { + c = c >> 1 & 0x7fffffff; + } + } + crcTable[i] = c; + } + function crc32(data, start, end) { + var crc = -1; + for (var i = start; i < end; i++) { + var a = (crc ^ data[i]) & 0xff; + var b = crcTable[a]; + crc = crc >>> 8 ^ b; + } + return crc ^ -1; + } + function writePngChunk(type, body, data, offset) { + var p = offset; + var len = body.length; + data[p] = len >> 24 & 0xff; + data[p + 1] = len >> 16 & 0xff; + data[p + 2] = len >> 8 & 0xff; + data[p + 3] = len & 0xff; + p += 4; + data[p] = type.charCodeAt(0) & 0xff; + data[p + 1] = type.charCodeAt(1) & 0xff; + data[p + 2] = type.charCodeAt(2) & 0xff; + data[p + 3] = type.charCodeAt(3) & 0xff; + p += 4; + data.set(body, p); + p += body.length; + var crc = crc32(data, offset + 4, p); + data[p] = crc >> 24 & 0xff; + data[p + 1] = crc >> 16 & 0xff; + data[p + 2] = crc >> 8 & 0xff; + data[p + 3] = crc & 0xff; + } + function adler32(data, start, end) { + var a = 1; + var b = 0; + for (var i = start; i < end; ++i) { + a = (a + (data[i] & 0xff)) % 65521; + b = (b + a) % 65521; + } + return b << 16 | a; + } + function deflateSync(literals) { + if (!(0, _util.isNodeJS)()) { + return deflateSyncUncompressed(literals); + } + try { + var input; + if (parseInt(process.versions.node) >= 8) { + input = literals; + } else { + input = new Buffer(literals); + } + var output = require('zlib').deflateSync(input, { level: 9 }); + return output instanceof Uint8Array ? output : new Uint8Array(output); + } catch (e) { + (0, _util.warn)('Not compressing PNG because zlib.deflateSync is unavailable: ' + e); + } + return deflateSyncUncompressed(literals); + } + function deflateSyncUncompressed(literals) { + var len = literals.length; + var maxBlockLength = 0xFFFF; + var deflateBlocks = Math.ceil(len / maxBlockLength); + var idat = new Uint8Array(2 + len + deflateBlocks * 5 + 4); + var pi = 0; + idat[pi++] = 0x78; + idat[pi++] = 0x9c; + var pos = 0; + while (len > maxBlockLength) { + idat[pi++] = 0x00; + idat[pi++] = 0xff; + idat[pi++] = 0xff; + idat[pi++] = 0x00; + idat[pi++] = 0x00; + idat.set(literals.subarray(pos, pos + maxBlockLength), pi); + pi += maxBlockLength; + pos += maxBlockLength; + len -= maxBlockLength; + } + idat[pi++] = 0x01; + idat[pi++] = len & 0xff; + idat[pi++] = len >> 8 & 0xff; + idat[pi++] = ~len & 0xffff & 0xff; + idat[pi++] = (~len & 0xffff) >> 8 & 0xff; + idat.set(literals.subarray(pos), pi); + pi += literals.length - pos; + var adler = adler32(literals, 0, literals.length); + idat[pi++] = adler >> 24 & 0xff; + idat[pi++] = adler >> 16 & 0xff; + idat[pi++] = adler >> 8 & 0xff; + idat[pi++] = adler & 0xff; + return idat; + } + function encode(imgData, kind, forceDataSchema) { + var width = imgData.width; + var height = imgData.height; + var bitDepth, colorType, lineSize; + var bytes = imgData.data; + switch (kind) { + case _util.ImageKind.GRAYSCALE_1BPP: + colorType = 0; + bitDepth = 1; + lineSize = width + 7 >> 3; + break; + case _util.ImageKind.RGB_24BPP: + colorType = 2; + bitDepth = 8; + lineSize = width * 3; + break; + case _util.ImageKind.RGBA_32BPP: + colorType = 6; + bitDepth = 8; + lineSize = width * 4; + break; + default: + throw new Error('invalid format'); + } + var literals = new Uint8Array((1 + lineSize) * height); + var offsetLiterals = 0, + offsetBytes = 0; + var y, i; + for (y = 0; y < height; ++y) { + literals[offsetLiterals++] = 0; + literals.set(bytes.subarray(offsetBytes, offsetBytes + lineSize), offsetLiterals); + offsetBytes += lineSize; + offsetLiterals += lineSize; + } + if (kind === _util.ImageKind.GRAYSCALE_1BPP) { + offsetLiterals = 0; + for (y = 0; y < height; y++) { + offsetLiterals++; + for (i = 0; i < lineSize; i++) { + literals[offsetLiterals++] ^= 0xFF; + } + } + } + var ihdr = new Uint8Array([width >> 24 & 0xff, width >> 16 & 0xff, width >> 8 & 0xff, width & 0xff, height >> 24 & 0xff, height >> 16 & 0xff, height >> 8 & 0xff, height & 0xff, bitDepth, colorType, 0x00, 0x00, 0x00]); + var idat = deflateSync(literals); + var pngLength = PNG_HEADER.length + CHUNK_WRAPPER_SIZE * 3 + ihdr.length + idat.length; + var data = new Uint8Array(pngLength); + var offset = 0; + data.set(PNG_HEADER, offset); + offset += PNG_HEADER.length; + writePngChunk('IHDR', ihdr, data, offset); + offset += CHUNK_WRAPPER_SIZE + ihdr.length; + writePngChunk('IDATA', idat, data, offset); + offset += CHUNK_WRAPPER_SIZE + idat.length; + writePngChunk('IEND', new Uint8Array(0), data, offset); + return (0, _util.createObjectURL)(data, 'image/png', forceDataSchema); + } + return function convertImgDataToPng(imgData, forceDataSchema) { + var kind = imgData.kind === undefined ? _util.ImageKind.GRAYSCALE_1BPP : imgData.kind; + return encode(imgData, kind, forceDataSchema); + }; + }(); + var SVGExtraState = function SVGExtraStateClosure() { + function SVGExtraState() { + this.fontSizeScale = 1; + this.fontWeight = SVG_DEFAULTS.fontWeight; + this.fontSize = 0; + this.textMatrix = _util.IDENTITY_MATRIX; + this.fontMatrix = _util.FONT_IDENTITY_MATRIX; + this.leading = 0; + this.x = 0; + this.y = 0; + this.lineX = 0; + this.lineY = 0; + this.charSpacing = 0; + this.wordSpacing = 0; + this.textHScale = 1; + this.textRise = 0; + this.fillColor = SVG_DEFAULTS.fillColor; + this.strokeColor = '#000000'; + this.fillAlpha = 1; + this.strokeAlpha = 1; + this.lineWidth = 1; + this.lineJoin = ''; + this.lineCap = ''; + this.miterLimit = 0; + this.dashArray = []; + this.dashPhase = 0; + this.dependencies = []; + this.activeClipUrl = null; + this.clipGroup = null; + this.maskId = ''; + } + SVGExtraState.prototype = { + clone: function SVGExtraState_clone() { + return Object.create(this); + }, + setCurrentPoint: function SVGExtraState_setCurrentPoint(x, y) { + this.x = x; + this.y = y; + } + }; + return SVGExtraState; + }(); + exports.SVGGraphics = SVGGraphics = function SVGGraphicsClosure() { + function opListToTree(opList) { + var opTree = []; + var tmp = []; + var opListLen = opList.length; + for (var x = 0; x < opListLen; x++) { + if (opList[x].fn === 'save') { + opTree.push({ + 'fnId': 92, + 'fn': 'group', + 'items': [] + }); + tmp.push(opTree); + opTree = opTree[opTree.length - 1].items; + continue; + } + if (opList[x].fn === 'restore') { + opTree = tmp.pop(); + } else { + opTree.push(opList[x]); + } + } + return opTree; + } + function pf(value) { + if (value === (value | 0)) { + return value.toString(); + } + var s = value.toFixed(10); + var i = s.length - 1; + if (s[i] !== '0') { + return s; + } + do { + i--; + } while (s[i] === '0'); + return s.substr(0, s[i] === '.' ? i : i + 1); + } + function pm(m) { + if (m[4] === 0 && m[5] === 0) { + if (m[1] === 0 && m[2] === 0) { + if (m[0] === 1 && m[3] === 1) { + return ''; + } + return 'scale(' + pf(m[0]) + ' ' + pf(m[3]) + ')'; + } + if (m[0] === m[3] && m[1] === -m[2]) { + var a = Math.acos(m[0]) * 180 / Math.PI; + return 'rotate(' + pf(a) + ')'; + } + } else { + if (m[0] === 1 && m[1] === 0 && m[2] === 0 && m[3] === 1) { + return 'translate(' + pf(m[4]) + ' ' + pf(m[5]) + ')'; + } + } + return 'matrix(' + pf(m[0]) + ' ' + pf(m[1]) + ' ' + pf(m[2]) + ' ' + pf(m[3]) + ' ' + pf(m[4]) + ' ' + pf(m[5]) + ')'; + } + function SVGGraphics(commonObjs, objs, forceDataSchema) { + this.current = new SVGExtraState(); + this.transformMatrix = _util.IDENTITY_MATRIX; + this.transformStack = []; + this.extraStack = []; + this.commonObjs = commonObjs; + this.objs = objs; + this.pendingClip = null; + this.pendingEOFill = false; + this.embedFonts = false; + this.embeddedFonts = Object.create(null); + this.cssStyle = null; + this.forceDataSchema = !!forceDataSchema; + } + var NS = 'http://www.w3.org/2000/svg'; + var XML_NS = 'http://www.w3.org/XML/1998/namespace'; + var XLINK_NS = 'http://www.w3.org/1999/xlink'; + var LINE_CAP_STYLES = ['butt', 'round', 'square']; + var LINE_JOIN_STYLES = ['miter', 'round', 'bevel']; + var clipCount = 0; + var maskCount = 0; + SVGGraphics.prototype = { + save: function SVGGraphics_save() { + this.transformStack.push(this.transformMatrix); + var old = this.current; + this.extraStack.push(old); + this.current = old.clone(); + }, + restore: function SVGGraphics_restore() { + this.transformMatrix = this.transformStack.pop(); + this.current = this.extraStack.pop(); + this.pendingClip = null; + this.tgrp = null; + }, + group: function SVGGraphics_group(items) { + this.save(); + this.executeOpTree(items); + this.restore(); + }, + loadDependencies: function SVGGraphics_loadDependencies(operatorList) { + var _this = this; + + var fnArray = operatorList.fnArray; + var fnArrayLen = fnArray.length; + var argsArray = operatorList.argsArray; + for (var i = 0; i < fnArrayLen; i++) { + if (_util.OPS.dependency === fnArray[i]) { + var deps = argsArray[i]; + for (var n = 0, nn = deps.length; n < nn; n++) { + var obj = deps[n]; + var common = obj.substring(0, 2) === 'g_'; + var promise; + if (common) { + promise = new Promise(function (resolve) { + _this.commonObjs.get(obj, resolve); + }); + } else { + promise = new Promise(function (resolve) { + _this.objs.get(obj, resolve); + }); + } + this.current.dependencies.push(promise); + } + } + } + return Promise.all(this.current.dependencies); + }, + transform: function SVGGraphics_transform(a, b, c, d, e, f) { + var transformMatrix = [a, b, c, d, e, f]; + this.transformMatrix = _util.Util.transform(this.transformMatrix, transformMatrix); + this.tgrp = null; + }, + getSVG: function SVGGraphics_getSVG(operatorList, viewport) { + var _this2 = this; + + this.viewport = viewport; + var svgElement = this._initialize(viewport); + return this.loadDependencies(operatorList).then(function () { + _this2.transformMatrix = _util.IDENTITY_MATRIX; + var opTree = _this2.convertOpList(operatorList); + _this2.executeOpTree(opTree); + return svgElement; + }); + }, + convertOpList: function SVGGraphics_convertOpList(operatorList) { + var argsArray = operatorList.argsArray; + var fnArray = operatorList.fnArray; + var fnArrayLen = fnArray.length; + var REVOPS = []; + var opList = []; + for (var op in _util.OPS) { + REVOPS[_util.OPS[op]] = op; + } + for (var x = 0; x < fnArrayLen; x++) { + var fnId = fnArray[x]; + opList.push({ + 'fnId': fnId, + 'fn': REVOPS[fnId], + 'args': argsArray[x] + }); + } + return opListToTree(opList); + }, + executeOpTree: function SVGGraphics_executeOpTree(opTree) { + var opTreeLen = opTree.length; + for (var x = 0; x < opTreeLen; x++) { + var fn = opTree[x].fn; + var fnId = opTree[x].fnId; + var args = opTree[x].args; + switch (fnId | 0) { + case _util.OPS.beginText: + this.beginText(); + break; + case _util.OPS.setLeading: + this.setLeading(args); + break; + case _util.OPS.setLeadingMoveText: + this.setLeadingMoveText(args[0], args[1]); + break; + case _util.OPS.setFont: + this.setFont(args); + break; + case _util.OPS.showText: + this.showText(args[0]); + break; + case _util.OPS.showSpacedText: + this.showText(args[0]); + break; + case _util.OPS.endText: + this.endText(); + break; + case _util.OPS.moveText: + this.moveText(args[0], args[1]); + break; + case _util.OPS.setCharSpacing: + this.setCharSpacing(args[0]); + break; + case _util.OPS.setWordSpacing: + this.setWordSpacing(args[0]); + break; + case _util.OPS.setHScale: + this.setHScale(args[0]); + break; + case _util.OPS.setTextMatrix: + this.setTextMatrix(args[0], args[1], args[2], args[3], args[4], args[5]); + break; + case _util.OPS.setLineWidth: + this.setLineWidth(args[0]); + break; + case _util.OPS.setLineJoin: + this.setLineJoin(args[0]); + break; + case _util.OPS.setLineCap: + this.setLineCap(args[0]); + break; + case _util.OPS.setMiterLimit: + this.setMiterLimit(args[0]); + break; + case _util.OPS.setFillRGBColor: + this.setFillRGBColor(args[0], args[1], args[2]); + break; + case _util.OPS.setStrokeRGBColor: + this.setStrokeRGBColor(args[0], args[1], args[2]); + break; + case _util.OPS.setDash: + this.setDash(args[0], args[1]); + break; + case _util.OPS.setGState: + this.setGState(args[0]); + break; + case _util.OPS.fill: + this.fill(); + break; + case _util.OPS.eoFill: + this.eoFill(); + break; + case _util.OPS.stroke: + this.stroke(); + break; + case _util.OPS.fillStroke: + this.fillStroke(); + break; + case _util.OPS.eoFillStroke: + this.eoFillStroke(); + break; + case _util.OPS.clip: + this.clip('nonzero'); + break; + case _util.OPS.eoClip: + this.clip('evenodd'); + break; + case _util.OPS.paintSolidColorImageMask: + this.paintSolidColorImageMask(); + break; + case _util.OPS.paintJpegXObject: + this.paintJpegXObject(args[0], args[1], args[2]); + break; + case _util.OPS.paintImageXObject: + this.paintImageXObject(args[0]); + break; + case _util.OPS.paintInlineImageXObject: + this.paintInlineImageXObject(args[0]); + break; + case _util.OPS.paintImageMaskXObject: + this.paintImageMaskXObject(args[0]); + break; + case _util.OPS.paintFormXObjectBegin: + this.paintFormXObjectBegin(args[0], args[1]); + break; + case _util.OPS.paintFormXObjectEnd: + this.paintFormXObjectEnd(); + break; + case _util.OPS.closePath: + this.closePath(); + break; + case _util.OPS.closeStroke: + this.closeStroke(); + break; + case _util.OPS.closeFillStroke: + this.closeFillStroke(); + break; + case _util.OPS.nextLine: + this.nextLine(); + break; + case _util.OPS.transform: + this.transform(args[0], args[1], args[2], args[3], args[4], args[5]); + break; + case _util.OPS.constructPath: + this.constructPath(args[0], args[1]); + break; + case _util.OPS.endPath: + this.endPath(); + break; + case 92: + this.group(opTree[x].items); + break; + default: + (0, _util.warn)('Unimplemented operator ' + fn); + break; + } + } + }, + setWordSpacing: function SVGGraphics_setWordSpacing(wordSpacing) { + this.current.wordSpacing = wordSpacing; + }, + setCharSpacing: function SVGGraphics_setCharSpacing(charSpacing) { + this.current.charSpacing = charSpacing; + }, + nextLine: function SVGGraphics_nextLine() { + this.moveText(0, this.current.leading); + }, + setTextMatrix: function SVGGraphics_setTextMatrix(a, b, c, d, e, f) { + var current = this.current; + this.current.textMatrix = this.current.lineMatrix = [a, b, c, d, e, f]; + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + current.xcoords = []; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.txtElement = document.createElementNS(NS, 'svg:text'); + current.txtElement.appendChild(current.tspan); + }, + beginText: function SVGGraphics_beginText() { + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + this.current.textMatrix = _util.IDENTITY_MATRIX; + this.current.lineMatrix = _util.IDENTITY_MATRIX; + this.current.tspan = document.createElementNS(NS, 'svg:tspan'); + this.current.txtElement = document.createElementNS(NS, 'svg:text'); + this.current.txtgrp = document.createElementNS(NS, 'svg:g'); + this.current.xcoords = []; + }, + moveText: function SVGGraphics_moveText(x, y) { + var current = this.current; + this.current.x = this.current.lineX += x; + this.current.y = this.current.lineY += y; + current.xcoords = []; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + }, + showText: function SVGGraphics_showText(glyphs) { + var current = this.current; + var font = current.font; + var fontSize = current.fontSize; + if (fontSize === 0) { + return; + } + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var fontDirection = current.fontDirection; + var textHScale = current.textHScale * fontDirection; + var glyphsLength = glyphs.length; + var vertical = font.vertical; + var widthAdvanceScale = fontSize * current.fontMatrix[0]; + var x = 0, + i; + for (i = 0; i < glyphsLength; ++i) { + var glyph = glyphs[i]; + if (glyph === null) { + x += fontDirection * wordSpacing; + continue; + } else if ((0, _util.isNum)(glyph)) { + x += -glyph * fontSize * 0.001; + continue; + } + current.xcoords.push(current.x + x * textHScale); + var width = glyph.width; + var character = glyph.fontChar; + var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing; + var charWidth = width * widthAdvanceScale + spacing * fontDirection; + x += charWidth; + current.tspan.textContent += character; + } + if (vertical) { + current.y -= x * textHScale; + } else { + current.x += x * textHScale; + } + current.tspan.setAttributeNS(null, 'x', current.xcoords.map(pf).join(' ')); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.tspan.setAttributeNS(null, 'font-family', current.fontFamily); + current.tspan.setAttributeNS(null, 'font-size', pf(current.fontSize) + 'px'); + if (current.fontStyle !== SVG_DEFAULTS.fontStyle) { + current.tspan.setAttributeNS(null, 'font-style', current.fontStyle); + } + if (current.fontWeight !== SVG_DEFAULTS.fontWeight) { + current.tspan.setAttributeNS(null, 'font-weight', current.fontWeight); + } + if (current.fillColor !== SVG_DEFAULTS.fillColor) { + current.tspan.setAttributeNS(null, 'fill', current.fillColor); + } + current.txtElement.setAttributeNS(null, 'transform', pm(current.textMatrix) + ' scale(1, -1)'); + current.txtElement.setAttributeNS(XML_NS, 'xml:space', 'preserve'); + current.txtElement.appendChild(current.tspan); + current.txtgrp.appendChild(current.txtElement); + this._ensureTransformGroup().appendChild(current.txtElement); + }, + setLeadingMoveText: function SVGGraphics_setLeadingMoveText(x, y) { + this.setLeading(-y); + this.moveText(x, y); + }, + addFontStyle: function SVGGraphics_addFontStyle(fontObj) { + if (!this.cssStyle) { + this.cssStyle = document.createElementNS(NS, 'svg:style'); + this.cssStyle.setAttributeNS(null, 'type', 'text/css'); + this.defs.appendChild(this.cssStyle); + } + var url = (0, _util.createObjectURL)(fontObj.data, fontObj.mimetype, this.forceDataSchema); + this.cssStyle.textContent += '@font-face { font-family: "' + fontObj.loadedName + '";' + ' src: url(' + url + '); }\n'; + }, + setFont: function SVGGraphics_setFont(details) { + var current = this.current; + var fontObj = this.commonObjs.get(details[0]); + var size = details[1]; + this.current.font = fontObj; + if (this.embedFonts && fontObj.data && !this.embeddedFonts[fontObj.loadedName]) { + this.addFontStyle(fontObj); + this.embeddedFonts[fontObj.loadedName] = fontObj; + } + current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX; + var bold = fontObj.black ? fontObj.bold ? 'bolder' : 'bold' : fontObj.bold ? 'bold' : 'normal'; + var italic = fontObj.italic ? 'italic' : 'normal'; + if (size < 0) { + size = -size; + current.fontDirection = -1; + } else { + current.fontDirection = 1; + } + current.fontSize = size; + current.fontFamily = fontObj.loadedName; + current.fontWeight = bold; + current.fontStyle = italic; + current.tspan = document.createElementNS(NS, 'svg:tspan'); + current.tspan.setAttributeNS(null, 'y', pf(-current.y)); + current.xcoords = []; + }, + endText: function SVGGraphics_endText() {}, + setLineWidth: function SVGGraphics_setLineWidth(width) { + this.current.lineWidth = width; + }, + setLineCap: function SVGGraphics_setLineCap(style) { + this.current.lineCap = LINE_CAP_STYLES[style]; + }, + setLineJoin: function SVGGraphics_setLineJoin(style) { + this.current.lineJoin = LINE_JOIN_STYLES[style]; + }, + setMiterLimit: function SVGGraphics_setMiterLimit(limit) { + this.current.miterLimit = limit; + }, + setStrokeAlpha: function SVGGraphics_setStrokeAlpha(strokeAlpha) { + this.current.strokeAlpha = strokeAlpha; + }, + setStrokeRGBColor: function SVGGraphics_setStrokeRGBColor(r, g, b) { + var color = _util.Util.makeCssRgb(r, g, b); + this.current.strokeColor = color; + }, + setFillAlpha: function SVGGraphics_setFillAlpha(fillAlpha) { + this.current.fillAlpha = fillAlpha; + }, + setFillRGBColor: function SVGGraphics_setFillRGBColor(r, g, b) { + var color = _util.Util.makeCssRgb(r, g, b); + this.current.fillColor = color; + this.current.tspan = document.createElementNS(NS, 'svg:tspan'); + this.current.xcoords = []; + }, + setDash: function SVGGraphics_setDash(dashArray, dashPhase) { + this.current.dashArray = dashArray; + this.current.dashPhase = dashPhase; + }, + constructPath: function SVGGraphics_constructPath(ops, args) { + var current = this.current; + var x = current.x, + y = current.y; + current.path = document.createElementNS(NS, 'svg:path'); + var d = []; + var opLength = ops.length; + for (var i = 0, j = 0; i < opLength; i++) { + switch (ops[i] | 0) { + case _util.OPS.rectangle: + x = args[j++]; + y = args[j++]; + var width = args[j++]; + var height = args[j++]; + var xw = x + width; + var yh = y + height; + d.push('M', pf(x), pf(y), 'L', pf(xw), pf(y), 'L', pf(xw), pf(yh), 'L', pf(x), pf(yh), 'Z'); + break; + case _util.OPS.moveTo: + x = args[j++]; + y = args[j++]; + d.push('M', pf(x), pf(y)); + break; + case _util.OPS.lineTo: + x = args[j++]; + y = args[j++]; + d.push('L', pf(x), pf(y)); + break; + case _util.OPS.curveTo: + x = args[j + 4]; + y = args[j + 5]; + d.push('C', pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3]), pf(x), pf(y)); + j += 6; + break; + case _util.OPS.curveTo2: + x = args[j + 2]; + y = args[j + 3]; + d.push('C', pf(x), pf(y), pf(args[j]), pf(args[j + 1]), pf(args[j + 2]), pf(args[j + 3])); + j += 4; + break; + case _util.OPS.curveTo3: + x = args[j + 2]; + y = args[j + 3]; + d.push('C', pf(args[j]), pf(args[j + 1]), pf(x), pf(y), pf(x), pf(y)); + j += 4; + break; + case _util.OPS.closePath: + d.push('Z'); + break; + } + } + current.path.setAttributeNS(null, 'd', d.join(' ')); + current.path.setAttributeNS(null, 'fill', 'none'); + this._ensureTransformGroup().appendChild(current.path); + current.element = current.path; + current.setCurrentPoint(x, y); + }, + endPath: function SVGGraphics_endPath() { + if (!this.pendingClip) { + return; + } + var current = this.current; + var clipId = 'clippath' + clipCount; + clipCount++; + var clipPath = document.createElementNS(NS, 'svg:clipPath'); + clipPath.setAttributeNS(null, 'id', clipId); + clipPath.setAttributeNS(null, 'transform', pm(this.transformMatrix)); + var clipElement = current.element.cloneNode(); + if (this.pendingClip === 'evenodd') { + clipElement.setAttributeNS(null, 'clip-rule', 'evenodd'); + } else { + clipElement.setAttributeNS(null, 'clip-rule', 'nonzero'); + } + this.pendingClip = null; + clipPath.appendChild(clipElement); + this.defs.appendChild(clipPath); + if (current.activeClipUrl) { + current.clipGroup = null; + this.extraStack.forEach(function (prev) { + prev.clipGroup = null; + }); + } + current.activeClipUrl = 'url(#' + clipId + ')'; + this.tgrp = null; + }, + clip: function SVGGraphics_clip(type) { + this.pendingClip = type; + }, + closePath: function SVGGraphics_closePath() { + var current = this.current; + var d = current.path.getAttributeNS(null, 'd'); + d += 'Z'; + current.path.setAttributeNS(null, 'd', d); + }, + setLeading: function SVGGraphics_setLeading(leading) { + this.current.leading = -leading; + }, + setTextRise: function SVGGraphics_setTextRise(textRise) { + this.current.textRise = textRise; + }, + setHScale: function SVGGraphics_setHScale(scale) { + this.current.textHScale = scale / 100; + }, + setGState: function SVGGraphics_setGState(states) { + for (var i = 0, ii = states.length; i < ii; i++) { + var state = states[i]; + var key = state[0]; + var value = state[1]; + switch (key) { + case 'LW': + this.setLineWidth(value); + break; + case 'LC': + this.setLineCap(value); + break; + case 'LJ': + this.setLineJoin(value); + break; + case 'ML': + this.setMiterLimit(value); + break; + case 'D': + this.setDash(value[0], value[1]); + break; + case 'Font': + this.setFont(value); + break; + case 'CA': + this.setStrokeAlpha(value); + break; + case 'ca': + this.setFillAlpha(value); + break; + default: + (0, _util.warn)('Unimplemented graphic state ' + key); + break; + } + } + }, + fill: function SVGGraphics_fill() { + var current = this.current; + current.element.setAttributeNS(null, 'fill', current.fillColor); + current.element.setAttributeNS(null, 'fill-opacity', current.fillAlpha); + }, + stroke: function SVGGraphics_stroke() { + var current = this.current; + current.element.setAttributeNS(null, 'stroke', current.strokeColor); + current.element.setAttributeNS(null, 'stroke-opacity', current.strokeAlpha); + current.element.setAttributeNS(null, 'stroke-miterlimit', pf(current.miterLimit)); + current.element.setAttributeNS(null, 'stroke-linecap', current.lineCap); + current.element.setAttributeNS(null, 'stroke-linejoin', current.lineJoin); + current.element.setAttributeNS(null, 'stroke-width', pf(current.lineWidth) + 'px'); + current.element.setAttributeNS(null, 'stroke-dasharray', current.dashArray.map(pf).join(' ')); + current.element.setAttributeNS(null, 'stroke-dashoffset', pf(current.dashPhase) + 'px'); + current.element.setAttributeNS(null, 'fill', 'none'); + }, + eoFill: function SVGGraphics_eoFill() { + this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd'); + this.fill(); + }, + fillStroke: function SVGGraphics_fillStroke() { + this.stroke(); + this.fill(); + }, + eoFillStroke: function SVGGraphics_eoFillStroke() { + this.current.element.setAttributeNS(null, 'fill-rule', 'evenodd'); + this.fillStroke(); + }, + closeStroke: function SVGGraphics_closeStroke() { + this.closePath(); + this.stroke(); + }, + closeFillStroke: function SVGGraphics_closeFillStroke() { + this.closePath(); + this.fillStroke(); + }, + paintSolidColorImageMask: function SVGGraphics_paintSolidColorImageMask() { + var current = this.current; + var rect = document.createElementNS(NS, 'svg:rect'); + rect.setAttributeNS(null, 'x', '0'); + rect.setAttributeNS(null, 'y', '0'); + rect.setAttributeNS(null, 'width', '1px'); + rect.setAttributeNS(null, 'height', '1px'); + rect.setAttributeNS(null, 'fill', current.fillColor); + this._ensureTransformGroup().appendChild(rect); + }, + paintJpegXObject: function SVGGraphics_paintJpegXObject(objId, w, h) { + var imgObj = this.objs.get(objId); + var imgEl = document.createElementNS(NS, 'svg:image'); + imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgObj.src); + imgEl.setAttributeNS(null, 'width', pf(w)); + imgEl.setAttributeNS(null, 'height', pf(h)); + imgEl.setAttributeNS(null, 'x', '0'); + imgEl.setAttributeNS(null, 'y', pf(-h)); + imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / w) + ' ' + pf(-1 / h) + ')'); + this._ensureTransformGroup().appendChild(imgEl); + }, + paintImageXObject: function SVGGraphics_paintImageXObject(objId) { + var imgData = this.objs.get(objId); + if (!imgData) { + (0, _util.warn)('Dependent image isn\'t ready yet'); + return; + } + this.paintInlineImageXObject(imgData); + }, + paintInlineImageXObject: function SVGGraphics_paintInlineImageXObject(imgData, mask) { + var width = imgData.width; + var height = imgData.height; + var imgSrc = convertImgDataToPng(imgData, this.forceDataSchema); + var cliprect = document.createElementNS(NS, 'svg:rect'); + cliprect.setAttributeNS(null, 'x', '0'); + cliprect.setAttributeNS(null, 'y', '0'); + cliprect.setAttributeNS(null, 'width', pf(width)); + cliprect.setAttributeNS(null, 'height', pf(height)); + this.current.element = cliprect; + this.clip('nonzero'); + var imgEl = document.createElementNS(NS, 'svg:image'); + imgEl.setAttributeNS(XLINK_NS, 'xlink:href', imgSrc); + imgEl.setAttributeNS(null, 'x', '0'); + imgEl.setAttributeNS(null, 'y', pf(-height)); + imgEl.setAttributeNS(null, 'width', pf(width) + 'px'); + imgEl.setAttributeNS(null, 'height', pf(height) + 'px'); + imgEl.setAttributeNS(null, 'transform', 'scale(' + pf(1 / width) + ' ' + pf(-1 / height) + ')'); + if (mask) { + mask.appendChild(imgEl); + } else { + this._ensureTransformGroup().appendChild(imgEl); + } + }, + paintImageMaskXObject: function SVGGraphics_paintImageMaskXObject(imgData) { + var current = this.current; + var width = imgData.width; + var height = imgData.height; + var fillColor = current.fillColor; + current.maskId = 'mask' + maskCount++; + var mask = document.createElementNS(NS, 'svg:mask'); + mask.setAttributeNS(null, 'id', current.maskId); + var rect = document.createElementNS(NS, 'svg:rect'); + rect.setAttributeNS(null, 'x', '0'); + rect.setAttributeNS(null, 'y', '0'); + rect.setAttributeNS(null, 'width', pf(width)); + rect.setAttributeNS(null, 'height', pf(height)); + rect.setAttributeNS(null, 'fill', fillColor); + rect.setAttributeNS(null, 'mask', 'url(#' + current.maskId + ')'); + this.defs.appendChild(mask); + this._ensureTransformGroup().appendChild(rect); + this.paintInlineImageXObject(imgData, mask); + }, + paintFormXObjectBegin: function SVGGraphics_paintFormXObjectBegin(matrix, bbox) { + if ((0, _util.isArray)(matrix) && matrix.length === 6) { + this.transform(matrix[0], matrix[1], matrix[2], matrix[3], matrix[4], matrix[5]); + } + if ((0, _util.isArray)(bbox) && bbox.length === 4) { + var width = bbox[2] - bbox[0]; + var height = bbox[3] - bbox[1]; + var cliprect = document.createElementNS(NS, 'svg:rect'); + cliprect.setAttributeNS(null, 'x', bbox[0]); + cliprect.setAttributeNS(null, 'y', bbox[1]); + cliprect.setAttributeNS(null, 'width', pf(width)); + cliprect.setAttributeNS(null, 'height', pf(height)); + this.current.element = cliprect; + this.clip('nonzero'); + this.endPath(); + } + }, + paintFormXObjectEnd: function SVGGraphics_paintFormXObjectEnd() {}, + _initialize: function SVGGraphics_initialize(viewport) { + var svg = document.createElementNS(NS, 'svg:svg'); + svg.setAttributeNS(null, 'version', '1.1'); + svg.setAttributeNS(null, 'width', viewport.width + 'px'); + svg.setAttributeNS(null, 'height', viewport.height + 'px'); + svg.setAttributeNS(null, 'preserveAspectRatio', 'none'); + svg.setAttributeNS(null, 'viewBox', '0 0 ' + viewport.width + ' ' + viewport.height); + var definitions = document.createElementNS(NS, 'svg:defs'); + svg.appendChild(definitions); + this.defs = definitions; + var rootGroup = document.createElementNS(NS, 'svg:g'); + rootGroup.setAttributeNS(null, 'transform', pm(viewport.transform)); + svg.appendChild(rootGroup); + this.svg = rootGroup; + return svg; + }, + _ensureClipGroup: function SVGGraphics_ensureClipGroup() { + if (!this.current.clipGroup) { + var clipGroup = document.createElementNS(NS, 'svg:g'); + clipGroup.setAttributeNS(null, 'clip-path', this.current.activeClipUrl); + this.svg.appendChild(clipGroup); + this.current.clipGroup = clipGroup; + } + return this.current.clipGroup; + }, + _ensureTransformGroup: function SVGGraphics_ensureTransformGroup() { + if (!this.tgrp) { + this.tgrp = document.createElementNS(NS, 'svg:g'); + this.tgrp.setAttributeNS(null, 'transform', pm(this.transformMatrix)); + if (this.current.activeClipUrl) { + this._ensureClipGroup().appendChild(this.tgrp); + } else { + this.svg.appendChild(this.tgrp); + } + } + return this.tgrp; + } + }; + return SVGGraphics; + }(); +} +exports.SVGGraphics = SVGGraphics; + +/***/ }), +/* 5 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.renderTextLayer = undefined; + +var _util = __w_pdfjs_require__(0); + +var _dom_utils = __w_pdfjs_require__(1); + +var renderTextLayer = function renderTextLayerClosure() { + var MAX_TEXT_DIVS_TO_RENDER = 100000; + var NonWhitespaceRegexp = /\S/; + function isAllWhitespace(str) { + return !NonWhitespaceRegexp.test(str); + } + var styleBuf = ['left: ', 0, 'px; top: ', 0, 'px; font-size: ', 0, 'px; font-family: ', '', ';']; + function appendText(task, geom, styles) { + var textDiv = document.createElement('div'); + var textDivProperties = { + style: null, + angle: 0, + canvasWidth: 0, + isWhitespace: false, + originalTransform: null, + paddingBottom: 0, + paddingLeft: 0, + paddingRight: 0, + paddingTop: 0, + scale: 1 + }; + task._textDivs.push(textDiv); + if (isAllWhitespace(geom.str)) { + textDivProperties.isWhitespace = true; + task._textDivProperties.set(textDiv, textDivProperties); + return; + } + var tx = _util.Util.transform(task._viewport.transform, geom.transform); + var angle = Math.atan2(tx[1], tx[0]); + var style = styles[geom.fontName]; + if (style.vertical) { + angle += Math.PI / 2; + } + var fontHeight = Math.sqrt(tx[2] * tx[2] + tx[3] * tx[3]); + var fontAscent = fontHeight; + if (style.ascent) { + fontAscent = style.ascent * fontAscent; + } else if (style.descent) { + fontAscent = (1 + style.descent) * fontAscent; + } + var left; + var top; + if (angle === 0) { + left = tx[4]; + top = tx[5] - fontAscent; + } else { + left = tx[4] + fontAscent * Math.sin(angle); + top = tx[5] - fontAscent * Math.cos(angle); + } + styleBuf[1] = left; + styleBuf[3] = top; + styleBuf[5] = fontHeight; + styleBuf[7] = style.fontFamily; + textDivProperties.style = styleBuf.join(''); + textDiv.setAttribute('style', textDivProperties.style); + textDiv.textContent = geom.str; + if ((0, _dom_utils.getDefaultSetting)('pdfBug')) { + textDiv.dataset.fontName = geom.fontName; + } + if (angle !== 0) { + textDivProperties.angle = angle * (180 / Math.PI); + } + if (geom.str.length > 1) { + if (style.vertical) { + textDivProperties.canvasWidth = geom.height * task._viewport.scale; + } else { + textDivProperties.canvasWidth = geom.width * task._viewport.scale; + } + } + task._textDivProperties.set(textDiv, textDivProperties); + if (task._textContentStream) { + task._layoutText(textDiv); + } + if (task._enhanceTextSelection) { + var angleCos = 1, + angleSin = 0; + if (angle !== 0) { + angleCos = Math.cos(angle); + angleSin = Math.sin(angle); + } + var divWidth = (style.vertical ? geom.height : geom.width) * task._viewport.scale; + var divHeight = fontHeight; + var m, b; + if (angle !== 0) { + m = [angleCos, angleSin, -angleSin, angleCos, left, top]; + b = _util.Util.getAxialAlignedBoundingBox([0, 0, divWidth, divHeight], m); + } else { + b = [left, top, left + divWidth, top + divHeight]; + } + task._bounds.push({ + left: b[0], + top: b[1], + right: b[2], + bottom: b[3], + div: textDiv, + size: [divWidth, divHeight], + m: m + }); + } + } + function render(task) { + if (task._canceled) { + return; + } + var textDivs = task._textDivs; + var capability = task._capability; + var textDivsLength = textDivs.length; + if (textDivsLength > MAX_TEXT_DIVS_TO_RENDER) { + task._renderingDone = true; + capability.resolve(); + return; + } + if (!task._textContentStream) { + for (var i = 0; i < textDivsLength; i++) { + task._layoutText(textDivs[i]); + } + } + task._renderingDone = true; + capability.resolve(); + } + function expand(task) { + var bounds = task._bounds; + var viewport = task._viewport; + var expanded = expandBounds(viewport.width, viewport.height, bounds); + for (var i = 0; i < expanded.length; i++) { + var div = bounds[i].div; + var divProperties = task._textDivProperties.get(div); + if (divProperties.angle === 0) { + divProperties.paddingLeft = bounds[i].left - expanded[i].left; + divProperties.paddingTop = bounds[i].top - expanded[i].top; + divProperties.paddingRight = expanded[i].right - bounds[i].right; + divProperties.paddingBottom = expanded[i].bottom - bounds[i].bottom; + task._textDivProperties.set(div, divProperties); + continue; + } + var e = expanded[i], + b = bounds[i]; + var m = b.m, + c = m[0], + s = m[1]; + var points = [[0, 0], [0, b.size[1]], [b.size[0], 0], b.size]; + var ts = new Float64Array(64); + points.forEach(function (p, i) { + var t = _util.Util.applyTransform(p, m); + ts[i + 0] = c && (e.left - t[0]) / c; + ts[i + 4] = s && (e.top - t[1]) / s; + ts[i + 8] = c && (e.right - t[0]) / c; + ts[i + 12] = s && (e.bottom - t[1]) / s; + ts[i + 16] = s && (e.left - t[0]) / -s; + ts[i + 20] = c && (e.top - t[1]) / c; + ts[i + 24] = s && (e.right - t[0]) / -s; + ts[i + 28] = c && (e.bottom - t[1]) / c; + ts[i + 32] = c && (e.left - t[0]) / -c; + ts[i + 36] = s && (e.top - t[1]) / -s; + ts[i + 40] = c && (e.right - t[0]) / -c; + ts[i + 44] = s && (e.bottom - t[1]) / -s; + ts[i + 48] = s && (e.left - t[0]) / s; + ts[i + 52] = c && (e.top - t[1]) / -c; + ts[i + 56] = s && (e.right - t[0]) / s; + ts[i + 60] = c && (e.bottom - t[1]) / -c; + }); + var findPositiveMin = function findPositiveMin(ts, offset, count) { + var result = 0; + for (var i = 0; i < count; i++) { + var t = ts[offset++]; + if (t > 0) { + result = result ? Math.min(t, result) : t; + } + } + return result; + }; + var boxScale = 1 + Math.min(Math.abs(c), Math.abs(s)); + divProperties.paddingLeft = findPositiveMin(ts, 32, 16) / boxScale; + divProperties.paddingTop = findPositiveMin(ts, 48, 16) / boxScale; + divProperties.paddingRight = findPositiveMin(ts, 0, 16) / boxScale; + divProperties.paddingBottom = findPositiveMin(ts, 16, 16) / boxScale; + task._textDivProperties.set(div, divProperties); + } + } + function expandBounds(width, height, boxes) { + var bounds = boxes.map(function (box, i) { + return { + x1: box.left, + y1: box.top, + x2: box.right, + y2: box.bottom, + index: i, + x1New: undefined, + x2New: undefined + }; + }); + expandBoundsLTR(width, bounds); + var expanded = new Array(boxes.length); + bounds.forEach(function (b) { + var i = b.index; + expanded[i] = { + left: b.x1New, + top: 0, + right: b.x2New, + bottom: 0 + }; + }); + boxes.map(function (box, i) { + var e = expanded[i], + b = bounds[i]; + b.x1 = box.top; + b.y1 = width - e.right; + b.x2 = box.bottom; + b.y2 = width - e.left; + b.index = i; + b.x1New = undefined; + b.x2New = undefined; + }); + expandBoundsLTR(height, bounds); + bounds.forEach(function (b) { + var i = b.index; + expanded[i].top = b.x1New; + expanded[i].bottom = b.x2New; + }); + return expanded; + } + function expandBoundsLTR(width, bounds) { + bounds.sort(function (a, b) { + return a.x1 - b.x1 || a.index - b.index; + }); + var fakeBoundary = { + x1: -Infinity, + y1: -Infinity, + x2: 0, + y2: Infinity, + index: -1, + x1New: 0, + x2New: 0 + }; + var horizon = [{ + start: -Infinity, + end: Infinity, + boundary: fakeBoundary + }]; + bounds.forEach(function (boundary) { + var i = 0; + while (i < horizon.length && horizon[i].end <= boundary.y1) { + i++; + } + var j = horizon.length - 1; + while (j >= 0 && horizon[j].start >= boundary.y2) { + j--; + } + var horizonPart, affectedBoundary; + var q, + k, + maxXNew = -Infinity; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + var xNew; + if (affectedBoundary.x2 > boundary.x1) { + xNew = affectedBoundary.index > boundary.index ? affectedBoundary.x1New : boundary.x1; + } else if (affectedBoundary.x2New === undefined) { + xNew = (affectedBoundary.x2 + boundary.x1) / 2; + } else { + xNew = affectedBoundary.x2New; + } + if (xNew > maxXNew) { + maxXNew = xNew; + } + } + boundary.x1New = maxXNew; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New === undefined) { + if (affectedBoundary.x2 > boundary.x1) { + if (affectedBoundary.index > boundary.index) { + affectedBoundary.x2New = affectedBoundary.x2; + } + } else { + affectedBoundary.x2New = maxXNew; + } + } else if (affectedBoundary.x2New > maxXNew) { + affectedBoundary.x2New = Math.max(maxXNew, affectedBoundary.x2); + } + } + var changedHorizon = [], + lastBoundary = null; + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + var useBoundary = affectedBoundary.x2 > boundary.x2 ? affectedBoundary : boundary; + if (lastBoundary === useBoundary) { + changedHorizon[changedHorizon.length - 1].end = horizonPart.end; + } else { + changedHorizon.push({ + start: horizonPart.start, + end: horizonPart.end, + boundary: useBoundary + }); + lastBoundary = useBoundary; + } + } + if (horizon[i].start < boundary.y1) { + changedHorizon[0].start = boundary.y1; + changedHorizon.unshift({ + start: horizon[i].start, + end: boundary.y1, + boundary: horizon[i].boundary + }); + } + if (boundary.y2 < horizon[j].end) { + changedHorizon[changedHorizon.length - 1].end = boundary.y2; + changedHorizon.push({ + start: boundary.y2, + end: horizon[j].end, + boundary: horizon[j].boundary + }); + } + for (q = i; q <= j; q++) { + horizonPart = horizon[q]; + affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New !== undefined) { + continue; + } + var used = false; + for (k = i - 1; !used && k >= 0 && horizon[k].start >= affectedBoundary.y1; k--) { + used = horizon[k].boundary === affectedBoundary; + } + for (k = j + 1; !used && k < horizon.length && horizon[k].end <= affectedBoundary.y2; k++) { + used = horizon[k].boundary === affectedBoundary; + } + for (k = 0; !used && k < changedHorizon.length; k++) { + used = changedHorizon[k].boundary === affectedBoundary; + } + if (!used) { + affectedBoundary.x2New = maxXNew; + } + } + Array.prototype.splice.apply(horizon, [i, j - i + 1].concat(changedHorizon)); + }); + horizon.forEach(function (horizonPart) { + var affectedBoundary = horizonPart.boundary; + if (affectedBoundary.x2New === undefined) { + affectedBoundary.x2New = Math.max(width, affectedBoundary.x2); + } + }); + } + function TextLayerRenderTask(_ref) { + var textContent = _ref.textContent, + textContentStream = _ref.textContentStream, + container = _ref.container, + viewport = _ref.viewport, + textDivs = _ref.textDivs, + textContentItemsStr = _ref.textContentItemsStr, + enhanceTextSelection = _ref.enhanceTextSelection; + + this._textContent = textContent; + this._textContentStream = textContentStream; + this._container = container; + this._viewport = viewport; + this._textDivs = textDivs || []; + this._textContentItemsStr = textContentItemsStr || []; + this._enhanceTextSelection = !!enhanceTextSelection; + this._reader = null; + this._layoutTextLastFontSize = null; + this._layoutTextLastFontFamily = null; + this._layoutTextCtx = null; + this._textDivProperties = new WeakMap(); + this._renderingDone = false; + this._canceled = false; + this._capability = (0, _util.createPromiseCapability)(); + this._renderTimer = null; + this._bounds = []; + } + TextLayerRenderTask.prototype = { + get promise() { + return this._capability.promise; + }, + cancel: function TextLayer_cancel() { + if (this._reader) { + this._reader.cancel(new _util.AbortException('text layer task cancelled')); + this._reader = null; + } + this._canceled = true; + if (this._renderTimer !== null) { + clearTimeout(this._renderTimer); + this._renderTimer = null; + } + this._capability.reject('canceled'); + }, + _processItems: function _processItems(items, styleCache) { + for (var i = 0, len = items.length; i < len; i++) { + this._textContentItemsStr.push(items[i].str); + appendText(this, items[i], styleCache); + } + }, + _layoutText: function _layoutText(textDiv) { + var textLayerFrag = this._container; + var textDivProperties = this._textDivProperties.get(textDiv); + if (textDivProperties.isWhitespace) { + return; + } + var fontSize = textDiv.style.fontSize; + var fontFamily = textDiv.style.fontFamily; + if (fontSize !== this._layoutTextLastFontSize || fontFamily !== this._layoutTextLastFontFamily) { + this._layoutTextCtx.font = fontSize + ' ' + fontFamily; + this._lastFontSize = fontSize; + this._lastFontFamily = fontFamily; + } + var width = this._layoutTextCtx.measureText(textDiv.textContent).width; + var transform = ''; + if (textDivProperties.canvasWidth !== 0 && width > 0) { + textDivProperties.scale = textDivProperties.canvasWidth / width; + transform = 'scaleX(' + textDivProperties.scale + ')'; + } + if (textDivProperties.angle !== 0) { + transform = 'rotate(' + textDivProperties.angle + 'deg) ' + transform; + } + if (transform !== '') { + textDivProperties.originalTransform = transform; + _dom_utils.CustomStyle.setProp('transform', textDiv, transform); + } + this._textDivProperties.set(textDiv, textDivProperties); + textLayerFrag.appendChild(textDiv); + }, + + _render: function TextLayer_render(timeout) { + var _this = this; + + var capability = (0, _util.createPromiseCapability)(); + var styleCache = Object.create(null); + var canvas = document.createElement('canvas'); + canvas.mozOpaque = true; + this._layoutTextCtx = canvas.getContext('2d', { alpha: false }); + if (this._textContent) { + var textItems = this._textContent.items; + var textStyles = this._textContent.styles; + this._processItems(textItems, textStyles); + capability.resolve(); + } else if (this._textContentStream) { + var pump = function pump() { + _this._reader.read().then(function (_ref2) { + var value = _ref2.value, + done = _ref2.done; + + if (done) { + capability.resolve(); + return; + } + _util.Util.extendObj(styleCache, value.styles); + _this._processItems(value.items, styleCache); + pump(); + }, capability.reject); + }; + this._reader = this._textContentStream.getReader(); + pump(); + } else { + throw new Error('Neither "textContent" nor "textContentStream"' + ' parameters specified.'); + } + capability.promise.then(function () { + styleCache = null; + if (!timeout) { + render(_this); + } else { + _this._renderTimer = setTimeout(function () { + render(_this); + _this._renderTimer = null; + }, timeout); + } + }, this._capability.reject); + }, + expandTextDivs: function TextLayer_expandTextDivs(expandDivs) { + if (!this._enhanceTextSelection || !this._renderingDone) { + return; + } + if (this._bounds !== null) { + expand(this); + this._bounds = null; + } + for (var i = 0, ii = this._textDivs.length; i < ii; i++) { + var div = this._textDivs[i]; + var divProperties = this._textDivProperties.get(div); + if (divProperties.isWhitespace) { + continue; + } + if (expandDivs) { + var transform = '', + padding = ''; + if (divProperties.scale !== 1) { + transform = 'scaleX(' + divProperties.scale + ')'; + } + if (divProperties.angle !== 0) { + transform = 'rotate(' + divProperties.angle + 'deg) ' + transform; + } + if (divProperties.paddingLeft !== 0) { + padding += ' padding-left: ' + divProperties.paddingLeft / divProperties.scale + 'px;'; + transform += ' translateX(' + -divProperties.paddingLeft / divProperties.scale + 'px)'; + } + if (divProperties.paddingTop !== 0) { + padding += ' padding-top: ' + divProperties.paddingTop + 'px;'; + transform += ' translateY(' + -divProperties.paddingTop + 'px)'; + } + if (divProperties.paddingRight !== 0) { + padding += ' padding-right: ' + divProperties.paddingRight / divProperties.scale + 'px;'; + } + if (divProperties.paddingBottom !== 0) { + padding += ' padding-bottom: ' + divProperties.paddingBottom + 'px;'; + } + if (padding !== '') { + div.setAttribute('style', divProperties.style + padding); + } + if (transform !== '') { + _dom_utils.CustomStyle.setProp('transform', div, transform); + } + } else { + div.style.padding = 0; + _dom_utils.CustomStyle.setProp('transform', div, divProperties.originalTransform || ''); + } + } + } + }; + function renderTextLayer(renderParameters) { + var task = new TextLayerRenderTask({ + textContent: renderParameters.textContent, + textContentStream: renderParameters.textContentStream, + container: renderParameters.container, + viewport: renderParameters.viewport, + textDivs: renderParameters.textDivs, + textContentItemsStr: renderParameters.textContentItemsStr, + enhanceTextSelection: renderParameters.enhanceTextSelection + }); + task._render(renderParameters.timeout); + return task; + } + return renderTextLayer; +}(); +exports.renderTextLayer = renderTextLayer; + +/***/ }), +/* 6 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +function fixMetadata(meta) { + return meta.replace(/>\\376\\377([^<]+)/g, function (all, codes) { + var bytes = codes.replace(/\\([0-3])([0-7])([0-7])/g, function (code, d1, d2, d3) { + return String.fromCharCode(d1 * 64 + d2 * 8 + d3 * 1); + }); + var chars = ''; + for (var i = 0; i < bytes.length; i += 2) { + var code = bytes.charCodeAt(i) * 256 + bytes.charCodeAt(i + 1); + chars += code >= 32 && code < 127 && code !== 60 && code !== 62 && code !== 38 ? String.fromCharCode(code) : '&#x' + (0x10000 + code).toString(16).substring(1) + ';'; + } + return '>' + chars; + }); +} +function Metadata(meta) { + if (typeof meta === 'string') { + meta = fixMetadata(meta); + var parser = new DOMParser(); + meta = parser.parseFromString(meta, 'application/xml'); + } else if (!(meta instanceof Document)) { + throw new Error('Metadata: Invalid metadata object'); + } + this.metaDocument = meta; + this.metadata = Object.create(null); + this.parse(); +} +Metadata.prototype = { + parse: function Metadata_parse() { + var doc = this.metaDocument; + var rdf = doc.documentElement; + if (rdf.nodeName.toLowerCase() !== 'rdf:rdf') { + rdf = rdf.firstChild; + while (rdf && rdf.nodeName.toLowerCase() !== 'rdf:rdf') { + rdf = rdf.nextSibling; + } + } + var nodeName = rdf ? rdf.nodeName.toLowerCase() : null; + if (!rdf || nodeName !== 'rdf:rdf' || !rdf.hasChildNodes()) { + return; + } + var children = rdf.childNodes, + desc, + entry, + name, + i, + ii, + length, + iLength; + for (i = 0, length = children.length; i < length; i++) { + desc = children[i]; + if (desc.nodeName.toLowerCase() !== 'rdf:description') { + continue; + } + for (ii = 0, iLength = desc.childNodes.length; ii < iLength; ii++) { + if (desc.childNodes[ii].nodeName.toLowerCase() !== '#text') { + entry = desc.childNodes[ii]; + name = entry.nodeName.toLowerCase(); + this.metadata[name] = entry.textContent.trim(); + } + } + } + }, + get: function Metadata_get(name) { + return this.metadata[name] || null; + }, + has: function Metadata_has(name) { + return typeof this.metadata[name] !== 'undefined'; + } +}; +exports.Metadata = Metadata; + +/***/ }), +/* 7 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.WebGLUtils = undefined; + +var _dom_utils = __w_pdfjs_require__(1); + +var _util = __w_pdfjs_require__(0); + +var WebGLUtils = function WebGLUtilsClosure() { + function loadShader(gl, code, shaderType) { + var shader = gl.createShader(shaderType); + gl.shaderSource(shader, code); + gl.compileShader(shader); + var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS); + if (!compiled) { + var errorMsg = gl.getShaderInfoLog(shader); + throw new Error('Error during shader compilation: ' + errorMsg); + } + return shader; + } + function createVertexShader(gl, code) { + return loadShader(gl, code, gl.VERTEX_SHADER); + } + function createFragmentShader(gl, code) { + return loadShader(gl, code, gl.FRAGMENT_SHADER); + } + function createProgram(gl, shaders) { + var program = gl.createProgram(); + for (var i = 0, ii = shaders.length; i < ii; ++i) { + gl.attachShader(program, shaders[i]); + } + gl.linkProgram(program); + var linked = gl.getProgramParameter(program, gl.LINK_STATUS); + if (!linked) { + var errorMsg = gl.getProgramInfoLog(program); + throw new Error('Error during program linking: ' + errorMsg); + } + return program; + } + function createTexture(gl, image, textureId) { + gl.activeTexture(textureId); + var texture = gl.createTexture(); + gl.bindTexture(gl.TEXTURE_2D, texture); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST); + gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST); + gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image); + return texture; + } + var currentGL, currentCanvas; + function generateGL() { + if (currentGL) { + return; + } + currentCanvas = document.createElement('canvas'); + currentGL = currentCanvas.getContext('webgl', { premultipliedalpha: false }); + } + var smaskVertexShaderCode = '\ + attribute vec2 a_position; \ + attribute vec2 a_texCoord; \ + \ + uniform vec2 u_resolution; \ + \ + varying vec2 v_texCoord; \ + \ + void main() { \ + vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \ + gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \ + \ + v_texCoord = a_texCoord; \ + } '; + var smaskFragmentShaderCode = '\ + precision mediump float; \ + \ + uniform vec4 u_backdrop; \ + uniform int u_subtype; \ + uniform sampler2D u_image; \ + uniform sampler2D u_mask; \ + \ + varying vec2 v_texCoord; \ + \ + void main() { \ + vec4 imageColor = texture2D(u_image, v_texCoord); \ + vec4 maskColor = texture2D(u_mask, v_texCoord); \ + if (u_backdrop.a > 0.0) { \ + maskColor.rgb = maskColor.rgb * maskColor.a + \ + u_backdrop.rgb * (1.0 - maskColor.a); \ + } \ + float lum; \ + if (u_subtype == 0) { \ + lum = maskColor.a; \ + } else { \ + lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \ + maskColor.b * 0.11; \ + } \ + imageColor.a *= lum; \ + imageColor.rgb *= imageColor.a; \ + gl_FragColor = imageColor; \ + } '; + var smaskCache = null; + function initSmaskGL() { + var canvas, gl; + generateGL(); + canvas = currentCanvas; + currentCanvas = null; + gl = currentGL; + currentGL = null; + var vertexShader = createVertexShader(gl, smaskVertexShaderCode); + var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode); + var program = createProgram(gl, [vertexShader, fragmentShader]); + gl.useProgram(program); + var cache = {}; + cache.gl = gl; + cache.canvas = canvas; + cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution'); + cache.positionLocation = gl.getAttribLocation(program, 'a_position'); + cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop'); + cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype'); + var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord'); + var texLayerLocation = gl.getUniformLocation(program, 'u_image'); + var texMaskLocation = gl.getUniformLocation(program, 'u_mask'); + var texCoordBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 1.0, 1.0, 0.0, 1.0, 1.0]), gl.STATIC_DRAW); + gl.enableVertexAttribArray(texCoordLocation); + gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0); + gl.uniform1i(texLayerLocation, 0); + gl.uniform1i(texMaskLocation, 1); + smaskCache = cache; + } + function composeSMask(layer, mask, properties) { + var width = layer.width, + height = layer.height; + if (!smaskCache) { + initSmaskGL(); + } + var cache = smaskCache, + canvas = cache.canvas, + gl = cache.gl; + canvas.width = width; + canvas.height = height; + gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight); + gl.uniform2f(cache.resolutionLocation, width, height); + if (properties.backdrop) { + gl.uniform4f(cache.resolutionLocation, properties.backdrop[0], properties.backdrop[1], properties.backdrop[2], 1); + } else { + gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0); + } + gl.uniform1i(cache.subtypeLocation, properties.subtype === 'Luminosity' ? 1 : 0); + var texture = createTexture(gl, layer, gl.TEXTURE0); + var maskTexture = createTexture(gl, mask, gl.TEXTURE1); + var buffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, buffer); + gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([0, 0, width, 0, 0, height, 0, height, width, 0, width, height]), gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.positionLocation); + gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0); + gl.clearColor(0, 0, 0, 0); + gl.enable(gl.BLEND); + gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA); + gl.clear(gl.COLOR_BUFFER_BIT); + gl.drawArrays(gl.TRIANGLES, 0, 6); + gl.flush(); + gl.deleteTexture(texture); + gl.deleteTexture(maskTexture); + gl.deleteBuffer(buffer); + return canvas; + } + var figuresVertexShaderCode = '\ + attribute vec2 a_position; \ + attribute vec3 a_color; \ + \ + uniform vec2 u_resolution; \ + uniform vec2 u_scale; \ + uniform vec2 u_offset; \ + \ + varying vec4 v_color; \ + \ + void main() { \ + vec2 position = (a_position + u_offset) * u_scale; \ + vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \ + gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \ + \ + v_color = vec4(a_color / 255.0, 1.0); \ + } '; + var figuresFragmentShaderCode = '\ + precision mediump float; \ + \ + varying vec4 v_color; \ + \ + void main() { \ + gl_FragColor = v_color; \ + } '; + var figuresCache = null; + function initFiguresGL() { + var canvas, gl; + generateGL(); + canvas = currentCanvas; + currentCanvas = null; + gl = currentGL; + currentGL = null; + var vertexShader = createVertexShader(gl, figuresVertexShaderCode); + var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode); + var program = createProgram(gl, [vertexShader, fragmentShader]); + gl.useProgram(program); + var cache = {}; + cache.gl = gl; + cache.canvas = canvas; + cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution'); + cache.scaleLocation = gl.getUniformLocation(program, 'u_scale'); + cache.offsetLocation = gl.getUniformLocation(program, 'u_offset'); + cache.positionLocation = gl.getAttribLocation(program, 'a_position'); + cache.colorLocation = gl.getAttribLocation(program, 'a_color'); + figuresCache = cache; + } + function drawFigures(width, height, backgroundColor, figures, context) { + if (!figuresCache) { + initFiguresGL(); + } + var cache = figuresCache, + canvas = cache.canvas, + gl = cache.gl; + canvas.width = width; + canvas.height = height; + gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight); + gl.uniform2f(cache.resolutionLocation, width, height); + var count = 0; + var i, ii, rows; + for (i = 0, ii = figures.length; i < ii; i++) { + switch (figures[i].type) { + case 'lattice': + rows = figures[i].coords.length / figures[i].verticesPerRow | 0; + count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6; + break; + case 'triangles': + count += figures[i].coords.length; + break; + } + } + var coords = new Float32Array(count * 2); + var colors = new Uint8Array(count * 3); + var coordsMap = context.coords, + colorsMap = context.colors; + var pIndex = 0, + cIndex = 0; + for (i = 0, ii = figures.length; i < ii; i++) { + var figure = figures[i], + ps = figure.coords, + cs = figure.colors; + switch (figure.type) { + case 'lattice': + var cols = figure.verticesPerRow; + rows = ps.length / cols | 0; + for (var row = 1; row < rows; row++) { + var offset = row * cols + 1; + for (var col = 1; col < cols; col++, offset++) { + coords[pIndex] = coordsMap[ps[offset - cols - 1]]; + coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1]; + coords[pIndex + 2] = coordsMap[ps[offset - cols]]; + coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1]; + coords[pIndex + 4] = coordsMap[ps[offset - 1]]; + coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1]; + colors[cIndex] = colorsMap[cs[offset - cols - 1]]; + colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1]; + colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2]; + colors[cIndex + 3] = colorsMap[cs[offset - cols]]; + colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1]; + colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2]; + colors[cIndex + 6] = colorsMap[cs[offset - 1]]; + colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1]; + colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2]; + coords[pIndex + 6] = coords[pIndex + 2]; + coords[pIndex + 7] = coords[pIndex + 3]; + coords[pIndex + 8] = coords[pIndex + 4]; + coords[pIndex + 9] = coords[pIndex + 5]; + coords[pIndex + 10] = coordsMap[ps[offset]]; + coords[pIndex + 11] = coordsMap[ps[offset] + 1]; + colors[cIndex + 9] = colors[cIndex + 3]; + colors[cIndex + 10] = colors[cIndex + 4]; + colors[cIndex + 11] = colors[cIndex + 5]; + colors[cIndex + 12] = colors[cIndex + 6]; + colors[cIndex + 13] = colors[cIndex + 7]; + colors[cIndex + 14] = colors[cIndex + 8]; + colors[cIndex + 15] = colorsMap[cs[offset]]; + colors[cIndex + 16] = colorsMap[cs[offset] + 1]; + colors[cIndex + 17] = colorsMap[cs[offset] + 2]; + pIndex += 12; + cIndex += 18; + } + } + break; + case 'triangles': + for (var j = 0, jj = ps.length; j < jj; j++) { + coords[pIndex] = coordsMap[ps[j]]; + coords[pIndex + 1] = coordsMap[ps[j] + 1]; + colors[cIndex] = colorsMap[cs[j]]; + colors[cIndex + 1] = colorsMap[cs[j] + 1]; + colors[cIndex + 2] = colorsMap[cs[j] + 2]; + pIndex += 2; + cIndex += 3; + } + break; + } + } + if (backgroundColor) { + gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255, backgroundColor[2] / 255, 1.0); + } else { + gl.clearColor(0, 0, 0, 0); + } + gl.clear(gl.COLOR_BUFFER_BIT); + var coordsBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer); + gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.positionLocation); + gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0); + var colorsBuffer = gl.createBuffer(); + gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer); + gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW); + gl.enableVertexAttribArray(cache.colorLocation); + gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false, 0, 0); + gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY); + gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY); + gl.drawArrays(gl.TRIANGLES, 0, count); + gl.flush(); + gl.deleteBuffer(coordsBuffer); + gl.deleteBuffer(colorsBuffer); + return canvas; + } + function cleanup() { + if (smaskCache && smaskCache.canvas) { + smaskCache.canvas.width = 0; + smaskCache.canvas.height = 0; + } + if (figuresCache && figuresCache.canvas) { + figuresCache.canvas.width = 0; + figuresCache.canvas.height = 0; + } + smaskCache = null; + figuresCache = null; + } + return { + get isEnabled() { + if ((0, _dom_utils.getDefaultSetting)('disableWebGL')) { + return false; + } + var enabled = false; + try { + generateGL(); + enabled = !!currentGL; + } catch (e) {} + return (0, _util.shadow)(this, 'isEnabled', enabled); + }, + composeSMask: composeSMask, + drawFigures: drawFigures, + clear: cleanup + }; +}(); +exports.WebGLUtils = WebGLUtils; + +/***/ }), +/* 8 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.PDFJS = exports.isWorker = exports.globalScope = undefined; + +var _api = __w_pdfjs_require__(2); + +var _dom_utils = __w_pdfjs_require__(1); + +var _util = __w_pdfjs_require__(0); + +var _annotation_layer = __w_pdfjs_require__(3); + +var _metadata = __w_pdfjs_require__(6); + +var _text_layer = __w_pdfjs_require__(5); + +var _svg = __w_pdfjs_require__(4); + +var isWorker = typeof window === 'undefined'; +if (!_util.globalScope.PDFJS) { + _util.globalScope.PDFJS = {}; +} +var PDFJS = _util.globalScope.PDFJS; +{ + PDFJS.version = '1.9.426'; + PDFJS.build = '2558a58d'; +} +PDFJS.pdfBug = false; +if (PDFJS.verbosity !== undefined) { + (0, _util.setVerbosityLevel)(PDFJS.verbosity); +} +delete PDFJS.verbosity; +Object.defineProperty(PDFJS, 'verbosity', { + get: function get() { + return (0, _util.getVerbosityLevel)(); + }, + set: function set(level) { + (0, _util.setVerbosityLevel)(level); + }, + + enumerable: true, + configurable: true +}); +PDFJS.VERBOSITY_LEVELS = _util.VERBOSITY_LEVELS; +PDFJS.OPS = _util.OPS; +PDFJS.UNSUPPORTED_FEATURES = _util.UNSUPPORTED_FEATURES; +PDFJS.isValidUrl = _dom_utils.isValidUrl; +PDFJS.shadow = _util.shadow; +PDFJS.createBlob = _util.createBlob; +PDFJS.createObjectURL = function PDFJS_createObjectURL(data, contentType) { + return (0, _util.createObjectURL)(data, contentType, PDFJS.disableCreateObjectURL); +}; +Object.defineProperty(PDFJS, 'isLittleEndian', { + configurable: true, + get: function PDFJS_isLittleEndian() { + return (0, _util.shadow)(PDFJS, 'isLittleEndian', (0, _util.isLittleEndian)()); + } +}); +PDFJS.removeNullCharacters = _util.removeNullCharacters; +PDFJS.PasswordResponses = _util.PasswordResponses; +PDFJS.PasswordException = _util.PasswordException; +PDFJS.UnknownErrorException = _util.UnknownErrorException; +PDFJS.InvalidPDFException = _util.InvalidPDFException; +PDFJS.MissingPDFException = _util.MissingPDFException; +PDFJS.UnexpectedResponseException = _util.UnexpectedResponseException; +PDFJS.Util = _util.Util; +PDFJS.PageViewport = _util.PageViewport; +PDFJS.createPromiseCapability = _util.createPromiseCapability; +PDFJS.maxImageSize = PDFJS.maxImageSize === undefined ? -1 : PDFJS.maxImageSize; +PDFJS.cMapUrl = PDFJS.cMapUrl === undefined ? null : PDFJS.cMapUrl; +PDFJS.cMapPacked = PDFJS.cMapPacked === undefined ? false : PDFJS.cMapPacked; +PDFJS.disableFontFace = PDFJS.disableFontFace === undefined ? false : PDFJS.disableFontFace; +PDFJS.imageResourcesPath = PDFJS.imageResourcesPath === undefined ? '' : PDFJS.imageResourcesPath; +PDFJS.disableWorker = PDFJS.disableWorker === undefined ? false : PDFJS.disableWorker; +PDFJS.workerSrc = PDFJS.workerSrc === undefined ? null : PDFJS.workerSrc; +PDFJS.workerPort = PDFJS.workerPort === undefined ? null : PDFJS.workerPort; +PDFJS.disableRange = PDFJS.disableRange === undefined ? false : PDFJS.disableRange; +PDFJS.disableStream = PDFJS.disableStream === undefined ? false : PDFJS.disableStream; +PDFJS.disableAutoFetch = PDFJS.disableAutoFetch === undefined ? false : PDFJS.disableAutoFetch; +PDFJS.pdfBug = PDFJS.pdfBug === undefined ? false : PDFJS.pdfBug; +PDFJS.postMessageTransfers = PDFJS.postMessageTransfers === undefined ? true : PDFJS.postMessageTransfers; +PDFJS.disableCreateObjectURL = PDFJS.disableCreateObjectURL === undefined ? false : PDFJS.disableCreateObjectURL; +PDFJS.disableWebGL = PDFJS.disableWebGL === undefined ? true : PDFJS.disableWebGL; +PDFJS.externalLinkTarget = PDFJS.externalLinkTarget === undefined ? _dom_utils.LinkTarget.NONE : PDFJS.externalLinkTarget; +PDFJS.externalLinkRel = PDFJS.externalLinkRel === undefined ? _dom_utils.DEFAULT_LINK_REL : PDFJS.externalLinkRel; +PDFJS.isEvalSupported = PDFJS.isEvalSupported === undefined ? true : PDFJS.isEvalSupported; +PDFJS.pdfjsNext = PDFJS.pdfjsNext === undefined ? false : PDFJS.pdfjsNext; +{ + var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow; + delete PDFJS.openExternalLinksInNewWindow; + Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', { + get: function get() { + return PDFJS.externalLinkTarget === _dom_utils.LinkTarget.BLANK; + }, + set: function set(value) { + if (value) { + (0, _util.deprecated)('PDFJS.openExternalLinksInNewWindow, please use ' + '"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.'); + } + if (PDFJS.externalLinkTarget !== _dom_utils.LinkTarget.NONE) { + (0, _util.warn)('PDFJS.externalLinkTarget is already initialized'); + return; + } + PDFJS.externalLinkTarget = value ? _dom_utils.LinkTarget.BLANK : _dom_utils.LinkTarget.NONE; + }, + + enumerable: true, + configurable: true + }); + if (savedOpenExternalLinksInNewWindow) { + PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow; + } +} +PDFJS.getDocument = _api.getDocument; +PDFJS.LoopbackPort = _api.LoopbackPort; +PDFJS.PDFDataRangeTransport = _api.PDFDataRangeTransport; +PDFJS.PDFWorker = _api.PDFWorker; +PDFJS.hasCanvasTypedArrays = true; +PDFJS.CustomStyle = _dom_utils.CustomStyle; +PDFJS.LinkTarget = _dom_utils.LinkTarget; +PDFJS.addLinkAttributes = _dom_utils.addLinkAttributes; +PDFJS.getFilenameFromUrl = _dom_utils.getFilenameFromUrl; +PDFJS.isExternalLinkTargetSet = _dom_utils.isExternalLinkTargetSet; +PDFJS.AnnotationLayer = _annotation_layer.AnnotationLayer; +PDFJS.renderTextLayer = _text_layer.renderTextLayer; +PDFJS.Metadata = _metadata.Metadata; +PDFJS.SVGGraphics = _svg.SVGGraphics; +PDFJS.UnsupportedManager = _api._UnsupportedManager; +exports.globalScope = _util.globalScope; +exports.isWorker = isWorker; +exports.PDFJS = PDFJS; + +/***/ }), +/* 9 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.NetworkManager = exports.PDFNetworkStream = undefined; + +var _util = __w_pdfjs_require__(0); + +var _api = __w_pdfjs_require__(2); + +; +var OK_RESPONSE = 200; +var PARTIAL_CONTENT_RESPONSE = 206; +function NetworkManager(url, args) { + this.url = url; + args = args || {}; + this.isHttp = /^https?:/i.test(url); + this.httpHeaders = this.isHttp && args.httpHeaders || {}; + this.withCredentials = args.withCredentials || false; + this.getXhr = args.getXhr || function NetworkManager_getXhr() { + return new XMLHttpRequest(); + }; + this.currXhrId = 0; + this.pendingRequests = Object.create(null); + this.loadedRequests = Object.create(null); +} +function getArrayBuffer(xhr) { + var data = xhr.response; + if (typeof data !== 'string') { + return data; + } + var length = data.length; + var array = new Uint8Array(length); + for (var i = 0; i < length; i++) { + array[i] = data.charCodeAt(i) & 0xFF; + } + return array.buffer; +} +var supportsMozChunked = function supportsMozChunkedClosure() { + try { + var x = new XMLHttpRequest(); + x.open('GET', _util.globalScope.location.href); + x.responseType = 'moz-chunked-arraybuffer'; + return x.responseType === 'moz-chunked-arraybuffer'; + } catch (e) { + return false; + } +}(); +NetworkManager.prototype = { + requestRange: function NetworkManager_requestRange(begin, end, listeners) { + var args = { + begin: begin, + end: end + }; + for (var prop in listeners) { + args[prop] = listeners[prop]; + } + return this.request(args); + }, + requestFull: function NetworkManager_requestFull(listeners) { + return this.request(listeners); + }, + request: function NetworkManager_request(args) { + var xhr = this.getXhr(); + var xhrId = this.currXhrId++; + var pendingRequest = this.pendingRequests[xhrId] = { xhr: xhr }; + xhr.open('GET', this.url); + xhr.withCredentials = this.withCredentials; + for (var property in this.httpHeaders) { + var value = this.httpHeaders[property]; + if (typeof value === 'undefined') { + continue; + } + xhr.setRequestHeader(property, value); + } + if (this.isHttp && 'begin' in args && 'end' in args) { + var rangeStr = args.begin + '-' + (args.end - 1); + xhr.setRequestHeader('Range', 'bytes=' + rangeStr); + pendingRequest.expectedStatus = 206; + } else { + pendingRequest.expectedStatus = 200; + } + var useMozChunkedLoading = supportsMozChunked && !!args.onProgressiveData; + if (useMozChunkedLoading) { + xhr.responseType = 'moz-chunked-arraybuffer'; + pendingRequest.onProgressiveData = args.onProgressiveData; + pendingRequest.mozChunked = true; + } else { + xhr.responseType = 'arraybuffer'; + } + if (args.onError) { + xhr.onerror = function (evt) { + args.onError(xhr.status); + }; + } + xhr.onreadystatechange = this.onStateChange.bind(this, xhrId); + xhr.onprogress = this.onProgress.bind(this, xhrId); + pendingRequest.onHeadersReceived = args.onHeadersReceived; + pendingRequest.onDone = args.onDone; + pendingRequest.onError = args.onError; + pendingRequest.onProgress = args.onProgress; + xhr.send(null); + return xhrId; + }, + onProgress: function NetworkManager_onProgress(xhrId, evt) { + var pendingRequest = this.pendingRequests[xhrId]; + if (!pendingRequest) { + return; + } + if (pendingRequest.mozChunked) { + var chunk = getArrayBuffer(pendingRequest.xhr); + pendingRequest.onProgressiveData(chunk); + } + var onProgress = pendingRequest.onProgress; + if (onProgress) { + onProgress(evt); + } + }, + onStateChange: function NetworkManager_onStateChange(xhrId, evt) { + var pendingRequest = this.pendingRequests[xhrId]; + if (!pendingRequest) { + return; + } + var xhr = pendingRequest.xhr; + if (xhr.readyState >= 2 && pendingRequest.onHeadersReceived) { + pendingRequest.onHeadersReceived(); + delete pendingRequest.onHeadersReceived; + } + if (xhr.readyState !== 4) { + return; + } + if (!(xhrId in this.pendingRequests)) { + return; + } + delete this.pendingRequests[xhrId]; + if (xhr.status === 0 && this.isHttp) { + if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + return; + } + var xhrStatus = xhr.status || OK_RESPONSE; + var ok_response_on_range_request = xhrStatus === OK_RESPONSE && pendingRequest.expectedStatus === PARTIAL_CONTENT_RESPONSE; + if (!ok_response_on_range_request && xhrStatus !== pendingRequest.expectedStatus) { + if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + return; + } + this.loadedRequests[xhrId] = true; + var chunk = getArrayBuffer(xhr); + if (xhrStatus === PARTIAL_CONTENT_RESPONSE) { + var rangeHeader = xhr.getResponseHeader('Content-Range'); + var matches = /bytes (\d+)-(\d+)\/(\d+)/.exec(rangeHeader); + var begin = parseInt(matches[1], 10); + pendingRequest.onDone({ + begin: begin, + chunk: chunk + }); + } else if (pendingRequest.onProgressiveData) { + pendingRequest.onDone(null); + } else if (chunk) { + pendingRequest.onDone({ + begin: 0, + chunk: chunk + }); + } else if (pendingRequest.onError) { + pendingRequest.onError(xhr.status); + } + }, + hasPendingRequests: function NetworkManager_hasPendingRequests() { + for (var xhrId in this.pendingRequests) { + return true; + } + return false; + }, + getRequestXhr: function NetworkManager_getXhr(xhrId) { + return this.pendingRequests[xhrId].xhr; + }, + isStreamingRequest: function NetworkManager_isStreamingRequest(xhrId) { + return !!this.pendingRequests[xhrId].onProgressiveData; + }, + isPendingRequest: function NetworkManager_isPendingRequest(xhrId) { + return xhrId in this.pendingRequests; + }, + isLoadedRequest: function NetworkManager_isLoadedRequest(xhrId) { + return xhrId in this.loadedRequests; + }, + abortAllRequests: function NetworkManager_abortAllRequests() { + for (var xhrId in this.pendingRequests) { + this.abortRequest(xhrId | 0); + } + }, + abortRequest: function NetworkManager_abortRequest(xhrId) { + var xhr = this.pendingRequests[xhrId].xhr; + delete this.pendingRequests[xhrId]; + xhr.abort(); + } +}; +function PDFNetworkStream(options) { + this._options = options; + var source = options.source; + this._manager = new NetworkManager(source.url, { + httpHeaders: source.httpHeaders, + withCredentials: source.withCredentials + }); + this._rangeChunkSize = source.rangeChunkSize; + this._fullRequestReader = null; + this._rangeRequestReaders = []; +} +PDFNetworkStream.prototype = { + _onRangeRequestReaderClosed: function PDFNetworkStream_onRangeRequestReaderClosed(reader) { + var i = this._rangeRequestReaders.indexOf(reader); + if (i >= 0) { + this._rangeRequestReaders.splice(i, 1); + } + }, + getFullReader: function PDFNetworkStream_getFullReader() { + (0, _util.assert)(!this._fullRequestReader); + this._fullRequestReader = new PDFNetworkStreamFullRequestReader(this._manager, this._options); + return this._fullRequestReader; + }, + getRangeReader: function PDFNetworkStream_getRangeReader(begin, end) { + var reader = new PDFNetworkStreamRangeRequestReader(this._manager, begin, end); + reader.onClosed = this._onRangeRequestReaderClosed.bind(this); + this._rangeRequestReaders.push(reader); + return reader; + }, + cancelAllRequests: function PDFNetworkStream_cancelAllRequests(reason) { + if (this._fullRequestReader) { + this._fullRequestReader.cancel(reason); + } + var readers = this._rangeRequestReaders.slice(0); + readers.forEach(function (reader) { + reader.cancel(reason); + }); + } +}; +function PDFNetworkStreamFullRequestReader(manager, options) { + this._manager = manager; + var source = options.source; + var args = { + onHeadersReceived: this._onHeadersReceived.bind(this), + onProgressiveData: source.disableStream ? null : this._onProgressiveData.bind(this), + onDone: this._onDone.bind(this), + onError: this._onError.bind(this), + onProgress: this._onProgress.bind(this) + }; + this._url = source.url; + this._fullRequestId = manager.requestFull(args); + this._headersReceivedCapability = (0, _util.createPromiseCapability)(); + this._disableRange = options.disableRange || false; + this._contentLength = source.length; + this._rangeChunkSize = source.rangeChunkSize; + if (!this._rangeChunkSize && !this._disableRange) { + this._disableRange = true; + } + this._isStreamingSupported = false; + this._isRangeSupported = false; + this._cachedChunks = []; + this._requests = []; + this._done = false; + this._storedError = undefined; + this.onProgress = null; +} +PDFNetworkStreamFullRequestReader.prototype = { + _validateRangeRequestCapabilities: function PDFNetworkStreamFullRequestReader_validateRangeRequestCapabilities() { + if (this._disableRange) { + return false; + } + var networkManager = this._manager; + if (!networkManager.isHttp) { + return false; + } + var fullRequestXhrId = this._fullRequestId; + var fullRequestXhr = networkManager.getRequestXhr(fullRequestXhrId); + if (fullRequestXhr.getResponseHeader('Accept-Ranges') !== 'bytes') { + return false; + } + var contentEncoding = fullRequestXhr.getResponseHeader('Content-Encoding') || 'identity'; + if (contentEncoding !== 'identity') { + return false; + } + var length = fullRequestXhr.getResponseHeader('Content-Length'); + length = parseInt(length, 10); + if (!(0, _util.isInt)(length)) { + return false; + } + this._contentLength = length; + if (length <= 2 * this._rangeChunkSize) { + return false; + } + return true; + }, + _onHeadersReceived: function PDFNetworkStreamFullRequestReader_onHeadersReceived() { + if (this._validateRangeRequestCapabilities()) { + this._isRangeSupported = true; + } + var networkManager = this._manager; + var fullRequestXhrId = this._fullRequestId; + if (networkManager.isStreamingRequest(fullRequestXhrId)) { + this._isStreamingSupported = true; + } else if (this._isRangeSupported) { + networkManager.abortRequest(fullRequestXhrId); + } + this._headersReceivedCapability.resolve(); + }, + _onProgressiveData: function PDFNetworkStreamFullRequestReader_onProgressiveData(chunk) { + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + } else { + this._cachedChunks.push(chunk); + } + }, + _onDone: function PDFNetworkStreamFullRequestReader_onDone(args) { + if (args) { + this._onProgressiveData(args.chunk); + } + this._done = true; + if (this._cachedChunks.length > 0) { + return; + } + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + }, + _onError: function PDFNetworkStreamFullRequestReader_onError(status) { + var url = this._url; + var exception; + if (status === 404 || status === 0 && /^file:/.test(url)) { + exception = new _util.MissingPDFException('Missing PDF "' + url + '".'); + } else { + exception = new _util.UnexpectedResponseException('Unexpected server response (' + status + ') while retrieving PDF "' + url + '".', status); + } + this._storedError = exception; + this._headersReceivedCapability.reject(exception); + this._requests.forEach(function (requestCapability) { + requestCapability.reject(exception); + }); + this._requests = []; + this._cachedChunks = []; + }, + _onProgress: function PDFNetworkStreamFullRequestReader_onProgress(data) { + if (this.onProgress) { + this.onProgress({ + loaded: data.loaded, + total: data.lengthComputable ? data.total : this._contentLength + }); + } + }, + get isRangeSupported() { + return this._isRangeSupported; + }, + get isStreamingSupported() { + return this._isStreamingSupported; + }, + get contentLength() { + return this._contentLength; + }, + get headersReady() { + return this._headersReceivedCapability.promise; + }, + read: function PDFNetworkStreamFullRequestReader_read() { + if (this._storedError) { + return Promise.reject(this._storedError); + } + if (this._cachedChunks.length > 0) { + var chunk = this._cachedChunks.shift(); + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = (0, _util.createPromiseCapability)(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFNetworkStreamFullRequestReader_cancel(reason) { + this._done = true; + this._headersReceivedCapability.reject(reason); + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + if (this._manager.isPendingRequest(this._fullRequestId)) { + this._manager.abortRequest(this._fullRequestId); + } + this._fullRequestReader = null; + } +}; +function PDFNetworkStreamRangeRequestReader(manager, begin, end) { + this._manager = manager; + var args = { + onDone: this._onDone.bind(this), + onProgress: this._onProgress.bind(this) + }; + this._requestId = manager.requestRange(begin, end, args); + this._requests = []; + this._queuedChunk = null; + this._done = false; + this.onProgress = null; + this.onClosed = null; +} +PDFNetworkStreamRangeRequestReader.prototype = { + _close: function PDFNetworkStreamRangeRequestReader_close() { + if (this.onClosed) { + this.onClosed(this); + } + }, + _onDone: function PDFNetworkStreamRangeRequestReader_onDone(data) { + var chunk = data.chunk; + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + } else { + this._queuedChunk = chunk; + } + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + this._close(); + }, + _onProgress: function PDFNetworkStreamRangeRequestReader_onProgress(evt) { + if (!this.isStreamingSupported && this.onProgress) { + this.onProgress({ loaded: evt.loaded }); + } + }, + get isStreamingSupported() { + return false; + }, + read: function PDFNetworkStreamRangeRequestReader_read() { + if (this._queuedChunk !== null) { + var chunk = this._queuedChunk; + this._queuedChunk = null; + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = (0, _util.createPromiseCapability)(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFNetworkStreamRangeRequestReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + if (this._manager.isPendingRequest(this._requestId)) { + this._manager.abortRequest(this._requestId); + } + this._close(); + } +}; +(0, _api.setPDFNetworkStreamClass)(PDFNetworkStream); +exports.PDFNetworkStream = PDFNetworkStream; +exports.NetworkManager = NetworkManager; + +/***/ }), +/* 10 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +var _typeof2 = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; + +(function (e, a) { + for (var i in a) { + e[i] = a[i]; + } +})(exports, function (modules) { + var installedModules = {}; + function __w_pdfjs_require__(moduleId) { + if (installedModules[moduleId]) return installedModules[moduleId].exports; + var module = installedModules[moduleId] = { + i: moduleId, + l: false, + exports: {} + }; + modules[moduleId].call(module.exports, module, module.exports, __w_pdfjs_require__); + module.l = true; + return module.exports; + } + __w_pdfjs_require__.m = modules; + __w_pdfjs_require__.c = installedModules; + __w_pdfjs_require__.i = function (value) { + return value; + }; + __w_pdfjs_require__.d = function (exports, name, getter) { + if (!__w_pdfjs_require__.o(exports, name)) { + Object.defineProperty(exports, name, { + configurable: false, + enumerable: true, + get: getter + }); + } + }; + __w_pdfjs_require__.n = function (module) { + var getter = module && module.__esModule ? function getDefault() { + return module['default']; + } : function getModuleExports() { + return module; + }; + __w_pdfjs_require__.d(getter, 'a', getter); + return getter; + }; + __w_pdfjs_require__.o = function (object, property) { + return Object.prototype.hasOwnProperty.call(object, property); + }; + __w_pdfjs_require__.p = ""; + return __w_pdfjs_require__(__w_pdfjs_require__.s = 7); +}([function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var _typeof = typeof Symbol === "function" && _typeof2(Symbol.iterator) === "symbol" ? function (obj) { + return typeof obj === 'undefined' ? 'undefined' : _typeof2(obj); + } : function (obj) { + return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj === 'undefined' ? 'undefined' : _typeof2(obj); + }; + var _require = __w_pdfjs_require__(1), + assert = _require.assert; + function IsPropertyKey(argument) { + return typeof argument === 'string' || (typeof argument === 'undefined' ? 'undefined' : _typeof(argument)) === 'symbol'; + } + exports.typeIsObject = function (x) { + return (typeof x === 'undefined' ? 'undefined' : _typeof(x)) === 'object' && x !== null || typeof x === 'function'; + }; + exports.createDataProperty = function (o, p, v) { + assert(exports.typeIsObject(o)); + Object.defineProperty(o, p, { + value: v, + writable: true, + enumerable: true, + configurable: true + }); + }; + exports.createArrayFromList = function (elements) { + return elements.slice(); + }; + exports.ArrayBufferCopy = function (dest, destOffset, src, srcOffset, n) { + new Uint8Array(dest).set(new Uint8Array(src, srcOffset, n), destOffset); + }; + exports.CreateIterResultObject = function (value, done) { + assert(typeof done === 'boolean'); + var obj = {}; + Object.defineProperty(obj, 'value', { + value: value, + enumerable: true, + writable: true, + configurable: true + }); + Object.defineProperty(obj, 'done', { + value: done, + enumerable: true, + writable: true, + configurable: true + }); + return obj; + }; + exports.IsFiniteNonNegativeNumber = function (v) { + if (Number.isNaN(v)) { + return false; + } + if (v === Infinity) { + return false; + } + if (v < 0) { + return false; + } + return true; + }; + function Call(F, V, args) { + if (typeof F !== 'function') { + throw new TypeError('Argument is not a function'); + } + return Function.prototype.apply.call(F, V, args); + } + exports.InvokeOrNoop = function (O, P, args) { + assert(O !== undefined); + assert(IsPropertyKey(P)); + assert(Array.isArray(args)); + var method = O[P]; + if (method === undefined) { + return undefined; + } + return Call(method, O, args); + }; + exports.PromiseInvokeOrNoop = function (O, P, args) { + assert(O !== undefined); + assert(IsPropertyKey(P)); + assert(Array.isArray(args)); + try { + return Promise.resolve(exports.InvokeOrNoop(O, P, args)); + } catch (returnValueE) { + return Promise.reject(returnValueE); + } + }; + exports.PromiseInvokeOrPerformFallback = function (O, P, args, F, argsF) { + assert(O !== undefined); + assert(IsPropertyKey(P)); + assert(Array.isArray(args)); + assert(Array.isArray(argsF)); + var method = void 0; + try { + method = O[P]; + } catch (methodE) { + return Promise.reject(methodE); + } + if (method === undefined) { + return F.apply(null, argsF); + } + try { + return Promise.resolve(Call(method, O, args)); + } catch (e) { + return Promise.reject(e); + } + }; + exports.TransferArrayBuffer = function (O) { + return O.slice(); + }; + exports.ValidateAndNormalizeHighWaterMark = function (highWaterMark) { + highWaterMark = Number(highWaterMark); + if (Number.isNaN(highWaterMark) || highWaterMark < 0) { + throw new RangeError('highWaterMark property of a queuing strategy must be non-negative and non-NaN'); + } + return highWaterMark; + }; + exports.ValidateAndNormalizeQueuingStrategy = function (size, highWaterMark) { + if (size !== undefined && typeof size !== 'function') { + throw new TypeError('size property of a queuing strategy must be a function'); + } + highWaterMark = exports.ValidateAndNormalizeHighWaterMark(highWaterMark); + return { + size: size, + highWaterMark: highWaterMark + }; + }; +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + function rethrowAssertionErrorRejection(e) { + if (e && e.constructor === AssertionError) { + setTimeout(function () { + throw e; + }, 0); + } + } + function AssertionError(message) { + this.name = 'AssertionError'; + this.message = message || ''; + this.stack = new Error().stack; + } + AssertionError.prototype = Object.create(Error.prototype); + AssertionError.prototype.constructor = AssertionError; + function assert(value, message) { + if (!value) { + throw new AssertionError(message); + } + } + module.exports = { + rethrowAssertionErrorRejection: rethrowAssertionErrorRejection, + AssertionError: AssertionError, + assert: assert + }; +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var _createClass = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, descriptor.key, descriptor); + } + } + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; + }; + }(); + function _classCallCheck(instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + } + var _require = __w_pdfjs_require__(0), + InvokeOrNoop = _require.InvokeOrNoop, + PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop, + ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy, + typeIsObject = _require.typeIsObject; + var _require2 = __w_pdfjs_require__(1), + assert = _require2.assert, + rethrowAssertionErrorRejection = _require2.rethrowAssertionErrorRejection; + var _require3 = __w_pdfjs_require__(3), + DequeueValue = _require3.DequeueValue, + EnqueueValueWithSize = _require3.EnqueueValueWithSize, + PeekQueueValue = _require3.PeekQueueValue, + ResetQueue = _require3.ResetQueue; + var WritableStream = function () { + function WritableStream() { + var underlyingSink = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, + size = _ref.size, + _ref$highWaterMark = _ref.highWaterMark, + highWaterMark = _ref$highWaterMark === undefined ? 1 : _ref$highWaterMark; + _classCallCheck(this, WritableStream); + this._state = 'writable'; + this._storedError = undefined; + this._writer = undefined; + this._writableStreamController = undefined; + this._writeRequests = []; + this._inFlightWriteRequest = undefined; + this._closeRequest = undefined; + this._inFlightCloseRequest = undefined; + this._pendingAbortRequest = undefined; + this._backpressure = false; + var type = underlyingSink.type; + if (type !== undefined) { + throw new RangeError('Invalid type is specified'); + } + this._writableStreamController = new WritableStreamDefaultController(this, underlyingSink, size, highWaterMark); + this._writableStreamController.__startSteps(); + } + _createClass(WritableStream, [{ + key: 'abort', + value: function abort(reason) { + if (IsWritableStream(this) === false) { + return Promise.reject(streamBrandCheckException('abort')); + } + if (IsWritableStreamLocked(this) === true) { + return Promise.reject(new TypeError('Cannot abort a stream that already has a writer')); + } + return WritableStreamAbort(this, reason); + } + }, { + key: 'getWriter', + value: function getWriter() { + if (IsWritableStream(this) === false) { + throw streamBrandCheckException('getWriter'); + } + return AcquireWritableStreamDefaultWriter(this); + } + }, { + key: 'locked', + get: function get() { + if (IsWritableStream(this) === false) { + throw streamBrandCheckException('locked'); + } + return IsWritableStreamLocked(this); + } + }]); + return WritableStream; + }(); + module.exports = { + AcquireWritableStreamDefaultWriter: AcquireWritableStreamDefaultWriter, + IsWritableStream: IsWritableStream, + IsWritableStreamLocked: IsWritableStreamLocked, + WritableStream: WritableStream, + WritableStreamAbort: WritableStreamAbort, + WritableStreamDefaultControllerError: WritableStreamDefaultControllerError, + WritableStreamDefaultWriterCloseWithErrorPropagation: WritableStreamDefaultWriterCloseWithErrorPropagation, + WritableStreamDefaultWriterRelease: WritableStreamDefaultWriterRelease, + WritableStreamDefaultWriterWrite: WritableStreamDefaultWriterWrite, + WritableStreamCloseQueuedOrInFlight: WritableStreamCloseQueuedOrInFlight + }; + function AcquireWritableStreamDefaultWriter(stream) { + return new WritableStreamDefaultWriter(stream); + } + function IsWritableStream(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_writableStreamController')) { + return false; + } + return true; + } + function IsWritableStreamLocked(stream) { + assert(IsWritableStream(stream) === true, 'IsWritableStreamLocked should only be used on known writable streams'); + if (stream._writer === undefined) { + return false; + } + return true; + } + function WritableStreamAbort(stream, reason) { + var state = stream._state; + if (state === 'closed') { + return Promise.resolve(undefined); + } + if (state === 'errored') { + return Promise.reject(stream._storedError); + } + var error = new TypeError('Requested to abort'); + if (stream._pendingAbortRequest !== undefined) { + return Promise.reject(error); + } + assert(state === 'writable' || state === 'erroring', 'state must be writable or erroring'); + var wasAlreadyErroring = false; + if (state === 'erroring') { + wasAlreadyErroring = true; + reason = undefined; + } + var promise = new Promise(function (resolve, reject) { + stream._pendingAbortRequest = { + _resolve: resolve, + _reject: reject, + _reason: reason, + _wasAlreadyErroring: wasAlreadyErroring + }; + }); + if (wasAlreadyErroring === false) { + WritableStreamStartErroring(stream, error); + } + return promise; + } + function WritableStreamAddWriteRequest(stream) { + assert(IsWritableStreamLocked(stream) === true); + assert(stream._state === 'writable'); + var promise = new Promise(function (resolve, reject) { + var writeRequest = { + _resolve: resolve, + _reject: reject + }; + stream._writeRequests.push(writeRequest); + }); + return promise; + } + function WritableStreamDealWithRejection(stream, error) { + var state = stream._state; + if (state === 'writable') { + WritableStreamStartErroring(stream, error); + return; + } + assert(state === 'erroring'); + WritableStreamFinishErroring(stream); + } + function WritableStreamStartErroring(stream, reason) { + assert(stream._storedError === undefined, 'stream._storedError === undefined'); + assert(stream._state === 'writable', 'state must be writable'); + var controller = stream._writableStreamController; + assert(controller !== undefined, 'controller must not be undefined'); + stream._state = 'erroring'; + stream._storedError = reason; + var writer = stream._writer; + if (writer !== undefined) { + WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, reason); + } + if (WritableStreamHasOperationMarkedInFlight(stream) === false && controller._started === true) { + WritableStreamFinishErroring(stream); + } + } + function WritableStreamFinishErroring(stream) { + assert(stream._state === 'erroring', 'stream._state === erroring'); + assert(WritableStreamHasOperationMarkedInFlight(stream) === false, 'WritableStreamHasOperationMarkedInFlight(stream) === false'); + stream._state = 'errored'; + stream._writableStreamController.__errorSteps(); + var storedError = stream._storedError; + for (var i = 0; i < stream._writeRequests.length; i++) { + var writeRequest = stream._writeRequests[i]; + writeRequest._reject(storedError); + } + stream._writeRequests = []; + if (stream._pendingAbortRequest === undefined) { + WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream); + return; + } + var abortRequest = stream._pendingAbortRequest; + stream._pendingAbortRequest = undefined; + if (abortRequest._wasAlreadyErroring === true) { + abortRequest._reject(storedError); + WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream); + return; + } + var promise = stream._writableStreamController.__abortSteps(abortRequest._reason); + promise.then(function () { + abortRequest._resolve(); + WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream); + }, function (reason) { + abortRequest._reject(reason); + WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream); + }); + } + function WritableStreamFinishInFlightWrite(stream) { + assert(stream._inFlightWriteRequest !== undefined); + stream._inFlightWriteRequest._resolve(undefined); + stream._inFlightWriteRequest = undefined; + } + function WritableStreamFinishInFlightWriteWithError(stream, error) { + assert(stream._inFlightWriteRequest !== undefined); + stream._inFlightWriteRequest._reject(error); + stream._inFlightWriteRequest = undefined; + assert(stream._state === 'writable' || stream._state === 'erroring'); + WritableStreamDealWithRejection(stream, error); + } + function WritableStreamFinishInFlightClose(stream) { + assert(stream._inFlightCloseRequest !== undefined); + stream._inFlightCloseRequest._resolve(undefined); + stream._inFlightCloseRequest = undefined; + var state = stream._state; + assert(state === 'writable' || state === 'erroring'); + if (state === 'erroring') { + stream._storedError = undefined; + if (stream._pendingAbortRequest !== undefined) { + stream._pendingAbortRequest._resolve(); + stream._pendingAbortRequest = undefined; + } + } + stream._state = 'closed'; + var writer = stream._writer; + if (writer !== undefined) { + defaultWriterClosedPromiseResolve(writer); + } + assert(stream._pendingAbortRequest === undefined, 'stream._pendingAbortRequest === undefined'); + assert(stream._storedError === undefined, 'stream._storedError === undefined'); + } + function WritableStreamFinishInFlightCloseWithError(stream, error) { + assert(stream._inFlightCloseRequest !== undefined); + stream._inFlightCloseRequest._reject(error); + stream._inFlightCloseRequest = undefined; + assert(stream._state === 'writable' || stream._state === 'erroring'); + if (stream._pendingAbortRequest !== undefined) { + stream._pendingAbortRequest._reject(error); + stream._pendingAbortRequest = undefined; + } + WritableStreamDealWithRejection(stream, error); + } + function WritableStreamCloseQueuedOrInFlight(stream) { + if (stream._closeRequest === undefined && stream._inFlightCloseRequest === undefined) { + return false; + } + return true; + } + function WritableStreamHasOperationMarkedInFlight(stream) { + if (stream._inFlightWriteRequest === undefined && stream._inFlightCloseRequest === undefined) { + return false; + } + return true; + } + function WritableStreamMarkCloseRequestInFlight(stream) { + assert(stream._inFlightCloseRequest === undefined); + assert(stream._closeRequest !== undefined); + stream._inFlightCloseRequest = stream._closeRequest; + stream._closeRequest = undefined; + } + function WritableStreamMarkFirstWriteRequestInFlight(stream) { + assert(stream._inFlightWriteRequest === undefined, 'there must be no pending write request'); + assert(stream._writeRequests.length !== 0, 'writeRequests must not be empty'); + stream._inFlightWriteRequest = stream._writeRequests.shift(); + } + function WritableStreamRejectCloseAndClosedPromiseIfNeeded(stream) { + assert(stream._state === 'errored', '_stream_.[[state]] is `"errored"`'); + if (stream._closeRequest !== undefined) { + assert(stream._inFlightCloseRequest === undefined); + stream._closeRequest._reject(stream._storedError); + stream._closeRequest = undefined; + } + var writer = stream._writer; + if (writer !== undefined) { + defaultWriterClosedPromiseReject(writer, stream._storedError); + writer._closedPromise.catch(function () {}); + } + } + function WritableStreamUpdateBackpressure(stream, backpressure) { + assert(stream._state === 'writable'); + assert(WritableStreamCloseQueuedOrInFlight(stream) === false); + var writer = stream._writer; + if (writer !== undefined && backpressure !== stream._backpressure) { + if (backpressure === true) { + defaultWriterReadyPromiseReset(writer); + } else { + assert(backpressure === false); + defaultWriterReadyPromiseResolve(writer); + } + } + stream._backpressure = backpressure; + } + var WritableStreamDefaultWriter = function () { + function WritableStreamDefaultWriter(stream) { + _classCallCheck(this, WritableStreamDefaultWriter); + if (IsWritableStream(stream) === false) { + throw new TypeError('WritableStreamDefaultWriter can only be constructed with a WritableStream instance'); + } + if (IsWritableStreamLocked(stream) === true) { + throw new TypeError('This stream has already been locked for exclusive writing by another writer'); + } + this._ownerWritableStream = stream; + stream._writer = this; + var state = stream._state; + if (state === 'writable') { + if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._backpressure === true) { + defaultWriterReadyPromiseInitialize(this); + } else { + defaultWriterReadyPromiseInitializeAsResolved(this); + } + defaultWriterClosedPromiseInitialize(this); + } else if (state === 'erroring') { + defaultWriterReadyPromiseInitializeAsRejected(this, stream._storedError); + this._readyPromise.catch(function () {}); + defaultWriterClosedPromiseInitialize(this); + } else if (state === 'closed') { + defaultWriterReadyPromiseInitializeAsResolved(this); + defaultWriterClosedPromiseInitializeAsResolved(this); + } else { + assert(state === 'errored', 'state must be errored'); + var storedError = stream._storedError; + defaultWriterReadyPromiseInitializeAsRejected(this, storedError); + this._readyPromise.catch(function () {}); + defaultWriterClosedPromiseInitializeAsRejected(this, storedError); + this._closedPromise.catch(function () {}); + } + } + _createClass(WritableStreamDefaultWriter, [{ + key: 'abort', + value: function abort(reason) { + if (IsWritableStreamDefaultWriter(this) === false) { + return Promise.reject(defaultWriterBrandCheckException('abort')); + } + if (this._ownerWritableStream === undefined) { + return Promise.reject(defaultWriterLockException('abort')); + } + return WritableStreamDefaultWriterAbort(this, reason); + } + }, { + key: 'close', + value: function close() { + if (IsWritableStreamDefaultWriter(this) === false) { + return Promise.reject(defaultWriterBrandCheckException('close')); + } + var stream = this._ownerWritableStream; + if (stream === undefined) { + return Promise.reject(defaultWriterLockException('close')); + } + if (WritableStreamCloseQueuedOrInFlight(stream) === true) { + return Promise.reject(new TypeError('cannot close an already-closing stream')); + } + return WritableStreamDefaultWriterClose(this); + } + }, { + key: 'releaseLock', + value: function releaseLock() { + if (IsWritableStreamDefaultWriter(this) === false) { + throw defaultWriterBrandCheckException('releaseLock'); + } + var stream = this._ownerWritableStream; + if (stream === undefined) { + return; + } + assert(stream._writer !== undefined); + WritableStreamDefaultWriterRelease(this); + } + }, { + key: 'write', + value: function write(chunk) { + if (IsWritableStreamDefaultWriter(this) === false) { + return Promise.reject(defaultWriterBrandCheckException('write')); + } + if (this._ownerWritableStream === undefined) { + return Promise.reject(defaultWriterLockException('write to')); + } + return WritableStreamDefaultWriterWrite(this, chunk); + } + }, { + key: 'closed', + get: function get() { + if (IsWritableStreamDefaultWriter(this) === false) { + return Promise.reject(defaultWriterBrandCheckException('closed')); + } + return this._closedPromise; + } + }, { + key: 'desiredSize', + get: function get() { + if (IsWritableStreamDefaultWriter(this) === false) { + throw defaultWriterBrandCheckException('desiredSize'); + } + if (this._ownerWritableStream === undefined) { + throw defaultWriterLockException('desiredSize'); + } + return WritableStreamDefaultWriterGetDesiredSize(this); + } + }, { + key: 'ready', + get: function get() { + if (IsWritableStreamDefaultWriter(this) === false) { + return Promise.reject(defaultWriterBrandCheckException('ready')); + } + return this._readyPromise; + } + }]); + return WritableStreamDefaultWriter; + }(); + function IsWritableStreamDefaultWriter(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_ownerWritableStream')) { + return false; + } + return true; + } + function WritableStreamDefaultWriterAbort(writer, reason) { + var stream = writer._ownerWritableStream; + assert(stream !== undefined); + return WritableStreamAbort(stream, reason); + } + function WritableStreamDefaultWriterClose(writer) { + var stream = writer._ownerWritableStream; + assert(stream !== undefined); + var state = stream._state; + if (state === 'closed' || state === 'errored') { + return Promise.reject(new TypeError('The stream (in ' + state + ' state) is not in the writable state and cannot be closed')); + } + assert(state === 'writable' || state === 'erroring'); + assert(WritableStreamCloseQueuedOrInFlight(stream) === false); + var promise = new Promise(function (resolve, reject) { + var closeRequest = { + _resolve: resolve, + _reject: reject + }; + stream._closeRequest = closeRequest; + }); + if (stream._backpressure === true && state === 'writable') { + defaultWriterReadyPromiseResolve(writer); + } + WritableStreamDefaultControllerClose(stream._writableStreamController); + return promise; + } + function WritableStreamDefaultWriterCloseWithErrorPropagation(writer) { + var stream = writer._ownerWritableStream; + assert(stream !== undefined); + var state = stream._state; + if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') { + return Promise.resolve(); + } + if (state === 'errored') { + return Promise.reject(stream._storedError); + } + assert(state === 'writable' || state === 'erroring'); + return WritableStreamDefaultWriterClose(writer); + } + function WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, error) { + if (writer._closedPromiseState === 'pending') { + defaultWriterClosedPromiseReject(writer, error); + } else { + defaultWriterClosedPromiseResetToRejected(writer, error); + } + writer._closedPromise.catch(function () {}); + } + function WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, error) { + if (writer._readyPromiseState === 'pending') { + defaultWriterReadyPromiseReject(writer, error); + } else { + defaultWriterReadyPromiseResetToRejected(writer, error); + } + writer._readyPromise.catch(function () {}); + } + function WritableStreamDefaultWriterGetDesiredSize(writer) { + var stream = writer._ownerWritableStream; + var state = stream._state; + if (state === 'errored' || state === 'erroring') { + return null; + } + if (state === 'closed') { + return 0; + } + return WritableStreamDefaultControllerGetDesiredSize(stream._writableStreamController); + } + function WritableStreamDefaultWriterRelease(writer) { + var stream = writer._ownerWritableStream; + assert(stream !== undefined); + assert(stream._writer === writer); + var releasedError = new TypeError('Writer was released and can no longer be used to monitor the stream\'s closedness'); + WritableStreamDefaultWriterEnsureReadyPromiseRejected(writer, releasedError); + WritableStreamDefaultWriterEnsureClosedPromiseRejected(writer, releasedError); + stream._writer = undefined; + writer._ownerWritableStream = undefined; + } + function WritableStreamDefaultWriterWrite(writer, chunk) { + var stream = writer._ownerWritableStream; + assert(stream !== undefined); + var controller = stream._writableStreamController; + var chunkSize = WritableStreamDefaultControllerGetChunkSize(controller, chunk); + if (stream !== writer._ownerWritableStream) { + return Promise.reject(defaultWriterLockException('write to')); + } + var state = stream._state; + if (state === 'errored') { + return Promise.reject(stream._storedError); + } + if (WritableStreamCloseQueuedOrInFlight(stream) === true || state === 'closed') { + return Promise.reject(new TypeError('The stream is closing or closed and cannot be written to')); + } + if (state === 'erroring') { + return Promise.reject(stream._storedError); + } + assert(state === 'writable'); + var promise = WritableStreamAddWriteRequest(stream); + WritableStreamDefaultControllerWrite(controller, chunk, chunkSize); + return promise; + } + var WritableStreamDefaultController = function () { + function WritableStreamDefaultController(stream, underlyingSink, size, highWaterMark) { + _classCallCheck(this, WritableStreamDefaultController); + if (IsWritableStream(stream) === false) { + throw new TypeError('WritableStreamDefaultController can only be constructed with a WritableStream instance'); + } + if (stream._writableStreamController !== undefined) { + throw new TypeError('WritableStreamDefaultController instances can only be created by the WritableStream constructor'); + } + this._controlledWritableStream = stream; + this._underlyingSink = underlyingSink; + this._queue = undefined; + this._queueTotalSize = undefined; + ResetQueue(this); + this._started = false; + var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark); + this._strategySize = normalizedStrategy.size; + this._strategyHWM = normalizedStrategy.highWaterMark; + var backpressure = WritableStreamDefaultControllerGetBackpressure(this); + WritableStreamUpdateBackpressure(stream, backpressure); + } + _createClass(WritableStreamDefaultController, [{ + key: 'error', + value: function error(e) { + if (IsWritableStreamDefaultController(this) === false) { + throw new TypeError('WritableStreamDefaultController.prototype.error can only be used on a WritableStreamDefaultController'); + } + var state = this._controlledWritableStream._state; + if (state !== 'writable') { + return; + } + WritableStreamDefaultControllerError(this, e); + } + }, { + key: '__abortSteps', + value: function __abortSteps(reason) { + return PromiseInvokeOrNoop(this._underlyingSink, 'abort', [reason]); + } + }, { + key: '__errorSteps', + value: function __errorSteps() { + ResetQueue(this); + } + }, { + key: '__startSteps', + value: function __startSteps() { + var _this = this; + var startResult = InvokeOrNoop(this._underlyingSink, 'start', [this]); + var stream = this._controlledWritableStream; + Promise.resolve(startResult).then(function () { + assert(stream._state === 'writable' || stream._state === 'erroring'); + _this._started = true; + WritableStreamDefaultControllerAdvanceQueueIfNeeded(_this); + }, function (r) { + assert(stream._state === 'writable' || stream._state === 'erroring'); + _this._started = true; + WritableStreamDealWithRejection(stream, r); + }).catch(rethrowAssertionErrorRejection); + } + }]); + return WritableStreamDefaultController; + }(); + function WritableStreamDefaultControllerClose(controller) { + EnqueueValueWithSize(controller, 'close', 0); + WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller); + } + function WritableStreamDefaultControllerGetChunkSize(controller, chunk) { + var strategySize = controller._strategySize; + if (strategySize === undefined) { + return 1; + } + try { + return strategySize(chunk); + } catch (chunkSizeE) { + WritableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE); + return 1; + } + } + function WritableStreamDefaultControllerGetDesiredSize(controller) { + return controller._strategyHWM - controller._queueTotalSize; + } + function WritableStreamDefaultControllerWrite(controller, chunk, chunkSize) { + var writeRecord = { chunk: chunk }; + try { + EnqueueValueWithSize(controller, writeRecord, chunkSize); + } catch (enqueueE) { + WritableStreamDefaultControllerErrorIfNeeded(controller, enqueueE); + return; + } + var stream = controller._controlledWritableStream; + if (WritableStreamCloseQueuedOrInFlight(stream) === false && stream._state === 'writable') { + var backpressure = WritableStreamDefaultControllerGetBackpressure(controller); + WritableStreamUpdateBackpressure(stream, backpressure); + } + WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller); + } + function IsWritableStreamDefaultController(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSink')) { + return false; + } + return true; + } + function WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller) { + var stream = controller._controlledWritableStream; + if (controller._started === false) { + return; + } + if (stream._inFlightWriteRequest !== undefined) { + return; + } + var state = stream._state; + if (state === 'closed' || state === 'errored') { + return; + } + if (state === 'erroring') { + WritableStreamFinishErroring(stream); + return; + } + if (controller._queue.length === 0) { + return; + } + var writeRecord = PeekQueueValue(controller); + if (writeRecord === 'close') { + WritableStreamDefaultControllerProcessClose(controller); + } else { + WritableStreamDefaultControllerProcessWrite(controller, writeRecord.chunk); + } + } + function WritableStreamDefaultControllerErrorIfNeeded(controller, error) { + if (controller._controlledWritableStream._state === 'writable') { + WritableStreamDefaultControllerError(controller, error); + } + } + function WritableStreamDefaultControllerProcessClose(controller) { + var stream = controller._controlledWritableStream; + WritableStreamMarkCloseRequestInFlight(stream); + DequeueValue(controller); + assert(controller._queue.length === 0, 'queue must be empty once the final write record is dequeued'); + var sinkClosePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'close', []); + sinkClosePromise.then(function () { + WritableStreamFinishInFlightClose(stream); + }, function (reason) { + WritableStreamFinishInFlightCloseWithError(stream, reason); + }).catch(rethrowAssertionErrorRejection); + } + function WritableStreamDefaultControllerProcessWrite(controller, chunk) { + var stream = controller._controlledWritableStream; + WritableStreamMarkFirstWriteRequestInFlight(stream); + var sinkWritePromise = PromiseInvokeOrNoop(controller._underlyingSink, 'write', [chunk, controller]); + sinkWritePromise.then(function () { + WritableStreamFinishInFlightWrite(stream); + var state = stream._state; + assert(state === 'writable' || state === 'erroring'); + DequeueValue(controller); + if (WritableStreamCloseQueuedOrInFlight(stream) === false && state === 'writable') { + var backpressure = WritableStreamDefaultControllerGetBackpressure(controller); + WritableStreamUpdateBackpressure(stream, backpressure); + } + WritableStreamDefaultControllerAdvanceQueueIfNeeded(controller); + }, function (reason) { + WritableStreamFinishInFlightWriteWithError(stream, reason); + }).catch(rethrowAssertionErrorRejection); + } + function WritableStreamDefaultControllerGetBackpressure(controller) { + var desiredSize = WritableStreamDefaultControllerGetDesiredSize(controller); + return desiredSize <= 0; + } + function WritableStreamDefaultControllerError(controller, error) { + var stream = controller._controlledWritableStream; + assert(stream._state === 'writable'); + WritableStreamStartErroring(stream, error); + } + function streamBrandCheckException(name) { + return new TypeError('WritableStream.prototype.' + name + ' can only be used on a WritableStream'); + } + function defaultWriterBrandCheckException(name) { + return new TypeError('WritableStreamDefaultWriter.prototype.' + name + ' can only be used on a WritableStreamDefaultWriter'); + } + function defaultWriterLockException(name) { + return new TypeError('Cannot ' + name + ' a stream using a released writer'); + } + function defaultWriterClosedPromiseInitialize(writer) { + writer._closedPromise = new Promise(function (resolve, reject) { + writer._closedPromise_resolve = resolve; + writer._closedPromise_reject = reject; + writer._closedPromiseState = 'pending'; + }); + } + function defaultWriterClosedPromiseInitializeAsRejected(writer, reason) { + writer._closedPromise = Promise.reject(reason); + writer._closedPromise_resolve = undefined; + writer._closedPromise_reject = undefined; + writer._closedPromiseState = 'rejected'; + } + function defaultWriterClosedPromiseInitializeAsResolved(writer) { + writer._closedPromise = Promise.resolve(undefined); + writer._closedPromise_resolve = undefined; + writer._closedPromise_reject = undefined; + writer._closedPromiseState = 'resolved'; + } + function defaultWriterClosedPromiseReject(writer, reason) { + assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined'); + assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined'); + assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending'); + writer._closedPromise_reject(reason); + writer._closedPromise_resolve = undefined; + writer._closedPromise_reject = undefined; + writer._closedPromiseState = 'rejected'; + } + function defaultWriterClosedPromiseResetToRejected(writer, reason) { + assert(writer._closedPromise_resolve === undefined, 'writer._closedPromise_resolve === undefined'); + assert(writer._closedPromise_reject === undefined, 'writer._closedPromise_reject === undefined'); + assert(writer._closedPromiseState !== 'pending', 'writer._closedPromiseState is not pending'); + writer._closedPromise = Promise.reject(reason); + writer._closedPromiseState = 'rejected'; + } + function defaultWriterClosedPromiseResolve(writer) { + assert(writer._closedPromise_resolve !== undefined, 'writer._closedPromise_resolve !== undefined'); + assert(writer._closedPromise_reject !== undefined, 'writer._closedPromise_reject !== undefined'); + assert(writer._closedPromiseState === 'pending', 'writer._closedPromiseState is pending'); + writer._closedPromise_resolve(undefined); + writer._closedPromise_resolve = undefined; + writer._closedPromise_reject = undefined; + writer._closedPromiseState = 'resolved'; + } + function defaultWriterReadyPromiseInitialize(writer) { + writer._readyPromise = new Promise(function (resolve, reject) { + writer._readyPromise_resolve = resolve; + writer._readyPromise_reject = reject; + }); + writer._readyPromiseState = 'pending'; + } + function defaultWriterReadyPromiseInitializeAsRejected(writer, reason) { + writer._readyPromise = Promise.reject(reason); + writer._readyPromise_resolve = undefined; + writer._readyPromise_reject = undefined; + writer._readyPromiseState = 'rejected'; + } + function defaultWriterReadyPromiseInitializeAsResolved(writer) { + writer._readyPromise = Promise.resolve(undefined); + writer._readyPromise_resolve = undefined; + writer._readyPromise_reject = undefined; + writer._readyPromiseState = 'fulfilled'; + } + function defaultWriterReadyPromiseReject(writer, reason) { + assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined'); + assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined'); + writer._readyPromise_reject(reason); + writer._readyPromise_resolve = undefined; + writer._readyPromise_reject = undefined; + writer._readyPromiseState = 'rejected'; + } + function defaultWriterReadyPromiseReset(writer) { + assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined'); + assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined'); + writer._readyPromise = new Promise(function (resolve, reject) { + writer._readyPromise_resolve = resolve; + writer._readyPromise_reject = reject; + }); + writer._readyPromiseState = 'pending'; + } + function defaultWriterReadyPromiseResetToRejected(writer, reason) { + assert(writer._readyPromise_resolve === undefined, 'writer._readyPromise_resolve === undefined'); + assert(writer._readyPromise_reject === undefined, 'writer._readyPromise_reject === undefined'); + writer._readyPromise = Promise.reject(reason); + writer._readyPromiseState = 'rejected'; + } + function defaultWriterReadyPromiseResolve(writer) { + assert(writer._readyPromise_resolve !== undefined, 'writer._readyPromise_resolve !== undefined'); + assert(writer._readyPromise_reject !== undefined, 'writer._readyPromise_reject !== undefined'); + writer._readyPromise_resolve(undefined); + writer._readyPromise_resolve = undefined; + writer._readyPromise_reject = undefined; + writer._readyPromiseState = 'fulfilled'; + } +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var _require = __w_pdfjs_require__(0), + IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber; + var _require2 = __w_pdfjs_require__(1), + assert = _require2.assert; + exports.DequeueValue = function (container) { + assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: DequeueValue should only be used on containers with [[queue]] and [[queueTotalSize]].'); + assert(container._queue.length > 0, 'Spec-level failure: should never dequeue from an empty queue.'); + var pair = container._queue.shift(); + container._queueTotalSize -= pair.size; + if (container._queueTotalSize < 0) { + container._queueTotalSize = 0; + } + return pair.value; + }; + exports.EnqueueValueWithSize = function (container, value, size) { + assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: EnqueueValueWithSize should only be used on containers with [[queue]] and ' + '[[queueTotalSize]].'); + size = Number(size); + if (!IsFiniteNonNegativeNumber(size)) { + throw new RangeError('Size must be a finite, non-NaN, non-negative number.'); + } + container._queue.push({ + value: value, + size: size + }); + container._queueTotalSize += size; + }; + exports.PeekQueueValue = function (container) { + assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: PeekQueueValue should only be used on containers with [[queue]] and [[queueTotalSize]].'); + assert(container._queue.length > 0, 'Spec-level failure: should never peek at an empty queue.'); + var pair = container._queue[0]; + return pair.value; + }; + exports.ResetQueue = function (container) { + assert('_queue' in container && '_queueTotalSize' in container, 'Spec-level failure: ResetQueue should only be used on containers with [[queue]] and [[queueTotalSize]].'); + container._queue = []; + container._queueTotalSize = 0; + }; +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var _createClass = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, descriptor.key, descriptor); + } + } + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; + }; + }(); + function _classCallCheck(instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + } + var _require = __w_pdfjs_require__(0), + ArrayBufferCopy = _require.ArrayBufferCopy, + CreateIterResultObject = _require.CreateIterResultObject, + IsFiniteNonNegativeNumber = _require.IsFiniteNonNegativeNumber, + InvokeOrNoop = _require.InvokeOrNoop, + PromiseInvokeOrNoop = _require.PromiseInvokeOrNoop, + TransferArrayBuffer = _require.TransferArrayBuffer, + ValidateAndNormalizeQueuingStrategy = _require.ValidateAndNormalizeQueuingStrategy, + ValidateAndNormalizeHighWaterMark = _require.ValidateAndNormalizeHighWaterMark; + var _require2 = __w_pdfjs_require__(0), + createArrayFromList = _require2.createArrayFromList, + createDataProperty = _require2.createDataProperty, + typeIsObject = _require2.typeIsObject; + var _require3 = __w_pdfjs_require__(1), + assert = _require3.assert, + rethrowAssertionErrorRejection = _require3.rethrowAssertionErrorRejection; + var _require4 = __w_pdfjs_require__(3), + DequeueValue = _require4.DequeueValue, + EnqueueValueWithSize = _require4.EnqueueValueWithSize, + ResetQueue = _require4.ResetQueue; + var _require5 = __w_pdfjs_require__(2), + AcquireWritableStreamDefaultWriter = _require5.AcquireWritableStreamDefaultWriter, + IsWritableStream = _require5.IsWritableStream, + IsWritableStreamLocked = _require5.IsWritableStreamLocked, + WritableStreamAbort = _require5.WritableStreamAbort, + WritableStreamDefaultWriterCloseWithErrorPropagation = _require5.WritableStreamDefaultWriterCloseWithErrorPropagation, + WritableStreamDefaultWriterRelease = _require5.WritableStreamDefaultWriterRelease, + WritableStreamDefaultWriterWrite = _require5.WritableStreamDefaultWriterWrite, + WritableStreamCloseQueuedOrInFlight = _require5.WritableStreamCloseQueuedOrInFlight; + var ReadableStream = function () { + function ReadableStream() { + var underlyingSource = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + var _ref = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, + size = _ref.size, + highWaterMark = _ref.highWaterMark; + _classCallCheck(this, ReadableStream); + this._state = 'readable'; + this._reader = undefined; + this._storedError = undefined; + this._disturbed = false; + this._readableStreamController = undefined; + var type = underlyingSource.type; + var typeString = String(type); + if (typeString === 'bytes') { + if (highWaterMark === undefined) { + highWaterMark = 0; + } + this._readableStreamController = new ReadableByteStreamController(this, underlyingSource, highWaterMark); + } else if (type === undefined) { + if (highWaterMark === undefined) { + highWaterMark = 1; + } + this._readableStreamController = new ReadableStreamDefaultController(this, underlyingSource, size, highWaterMark); + } else { + throw new RangeError('Invalid type is specified'); + } + } + _createClass(ReadableStream, [{ + key: 'cancel', + value: function cancel(reason) { + if (IsReadableStream(this) === false) { + return Promise.reject(streamBrandCheckException('cancel')); + } + if (IsReadableStreamLocked(this) === true) { + return Promise.reject(new TypeError('Cannot cancel a stream that already has a reader')); + } + return ReadableStreamCancel(this, reason); + } + }, { + key: 'getReader', + value: function getReader() { + var _ref2 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}, + mode = _ref2.mode; + if (IsReadableStream(this) === false) { + throw streamBrandCheckException('getReader'); + } + if (mode === undefined) { + return AcquireReadableStreamDefaultReader(this); + } + mode = String(mode); + if (mode === 'byob') { + return AcquireReadableStreamBYOBReader(this); + } + throw new RangeError('Invalid mode is specified'); + } + }, { + key: 'pipeThrough', + value: function pipeThrough(_ref3, options) { + var writable = _ref3.writable, + readable = _ref3.readable; + var promise = this.pipeTo(writable, options); + ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise); + return readable; + } + }, { + key: 'pipeTo', + value: function pipeTo(dest) { + var _this = this; + var _ref4 = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}, + preventClose = _ref4.preventClose, + preventAbort = _ref4.preventAbort, + preventCancel = _ref4.preventCancel; + if (IsReadableStream(this) === false) { + return Promise.reject(streamBrandCheckException('pipeTo')); + } + if (IsWritableStream(dest) === false) { + return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo\'s first argument must be a WritableStream')); + } + preventClose = Boolean(preventClose); + preventAbort = Boolean(preventAbort); + preventCancel = Boolean(preventCancel); + if (IsReadableStreamLocked(this) === true) { + return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked ReadableStream')); + } + if (IsWritableStreamLocked(dest) === true) { + return Promise.reject(new TypeError('ReadableStream.prototype.pipeTo cannot be used on a locked WritableStream')); + } + var reader = AcquireReadableStreamDefaultReader(this); + var writer = AcquireWritableStreamDefaultWriter(dest); + var shuttingDown = false; + var currentWrite = Promise.resolve(); + return new Promise(function (resolve, reject) { + function pipeLoop() { + currentWrite = Promise.resolve(); + if (shuttingDown === true) { + return Promise.resolve(); + } + return writer._readyPromise.then(function () { + return ReadableStreamDefaultReaderRead(reader).then(function (_ref5) { + var value = _ref5.value, + done = _ref5.done; + if (done === true) { + return; + } + currentWrite = WritableStreamDefaultWriterWrite(writer, value).catch(function () {}); + }); + }).then(pipeLoop); + } + isOrBecomesErrored(_this, reader._closedPromise, function (storedError) { + if (preventAbort === false) { + shutdownWithAction(function () { + return WritableStreamAbort(dest, storedError); + }, true, storedError); + } else { + shutdown(true, storedError); + } + }); + isOrBecomesErrored(dest, writer._closedPromise, function (storedError) { + if (preventCancel === false) { + shutdownWithAction(function () { + return ReadableStreamCancel(_this, storedError); + }, true, storedError); + } else { + shutdown(true, storedError); + } + }); + isOrBecomesClosed(_this, reader._closedPromise, function () { + if (preventClose === false) { + shutdownWithAction(function () { + return WritableStreamDefaultWriterCloseWithErrorPropagation(writer); + }); + } else { + shutdown(); + } + }); + if (WritableStreamCloseQueuedOrInFlight(dest) === true || dest._state === 'closed') { + var destClosed = new TypeError('the destination writable stream closed before all data could be piped to it'); + if (preventCancel === false) { + shutdownWithAction(function () { + return ReadableStreamCancel(_this, destClosed); + }, true, destClosed); + } else { + shutdown(true, destClosed); + } + } + pipeLoop().catch(function (err) { + currentWrite = Promise.resolve(); + rethrowAssertionErrorRejection(err); + }); + function waitForWritesToFinish() { + var oldCurrentWrite = currentWrite; + return currentWrite.then(function () { + return oldCurrentWrite !== currentWrite ? waitForWritesToFinish() : undefined; + }); + } + function isOrBecomesErrored(stream, promise, action) { + if (stream._state === 'errored') { + action(stream._storedError); + } else { + promise.catch(action).catch(rethrowAssertionErrorRejection); + } + } + function isOrBecomesClosed(stream, promise, action) { + if (stream._state === 'closed') { + action(); + } else { + promise.then(action).catch(rethrowAssertionErrorRejection); + } + } + function shutdownWithAction(action, originalIsError, originalError) { + if (shuttingDown === true) { + return; + } + shuttingDown = true; + if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) { + waitForWritesToFinish().then(doTheRest); + } else { + doTheRest(); + } + function doTheRest() { + action().then(function () { + return finalize(originalIsError, originalError); + }, function (newError) { + return finalize(true, newError); + }).catch(rethrowAssertionErrorRejection); + } + } + function shutdown(isError, error) { + if (shuttingDown === true) { + return; + } + shuttingDown = true; + if (dest._state === 'writable' && WritableStreamCloseQueuedOrInFlight(dest) === false) { + waitForWritesToFinish().then(function () { + return finalize(isError, error); + }).catch(rethrowAssertionErrorRejection); + } else { + finalize(isError, error); + } + } + function finalize(isError, error) { + WritableStreamDefaultWriterRelease(writer); + ReadableStreamReaderGenericRelease(reader); + if (isError) { + reject(error); + } else { + resolve(undefined); + } + } + }); + } + }, { + key: 'tee', + value: function tee() { + if (IsReadableStream(this) === false) { + throw streamBrandCheckException('tee'); + } + var branches = ReadableStreamTee(this, false); + return createArrayFromList(branches); + } + }, { + key: 'locked', + get: function get() { + if (IsReadableStream(this) === false) { + throw streamBrandCheckException('locked'); + } + return IsReadableStreamLocked(this); + } + }]); + return ReadableStream; + }(); + module.exports = { + ReadableStream: ReadableStream, + IsReadableStreamDisturbed: IsReadableStreamDisturbed, + ReadableStreamDefaultControllerClose: ReadableStreamDefaultControllerClose, + ReadableStreamDefaultControllerEnqueue: ReadableStreamDefaultControllerEnqueue, + ReadableStreamDefaultControllerError: ReadableStreamDefaultControllerError, + ReadableStreamDefaultControllerGetDesiredSize: ReadableStreamDefaultControllerGetDesiredSize + }; + function AcquireReadableStreamBYOBReader(stream) { + return new ReadableStreamBYOBReader(stream); + } + function AcquireReadableStreamDefaultReader(stream) { + return new ReadableStreamDefaultReader(stream); + } + function IsReadableStream(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_readableStreamController')) { + return false; + } + return true; + } + function IsReadableStreamDisturbed(stream) { + assert(IsReadableStream(stream) === true, 'IsReadableStreamDisturbed should only be used on known readable streams'); + return stream._disturbed; + } + function IsReadableStreamLocked(stream) { + assert(IsReadableStream(stream) === true, 'IsReadableStreamLocked should only be used on known readable streams'); + if (stream._reader === undefined) { + return false; + } + return true; + } + function ReadableStreamTee(stream, cloneForBranch2) { + assert(IsReadableStream(stream) === true); + assert(typeof cloneForBranch2 === 'boolean'); + var reader = AcquireReadableStreamDefaultReader(stream); + var teeState = { + closedOrErrored: false, + canceled1: false, + canceled2: false, + reason1: undefined, + reason2: undefined + }; + teeState.promise = new Promise(function (resolve) { + teeState._resolve = resolve; + }); + var pull = create_ReadableStreamTeePullFunction(); + pull._reader = reader; + pull._teeState = teeState; + pull._cloneForBranch2 = cloneForBranch2; + var cancel1 = create_ReadableStreamTeeBranch1CancelFunction(); + cancel1._stream = stream; + cancel1._teeState = teeState; + var cancel2 = create_ReadableStreamTeeBranch2CancelFunction(); + cancel2._stream = stream; + cancel2._teeState = teeState; + var underlyingSource1 = Object.create(Object.prototype); + createDataProperty(underlyingSource1, 'pull', pull); + createDataProperty(underlyingSource1, 'cancel', cancel1); + var branch1Stream = new ReadableStream(underlyingSource1); + var underlyingSource2 = Object.create(Object.prototype); + createDataProperty(underlyingSource2, 'pull', pull); + createDataProperty(underlyingSource2, 'cancel', cancel2); + var branch2Stream = new ReadableStream(underlyingSource2); + pull._branch1 = branch1Stream._readableStreamController; + pull._branch2 = branch2Stream._readableStreamController; + reader._closedPromise.catch(function (r) { + if (teeState.closedOrErrored === true) { + return; + } + ReadableStreamDefaultControllerError(pull._branch1, r); + ReadableStreamDefaultControllerError(pull._branch2, r); + teeState.closedOrErrored = true; + }); + return [branch1Stream, branch2Stream]; + } + function create_ReadableStreamTeePullFunction() { + function f() { + var reader = f._reader, + branch1 = f._branch1, + branch2 = f._branch2, + teeState = f._teeState; + return ReadableStreamDefaultReaderRead(reader).then(function (result) { + assert(typeIsObject(result)); + var value = result.value; + var done = result.done; + assert(typeof done === 'boolean'); + if (done === true && teeState.closedOrErrored === false) { + if (teeState.canceled1 === false) { + ReadableStreamDefaultControllerClose(branch1); + } + if (teeState.canceled2 === false) { + ReadableStreamDefaultControllerClose(branch2); + } + teeState.closedOrErrored = true; + } + if (teeState.closedOrErrored === true) { + return; + } + var value1 = value; + var value2 = value; + if (teeState.canceled1 === false) { + ReadableStreamDefaultControllerEnqueue(branch1, value1); + } + if (teeState.canceled2 === false) { + ReadableStreamDefaultControllerEnqueue(branch2, value2); + } + }); + } + return f; + } + function create_ReadableStreamTeeBranch1CancelFunction() { + function f(reason) { + var stream = f._stream, + teeState = f._teeState; + teeState.canceled1 = true; + teeState.reason1 = reason; + if (teeState.canceled2 === true) { + var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]); + var cancelResult = ReadableStreamCancel(stream, compositeReason); + teeState._resolve(cancelResult); + } + return teeState.promise; + } + return f; + } + function create_ReadableStreamTeeBranch2CancelFunction() { + function f(reason) { + var stream = f._stream, + teeState = f._teeState; + teeState.canceled2 = true; + teeState.reason2 = reason; + if (teeState.canceled1 === true) { + var compositeReason = createArrayFromList([teeState.reason1, teeState.reason2]); + var cancelResult = ReadableStreamCancel(stream, compositeReason); + teeState._resolve(cancelResult); + } + return teeState.promise; + } + return f; + } + function ReadableStreamAddReadIntoRequest(stream) { + assert(IsReadableStreamBYOBReader(stream._reader) === true); + assert(stream._state === 'readable' || stream._state === 'closed'); + var promise = new Promise(function (resolve, reject) { + var readIntoRequest = { + _resolve: resolve, + _reject: reject + }; + stream._reader._readIntoRequests.push(readIntoRequest); + }); + return promise; + } + function ReadableStreamAddReadRequest(stream) { + assert(IsReadableStreamDefaultReader(stream._reader) === true); + assert(stream._state === 'readable'); + var promise = new Promise(function (resolve, reject) { + var readRequest = { + _resolve: resolve, + _reject: reject + }; + stream._reader._readRequests.push(readRequest); + }); + return promise; + } + function ReadableStreamCancel(stream, reason) { + stream._disturbed = true; + if (stream._state === 'closed') { + return Promise.resolve(undefined); + } + if (stream._state === 'errored') { + return Promise.reject(stream._storedError); + } + ReadableStreamClose(stream); + var sourceCancelPromise = stream._readableStreamController.__cancelSteps(reason); + return sourceCancelPromise.then(function () { + return undefined; + }); + } + function ReadableStreamClose(stream) { + assert(stream._state === 'readable'); + stream._state = 'closed'; + var reader = stream._reader; + if (reader === undefined) { + return undefined; + } + if (IsReadableStreamDefaultReader(reader) === true) { + for (var i = 0; i < reader._readRequests.length; i++) { + var _resolve = reader._readRequests[i]._resolve; + _resolve(CreateIterResultObject(undefined, true)); + } + reader._readRequests = []; + } + defaultReaderClosedPromiseResolve(reader); + return undefined; + } + function ReadableStreamError(stream, e) { + assert(IsReadableStream(stream) === true, 'stream must be ReadableStream'); + assert(stream._state === 'readable', 'state must be readable'); + stream._state = 'errored'; + stream._storedError = e; + var reader = stream._reader; + if (reader === undefined) { + return undefined; + } + if (IsReadableStreamDefaultReader(reader) === true) { + for (var i = 0; i < reader._readRequests.length; i++) { + var readRequest = reader._readRequests[i]; + readRequest._reject(e); + } + reader._readRequests = []; + } else { + assert(IsReadableStreamBYOBReader(reader), 'reader must be ReadableStreamBYOBReader'); + for (var _i = 0; _i < reader._readIntoRequests.length; _i++) { + var readIntoRequest = reader._readIntoRequests[_i]; + readIntoRequest._reject(e); + } + reader._readIntoRequests = []; + } + defaultReaderClosedPromiseReject(reader, e); + reader._closedPromise.catch(function () {}); + } + function ReadableStreamFulfillReadIntoRequest(stream, chunk, done) { + var reader = stream._reader; + assert(reader._readIntoRequests.length > 0); + var readIntoRequest = reader._readIntoRequests.shift(); + readIntoRequest._resolve(CreateIterResultObject(chunk, done)); + } + function ReadableStreamFulfillReadRequest(stream, chunk, done) { + var reader = stream._reader; + assert(reader._readRequests.length > 0); + var readRequest = reader._readRequests.shift(); + readRequest._resolve(CreateIterResultObject(chunk, done)); + } + function ReadableStreamGetNumReadIntoRequests(stream) { + return stream._reader._readIntoRequests.length; + } + function ReadableStreamGetNumReadRequests(stream) { + return stream._reader._readRequests.length; + } + function ReadableStreamHasBYOBReader(stream) { + var reader = stream._reader; + if (reader === undefined) { + return false; + } + if (IsReadableStreamBYOBReader(reader) === false) { + return false; + } + return true; + } + function ReadableStreamHasDefaultReader(stream) { + var reader = stream._reader; + if (reader === undefined) { + return false; + } + if (IsReadableStreamDefaultReader(reader) === false) { + return false; + } + return true; + } + var ReadableStreamDefaultReader = function () { + function ReadableStreamDefaultReader(stream) { + _classCallCheck(this, ReadableStreamDefaultReader); + if (IsReadableStream(stream) === false) { + throw new TypeError('ReadableStreamDefaultReader can only be constructed with a ReadableStream instance'); + } + if (IsReadableStreamLocked(stream) === true) { + throw new TypeError('This stream has already been locked for exclusive reading by another reader'); + } + ReadableStreamReaderGenericInitialize(this, stream); + this._readRequests = []; + } + _createClass(ReadableStreamDefaultReader, [{ + key: 'cancel', + value: function cancel(reason) { + if (IsReadableStreamDefaultReader(this) === false) { + return Promise.reject(defaultReaderBrandCheckException('cancel')); + } + if (this._ownerReadableStream === undefined) { + return Promise.reject(readerLockException('cancel')); + } + return ReadableStreamReaderGenericCancel(this, reason); + } + }, { + key: 'read', + value: function read() { + if (IsReadableStreamDefaultReader(this) === false) { + return Promise.reject(defaultReaderBrandCheckException('read')); + } + if (this._ownerReadableStream === undefined) { + return Promise.reject(readerLockException('read from')); + } + return ReadableStreamDefaultReaderRead(this); + } + }, { + key: 'releaseLock', + value: function releaseLock() { + if (IsReadableStreamDefaultReader(this) === false) { + throw defaultReaderBrandCheckException('releaseLock'); + } + if (this._ownerReadableStream === undefined) { + return; + } + if (this._readRequests.length > 0) { + throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled'); + } + ReadableStreamReaderGenericRelease(this); + } + }, { + key: 'closed', + get: function get() { + if (IsReadableStreamDefaultReader(this) === false) { + return Promise.reject(defaultReaderBrandCheckException('closed')); + } + return this._closedPromise; + } + }]); + return ReadableStreamDefaultReader; + }(); + var ReadableStreamBYOBReader = function () { + function ReadableStreamBYOBReader(stream) { + _classCallCheck(this, ReadableStreamBYOBReader); + if (!IsReadableStream(stream)) { + throw new TypeError('ReadableStreamBYOBReader can only be constructed with a ReadableStream instance given a ' + 'byte source'); + } + if (IsReadableByteStreamController(stream._readableStreamController) === false) { + throw new TypeError('Cannot construct a ReadableStreamBYOBReader for a stream not constructed with a byte ' + 'source'); + } + if (IsReadableStreamLocked(stream)) { + throw new TypeError('This stream has already been locked for exclusive reading by another reader'); + } + ReadableStreamReaderGenericInitialize(this, stream); + this._readIntoRequests = []; + } + _createClass(ReadableStreamBYOBReader, [{ + key: 'cancel', + value: function cancel(reason) { + if (!IsReadableStreamBYOBReader(this)) { + return Promise.reject(byobReaderBrandCheckException('cancel')); + } + if (this._ownerReadableStream === undefined) { + return Promise.reject(readerLockException('cancel')); + } + return ReadableStreamReaderGenericCancel(this, reason); + } + }, { + key: 'read', + value: function read(view) { + if (!IsReadableStreamBYOBReader(this)) { + return Promise.reject(byobReaderBrandCheckException('read')); + } + if (this._ownerReadableStream === undefined) { + return Promise.reject(readerLockException('read from')); + } + if (!ArrayBuffer.isView(view)) { + return Promise.reject(new TypeError('view must be an array buffer view')); + } + if (view.byteLength === 0) { + return Promise.reject(new TypeError('view must have non-zero byteLength')); + } + return ReadableStreamBYOBReaderRead(this, view); + } + }, { + key: 'releaseLock', + value: function releaseLock() { + if (!IsReadableStreamBYOBReader(this)) { + throw byobReaderBrandCheckException('releaseLock'); + } + if (this._ownerReadableStream === undefined) { + return; + } + if (this._readIntoRequests.length > 0) { + throw new TypeError('Tried to release a reader lock when that reader has pending read() calls un-settled'); + } + ReadableStreamReaderGenericRelease(this); + } + }, { + key: 'closed', + get: function get() { + if (!IsReadableStreamBYOBReader(this)) { + return Promise.reject(byobReaderBrandCheckException('closed')); + } + return this._closedPromise; + } + }]); + return ReadableStreamBYOBReader; + }(); + function IsReadableStreamBYOBReader(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_readIntoRequests')) { + return false; + } + return true; + } + function IsReadableStreamDefaultReader(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_readRequests')) { + return false; + } + return true; + } + function ReadableStreamReaderGenericInitialize(reader, stream) { + reader._ownerReadableStream = stream; + stream._reader = reader; + if (stream._state === 'readable') { + defaultReaderClosedPromiseInitialize(reader); + } else if (stream._state === 'closed') { + defaultReaderClosedPromiseInitializeAsResolved(reader); + } else { + assert(stream._state === 'errored', 'state must be errored'); + defaultReaderClosedPromiseInitializeAsRejected(reader, stream._storedError); + reader._closedPromise.catch(function () {}); + } + } + function ReadableStreamReaderGenericCancel(reader, reason) { + var stream = reader._ownerReadableStream; + assert(stream !== undefined); + return ReadableStreamCancel(stream, reason); + } + function ReadableStreamReaderGenericRelease(reader) { + assert(reader._ownerReadableStream !== undefined); + assert(reader._ownerReadableStream._reader === reader); + if (reader._ownerReadableStream._state === 'readable') { + defaultReaderClosedPromiseReject(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness')); + } else { + defaultReaderClosedPromiseResetToRejected(reader, new TypeError('Reader was released and can no longer be used to monitor the stream\'s closedness')); + } + reader._closedPromise.catch(function () {}); + reader._ownerReadableStream._reader = undefined; + reader._ownerReadableStream = undefined; + } + function ReadableStreamBYOBReaderRead(reader, view) { + var stream = reader._ownerReadableStream; + assert(stream !== undefined); + stream._disturbed = true; + if (stream._state === 'errored') { + return Promise.reject(stream._storedError); + } + return ReadableByteStreamControllerPullInto(stream._readableStreamController, view); + } + function ReadableStreamDefaultReaderRead(reader) { + var stream = reader._ownerReadableStream; + assert(stream !== undefined); + stream._disturbed = true; + if (stream._state === 'closed') { + return Promise.resolve(CreateIterResultObject(undefined, true)); + } + if (stream._state === 'errored') { + return Promise.reject(stream._storedError); + } + assert(stream._state === 'readable'); + return stream._readableStreamController.__pullSteps(); + } + var ReadableStreamDefaultController = function () { + function ReadableStreamDefaultController(stream, underlyingSource, size, highWaterMark) { + _classCallCheck(this, ReadableStreamDefaultController); + if (IsReadableStream(stream) === false) { + throw new TypeError('ReadableStreamDefaultController can only be constructed with a ReadableStream instance'); + } + if (stream._readableStreamController !== undefined) { + throw new TypeError('ReadableStreamDefaultController instances can only be created by the ReadableStream constructor'); + } + this._controlledReadableStream = stream; + this._underlyingSource = underlyingSource; + this._queue = undefined; + this._queueTotalSize = undefined; + ResetQueue(this); + this._started = false; + this._closeRequested = false; + this._pullAgain = false; + this._pulling = false; + var normalizedStrategy = ValidateAndNormalizeQueuingStrategy(size, highWaterMark); + this._strategySize = normalizedStrategy.size; + this._strategyHWM = normalizedStrategy.highWaterMark; + var controller = this; + var startResult = InvokeOrNoop(underlyingSource, 'start', [this]); + Promise.resolve(startResult).then(function () { + controller._started = true; + assert(controller._pulling === false); + assert(controller._pullAgain === false); + ReadableStreamDefaultControllerCallPullIfNeeded(controller); + }, function (r) { + ReadableStreamDefaultControllerErrorIfNeeded(controller, r); + }).catch(rethrowAssertionErrorRejection); + } + _createClass(ReadableStreamDefaultController, [{ + key: 'close', + value: function close() { + if (IsReadableStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('close'); + } + if (this._closeRequested === true) { + throw new TypeError('The stream has already been closed; do not close it again!'); + } + var state = this._controlledReadableStream._state; + if (state !== 'readable') { + throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed'); + } + ReadableStreamDefaultControllerClose(this); + } + }, { + key: 'enqueue', + value: function enqueue(chunk) { + if (IsReadableStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('enqueue'); + } + if (this._closeRequested === true) { + throw new TypeError('stream is closed or draining'); + } + var state = this._controlledReadableStream._state; + if (state !== 'readable') { + throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to'); + } + return ReadableStreamDefaultControllerEnqueue(this, chunk); + } + }, { + key: 'error', + value: function error(e) { + if (IsReadableStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('error'); + } + var stream = this._controlledReadableStream; + if (stream._state !== 'readable') { + throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored'); + } + ReadableStreamDefaultControllerError(this, e); + } + }, { + key: '__cancelSteps', + value: function __cancelSteps(reason) { + ResetQueue(this); + return PromiseInvokeOrNoop(this._underlyingSource, 'cancel', [reason]); + } + }, { + key: '__pullSteps', + value: function __pullSteps() { + var stream = this._controlledReadableStream; + if (this._queue.length > 0) { + var chunk = DequeueValue(this); + if (this._closeRequested === true && this._queue.length === 0) { + ReadableStreamClose(stream); + } else { + ReadableStreamDefaultControllerCallPullIfNeeded(this); + } + return Promise.resolve(CreateIterResultObject(chunk, false)); + } + var pendingPromise = ReadableStreamAddReadRequest(stream); + ReadableStreamDefaultControllerCallPullIfNeeded(this); + return pendingPromise; + } + }, { + key: 'desiredSize', + get: function get() { + if (IsReadableStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('desiredSize'); + } + return ReadableStreamDefaultControllerGetDesiredSize(this); + } + }]); + return ReadableStreamDefaultController; + }(); + function IsReadableStreamDefaultController(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_underlyingSource')) { + return false; + } + return true; + } + function ReadableStreamDefaultControllerCallPullIfNeeded(controller) { + var shouldPull = ReadableStreamDefaultControllerShouldCallPull(controller); + if (shouldPull === false) { + return undefined; + } + if (controller._pulling === true) { + controller._pullAgain = true; + return undefined; + } + assert(controller._pullAgain === false); + controller._pulling = true; + var pullPromise = PromiseInvokeOrNoop(controller._underlyingSource, 'pull', [controller]); + pullPromise.then(function () { + controller._pulling = false; + if (controller._pullAgain === true) { + controller._pullAgain = false; + return ReadableStreamDefaultControllerCallPullIfNeeded(controller); + } + return undefined; + }, function (e) { + ReadableStreamDefaultControllerErrorIfNeeded(controller, e); + }).catch(rethrowAssertionErrorRejection); + return undefined; + } + function ReadableStreamDefaultControllerShouldCallPull(controller) { + var stream = controller._controlledReadableStream; + if (stream._state === 'closed' || stream._state === 'errored') { + return false; + } + if (controller._closeRequested === true) { + return false; + } + if (controller._started === false) { + return false; + } + if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) { + return true; + } + var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller); + if (desiredSize > 0) { + return true; + } + return false; + } + function ReadableStreamDefaultControllerClose(controller) { + var stream = controller._controlledReadableStream; + assert(controller._closeRequested === false); + assert(stream._state === 'readable'); + controller._closeRequested = true; + if (controller._queue.length === 0) { + ReadableStreamClose(stream); + } + } + function ReadableStreamDefaultControllerEnqueue(controller, chunk) { + var stream = controller._controlledReadableStream; + assert(controller._closeRequested === false); + assert(stream._state === 'readable'); + if (IsReadableStreamLocked(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) { + ReadableStreamFulfillReadRequest(stream, chunk, false); + } else { + var chunkSize = 1; + if (controller._strategySize !== undefined) { + var strategySize = controller._strategySize; + try { + chunkSize = strategySize(chunk); + } catch (chunkSizeE) { + ReadableStreamDefaultControllerErrorIfNeeded(controller, chunkSizeE); + throw chunkSizeE; + } + } + try { + EnqueueValueWithSize(controller, chunk, chunkSize); + } catch (enqueueE) { + ReadableStreamDefaultControllerErrorIfNeeded(controller, enqueueE); + throw enqueueE; + } + } + ReadableStreamDefaultControllerCallPullIfNeeded(controller); + return undefined; + } + function ReadableStreamDefaultControllerError(controller, e) { + var stream = controller._controlledReadableStream; + assert(stream._state === 'readable'); + ResetQueue(controller); + ReadableStreamError(stream, e); + } + function ReadableStreamDefaultControllerErrorIfNeeded(controller, e) { + if (controller._controlledReadableStream._state === 'readable') { + ReadableStreamDefaultControllerError(controller, e); + } + } + function ReadableStreamDefaultControllerGetDesiredSize(controller) { + var stream = controller._controlledReadableStream; + var state = stream._state; + if (state === 'errored') { + return null; + } + if (state === 'closed') { + return 0; + } + return controller._strategyHWM - controller._queueTotalSize; + } + var ReadableStreamBYOBRequest = function () { + function ReadableStreamBYOBRequest(controller, view) { + _classCallCheck(this, ReadableStreamBYOBRequest); + this._associatedReadableByteStreamController = controller; + this._view = view; + } + _createClass(ReadableStreamBYOBRequest, [{ + key: 'respond', + value: function respond(bytesWritten) { + if (IsReadableStreamBYOBRequest(this) === false) { + throw byobRequestBrandCheckException('respond'); + } + if (this._associatedReadableByteStreamController === undefined) { + throw new TypeError('This BYOB request has been invalidated'); + } + ReadableByteStreamControllerRespond(this._associatedReadableByteStreamController, bytesWritten); + } + }, { + key: 'respondWithNewView', + value: function respondWithNewView(view) { + if (IsReadableStreamBYOBRequest(this) === false) { + throw byobRequestBrandCheckException('respond'); + } + if (this._associatedReadableByteStreamController === undefined) { + throw new TypeError('This BYOB request has been invalidated'); + } + if (!ArrayBuffer.isView(view)) { + throw new TypeError('You can only respond with array buffer views'); + } + ReadableByteStreamControllerRespondWithNewView(this._associatedReadableByteStreamController, view); + } + }, { + key: 'view', + get: function get() { + return this._view; + } + }]); + return ReadableStreamBYOBRequest; + }(); + var ReadableByteStreamController = function () { + function ReadableByteStreamController(stream, underlyingByteSource, highWaterMark) { + _classCallCheck(this, ReadableByteStreamController); + if (IsReadableStream(stream) === false) { + throw new TypeError('ReadableByteStreamController can only be constructed with a ReadableStream instance given ' + 'a byte source'); + } + if (stream._readableStreamController !== undefined) { + throw new TypeError('ReadableByteStreamController instances can only be created by the ReadableStream constructor given a byte ' + 'source'); + } + this._controlledReadableStream = stream; + this._underlyingByteSource = underlyingByteSource; + this._pullAgain = false; + this._pulling = false; + ReadableByteStreamControllerClearPendingPullIntos(this); + this._queue = this._queueTotalSize = undefined; + ResetQueue(this); + this._closeRequested = false; + this._started = false; + this._strategyHWM = ValidateAndNormalizeHighWaterMark(highWaterMark); + var autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize; + if (autoAllocateChunkSize !== undefined) { + if (Number.isInteger(autoAllocateChunkSize) === false || autoAllocateChunkSize <= 0) { + throw new RangeError('autoAllocateChunkSize must be a positive integer'); + } + } + this._autoAllocateChunkSize = autoAllocateChunkSize; + this._pendingPullIntos = []; + var controller = this; + var startResult = InvokeOrNoop(underlyingByteSource, 'start', [this]); + Promise.resolve(startResult).then(function () { + controller._started = true; + assert(controller._pulling === false); + assert(controller._pullAgain === false); + ReadableByteStreamControllerCallPullIfNeeded(controller); + }, function (r) { + if (stream._state === 'readable') { + ReadableByteStreamControllerError(controller, r); + } + }).catch(rethrowAssertionErrorRejection); + } + _createClass(ReadableByteStreamController, [{ + key: 'close', + value: function close() { + if (IsReadableByteStreamController(this) === false) { + throw byteStreamControllerBrandCheckException('close'); + } + if (this._closeRequested === true) { + throw new TypeError('The stream has already been closed; do not close it again!'); + } + var state = this._controlledReadableStream._state; + if (state !== 'readable') { + throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be closed'); + } + ReadableByteStreamControllerClose(this); + } + }, { + key: 'enqueue', + value: function enqueue(chunk) { + if (IsReadableByteStreamController(this) === false) { + throw byteStreamControllerBrandCheckException('enqueue'); + } + if (this._closeRequested === true) { + throw new TypeError('stream is closed or draining'); + } + var state = this._controlledReadableStream._state; + if (state !== 'readable') { + throw new TypeError('The stream (in ' + state + ' state) is not in the readable state and cannot be enqueued to'); + } + if (!ArrayBuffer.isView(chunk)) { + throw new TypeError('You can only enqueue array buffer views when using a ReadableByteStreamController'); + } + ReadableByteStreamControllerEnqueue(this, chunk); + } + }, { + key: 'error', + value: function error(e) { + if (IsReadableByteStreamController(this) === false) { + throw byteStreamControllerBrandCheckException('error'); + } + var stream = this._controlledReadableStream; + if (stream._state !== 'readable') { + throw new TypeError('The stream is ' + stream._state + ' and so cannot be errored'); + } + ReadableByteStreamControllerError(this, e); + } + }, { + key: '__cancelSteps', + value: function __cancelSteps(reason) { + if (this._pendingPullIntos.length > 0) { + var firstDescriptor = this._pendingPullIntos[0]; + firstDescriptor.bytesFilled = 0; + } + ResetQueue(this); + return PromiseInvokeOrNoop(this._underlyingByteSource, 'cancel', [reason]); + } + }, { + key: '__pullSteps', + value: function __pullSteps() { + var stream = this._controlledReadableStream; + assert(ReadableStreamHasDefaultReader(stream) === true); + if (this._queueTotalSize > 0) { + assert(ReadableStreamGetNumReadRequests(stream) === 0); + var entry = this._queue.shift(); + this._queueTotalSize -= entry.byteLength; + ReadableByteStreamControllerHandleQueueDrain(this); + var view = void 0; + try { + view = new Uint8Array(entry.buffer, entry.byteOffset, entry.byteLength); + } catch (viewE) { + return Promise.reject(viewE); + } + return Promise.resolve(CreateIterResultObject(view, false)); + } + var autoAllocateChunkSize = this._autoAllocateChunkSize; + if (autoAllocateChunkSize !== undefined) { + var buffer = void 0; + try { + buffer = new ArrayBuffer(autoAllocateChunkSize); + } catch (bufferE) { + return Promise.reject(bufferE); + } + var pullIntoDescriptor = { + buffer: buffer, + byteOffset: 0, + byteLength: autoAllocateChunkSize, + bytesFilled: 0, + elementSize: 1, + ctor: Uint8Array, + readerType: 'default' + }; + this._pendingPullIntos.push(pullIntoDescriptor); + } + var promise = ReadableStreamAddReadRequest(stream); + ReadableByteStreamControllerCallPullIfNeeded(this); + return promise; + } + }, { + key: 'byobRequest', + get: function get() { + if (IsReadableByteStreamController(this) === false) { + throw byteStreamControllerBrandCheckException('byobRequest'); + } + if (this._byobRequest === undefined && this._pendingPullIntos.length > 0) { + var firstDescriptor = this._pendingPullIntos[0]; + var view = new Uint8Array(firstDescriptor.buffer, firstDescriptor.byteOffset + firstDescriptor.bytesFilled, firstDescriptor.byteLength - firstDescriptor.bytesFilled); + this._byobRequest = new ReadableStreamBYOBRequest(this, view); + } + return this._byobRequest; + } + }, { + key: 'desiredSize', + get: function get() { + if (IsReadableByteStreamController(this) === false) { + throw byteStreamControllerBrandCheckException('desiredSize'); + } + return ReadableByteStreamControllerGetDesiredSize(this); + } + }]); + return ReadableByteStreamController; + }(); + function IsReadableByteStreamController(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_underlyingByteSource')) { + return false; + } + return true; + } + function IsReadableStreamBYOBRequest(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_associatedReadableByteStreamController')) { + return false; + } + return true; + } + function ReadableByteStreamControllerCallPullIfNeeded(controller) { + var shouldPull = ReadableByteStreamControllerShouldCallPull(controller); + if (shouldPull === false) { + return undefined; + } + if (controller._pulling === true) { + controller._pullAgain = true; + return undefined; + } + assert(controller._pullAgain === false); + controller._pulling = true; + var pullPromise = PromiseInvokeOrNoop(controller._underlyingByteSource, 'pull', [controller]); + pullPromise.then(function () { + controller._pulling = false; + if (controller._pullAgain === true) { + controller._pullAgain = false; + ReadableByteStreamControllerCallPullIfNeeded(controller); + } + }, function (e) { + if (controller._controlledReadableStream._state === 'readable') { + ReadableByteStreamControllerError(controller, e); + } + }).catch(rethrowAssertionErrorRejection); + return undefined; + } + function ReadableByteStreamControllerClearPendingPullIntos(controller) { + ReadableByteStreamControllerInvalidateBYOBRequest(controller); + controller._pendingPullIntos = []; + } + function ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor) { + assert(stream._state !== 'errored', 'state must not be errored'); + var done = false; + if (stream._state === 'closed') { + assert(pullIntoDescriptor.bytesFilled === 0); + done = true; + } + var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor); + if (pullIntoDescriptor.readerType === 'default') { + ReadableStreamFulfillReadRequest(stream, filledView, done); + } else { + assert(pullIntoDescriptor.readerType === 'byob'); + ReadableStreamFulfillReadIntoRequest(stream, filledView, done); + } + } + function ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor) { + var bytesFilled = pullIntoDescriptor.bytesFilled; + var elementSize = pullIntoDescriptor.elementSize; + assert(bytesFilled <= pullIntoDescriptor.byteLength); + assert(bytesFilled % elementSize === 0); + return new pullIntoDescriptor.ctor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, bytesFilled / elementSize); + } + function ReadableByteStreamControllerEnqueueChunkToQueue(controller, buffer, byteOffset, byteLength) { + controller._queue.push({ + buffer: buffer, + byteOffset: byteOffset, + byteLength: byteLength + }); + controller._queueTotalSize += byteLength; + } + function ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) { + var elementSize = pullIntoDescriptor.elementSize; + var currentAlignedBytes = pullIntoDescriptor.bytesFilled - pullIntoDescriptor.bytesFilled % elementSize; + var maxBytesToCopy = Math.min(controller._queueTotalSize, pullIntoDescriptor.byteLength - pullIntoDescriptor.bytesFilled); + var maxBytesFilled = pullIntoDescriptor.bytesFilled + maxBytesToCopy; + var maxAlignedBytes = maxBytesFilled - maxBytesFilled % elementSize; + var totalBytesToCopyRemaining = maxBytesToCopy; + var ready = false; + if (maxAlignedBytes > currentAlignedBytes) { + totalBytesToCopyRemaining = maxAlignedBytes - pullIntoDescriptor.bytesFilled; + ready = true; + } + var queue = controller._queue; + while (totalBytesToCopyRemaining > 0) { + var headOfQueue = queue[0]; + var bytesToCopy = Math.min(totalBytesToCopyRemaining, headOfQueue.byteLength); + var destStart = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled; + ArrayBufferCopy(pullIntoDescriptor.buffer, destStart, headOfQueue.buffer, headOfQueue.byteOffset, bytesToCopy); + if (headOfQueue.byteLength === bytesToCopy) { + queue.shift(); + } else { + headOfQueue.byteOffset += bytesToCopy; + headOfQueue.byteLength -= bytesToCopy; + } + controller._queueTotalSize -= bytesToCopy; + ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesToCopy, pullIntoDescriptor); + totalBytesToCopyRemaining -= bytesToCopy; + } + if (ready === false) { + assert(controller._queueTotalSize === 0, 'queue must be empty'); + assert(pullIntoDescriptor.bytesFilled > 0); + assert(pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize); + } + return ready; + } + function ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, size, pullIntoDescriptor) { + assert(controller._pendingPullIntos.length === 0 || controller._pendingPullIntos[0] === pullIntoDescriptor); + ReadableByteStreamControllerInvalidateBYOBRequest(controller); + pullIntoDescriptor.bytesFilled += size; + } + function ReadableByteStreamControllerHandleQueueDrain(controller) { + assert(controller._controlledReadableStream._state === 'readable'); + if (controller._queueTotalSize === 0 && controller._closeRequested === true) { + ReadableStreamClose(controller._controlledReadableStream); + } else { + ReadableByteStreamControllerCallPullIfNeeded(controller); + } + } + function ReadableByteStreamControllerInvalidateBYOBRequest(controller) { + if (controller._byobRequest === undefined) { + return; + } + controller._byobRequest._associatedReadableByteStreamController = undefined; + controller._byobRequest._view = undefined; + controller._byobRequest = undefined; + } + function ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller) { + assert(controller._closeRequested === false); + while (controller._pendingPullIntos.length > 0) { + if (controller._queueTotalSize === 0) { + return; + } + var pullIntoDescriptor = controller._pendingPullIntos[0]; + if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) { + ReadableByteStreamControllerShiftPendingPullInto(controller); + ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor); + } + } + } + function ReadableByteStreamControllerPullInto(controller, view) { + var stream = controller._controlledReadableStream; + var elementSize = 1; + if (view.constructor !== DataView) { + elementSize = view.constructor.BYTES_PER_ELEMENT; + } + var ctor = view.constructor; + var pullIntoDescriptor = { + buffer: view.buffer, + byteOffset: view.byteOffset, + byteLength: view.byteLength, + bytesFilled: 0, + elementSize: elementSize, + ctor: ctor, + readerType: 'byob' + }; + if (controller._pendingPullIntos.length > 0) { + pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer); + controller._pendingPullIntos.push(pullIntoDescriptor); + return ReadableStreamAddReadIntoRequest(stream); + } + if (stream._state === 'closed') { + var emptyView = new view.constructor(pullIntoDescriptor.buffer, pullIntoDescriptor.byteOffset, 0); + return Promise.resolve(CreateIterResultObject(emptyView, true)); + } + if (controller._queueTotalSize > 0) { + if (ReadableByteStreamControllerFillPullIntoDescriptorFromQueue(controller, pullIntoDescriptor) === true) { + var filledView = ReadableByteStreamControllerConvertPullIntoDescriptor(pullIntoDescriptor); + ReadableByteStreamControllerHandleQueueDrain(controller); + return Promise.resolve(CreateIterResultObject(filledView, false)); + } + if (controller._closeRequested === true) { + var e = new TypeError('Insufficient bytes to fill elements in the given buffer'); + ReadableByteStreamControllerError(controller, e); + return Promise.reject(e); + } + } + pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer); + controller._pendingPullIntos.push(pullIntoDescriptor); + var promise = ReadableStreamAddReadIntoRequest(stream); + ReadableByteStreamControllerCallPullIfNeeded(controller); + return promise; + } + function ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor) { + firstDescriptor.buffer = TransferArrayBuffer(firstDescriptor.buffer); + assert(firstDescriptor.bytesFilled === 0, 'bytesFilled must be 0'); + var stream = controller._controlledReadableStream; + if (ReadableStreamHasBYOBReader(stream) === true) { + while (ReadableStreamGetNumReadIntoRequests(stream) > 0) { + var pullIntoDescriptor = ReadableByteStreamControllerShiftPendingPullInto(controller); + ReadableByteStreamControllerCommitPullIntoDescriptor(stream, pullIntoDescriptor); + } + } + } + function ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, pullIntoDescriptor) { + if (pullIntoDescriptor.bytesFilled + bytesWritten > pullIntoDescriptor.byteLength) { + throw new RangeError('bytesWritten out of range'); + } + ReadableByteStreamControllerFillHeadPullIntoDescriptor(controller, bytesWritten, pullIntoDescriptor); + if (pullIntoDescriptor.bytesFilled < pullIntoDescriptor.elementSize) { + return; + } + ReadableByteStreamControllerShiftPendingPullInto(controller); + var remainderSize = pullIntoDescriptor.bytesFilled % pullIntoDescriptor.elementSize; + if (remainderSize > 0) { + var end = pullIntoDescriptor.byteOffset + pullIntoDescriptor.bytesFilled; + var remainder = pullIntoDescriptor.buffer.slice(end - remainderSize, end); + ReadableByteStreamControllerEnqueueChunkToQueue(controller, remainder, 0, remainder.byteLength); + } + pullIntoDescriptor.buffer = TransferArrayBuffer(pullIntoDescriptor.buffer); + pullIntoDescriptor.bytesFilled -= remainderSize; + ReadableByteStreamControllerCommitPullIntoDescriptor(controller._controlledReadableStream, pullIntoDescriptor); + ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller); + } + function ReadableByteStreamControllerRespondInternal(controller, bytesWritten) { + var firstDescriptor = controller._pendingPullIntos[0]; + var stream = controller._controlledReadableStream; + if (stream._state === 'closed') { + if (bytesWritten !== 0) { + throw new TypeError('bytesWritten must be 0 when calling respond() on a closed stream'); + } + ReadableByteStreamControllerRespondInClosedState(controller, firstDescriptor); + } else { + assert(stream._state === 'readable'); + ReadableByteStreamControllerRespondInReadableState(controller, bytesWritten, firstDescriptor); + } + } + function ReadableByteStreamControllerShiftPendingPullInto(controller) { + var descriptor = controller._pendingPullIntos.shift(); + ReadableByteStreamControllerInvalidateBYOBRequest(controller); + return descriptor; + } + function ReadableByteStreamControllerShouldCallPull(controller) { + var stream = controller._controlledReadableStream; + if (stream._state !== 'readable') { + return false; + } + if (controller._closeRequested === true) { + return false; + } + if (controller._started === false) { + return false; + } + if (ReadableStreamHasDefaultReader(stream) === true && ReadableStreamGetNumReadRequests(stream) > 0) { + return true; + } + if (ReadableStreamHasBYOBReader(stream) === true && ReadableStreamGetNumReadIntoRequests(stream) > 0) { + return true; + } + if (ReadableByteStreamControllerGetDesiredSize(controller) > 0) { + return true; + } + return false; + } + function ReadableByteStreamControllerClose(controller) { + var stream = controller._controlledReadableStream; + assert(controller._closeRequested === false); + assert(stream._state === 'readable'); + if (controller._queueTotalSize > 0) { + controller._closeRequested = true; + return; + } + if (controller._pendingPullIntos.length > 0) { + var firstPendingPullInto = controller._pendingPullIntos[0]; + if (firstPendingPullInto.bytesFilled > 0) { + var e = new TypeError('Insufficient bytes to fill elements in the given buffer'); + ReadableByteStreamControllerError(controller, e); + throw e; + } + } + ReadableStreamClose(stream); + } + function ReadableByteStreamControllerEnqueue(controller, chunk) { + var stream = controller._controlledReadableStream; + assert(controller._closeRequested === false); + assert(stream._state === 'readable'); + var buffer = chunk.buffer; + var byteOffset = chunk.byteOffset; + var byteLength = chunk.byteLength; + var transferredBuffer = TransferArrayBuffer(buffer); + if (ReadableStreamHasDefaultReader(stream) === true) { + if (ReadableStreamGetNumReadRequests(stream) === 0) { + ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength); + } else { + assert(controller._queue.length === 0); + var transferredView = new Uint8Array(transferredBuffer, byteOffset, byteLength); + ReadableStreamFulfillReadRequest(stream, transferredView, false); + } + } else if (ReadableStreamHasBYOBReader(stream) === true) { + ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength); + ReadableByteStreamControllerProcessPullIntoDescriptorsUsingQueue(controller); + } else { + assert(IsReadableStreamLocked(stream) === false, 'stream must not be locked'); + ReadableByteStreamControllerEnqueueChunkToQueue(controller, transferredBuffer, byteOffset, byteLength); + } + } + function ReadableByteStreamControllerError(controller, e) { + var stream = controller._controlledReadableStream; + assert(stream._state === 'readable'); + ReadableByteStreamControllerClearPendingPullIntos(controller); + ResetQueue(controller); + ReadableStreamError(stream, e); + } + function ReadableByteStreamControllerGetDesiredSize(controller) { + var stream = controller._controlledReadableStream; + var state = stream._state; + if (state === 'errored') { + return null; + } + if (state === 'closed') { + return 0; + } + return controller._strategyHWM - controller._queueTotalSize; + } + function ReadableByteStreamControllerRespond(controller, bytesWritten) { + bytesWritten = Number(bytesWritten); + if (IsFiniteNonNegativeNumber(bytesWritten) === false) { + throw new RangeError('bytesWritten must be a finite'); + } + assert(controller._pendingPullIntos.length > 0); + ReadableByteStreamControllerRespondInternal(controller, bytesWritten); + } + function ReadableByteStreamControllerRespondWithNewView(controller, view) { + assert(controller._pendingPullIntos.length > 0); + var firstDescriptor = controller._pendingPullIntos[0]; + if (firstDescriptor.byteOffset + firstDescriptor.bytesFilled !== view.byteOffset) { + throw new RangeError('The region specified by view does not match byobRequest'); + } + if (firstDescriptor.byteLength !== view.byteLength) { + throw new RangeError('The buffer of view has different capacity than byobRequest'); + } + firstDescriptor.buffer = view.buffer; + ReadableByteStreamControllerRespondInternal(controller, view.byteLength); + } + function streamBrandCheckException(name) { + return new TypeError('ReadableStream.prototype.' + name + ' can only be used on a ReadableStream'); + } + function readerLockException(name) { + return new TypeError('Cannot ' + name + ' a stream using a released reader'); + } + function defaultReaderBrandCheckException(name) { + return new TypeError('ReadableStreamDefaultReader.prototype.' + name + ' can only be used on a ReadableStreamDefaultReader'); + } + function defaultReaderClosedPromiseInitialize(reader) { + reader._closedPromise = new Promise(function (resolve, reject) { + reader._closedPromise_resolve = resolve; + reader._closedPromise_reject = reject; + }); + } + function defaultReaderClosedPromiseInitializeAsRejected(reader, reason) { + reader._closedPromise = Promise.reject(reason); + reader._closedPromise_resolve = undefined; + reader._closedPromise_reject = undefined; + } + function defaultReaderClosedPromiseInitializeAsResolved(reader) { + reader._closedPromise = Promise.resolve(undefined); + reader._closedPromise_resolve = undefined; + reader._closedPromise_reject = undefined; + } + function defaultReaderClosedPromiseReject(reader, reason) { + assert(reader._closedPromise_resolve !== undefined); + assert(reader._closedPromise_reject !== undefined); + reader._closedPromise_reject(reason); + reader._closedPromise_resolve = undefined; + reader._closedPromise_reject = undefined; + } + function defaultReaderClosedPromiseResetToRejected(reader, reason) { + assert(reader._closedPromise_resolve === undefined); + assert(reader._closedPromise_reject === undefined); + reader._closedPromise = Promise.reject(reason); + } + function defaultReaderClosedPromiseResolve(reader) { + assert(reader._closedPromise_resolve !== undefined); + assert(reader._closedPromise_reject !== undefined); + reader._closedPromise_resolve(undefined); + reader._closedPromise_resolve = undefined; + reader._closedPromise_reject = undefined; + } + function byobReaderBrandCheckException(name) { + return new TypeError('ReadableStreamBYOBReader.prototype.' + name + ' can only be used on a ReadableStreamBYOBReader'); + } + function defaultControllerBrandCheckException(name) { + return new TypeError('ReadableStreamDefaultController.prototype.' + name + ' can only be used on a ReadableStreamDefaultController'); + } + function byobRequestBrandCheckException(name) { + return new TypeError('ReadableStreamBYOBRequest.prototype.' + name + ' can only be used on a ReadableStreamBYOBRequest'); + } + function byteStreamControllerBrandCheckException(name) { + return new TypeError('ReadableByteStreamController.prototype.' + name + ' can only be used on a ReadableByteStreamController'); + } + function ifIsObjectAndHasAPromiseIsHandledInternalSlotSetPromiseIsHandledToTrue(promise) { + try { + Promise.prototype.then.call(promise, undefined, function () {}); + } catch (e) {} + } +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var transformStream = __w_pdfjs_require__(6); + var readableStream = __w_pdfjs_require__(4); + var writableStream = __w_pdfjs_require__(2); + exports.TransformStream = transformStream.TransformStream; + exports.ReadableStream = readableStream.ReadableStream; + exports.IsReadableStreamDisturbed = readableStream.IsReadableStreamDisturbed; + exports.ReadableStreamDefaultControllerClose = readableStream.ReadableStreamDefaultControllerClose; + exports.ReadableStreamDefaultControllerEnqueue = readableStream.ReadableStreamDefaultControllerEnqueue; + exports.ReadableStreamDefaultControllerError = readableStream.ReadableStreamDefaultControllerError; + exports.ReadableStreamDefaultControllerGetDesiredSize = readableStream.ReadableStreamDefaultControllerGetDesiredSize; + exports.AcquireWritableStreamDefaultWriter = writableStream.AcquireWritableStreamDefaultWriter; + exports.IsWritableStream = writableStream.IsWritableStream; + exports.IsWritableStreamLocked = writableStream.IsWritableStreamLocked; + exports.WritableStream = writableStream.WritableStream; + exports.WritableStreamAbort = writableStream.WritableStreamAbort; + exports.WritableStreamDefaultControllerError = writableStream.WritableStreamDefaultControllerError; + exports.WritableStreamDefaultWriterCloseWithErrorPropagation = writableStream.WritableStreamDefaultWriterCloseWithErrorPropagation; + exports.WritableStreamDefaultWriterRelease = writableStream.WritableStreamDefaultWriterRelease; + exports.WritableStreamDefaultWriterWrite = writableStream.WritableStreamDefaultWriterWrite; +}, function (module, exports, __w_pdfjs_require__) { + "use strict"; + + var _createClass = function () { + function defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, descriptor.key, descriptor); + } + } + return function (Constructor, protoProps, staticProps) { + if (protoProps) defineProperties(Constructor.prototype, protoProps); + if (staticProps) defineProperties(Constructor, staticProps); + return Constructor; + }; + }(); + function _classCallCheck(instance, Constructor) { + if (!(instance instanceof Constructor)) { + throw new TypeError("Cannot call a class as a function"); + } + } + var _require = __w_pdfjs_require__(1), + assert = _require.assert; + var _require2 = __w_pdfjs_require__(0), + InvokeOrNoop = _require2.InvokeOrNoop, + PromiseInvokeOrPerformFallback = _require2.PromiseInvokeOrPerformFallback, + PromiseInvokeOrNoop = _require2.PromiseInvokeOrNoop, + typeIsObject = _require2.typeIsObject; + var _require3 = __w_pdfjs_require__(4), + ReadableStream = _require3.ReadableStream, + ReadableStreamDefaultControllerClose = _require3.ReadableStreamDefaultControllerClose, + ReadableStreamDefaultControllerEnqueue = _require3.ReadableStreamDefaultControllerEnqueue, + ReadableStreamDefaultControllerError = _require3.ReadableStreamDefaultControllerError, + ReadableStreamDefaultControllerGetDesiredSize = _require3.ReadableStreamDefaultControllerGetDesiredSize; + var _require4 = __w_pdfjs_require__(2), + WritableStream = _require4.WritableStream, + WritableStreamDefaultControllerError = _require4.WritableStreamDefaultControllerError; + function TransformStreamCloseReadable(transformStream) { + if (transformStream._errored === true) { + throw new TypeError('TransformStream is already errored'); + } + if (transformStream._readableClosed === true) { + throw new TypeError('Readable side is already closed'); + } + TransformStreamCloseReadableInternal(transformStream); + } + function TransformStreamEnqueueToReadable(transformStream, chunk) { + if (transformStream._errored === true) { + throw new TypeError('TransformStream is already errored'); + } + if (transformStream._readableClosed === true) { + throw new TypeError('Readable side is already closed'); + } + var controller = transformStream._readableController; + try { + ReadableStreamDefaultControllerEnqueue(controller, chunk); + } catch (e) { + transformStream._readableClosed = true; + TransformStreamErrorIfNeeded(transformStream, e); + throw transformStream._storedError; + } + var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(controller); + var maybeBackpressure = desiredSize <= 0; + if (maybeBackpressure === true && transformStream._backpressure === false) { + TransformStreamSetBackpressure(transformStream, true); + } + } + function TransformStreamError(transformStream, e) { + if (transformStream._errored === true) { + throw new TypeError('TransformStream is already errored'); + } + TransformStreamErrorInternal(transformStream, e); + } + function TransformStreamCloseReadableInternal(transformStream) { + assert(transformStream._errored === false); + assert(transformStream._readableClosed === false); + try { + ReadableStreamDefaultControllerClose(transformStream._readableController); + } catch (e) { + assert(false); + } + transformStream._readableClosed = true; + } + function TransformStreamErrorIfNeeded(transformStream, e) { + if (transformStream._errored === false) { + TransformStreamErrorInternal(transformStream, e); + } + } + function TransformStreamErrorInternal(transformStream, e) { + assert(transformStream._errored === false); + transformStream._errored = true; + transformStream._storedError = e; + if (transformStream._writableDone === false) { + WritableStreamDefaultControllerError(transformStream._writableController, e); + } + if (transformStream._readableClosed === false) { + ReadableStreamDefaultControllerError(transformStream._readableController, e); + } + } + function TransformStreamReadableReadyPromise(transformStream) { + assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized'); + if (transformStream._backpressure === false) { + return Promise.resolve(); + } + assert(transformStream._backpressure === true, '_backpressure should have been initialized'); + return transformStream._backpressureChangePromise; + } + function TransformStreamSetBackpressure(transformStream, backpressure) { + assert(transformStream._backpressure !== backpressure, 'TransformStreamSetBackpressure() should be called only when backpressure is changed'); + if (transformStream._backpressureChangePromise !== undefined) { + transformStream._backpressureChangePromise_resolve(backpressure); + } + transformStream._backpressureChangePromise = new Promise(function (resolve) { + transformStream._backpressureChangePromise_resolve = resolve; + }); + transformStream._backpressureChangePromise.then(function (resolution) { + assert(resolution !== backpressure, '_backpressureChangePromise should be fulfilled only when backpressure is changed'); + }); + transformStream._backpressure = backpressure; + } + function TransformStreamDefaultTransform(chunk, transformStreamController) { + var transformStream = transformStreamController._controlledTransformStream; + TransformStreamEnqueueToReadable(transformStream, chunk); + return Promise.resolve(); + } + function TransformStreamTransform(transformStream, chunk) { + assert(transformStream._errored === false); + assert(transformStream._transforming === false); + assert(transformStream._backpressure === false); + transformStream._transforming = true; + var transformer = transformStream._transformer; + var controller = transformStream._transformStreamController; + var transformPromise = PromiseInvokeOrPerformFallback(transformer, 'transform', [chunk, controller], TransformStreamDefaultTransform, [chunk, controller]); + return transformPromise.then(function () { + transformStream._transforming = false; + return TransformStreamReadableReadyPromise(transformStream); + }, function (e) { + TransformStreamErrorIfNeeded(transformStream, e); + return Promise.reject(e); + }); + } + function IsTransformStreamDefaultController(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_controlledTransformStream')) { + return false; + } + return true; + } + function IsTransformStream(x) { + if (!typeIsObject(x)) { + return false; + } + if (!Object.prototype.hasOwnProperty.call(x, '_transformStreamController')) { + return false; + } + return true; + } + var TransformStreamSink = function () { + function TransformStreamSink(transformStream, startPromise) { + _classCallCheck(this, TransformStreamSink); + this._transformStream = transformStream; + this._startPromise = startPromise; + } + _createClass(TransformStreamSink, [{ + key: 'start', + value: function start(c) { + var transformStream = this._transformStream; + transformStream._writableController = c; + return this._startPromise.then(function () { + return TransformStreamReadableReadyPromise(transformStream); + }); + } + }, { + key: 'write', + value: function write(chunk) { + var transformStream = this._transformStream; + return TransformStreamTransform(transformStream, chunk); + } + }, { + key: 'abort', + value: function abort() { + var transformStream = this._transformStream; + transformStream._writableDone = true; + TransformStreamErrorInternal(transformStream, new TypeError('Writable side aborted')); + } + }, { + key: 'close', + value: function close() { + var transformStream = this._transformStream; + assert(transformStream._transforming === false); + transformStream._writableDone = true; + var flushPromise = PromiseInvokeOrNoop(transformStream._transformer, 'flush', [transformStream._transformStreamController]); + return flushPromise.then(function () { + if (transformStream._errored === true) { + return Promise.reject(transformStream._storedError); + } + if (transformStream._readableClosed === false) { + TransformStreamCloseReadableInternal(transformStream); + } + return Promise.resolve(); + }).catch(function (r) { + TransformStreamErrorIfNeeded(transformStream, r); + return Promise.reject(transformStream._storedError); + }); + } + }]); + return TransformStreamSink; + }(); + var TransformStreamSource = function () { + function TransformStreamSource(transformStream, startPromise) { + _classCallCheck(this, TransformStreamSource); + this._transformStream = transformStream; + this._startPromise = startPromise; + } + _createClass(TransformStreamSource, [{ + key: 'start', + value: function start(c) { + var transformStream = this._transformStream; + transformStream._readableController = c; + return this._startPromise.then(function () { + assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized'); + if (transformStream._backpressure === true) { + return Promise.resolve(); + } + assert(transformStream._backpressure === false, '_backpressure should have been initialized'); + return transformStream._backpressureChangePromise; + }); + } + }, { + key: 'pull', + value: function pull() { + var transformStream = this._transformStream; + assert(transformStream._backpressure === true, 'pull() should be never called while _backpressure is false'); + assert(transformStream._backpressureChangePromise !== undefined, '_backpressureChangePromise should have been initialized'); + TransformStreamSetBackpressure(transformStream, false); + return transformStream._backpressureChangePromise; + } + }, { + key: 'cancel', + value: function cancel() { + var transformStream = this._transformStream; + transformStream._readableClosed = true; + TransformStreamErrorInternal(transformStream, new TypeError('Readable side canceled')); + } + }]); + return TransformStreamSource; + }(); + var TransformStreamDefaultController = function () { + function TransformStreamDefaultController(transformStream) { + _classCallCheck(this, TransformStreamDefaultController); + if (IsTransformStream(transformStream) === false) { + throw new TypeError('TransformStreamDefaultController can only be ' + 'constructed with a TransformStream instance'); + } + if (transformStream._transformStreamController !== undefined) { + throw new TypeError('TransformStreamDefaultController instances can ' + 'only be created by the TransformStream constructor'); + } + this._controlledTransformStream = transformStream; + } + _createClass(TransformStreamDefaultController, [{ + key: 'enqueue', + value: function enqueue(chunk) { + if (IsTransformStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('enqueue'); + } + TransformStreamEnqueueToReadable(this._controlledTransformStream, chunk); + } + }, { + key: 'close', + value: function close() { + if (IsTransformStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('close'); + } + TransformStreamCloseReadable(this._controlledTransformStream); + } + }, { + key: 'error', + value: function error(reason) { + if (IsTransformStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('error'); + } + TransformStreamError(this._controlledTransformStream, reason); + } + }, { + key: 'desiredSize', + get: function get() { + if (IsTransformStreamDefaultController(this) === false) { + throw defaultControllerBrandCheckException('desiredSize'); + } + var transformStream = this._controlledTransformStream; + var readableController = transformStream._readableController; + return ReadableStreamDefaultControllerGetDesiredSize(readableController); + } + }]); + return TransformStreamDefaultController; + }(); + var TransformStream = function () { + function TransformStream() { + var transformer = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; + _classCallCheck(this, TransformStream); + this._transformer = transformer; + var readableStrategy = transformer.readableStrategy, + writableStrategy = transformer.writableStrategy; + this._transforming = false; + this._errored = false; + this._storedError = undefined; + this._writableController = undefined; + this._readableController = undefined; + this._transformStreamController = undefined; + this._writableDone = false; + this._readableClosed = false; + this._backpressure = undefined; + this._backpressureChangePromise = undefined; + this._backpressureChangePromise_resolve = undefined; + this._transformStreamController = new TransformStreamDefaultController(this); + var startPromise_resolve = void 0; + var startPromise = new Promise(function (resolve) { + startPromise_resolve = resolve; + }); + var source = new TransformStreamSource(this, startPromise); + this._readable = new ReadableStream(source, readableStrategy); + var sink = new TransformStreamSink(this, startPromise); + this._writable = new WritableStream(sink, writableStrategy); + assert(this._writableController !== undefined); + assert(this._readableController !== undefined); + var desiredSize = ReadableStreamDefaultControllerGetDesiredSize(this._readableController); + TransformStreamSetBackpressure(this, desiredSize <= 0); + var transformStream = this; + var startResult = InvokeOrNoop(transformer, 'start', [transformStream._transformStreamController]); + startPromise_resolve(startResult); + startPromise.catch(function (e) { + if (transformStream._errored === false) { + transformStream._errored = true; + transformStream._storedError = e; + } + }); + } + _createClass(TransformStream, [{ + key: 'readable', + get: function get() { + if (IsTransformStream(this) === false) { + throw streamBrandCheckException('readable'); + } + return this._readable; + } + }, { + key: 'writable', + get: function get() { + if (IsTransformStream(this) === false) { + throw streamBrandCheckException('writable'); + } + return this._writable; + } + }]); + return TransformStream; + }(); + module.exports = { TransformStream: TransformStream }; + function defaultControllerBrandCheckException(name) { + return new TypeError('TransformStreamDefaultController.prototype.' + name + ' can only be used on a TransformStreamDefaultController'); + } + function streamBrandCheckException(name) { + return new TypeError('TransformStream.prototype.' + name + ' can only be used on a TransformStream'); + } +}, function (module, exports, __w_pdfjs_require__) { + module.exports = __w_pdfjs_require__(5); +}])); + +/***/ }), +/* 11 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.CanvasGraphics = undefined; + +var _util = __w_pdfjs_require__(0); + +var _pattern_helper = __w_pdfjs_require__(13); + +var _webgl = __w_pdfjs_require__(7); + +var MIN_FONT_SIZE = 16; +var MAX_FONT_SIZE = 100; +var MAX_GROUP_SIZE = 4096; +var MIN_WIDTH_FACTOR = 0.65; +var COMPILE_TYPE3_GLYPHS = true; +var MAX_SIZE_TO_COMPILE = 1000; +var FULL_CHUNK_HEIGHT = 16; +var IsLittleEndianCached = { + get value() { + return (0, _util.shadow)(IsLittleEndianCached, 'value', (0, _util.isLittleEndian)()); + } +}; +function addContextCurrentTransform(ctx) { + if (!ctx.mozCurrentTransform) { + ctx._originalSave = ctx.save; + ctx._originalRestore = ctx.restore; + ctx._originalRotate = ctx.rotate; + ctx._originalScale = ctx.scale; + ctx._originalTranslate = ctx.translate; + ctx._originalTransform = ctx.transform; + ctx._originalSetTransform = ctx.setTransform; + ctx._transformMatrix = ctx._transformMatrix || [1, 0, 0, 1, 0, 0]; + ctx._transformStack = []; + Object.defineProperty(ctx, 'mozCurrentTransform', { + get: function getCurrentTransform() { + return this._transformMatrix; + } + }); + Object.defineProperty(ctx, 'mozCurrentTransformInverse', { + get: function getCurrentTransformInverse() { + var m = this._transformMatrix; + var a = m[0], + b = m[1], + c = m[2], + d = m[3], + e = m[4], + f = m[5]; + var ad_bc = a * d - b * c; + var bc_ad = b * c - a * d; + return [d / ad_bc, b / bc_ad, c / bc_ad, a / ad_bc, (d * e - c * f) / bc_ad, (b * e - a * f) / ad_bc]; + } + }); + ctx.save = function ctxSave() { + var old = this._transformMatrix; + this._transformStack.push(old); + this._transformMatrix = old.slice(0, 6); + this._originalSave(); + }; + ctx.restore = function ctxRestore() { + var prev = this._transformStack.pop(); + if (prev) { + this._transformMatrix = prev; + this._originalRestore(); + } + }; + ctx.translate = function ctxTranslate(x, y) { + var m = this._transformMatrix; + m[4] = m[0] * x + m[2] * y + m[4]; + m[5] = m[1] * x + m[3] * y + m[5]; + this._originalTranslate(x, y); + }; + ctx.scale = function ctxScale(x, y) { + var m = this._transformMatrix; + m[0] = m[0] * x; + m[1] = m[1] * x; + m[2] = m[2] * y; + m[3] = m[3] * y; + this._originalScale(x, y); + }; + ctx.transform = function ctxTransform(a, b, c, d, e, f) { + var m = this._transformMatrix; + this._transformMatrix = [m[0] * a + m[2] * b, m[1] * a + m[3] * b, m[0] * c + m[2] * d, m[1] * c + m[3] * d, m[0] * e + m[2] * f + m[4], m[1] * e + m[3] * f + m[5]]; + ctx._originalTransform(a, b, c, d, e, f); + }; + ctx.setTransform = function ctxSetTransform(a, b, c, d, e, f) { + this._transformMatrix = [a, b, c, d, e, f]; + ctx._originalSetTransform(a, b, c, d, e, f); + }; + ctx.rotate = function ctxRotate(angle) { + var cosValue = Math.cos(angle); + var sinValue = Math.sin(angle); + var m = this._transformMatrix; + this._transformMatrix = [m[0] * cosValue + m[2] * sinValue, m[1] * cosValue + m[3] * sinValue, m[0] * -sinValue + m[2] * cosValue, m[1] * -sinValue + m[3] * cosValue, m[4], m[5]]; + this._originalRotate(angle); + }; + } +} +var CachedCanvases = function CachedCanvasesClosure() { + function CachedCanvases(canvasFactory) { + this.canvasFactory = canvasFactory; + this.cache = Object.create(null); + } + CachedCanvases.prototype = { + getCanvas: function CachedCanvases_getCanvas(id, width, height, trackTransform) { + var canvasEntry; + if (this.cache[id] !== undefined) { + canvasEntry = this.cache[id]; + this.canvasFactory.reset(canvasEntry, width, height); + canvasEntry.context.setTransform(1, 0, 0, 1, 0, 0); + } else { + canvasEntry = this.canvasFactory.create(width, height); + this.cache[id] = canvasEntry; + } + if (trackTransform) { + addContextCurrentTransform(canvasEntry.context); + } + return canvasEntry; + }, + clear: function clear() { + for (var id in this.cache) { + var canvasEntry = this.cache[id]; + this.canvasFactory.destroy(canvasEntry); + delete this.cache[id]; + } + } + }; + return CachedCanvases; +}(); +function compileType3Glyph(imgData) { + var POINT_TO_PROCESS_LIMIT = 1000; + var width = imgData.width, + height = imgData.height; + var i, + j, + j0, + width1 = width + 1; + var points = new Uint8Array(width1 * (height + 1)); + var POINT_TYPES = new Uint8Array([0, 2, 4, 0, 1, 0, 5, 4, 8, 10, 0, 8, 0, 2, 1, 0]); + var lineSize = width + 7 & ~7, + data0 = imgData.data; + var data = new Uint8Array(lineSize * height), + pos = 0, + ii; + for (i = 0, ii = data0.length; i < ii; i++) { + var mask = 128, + elem = data0[i]; + while (mask > 0) { + data[pos++] = elem & mask ? 0 : 255; + mask >>= 1; + } + } + var count = 0; + pos = 0; + if (data[pos] !== 0) { + points[0] = 1; + ++count; + } + for (j = 1; j < width; j++) { + if (data[pos] !== data[pos + 1]) { + points[j] = data[pos] ? 2 : 1; + ++count; + } + pos++; + } + if (data[pos] !== 0) { + points[j] = 2; + ++count; + } + for (i = 1; i < height; i++) { + pos = i * lineSize; + j0 = i * width1; + if (data[pos - lineSize] !== data[pos]) { + points[j0] = data[pos] ? 1 : 8; + ++count; + } + var sum = (data[pos] ? 4 : 0) + (data[pos - lineSize] ? 8 : 0); + for (j = 1; j < width; j++) { + sum = (sum >> 2) + (data[pos + 1] ? 4 : 0) + (data[pos - lineSize + 1] ? 8 : 0); + if (POINT_TYPES[sum]) { + points[j0 + j] = POINT_TYPES[sum]; + ++count; + } + pos++; + } + if (data[pos - lineSize] !== data[pos]) { + points[j0 + j] = data[pos] ? 2 : 4; + ++count; + } + if (count > POINT_TO_PROCESS_LIMIT) { + return null; + } + } + pos = lineSize * (height - 1); + j0 = i * width1; + if (data[pos] !== 0) { + points[j0] = 8; + ++count; + } + for (j = 1; j < width; j++) { + if (data[pos] !== data[pos + 1]) { + points[j0 + j] = data[pos] ? 4 : 8; + ++count; + } + pos++; + } + if (data[pos] !== 0) { + points[j0 + j] = 4; + ++count; + } + if (count > POINT_TO_PROCESS_LIMIT) { + return null; + } + var steps = new Int32Array([0, width1, -1, 0, -width1, 0, 0, 0, 1]); + var outlines = []; + for (i = 0; count && i <= height; i++) { + var p = i * width1; + var end = p + width; + while (p < end && !points[p]) { + p++; + } + if (p === end) { + continue; + } + var coords = [p % width1, i]; + var type = points[p], + p0 = p, + pp; + do { + var step = steps[type]; + do { + p += step; + } while (!points[p]); + pp = points[p]; + if (pp !== 5 && pp !== 10) { + type = pp; + points[p] = 0; + } else { + type = pp & 0x33 * type >> 4; + points[p] &= type >> 2 | type << 2; + } + coords.push(p % width1); + coords.push(p / width1 | 0); + --count; + } while (p0 !== p); + outlines.push(coords); + --i; + } + var drawOutline = function drawOutline(c) { + c.save(); + c.scale(1 / width, -1 / height); + c.translate(0, -height); + c.beginPath(); + for (var i = 0, ii = outlines.length; i < ii; i++) { + var o = outlines[i]; + c.moveTo(o[0], o[1]); + for (var j = 2, jj = o.length; j < jj; j += 2) { + c.lineTo(o[j], o[j + 1]); + } + } + c.fill(); + c.beginPath(); + c.restore(); + }; + return drawOutline; +} +var CanvasExtraState = function CanvasExtraStateClosure() { + function CanvasExtraState() { + this.alphaIsShape = false; + this.fontSize = 0; + this.fontSizeScale = 1; + this.textMatrix = _util.IDENTITY_MATRIX; + this.textMatrixScale = 1; + this.fontMatrix = _util.FONT_IDENTITY_MATRIX; + this.leading = 0; + this.x = 0; + this.y = 0; + this.lineX = 0; + this.lineY = 0; + this.charSpacing = 0; + this.wordSpacing = 0; + this.textHScale = 1; + this.textRenderingMode = _util.TextRenderingMode.FILL; + this.textRise = 0; + this.fillColor = '#000000'; + this.strokeColor = '#000000'; + this.patternFill = false; + this.fillAlpha = 1; + this.strokeAlpha = 1; + this.lineWidth = 1; + this.activeSMask = null; + this.resumeSMaskCtx = null; + } + CanvasExtraState.prototype = { + clone: function CanvasExtraState_clone() { + return Object.create(this); + }, + setCurrentPoint: function CanvasExtraState_setCurrentPoint(x, y) { + this.x = x; + this.y = y; + } + }; + return CanvasExtraState; +}(); +var CanvasGraphics = function CanvasGraphicsClosure() { + var EXECUTION_TIME = 15; + var EXECUTION_STEPS = 10; + function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, imageLayer) { + this.ctx = canvasCtx; + this.current = new CanvasExtraState(); + this.stateStack = []; + this.pendingClip = null; + this.pendingEOFill = false; + this.res = null; + this.xobjs = null; + this.commonObjs = commonObjs; + this.objs = objs; + this.canvasFactory = canvasFactory; + this.imageLayer = imageLayer; + this.groupStack = []; + this.processingType3 = null; + this.baseTransform = null; + this.baseTransformStack = []; + this.groupLevel = 0; + this.smaskStack = []; + this.smaskCounter = 0; + this.tempSMask = null; + this.cachedCanvases = new CachedCanvases(this.canvasFactory); + if (canvasCtx) { + addContextCurrentTransform(canvasCtx); + } + this.cachedGetSinglePixelWidth = null; + } + function putBinaryImageData(ctx, imgData) { + if (typeof ImageData !== 'undefined' && imgData instanceof ImageData) { + ctx.putImageData(imgData, 0, 0); + return; + } + var height = imgData.height, + width = imgData.width; + var partialChunkHeight = height % FULL_CHUNK_HEIGHT; + var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT; + var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1; + var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT); + var srcPos = 0, + destPos; + var src = imgData.data; + var dest = chunkImgData.data; + var i, j, thisChunkHeight, elemsInThisChunk; + if (imgData.kind === _util.ImageKind.GRAYSCALE_1BPP) { + var srcLength = src.byteLength; + var dest32 = new Uint32Array(dest.buffer, 0, dest.byteLength >> 2); + var dest32DataLength = dest32.length; + var fullSrcDiff = width + 7 >> 3; + var white = 0xFFFFFFFF; + var black = IsLittleEndianCached.value ? 0xFF000000 : 0x000000FF; + for (i = 0; i < totalChunks; i++) { + thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight; + destPos = 0; + for (j = 0; j < thisChunkHeight; j++) { + var srcDiff = srcLength - srcPos; + var k = 0; + var kEnd = srcDiff > fullSrcDiff ? width : srcDiff * 8 - 7; + var kEndUnrolled = kEnd & ~7; + var mask = 0; + var srcByte = 0; + for (; k < kEndUnrolled; k += 8) { + srcByte = src[srcPos++]; + dest32[destPos++] = srcByte & 128 ? white : black; + dest32[destPos++] = srcByte & 64 ? white : black; + dest32[destPos++] = srcByte & 32 ? white : black; + dest32[destPos++] = srcByte & 16 ? white : black; + dest32[destPos++] = srcByte & 8 ? white : black; + dest32[destPos++] = srcByte & 4 ? white : black; + dest32[destPos++] = srcByte & 2 ? white : black; + dest32[destPos++] = srcByte & 1 ? white : black; + } + for (; k < kEnd; k++) { + if (mask === 0) { + srcByte = src[srcPos++]; + mask = 128; + } + dest32[destPos++] = srcByte & mask ? white : black; + mask >>= 1; + } + } + while (destPos < dest32DataLength) { + dest32[destPos++] = 0; + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } else if (imgData.kind === _util.ImageKind.RGBA_32BPP) { + j = 0; + elemsInThisChunk = width * FULL_CHUNK_HEIGHT * 4; + for (i = 0; i < fullChunks; i++) { + dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk)); + srcPos += elemsInThisChunk; + ctx.putImageData(chunkImgData, 0, j); + j += FULL_CHUNK_HEIGHT; + } + if (i < totalChunks) { + elemsInThisChunk = width * partialChunkHeight * 4; + dest.set(src.subarray(srcPos, srcPos + elemsInThisChunk)); + ctx.putImageData(chunkImgData, 0, j); + } + } else if (imgData.kind === _util.ImageKind.RGB_24BPP) { + thisChunkHeight = FULL_CHUNK_HEIGHT; + elemsInThisChunk = width * thisChunkHeight; + for (i = 0; i < totalChunks; i++) { + if (i >= fullChunks) { + thisChunkHeight = partialChunkHeight; + elemsInThisChunk = width * thisChunkHeight; + } + destPos = 0; + for (j = elemsInThisChunk; j--;) { + dest[destPos++] = src[srcPos++]; + dest[destPos++] = src[srcPos++]; + dest[destPos++] = src[srcPos++]; + dest[destPos++] = 255; + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } else { + throw new Error('bad image kind: ' + imgData.kind); + } + } + function putBinaryImageMask(ctx, imgData) { + var height = imgData.height, + width = imgData.width; + var partialChunkHeight = height % FULL_CHUNK_HEIGHT; + var fullChunks = (height - partialChunkHeight) / FULL_CHUNK_HEIGHT; + var totalChunks = partialChunkHeight === 0 ? fullChunks : fullChunks + 1; + var chunkImgData = ctx.createImageData(width, FULL_CHUNK_HEIGHT); + var srcPos = 0; + var src = imgData.data; + var dest = chunkImgData.data; + for (var i = 0; i < totalChunks; i++) { + var thisChunkHeight = i < fullChunks ? FULL_CHUNK_HEIGHT : partialChunkHeight; + var destPos = 3; + for (var j = 0; j < thisChunkHeight; j++) { + var mask = 0; + for (var k = 0; k < width; k++) { + if (!mask) { + var elem = src[srcPos++]; + mask = 128; + } + dest[destPos] = elem & mask ? 0 : 255; + destPos += 4; + mask >>= 1; + } + } + ctx.putImageData(chunkImgData, 0, i * FULL_CHUNK_HEIGHT); + } + } + function copyCtxState(sourceCtx, destCtx) { + var properties = ['strokeStyle', 'fillStyle', 'fillRule', 'globalAlpha', 'lineWidth', 'lineCap', 'lineJoin', 'miterLimit', 'globalCompositeOperation', 'font']; + for (var i = 0, ii = properties.length; i < ii; i++) { + var property = properties[i]; + if (sourceCtx[property] !== undefined) { + destCtx[property] = sourceCtx[property]; + } + } + if (sourceCtx.setLineDash !== undefined) { + destCtx.setLineDash(sourceCtx.getLineDash()); + destCtx.lineDashOffset = sourceCtx.lineDashOffset; + } + } + function resetCtxToDefault(ctx) { + ctx.strokeStyle = '#000000'; + ctx.fillStyle = '#000000'; + ctx.fillRule = 'nonzero'; + ctx.globalAlpha = 1; + ctx.lineWidth = 1; + ctx.lineCap = 'butt'; + ctx.lineJoin = 'miter'; + ctx.miterLimit = 10; + ctx.globalCompositeOperation = 'source-over'; + ctx.font = '10px sans-serif'; + if (ctx.setLineDash !== undefined) { + ctx.setLineDash([]); + ctx.lineDashOffset = 0; + } + } + function composeSMaskBackdrop(bytes, r0, g0, b0) { + var length = bytes.length; + for (var i = 3; i < length; i += 4) { + var alpha = bytes[i]; + if (alpha === 0) { + bytes[i - 3] = r0; + bytes[i - 2] = g0; + bytes[i - 1] = b0; + } else if (alpha < 255) { + var alpha_ = 255 - alpha; + bytes[i - 3] = bytes[i - 3] * alpha + r0 * alpha_ >> 8; + bytes[i - 2] = bytes[i - 2] * alpha + g0 * alpha_ >> 8; + bytes[i - 1] = bytes[i - 1] * alpha + b0 * alpha_ >> 8; + } + } + } + function composeSMaskAlpha(maskData, layerData, transferMap) { + var length = maskData.length; + var scale = 1 / 255; + for (var i = 3; i < length; i += 4) { + var alpha = transferMap ? transferMap[maskData[i]] : maskData[i]; + layerData[i] = layerData[i] * alpha * scale | 0; + } + } + function composeSMaskLuminosity(maskData, layerData, transferMap) { + var length = maskData.length; + for (var i = 3; i < length; i += 4) { + var y = maskData[i - 3] * 77 + maskData[i - 2] * 152 + maskData[i - 1] * 28; + layerData[i] = transferMap ? layerData[i] * transferMap[y >> 8] >> 8 : layerData[i] * y >> 16; + } + } + function genericComposeSMask(maskCtx, layerCtx, width, height, subtype, backdrop, transferMap) { + var hasBackdrop = !!backdrop; + var r0 = hasBackdrop ? backdrop[0] : 0; + var g0 = hasBackdrop ? backdrop[1] : 0; + var b0 = hasBackdrop ? backdrop[2] : 0; + var composeFn; + if (subtype === 'Luminosity') { + composeFn = composeSMaskLuminosity; + } else { + composeFn = composeSMaskAlpha; + } + var PIXELS_TO_PROCESS = 1048576; + var chunkSize = Math.min(height, Math.ceil(PIXELS_TO_PROCESS / width)); + for (var row = 0; row < height; row += chunkSize) { + var chunkHeight = Math.min(chunkSize, height - row); + var maskData = maskCtx.getImageData(0, row, width, chunkHeight); + var layerData = layerCtx.getImageData(0, row, width, chunkHeight); + if (hasBackdrop) { + composeSMaskBackdrop(maskData.data, r0, g0, b0); + } + composeFn(maskData.data, layerData.data, transferMap); + maskCtx.putImageData(layerData, 0, row); + } + } + function composeSMask(ctx, smask, layerCtx) { + var mask = smask.canvas; + var maskCtx = smask.context; + ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY); + var backdrop = smask.backdrop || null; + if (!smask.transferMap && _webgl.WebGLUtils.isEnabled) { + var composed = _webgl.WebGLUtils.composeSMask(layerCtx.canvas, mask, { + subtype: smask.subtype, + backdrop: backdrop + }); + ctx.setTransform(1, 0, 0, 1, 0, 0); + ctx.drawImage(composed, smask.offsetX, smask.offsetY); + return; + } + genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height, smask.subtype, backdrop, smask.transferMap); + ctx.drawImage(mask, 0, 0); + } + var LINE_CAP_STYLES = ['butt', 'round', 'square']; + var LINE_JOIN_STYLES = ['miter', 'round', 'bevel']; + var NORMAL_CLIP = {}; + var EO_CLIP = {}; + CanvasGraphics.prototype = { + beginDrawing: function beginDrawing(_ref) { + var transform = _ref.transform, + viewport = _ref.viewport, + transparency = _ref.transparency, + _ref$background = _ref.background, + background = _ref$background === undefined ? null : _ref$background; + + var width = this.ctx.canvas.width; + var height = this.ctx.canvas.height; + this.ctx.save(); + this.ctx.fillStyle = background || 'rgb(255, 255, 255)'; + this.ctx.fillRect(0, 0, width, height); + this.ctx.restore(); + if (transparency) { + var transparentCanvas = this.cachedCanvases.getCanvas('transparent', width, height, true); + this.compositeCtx = this.ctx; + this.transparentCanvas = transparentCanvas.canvas; + this.ctx = transparentCanvas.context; + this.ctx.save(); + this.ctx.transform.apply(this.ctx, this.compositeCtx.mozCurrentTransform); + } + this.ctx.save(); + resetCtxToDefault(this.ctx); + if (transform) { + this.ctx.transform.apply(this.ctx, transform); + } + this.ctx.transform.apply(this.ctx, viewport.transform); + this.baseTransform = this.ctx.mozCurrentTransform.slice(); + if (this.imageLayer) { + this.imageLayer.beginLayout(); + } + }, + + executeOperatorList: function CanvasGraphics_executeOperatorList(operatorList, executionStartIdx, continueCallback, stepper) { + var argsArray = operatorList.argsArray; + var fnArray = operatorList.fnArray; + var i = executionStartIdx || 0; + var argsArrayLen = argsArray.length; + if (argsArrayLen === i) { + return i; + } + var chunkOperations = argsArrayLen - i > EXECUTION_STEPS && typeof continueCallback === 'function'; + var endTime = chunkOperations ? Date.now() + EXECUTION_TIME : 0; + var steps = 0; + var commonObjs = this.commonObjs; + var objs = this.objs; + var fnId; + while (true) { + if (stepper !== undefined && i === stepper.nextBreakPoint) { + stepper.breakIt(i, continueCallback); + return i; + } + fnId = fnArray[i]; + if (fnId !== _util.OPS.dependency) { + this[fnId].apply(this, argsArray[i]); + } else { + var deps = argsArray[i]; + for (var n = 0, nn = deps.length; n < nn; n++) { + var depObjId = deps[n]; + var common = depObjId[0] === 'g' && depObjId[1] === '_'; + var objsPool = common ? commonObjs : objs; + if (!objsPool.isResolved(depObjId)) { + objsPool.get(depObjId, continueCallback); + return i; + } + } + } + i++; + if (i === argsArrayLen) { + return i; + } + if (chunkOperations && ++steps > EXECUTION_STEPS) { + if (Date.now() > endTime) { + continueCallback(); + return i; + } + steps = 0; + } + } + }, + endDrawing: function CanvasGraphics_endDrawing() { + if (this.current.activeSMask !== null) { + this.endSMaskGroup(); + } + this.ctx.restore(); + if (this.transparentCanvas) { + this.ctx = this.compositeCtx; + this.ctx.save(); + this.ctx.setTransform(1, 0, 0, 1, 0, 0); + this.ctx.drawImage(this.transparentCanvas, 0, 0); + this.ctx.restore(); + this.transparentCanvas = null; + } + this.cachedCanvases.clear(); + _webgl.WebGLUtils.clear(); + if (this.imageLayer) { + this.imageLayer.endLayout(); + } + }, + setLineWidth: function CanvasGraphics_setLineWidth(width) { + this.current.lineWidth = width; + this.ctx.lineWidth = width; + }, + setLineCap: function CanvasGraphics_setLineCap(style) { + this.ctx.lineCap = LINE_CAP_STYLES[style]; + }, + setLineJoin: function CanvasGraphics_setLineJoin(style) { + this.ctx.lineJoin = LINE_JOIN_STYLES[style]; + }, + setMiterLimit: function CanvasGraphics_setMiterLimit(limit) { + this.ctx.miterLimit = limit; + }, + setDash: function CanvasGraphics_setDash(dashArray, dashPhase) { + var ctx = this.ctx; + if (ctx.setLineDash !== undefined) { + ctx.setLineDash(dashArray); + ctx.lineDashOffset = dashPhase; + } + }, + setRenderingIntent: function CanvasGraphics_setRenderingIntent(intent) {}, + setFlatness: function CanvasGraphics_setFlatness(flatness) {}, + setGState: function CanvasGraphics_setGState(states) { + for (var i = 0, ii = states.length; i < ii; i++) { + var state = states[i]; + var key = state[0]; + var value = state[1]; + switch (key) { + case 'LW': + this.setLineWidth(value); + break; + case 'LC': + this.setLineCap(value); + break; + case 'LJ': + this.setLineJoin(value); + break; + case 'ML': + this.setMiterLimit(value); + break; + case 'D': + this.setDash(value[0], value[1]); + break; + case 'RI': + this.setRenderingIntent(value); + break; + case 'FL': + this.setFlatness(value); + break; + case 'Font': + this.setFont(value[0], value[1]); + break; + case 'CA': + this.current.strokeAlpha = state[1]; + break; + case 'ca': + this.current.fillAlpha = state[1]; + this.ctx.globalAlpha = state[1]; + break; + case 'BM': + this.ctx.globalCompositeOperation = value; + break; + case 'SMask': + if (this.current.activeSMask) { + if (this.stateStack.length > 0 && this.stateStack[this.stateStack.length - 1].activeSMask === this.current.activeSMask) { + this.suspendSMaskGroup(); + } else { + this.endSMaskGroup(); + } + } + this.current.activeSMask = value ? this.tempSMask : null; + if (this.current.activeSMask) { + this.beginSMaskGroup(); + } + this.tempSMask = null; + break; + } + } + }, + beginSMaskGroup: function CanvasGraphics_beginSMaskGroup() { + var activeSMask = this.current.activeSMask; + var drawnWidth = activeSMask.canvas.width; + var drawnHeight = activeSMask.canvas.height; + var cacheId = 'smaskGroupAt' + this.groupLevel; + var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true); + var currentCtx = this.ctx; + var currentTransform = currentCtx.mozCurrentTransform; + this.ctx.save(); + var groupCtx = scratchCanvas.context; + groupCtx.scale(1 / activeSMask.scaleX, 1 / activeSMask.scaleY); + groupCtx.translate(-activeSMask.offsetX, -activeSMask.offsetY); + groupCtx.transform.apply(groupCtx, currentTransform); + activeSMask.startTransformInverse = groupCtx.mozCurrentTransformInverse; + copyCtxState(currentCtx, groupCtx); + this.ctx = groupCtx; + this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]); + this.groupStack.push(currentCtx); + this.groupLevel++; + }, + suspendSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.ctx; + this.groupLevel--; + this.ctx = this.groupStack.pop(); + composeSMask(this.ctx, this.current.activeSMask, groupCtx); + this.ctx.restore(); + this.ctx.save(); + copyCtxState(groupCtx, this.ctx); + this.current.resumeSMaskCtx = groupCtx; + var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform); + this.ctx.transform.apply(this.ctx, deltaTransform); + groupCtx.save(); + groupCtx.setTransform(1, 0, 0, 1, 0, 0); + groupCtx.clearRect(0, 0, groupCtx.canvas.width, groupCtx.canvas.height); + groupCtx.restore(); + }, + resumeSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.current.resumeSMaskCtx; + var currentCtx = this.ctx; + this.ctx = groupCtx; + this.groupStack.push(currentCtx); + this.groupLevel++; + }, + endSMaskGroup: function CanvasGraphics_endSMaskGroup() { + var groupCtx = this.ctx; + this.groupLevel--; + this.ctx = this.groupStack.pop(); + composeSMask(this.ctx, this.current.activeSMask, groupCtx); + this.ctx.restore(); + copyCtxState(groupCtx, this.ctx); + var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform); + this.ctx.transform.apply(this.ctx, deltaTransform); + }, + save: function CanvasGraphics_save() { + this.ctx.save(); + var old = this.current; + this.stateStack.push(old); + this.current = old.clone(); + this.current.resumeSMaskCtx = null; + }, + restore: function CanvasGraphics_restore() { + if (this.current.resumeSMaskCtx) { + this.resumeSMaskGroup(); + } + if (this.current.activeSMask !== null && (this.stateStack.length === 0 || this.stateStack[this.stateStack.length - 1].activeSMask !== this.current.activeSMask)) { + this.endSMaskGroup(); + } + if (this.stateStack.length !== 0) { + this.current = this.stateStack.pop(); + this.ctx.restore(); + this.pendingClip = null; + this.cachedGetSinglePixelWidth = null; + } + }, + transform: function CanvasGraphics_transform(a, b, c, d, e, f) { + this.ctx.transform(a, b, c, d, e, f); + this.cachedGetSinglePixelWidth = null; + }, + constructPath: function CanvasGraphics_constructPath(ops, args) { + var ctx = this.ctx; + var current = this.current; + var x = current.x, + y = current.y; + for (var i = 0, j = 0, ii = ops.length; i < ii; i++) { + switch (ops[i] | 0) { + case _util.OPS.rectangle: + x = args[j++]; + y = args[j++]; + var width = args[j++]; + var height = args[j++]; + if (width === 0) { + width = this.getSinglePixelWidth(); + } + if (height === 0) { + height = this.getSinglePixelWidth(); + } + var xw = x + width; + var yh = y + height; + this.ctx.moveTo(x, y); + this.ctx.lineTo(xw, y); + this.ctx.lineTo(xw, yh); + this.ctx.lineTo(x, yh); + this.ctx.lineTo(x, y); + this.ctx.closePath(); + break; + case _util.OPS.moveTo: + x = args[j++]; + y = args[j++]; + ctx.moveTo(x, y); + break; + case _util.OPS.lineTo: + x = args[j++]; + y = args[j++]; + ctx.lineTo(x, y); + break; + case _util.OPS.curveTo: + x = args[j + 4]; + y = args[j + 5]; + ctx.bezierCurveTo(args[j], args[j + 1], args[j + 2], args[j + 3], x, y); + j += 6; + break; + case _util.OPS.curveTo2: + ctx.bezierCurveTo(x, y, args[j], args[j + 1], args[j + 2], args[j + 3]); + x = args[j + 2]; + y = args[j + 3]; + j += 4; + break; + case _util.OPS.curveTo3: + x = args[j + 2]; + y = args[j + 3]; + ctx.bezierCurveTo(args[j], args[j + 1], x, y, x, y); + j += 4; + break; + case _util.OPS.closePath: + ctx.closePath(); + break; + } + } + current.setCurrentPoint(x, y); + }, + closePath: function CanvasGraphics_closePath() { + this.ctx.closePath(); + }, + stroke: function CanvasGraphics_stroke(consumePath) { + consumePath = typeof consumePath !== 'undefined' ? consumePath : true; + var ctx = this.ctx; + var strokeColor = this.current.strokeColor; + ctx.lineWidth = Math.max(this.getSinglePixelWidth() * MIN_WIDTH_FACTOR, this.current.lineWidth); + ctx.globalAlpha = this.current.strokeAlpha; + if (strokeColor && strokeColor.hasOwnProperty('type') && strokeColor.type === 'Pattern') { + ctx.save(); + ctx.strokeStyle = strokeColor.getPattern(ctx, this); + ctx.stroke(); + ctx.restore(); + } else { + ctx.stroke(); + } + if (consumePath) { + this.consumePath(); + } + ctx.globalAlpha = this.current.fillAlpha; + }, + closeStroke: function CanvasGraphics_closeStroke() { + this.closePath(); + this.stroke(); + }, + fill: function CanvasGraphics_fill(consumePath) { + consumePath = typeof consumePath !== 'undefined' ? consumePath : true; + var ctx = this.ctx; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var needRestore = false; + if (isPatternFill) { + ctx.save(); + if (this.baseTransform) { + ctx.setTransform.apply(ctx, this.baseTransform); + } + ctx.fillStyle = fillColor.getPattern(ctx, this); + needRestore = true; + } + if (this.pendingEOFill) { + ctx.fill('evenodd'); + this.pendingEOFill = false; + } else { + ctx.fill(); + } + if (needRestore) { + ctx.restore(); + } + if (consumePath) { + this.consumePath(); + } + }, + eoFill: function CanvasGraphics_eoFill() { + this.pendingEOFill = true; + this.fill(); + }, + fillStroke: function CanvasGraphics_fillStroke() { + this.fill(false); + this.stroke(false); + this.consumePath(); + }, + eoFillStroke: function CanvasGraphics_eoFillStroke() { + this.pendingEOFill = true; + this.fillStroke(); + }, + closeFillStroke: function CanvasGraphics_closeFillStroke() { + this.closePath(); + this.fillStroke(); + }, + closeEOFillStroke: function CanvasGraphics_closeEOFillStroke() { + this.pendingEOFill = true; + this.closePath(); + this.fillStroke(); + }, + endPath: function CanvasGraphics_endPath() { + this.consumePath(); + }, + clip: function CanvasGraphics_clip() { + this.pendingClip = NORMAL_CLIP; + }, + eoClip: function CanvasGraphics_eoClip() { + this.pendingClip = EO_CLIP; + }, + beginText: function CanvasGraphics_beginText() { + this.current.textMatrix = _util.IDENTITY_MATRIX; + this.current.textMatrixScale = 1; + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + }, + endText: function CanvasGraphics_endText() { + var paths = this.pendingTextPaths; + var ctx = this.ctx; + if (paths === undefined) { + ctx.beginPath(); + return; + } + ctx.save(); + ctx.beginPath(); + for (var i = 0; i < paths.length; i++) { + var path = paths[i]; + ctx.setTransform.apply(ctx, path.transform); + ctx.translate(path.x, path.y); + path.addToPath(ctx, path.fontSize); + } + ctx.restore(); + ctx.clip(); + ctx.beginPath(); + delete this.pendingTextPaths; + }, + setCharSpacing: function CanvasGraphics_setCharSpacing(spacing) { + this.current.charSpacing = spacing; + }, + setWordSpacing: function CanvasGraphics_setWordSpacing(spacing) { + this.current.wordSpacing = spacing; + }, + setHScale: function CanvasGraphics_setHScale(scale) { + this.current.textHScale = scale / 100; + }, + setLeading: function CanvasGraphics_setLeading(leading) { + this.current.leading = -leading; + }, + setFont: function CanvasGraphics_setFont(fontRefName, size) { + var fontObj = this.commonObjs.get(fontRefName); + var current = this.current; + if (!fontObj) { + throw new Error('Can\'t find font for ' + fontRefName); + } + current.fontMatrix = fontObj.fontMatrix ? fontObj.fontMatrix : _util.FONT_IDENTITY_MATRIX; + if (current.fontMatrix[0] === 0 || current.fontMatrix[3] === 0) { + (0, _util.warn)('Invalid font matrix for font ' + fontRefName); + } + if (size < 0) { + size = -size; + current.fontDirection = -1; + } else { + current.fontDirection = 1; + } + this.current.font = fontObj; + this.current.fontSize = size; + if (fontObj.isType3Font) { + return; + } + var name = fontObj.loadedName || 'sans-serif'; + var bold = fontObj.black ? '900' : fontObj.bold ? 'bold' : 'normal'; + var italic = fontObj.italic ? 'italic' : 'normal'; + var typeface = '"' + name + '", ' + fontObj.fallbackName; + var browserFontSize = size < MIN_FONT_SIZE ? MIN_FONT_SIZE : size > MAX_FONT_SIZE ? MAX_FONT_SIZE : size; + this.current.fontSizeScale = size / browserFontSize; + var rule = italic + ' ' + bold + ' ' + browserFontSize + 'px ' + typeface; + this.ctx.font = rule; + }, + setTextRenderingMode: function CanvasGraphics_setTextRenderingMode(mode) { + this.current.textRenderingMode = mode; + }, + setTextRise: function CanvasGraphics_setTextRise(rise) { + this.current.textRise = rise; + }, + moveText: function CanvasGraphics_moveText(x, y) { + this.current.x = this.current.lineX += x; + this.current.y = this.current.lineY += y; + }, + setLeadingMoveText: function CanvasGraphics_setLeadingMoveText(x, y) { + this.setLeading(-y); + this.moveText(x, y); + }, + setTextMatrix: function CanvasGraphics_setTextMatrix(a, b, c, d, e, f) { + this.current.textMatrix = [a, b, c, d, e, f]; + this.current.textMatrixScale = Math.sqrt(a * a + b * b); + this.current.x = this.current.lineX = 0; + this.current.y = this.current.lineY = 0; + }, + nextLine: function CanvasGraphics_nextLine() { + this.moveText(0, this.current.leading); + }, + paintChar: function CanvasGraphics_paintChar(character, x, y) { + var ctx = this.ctx; + var current = this.current; + var font = current.font; + var textRenderingMode = current.textRenderingMode; + var fontSize = current.fontSize / current.fontSizeScale; + var fillStrokeMode = textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK; + var isAddToPathSet = !!(textRenderingMode & _util.TextRenderingMode.ADD_TO_PATH_FLAG); + var addToPath; + if (font.disableFontFace || isAddToPathSet) { + addToPath = font.getPathGenerator(this.commonObjs, character); + } + if (font.disableFontFace) { + ctx.save(); + ctx.translate(x, y); + ctx.beginPath(); + addToPath(ctx, fontSize); + if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) { + ctx.fill(); + } + if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) { + ctx.stroke(); + } + ctx.restore(); + } else { + if (fillStrokeMode === _util.TextRenderingMode.FILL || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) { + ctx.fillText(character, x, y); + } + if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) { + ctx.strokeText(character, x, y); + } + } + if (isAddToPathSet) { + var paths = this.pendingTextPaths || (this.pendingTextPaths = []); + paths.push({ + transform: ctx.mozCurrentTransform, + x: x, + y: y, + fontSize: fontSize, + addToPath: addToPath + }); + } + }, + get isFontSubpixelAAEnabled() { + var ctx = this.canvasFactory.create(10, 10).context; + ctx.scale(1.5, 1); + ctx.fillText('I', 0, 10); + var data = ctx.getImageData(0, 0, 10, 10).data; + var enabled = false; + for (var i = 3; i < data.length; i += 4) { + if (data[i] > 0 && data[i] < 255) { + enabled = true; + break; + } + } + return (0, _util.shadow)(this, 'isFontSubpixelAAEnabled', enabled); + }, + showText: function CanvasGraphics_showText(glyphs) { + var current = this.current; + var font = current.font; + if (font.isType3Font) { + return this.showType3Text(glyphs); + } + var fontSize = current.fontSize; + if (fontSize === 0) { + return; + } + var ctx = this.ctx; + var fontSizeScale = current.fontSizeScale; + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var fontDirection = current.fontDirection; + var textHScale = current.textHScale * fontDirection; + var glyphsLength = glyphs.length; + var vertical = font.vertical; + var spacingDir = vertical ? 1 : -1; + var defaultVMetrics = font.defaultVMetrics; + var widthAdvanceScale = fontSize * current.fontMatrix[0]; + var simpleFillText = current.textRenderingMode === _util.TextRenderingMode.FILL && !font.disableFontFace; + ctx.save(); + ctx.transform.apply(ctx, current.textMatrix); + ctx.translate(current.x, current.y + current.textRise); + if (current.patternFill) { + ctx.fillStyle = current.fillColor.getPattern(ctx, this); + } + if (fontDirection > 0) { + ctx.scale(textHScale, -1); + } else { + ctx.scale(textHScale, 1); + } + var lineWidth = current.lineWidth; + var scale = current.textMatrixScale; + if (scale === 0 || lineWidth === 0) { + var fillStrokeMode = current.textRenderingMode & _util.TextRenderingMode.FILL_STROKE_MASK; + if (fillStrokeMode === _util.TextRenderingMode.STROKE || fillStrokeMode === _util.TextRenderingMode.FILL_STROKE) { + this.cachedGetSinglePixelWidth = null; + lineWidth = this.getSinglePixelWidth() * MIN_WIDTH_FACTOR; + } + } else { + lineWidth /= scale; + } + if (fontSizeScale !== 1.0) { + ctx.scale(fontSizeScale, fontSizeScale); + lineWidth /= fontSizeScale; + } + ctx.lineWidth = lineWidth; + var x = 0, + i; + for (i = 0; i < glyphsLength; ++i) { + var glyph = glyphs[i]; + if ((0, _util.isNum)(glyph)) { + x += spacingDir * glyph * fontSize / 1000; + continue; + } + var restoreNeeded = false; + var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing; + var character = glyph.fontChar; + var accent = glyph.accent; + var scaledX, scaledY, scaledAccentX, scaledAccentY; + var width = glyph.width; + if (vertical) { + var vmetric, vx, vy; + vmetric = glyph.vmetric || defaultVMetrics; + vx = glyph.vmetric ? vmetric[1] : width * 0.5; + vx = -vx * widthAdvanceScale; + vy = vmetric[2] * widthAdvanceScale; + width = vmetric ? -vmetric[0] : width; + scaledX = vx / fontSizeScale; + scaledY = (x + vy) / fontSizeScale; + } else { + scaledX = x / fontSizeScale; + scaledY = 0; + } + if (font.remeasure && width > 0) { + var measuredWidth = ctx.measureText(character).width * 1000 / fontSize * fontSizeScale; + if (width < measuredWidth && this.isFontSubpixelAAEnabled) { + var characterScaleX = width / measuredWidth; + restoreNeeded = true; + ctx.save(); + ctx.scale(characterScaleX, 1); + scaledX /= characterScaleX; + } else if (width !== measuredWidth) { + scaledX += (width - measuredWidth) / 2000 * fontSize / fontSizeScale; + } + } + if (glyph.isInFont || font.missingFile) { + if (simpleFillText && !accent) { + ctx.fillText(character, scaledX, scaledY); + } else { + this.paintChar(character, scaledX, scaledY); + if (accent) { + scaledAccentX = scaledX + accent.offset.x / fontSizeScale; + scaledAccentY = scaledY - accent.offset.y / fontSizeScale; + this.paintChar(accent.fontChar, scaledAccentX, scaledAccentY); + } + } + } + var charWidth = width * widthAdvanceScale + spacing * fontDirection; + x += charWidth; + if (restoreNeeded) { + ctx.restore(); + } + } + if (vertical) { + current.y -= x * textHScale; + } else { + current.x += x * textHScale; + } + ctx.restore(); + }, + showType3Text: function CanvasGraphics_showType3Text(glyphs) { + var ctx = this.ctx; + var current = this.current; + var font = current.font; + var fontSize = current.fontSize; + var fontDirection = current.fontDirection; + var spacingDir = font.vertical ? 1 : -1; + var charSpacing = current.charSpacing; + var wordSpacing = current.wordSpacing; + var textHScale = current.textHScale * fontDirection; + var fontMatrix = current.fontMatrix || _util.FONT_IDENTITY_MATRIX; + var glyphsLength = glyphs.length; + var isTextInvisible = current.textRenderingMode === _util.TextRenderingMode.INVISIBLE; + var i, glyph, width, spacingLength; + if (isTextInvisible || fontSize === 0) { + return; + } + this.cachedGetSinglePixelWidth = null; + ctx.save(); + ctx.transform.apply(ctx, current.textMatrix); + ctx.translate(current.x, current.y); + ctx.scale(textHScale, fontDirection); + for (i = 0; i < glyphsLength; ++i) { + glyph = glyphs[i]; + if ((0, _util.isNum)(glyph)) { + spacingLength = spacingDir * glyph * fontSize / 1000; + this.ctx.translate(spacingLength, 0); + current.x += spacingLength * textHScale; + continue; + } + var spacing = (glyph.isSpace ? wordSpacing : 0) + charSpacing; + var operatorList = font.charProcOperatorList[glyph.operatorListId]; + if (!operatorList) { + (0, _util.warn)('Type3 character "' + glyph.operatorListId + '" is not available.'); + continue; + } + this.processingType3 = glyph; + this.save(); + ctx.scale(fontSize, fontSize); + ctx.transform.apply(ctx, fontMatrix); + this.executeOperatorList(operatorList); + this.restore(); + var transformed = _util.Util.applyTransform([glyph.width, 0], fontMatrix); + width = transformed[0] * fontSize + spacing; + ctx.translate(width, 0); + current.x += width * textHScale; + } + ctx.restore(); + this.processingType3 = null; + }, + setCharWidth: function CanvasGraphics_setCharWidth(xWidth, yWidth) {}, + setCharWidthAndBounds: function CanvasGraphics_setCharWidthAndBounds(xWidth, yWidth, llx, lly, urx, ury) { + this.ctx.rect(llx, lly, urx - llx, ury - lly); + this.clip(); + this.endPath(); + }, + getColorN_Pattern: function CanvasGraphics_getColorN_Pattern(IR) { + var _this = this; + + var pattern; + if (IR[0] === 'TilingPattern') { + var color = IR[1]; + var baseTransform = this.baseTransform || this.ctx.mozCurrentTransform.slice(); + var canvasGraphicsFactory = { + createCanvasGraphics: function createCanvasGraphics(ctx) { + return new CanvasGraphics(ctx, _this.commonObjs, _this.objs, _this.canvasFactory); + } + }; + pattern = new _pattern_helper.TilingPattern(IR, color, this.ctx, canvasGraphicsFactory, baseTransform); + } else { + pattern = (0, _pattern_helper.getShadingPatternFromIR)(IR); + } + return pattern; + }, + setStrokeColorN: function CanvasGraphics_setStrokeColorN() { + this.current.strokeColor = this.getColorN_Pattern(arguments); + }, + setFillColorN: function CanvasGraphics_setFillColorN() { + this.current.fillColor = this.getColorN_Pattern(arguments); + this.current.patternFill = true; + }, + setStrokeRGBColor: function CanvasGraphics_setStrokeRGBColor(r, g, b) { + var color = _util.Util.makeCssRgb(r, g, b); + this.ctx.strokeStyle = color; + this.current.strokeColor = color; + }, + setFillRGBColor: function CanvasGraphics_setFillRGBColor(r, g, b) { + var color = _util.Util.makeCssRgb(r, g, b); + this.ctx.fillStyle = color; + this.current.fillColor = color; + this.current.patternFill = false; + }, + shadingFill: function CanvasGraphics_shadingFill(patternIR) { + var ctx = this.ctx; + this.save(); + var pattern = (0, _pattern_helper.getShadingPatternFromIR)(patternIR); + ctx.fillStyle = pattern.getPattern(ctx, this, true); + var inv = ctx.mozCurrentTransformInverse; + if (inv) { + var canvas = ctx.canvas; + var width = canvas.width; + var height = canvas.height; + var bl = _util.Util.applyTransform([0, 0], inv); + var br = _util.Util.applyTransform([0, height], inv); + var ul = _util.Util.applyTransform([width, 0], inv); + var ur = _util.Util.applyTransform([width, height], inv); + var x0 = Math.min(bl[0], br[0], ul[0], ur[0]); + var y0 = Math.min(bl[1], br[1], ul[1], ur[1]); + var x1 = Math.max(bl[0], br[0], ul[0], ur[0]); + var y1 = Math.max(bl[1], br[1], ul[1], ur[1]); + this.ctx.fillRect(x0, y0, x1 - x0, y1 - y0); + } else { + this.ctx.fillRect(-1e10, -1e10, 2e10, 2e10); + } + this.restore(); + }, + beginInlineImage: function CanvasGraphics_beginInlineImage() { + throw new Error('Should not call beginInlineImage'); + }, + beginImageData: function CanvasGraphics_beginImageData() { + throw new Error('Should not call beginImageData'); + }, + paintFormXObjectBegin: function CanvasGraphics_paintFormXObjectBegin(matrix, bbox) { + this.save(); + this.baseTransformStack.push(this.baseTransform); + if ((0, _util.isArray)(matrix) && matrix.length === 6) { + this.transform.apply(this, matrix); + } + this.baseTransform = this.ctx.mozCurrentTransform; + if ((0, _util.isArray)(bbox) && bbox.length === 4) { + var width = bbox[2] - bbox[0]; + var height = bbox[3] - bbox[1]; + this.ctx.rect(bbox[0], bbox[1], width, height); + this.clip(); + this.endPath(); + } + }, + paintFormXObjectEnd: function CanvasGraphics_paintFormXObjectEnd() { + this.restore(); + this.baseTransform = this.baseTransformStack.pop(); + }, + beginGroup: function CanvasGraphics_beginGroup(group) { + this.save(); + var currentCtx = this.ctx; + if (!group.isolated) { + (0, _util.info)('TODO: Support non-isolated groups.'); + } + if (group.knockout) { + (0, _util.warn)('Knockout groups not supported.'); + } + var currentTransform = currentCtx.mozCurrentTransform; + if (group.matrix) { + currentCtx.transform.apply(currentCtx, group.matrix); + } + if (!group.bbox) { + throw new Error('Bounding box is required.'); + } + var bounds = _util.Util.getAxialAlignedBoundingBox(group.bbox, currentCtx.mozCurrentTransform); + var canvasBounds = [0, 0, currentCtx.canvas.width, currentCtx.canvas.height]; + bounds = _util.Util.intersect(bounds, canvasBounds) || [0, 0, 0, 0]; + var offsetX = Math.floor(bounds[0]); + var offsetY = Math.floor(bounds[1]); + var drawnWidth = Math.max(Math.ceil(bounds[2]) - offsetX, 1); + var drawnHeight = Math.max(Math.ceil(bounds[3]) - offsetY, 1); + var scaleX = 1, + scaleY = 1; + if (drawnWidth > MAX_GROUP_SIZE) { + scaleX = drawnWidth / MAX_GROUP_SIZE; + drawnWidth = MAX_GROUP_SIZE; + } + if (drawnHeight > MAX_GROUP_SIZE) { + scaleY = drawnHeight / MAX_GROUP_SIZE; + drawnHeight = MAX_GROUP_SIZE; + } + var cacheId = 'groupAt' + this.groupLevel; + if (group.smask) { + cacheId += '_smask_' + this.smaskCounter++ % 2; + } + var scratchCanvas = this.cachedCanvases.getCanvas(cacheId, drawnWidth, drawnHeight, true); + var groupCtx = scratchCanvas.context; + groupCtx.scale(1 / scaleX, 1 / scaleY); + groupCtx.translate(-offsetX, -offsetY); + groupCtx.transform.apply(groupCtx, currentTransform); + if (group.smask) { + this.smaskStack.push({ + canvas: scratchCanvas.canvas, + context: groupCtx, + offsetX: offsetX, + offsetY: offsetY, + scaleX: scaleX, + scaleY: scaleY, + subtype: group.smask.subtype, + backdrop: group.smask.backdrop, + transferMap: group.smask.transferMap || null, + startTransformInverse: null + }); + } else { + currentCtx.setTransform(1, 0, 0, 1, 0, 0); + currentCtx.translate(offsetX, offsetY); + currentCtx.scale(scaleX, scaleY); + } + copyCtxState(currentCtx, groupCtx); + this.ctx = groupCtx; + this.setGState([['BM', 'source-over'], ['ca', 1], ['CA', 1]]); + this.groupStack.push(currentCtx); + this.groupLevel++; + this.current.activeSMask = null; + }, + endGroup: function CanvasGraphics_endGroup(group) { + this.groupLevel--; + var groupCtx = this.ctx; + this.ctx = this.groupStack.pop(); + if (this.ctx.imageSmoothingEnabled !== undefined) { + this.ctx.imageSmoothingEnabled = false; + } else { + this.ctx.mozImageSmoothingEnabled = false; + } + if (group.smask) { + this.tempSMask = this.smaskStack.pop(); + } else { + this.ctx.drawImage(groupCtx.canvas, 0, 0); + } + this.restore(); + }, + beginAnnotations: function CanvasGraphics_beginAnnotations() { + this.save(); + if (this.baseTransform) { + this.ctx.setTransform.apply(this.ctx, this.baseTransform); + } + }, + endAnnotations: function CanvasGraphics_endAnnotations() { + this.restore(); + }, + beginAnnotation: function CanvasGraphics_beginAnnotation(rect, transform, matrix) { + this.save(); + resetCtxToDefault(this.ctx); + this.current = new CanvasExtraState(); + if ((0, _util.isArray)(rect) && rect.length === 4) { + var width = rect[2] - rect[0]; + var height = rect[3] - rect[1]; + this.ctx.rect(rect[0], rect[1], width, height); + this.clip(); + this.endPath(); + } + this.transform.apply(this, transform); + this.transform.apply(this, matrix); + }, + endAnnotation: function CanvasGraphics_endAnnotation() { + this.restore(); + }, + paintJpegXObject: function CanvasGraphics_paintJpegXObject(objId, w, h) { + var domImage = this.objs.get(objId); + if (!domImage) { + (0, _util.warn)('Dependent image isn\'t ready yet'); + return; + } + this.save(); + var ctx = this.ctx; + ctx.scale(1 / w, -1 / h); + ctx.drawImage(domImage, 0, 0, domImage.width, domImage.height, 0, -h, w, h); + if (this.imageLayer) { + var currentTransform = ctx.mozCurrentTransformInverse; + var position = this.getCanvasPosition(0, 0); + this.imageLayer.appendImage({ + objId: objId, + left: position[0], + top: position[1], + width: w / currentTransform[0], + height: h / currentTransform[3] + }); + } + this.restore(); + }, + paintImageMaskXObject: function CanvasGraphics_paintImageMaskXObject(img) { + var ctx = this.ctx; + var width = img.width, + height = img.height; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var glyph = this.processingType3; + if (COMPILE_TYPE3_GLYPHS && glyph && glyph.compiled === undefined) { + if (width <= MAX_SIZE_TO_COMPILE && height <= MAX_SIZE_TO_COMPILE) { + glyph.compiled = compileType3Glyph({ + data: img.data, + width: width, + height: height + }); + } else { + glyph.compiled = null; + } + } + if (glyph && glyph.compiled) { + glyph.compiled(ctx); + return; + } + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, img); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + this.paintInlineImageXObject(maskCanvas.canvas); + }, + paintImageMaskXObjectRepeat: function CanvasGraphics_paintImageMaskXObjectRepeat(imgData, scaleX, scaleY, positions) { + var width = imgData.width; + var height = imgData.height; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, imgData); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + var ctx = this.ctx; + for (var i = 0, ii = positions.length; i < ii; i += 2) { + ctx.save(); + ctx.transform(scaleX, 0, 0, scaleY, positions[i], positions[i + 1]); + ctx.scale(1, -1); + ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1); + ctx.restore(); + } + }, + paintImageMaskXObjectGroup: function CanvasGraphics_paintImageMaskXObjectGroup(images) { + var ctx = this.ctx; + var fillColor = this.current.fillColor; + var isPatternFill = this.current.patternFill; + for (var i = 0, ii = images.length; i < ii; i++) { + var image = images[i]; + var width = image.width, + height = image.height; + var maskCanvas = this.cachedCanvases.getCanvas('maskCanvas', width, height); + var maskCtx = maskCanvas.context; + maskCtx.save(); + putBinaryImageMask(maskCtx, image); + maskCtx.globalCompositeOperation = 'source-in'; + maskCtx.fillStyle = isPatternFill ? fillColor.getPattern(maskCtx, this) : fillColor; + maskCtx.fillRect(0, 0, width, height); + maskCtx.restore(); + ctx.save(); + ctx.transform.apply(ctx, image.transform); + ctx.scale(1, -1); + ctx.drawImage(maskCanvas.canvas, 0, 0, width, height, 0, -1, 1, 1); + ctx.restore(); + } + }, + paintImageXObject: function CanvasGraphics_paintImageXObject(objId) { + var imgData = this.objs.get(objId); + if (!imgData) { + (0, _util.warn)('Dependent image isn\'t ready yet'); + return; + } + this.paintInlineImageXObject(imgData); + }, + paintImageXObjectRepeat: function CanvasGraphics_paintImageXObjectRepeat(objId, scaleX, scaleY, positions) { + var imgData = this.objs.get(objId); + if (!imgData) { + (0, _util.warn)('Dependent image isn\'t ready yet'); + return; + } + var width = imgData.width; + var height = imgData.height; + var map = []; + for (var i = 0, ii = positions.length; i < ii; i += 2) { + map.push({ + transform: [scaleX, 0, 0, scaleY, positions[i], positions[i + 1]], + x: 0, + y: 0, + w: width, + h: height + }); + } + this.paintInlineImageXObjectGroup(imgData, map); + }, + paintInlineImageXObject: function CanvasGraphics_paintInlineImageXObject(imgData) { + var width = imgData.width; + var height = imgData.height; + var ctx = this.ctx; + this.save(); + ctx.scale(1 / width, -1 / height); + var currentTransform = ctx.mozCurrentTransformInverse; + var a = currentTransform[0], + b = currentTransform[1]; + var widthScale = Math.max(Math.sqrt(a * a + b * b), 1); + var c = currentTransform[2], + d = currentTransform[3]; + var heightScale = Math.max(Math.sqrt(c * c + d * d), 1); + var imgToPaint, tmpCanvas; + if (imgData instanceof HTMLElement || !imgData.data) { + imgToPaint = imgData; + } else { + tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', width, height); + var tmpCtx = tmpCanvas.context; + putBinaryImageData(tmpCtx, imgData); + imgToPaint = tmpCanvas.canvas; + } + var paintWidth = width, + paintHeight = height; + var tmpCanvasId = 'prescale1'; + while (widthScale > 2 && paintWidth > 1 || heightScale > 2 && paintHeight > 1) { + var newWidth = paintWidth, + newHeight = paintHeight; + if (widthScale > 2 && paintWidth > 1) { + newWidth = Math.ceil(paintWidth / 2); + widthScale /= paintWidth / newWidth; + } + if (heightScale > 2 && paintHeight > 1) { + newHeight = Math.ceil(paintHeight / 2); + heightScale /= paintHeight / newHeight; + } + tmpCanvas = this.cachedCanvases.getCanvas(tmpCanvasId, newWidth, newHeight); + tmpCtx = tmpCanvas.context; + tmpCtx.clearRect(0, 0, newWidth, newHeight); + tmpCtx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, 0, newWidth, newHeight); + imgToPaint = tmpCanvas.canvas; + paintWidth = newWidth; + paintHeight = newHeight; + tmpCanvasId = tmpCanvasId === 'prescale1' ? 'prescale2' : 'prescale1'; + } + ctx.drawImage(imgToPaint, 0, 0, paintWidth, paintHeight, 0, -height, width, height); + if (this.imageLayer) { + var position = this.getCanvasPosition(0, -height); + this.imageLayer.appendImage({ + imgData: imgData, + left: position[0], + top: position[1], + width: width / currentTransform[0], + height: height / currentTransform[3] + }); + } + this.restore(); + }, + paintInlineImageXObjectGroup: function CanvasGraphics_paintInlineImageXObjectGroup(imgData, map) { + var ctx = this.ctx; + var w = imgData.width; + var h = imgData.height; + var tmpCanvas = this.cachedCanvases.getCanvas('inlineImage', w, h); + var tmpCtx = tmpCanvas.context; + putBinaryImageData(tmpCtx, imgData); + for (var i = 0, ii = map.length; i < ii; i++) { + var entry = map[i]; + ctx.save(); + ctx.transform.apply(ctx, entry.transform); + ctx.scale(1, -1); + ctx.drawImage(tmpCanvas.canvas, entry.x, entry.y, entry.w, entry.h, 0, -1, 1, 1); + if (this.imageLayer) { + var position = this.getCanvasPosition(entry.x, entry.y); + this.imageLayer.appendImage({ + imgData: imgData, + left: position[0], + top: position[1], + width: w, + height: h + }); + } + ctx.restore(); + } + }, + paintSolidColorImageMask: function CanvasGraphics_paintSolidColorImageMask() { + this.ctx.fillRect(0, 0, 1, 1); + }, + paintXObject: function CanvasGraphics_paintXObject() { + (0, _util.warn)('Unsupported \'paintXObject\' command.'); + }, + markPoint: function CanvasGraphics_markPoint(tag) {}, + markPointProps: function CanvasGraphics_markPointProps(tag, properties) {}, + beginMarkedContent: function CanvasGraphics_beginMarkedContent(tag) {}, + beginMarkedContentProps: function CanvasGraphics_beginMarkedContentProps(tag, properties) {}, + endMarkedContent: function CanvasGraphics_endMarkedContent() {}, + beginCompat: function CanvasGraphics_beginCompat() {}, + endCompat: function CanvasGraphics_endCompat() {}, + consumePath: function CanvasGraphics_consumePath() { + var ctx = this.ctx; + if (this.pendingClip) { + if (this.pendingClip === EO_CLIP) { + ctx.clip('evenodd'); + } else { + ctx.clip(); + } + this.pendingClip = null; + } + ctx.beginPath(); + }, + getSinglePixelWidth: function CanvasGraphics_getSinglePixelWidth(scale) { + if (this.cachedGetSinglePixelWidth === null) { + this.ctx.save(); + var inverse = this.ctx.mozCurrentTransformInverse; + this.ctx.restore(); + this.cachedGetSinglePixelWidth = Math.sqrt(Math.max(inverse[0] * inverse[0] + inverse[1] * inverse[1], inverse[2] * inverse[2] + inverse[3] * inverse[3])); + } + return this.cachedGetSinglePixelWidth; + }, + getCanvasPosition: function CanvasGraphics_getCanvasPosition(x, y) { + var transform = this.ctx.mozCurrentTransform; + return [transform[0] * x + transform[2] * y + transform[4], transform[1] * x + transform[3] * y + transform[5]]; + } + }; + for (var op in _util.OPS) { + CanvasGraphics.prototype[_util.OPS[op]] = CanvasGraphics.prototype[op]; + } + return CanvasGraphics; +}(); +exports.CanvasGraphics = CanvasGraphics; + +/***/ }), +/* 12 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.FontLoader = exports.FontFaceObject = undefined; + +var _util = __w_pdfjs_require__(0); + +function FontLoader(docId) { + this.docId = docId; + this.styleElement = null; + this.nativeFontFaces = []; + this.loadTestFontId = 0; + this.loadingContext = { + requests: [], + nextRequestId: 0 + }; +} +FontLoader.prototype = { + insertRule: function fontLoaderInsertRule(rule) { + var styleElement = this.styleElement; + if (!styleElement) { + styleElement = this.styleElement = document.createElement('style'); + styleElement.id = 'PDFJS_FONT_STYLE_TAG_' + this.docId; + document.documentElement.getElementsByTagName('head')[0].appendChild(styleElement); + } + var styleSheet = styleElement.sheet; + styleSheet.insertRule(rule, styleSheet.cssRules.length); + }, + clear: function fontLoaderClear() { + if (this.styleElement) { + this.styleElement.remove(); + this.styleElement = null; + } + this.nativeFontFaces.forEach(function (nativeFontFace) { + document.fonts.delete(nativeFontFace); + }); + this.nativeFontFaces.length = 0; + } +}; +{ + var getLoadTestFont = function getLoadTestFont() { + return atob('T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' + 'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' + 'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' + 'FtZVjmdH4AAAGAAAAAsXBvc3T/hgAzAAADeAAAACAAAQAAAAEAALZRFsRfDzz1AAsD6AAA' + 'AADOBOTLAAAAAM4KHDwAAAAAA+gDIQAAAAgAAgAAAAAAAAABAAADIQAAAFoD6AAAAAAD6A' + 'ABAAAAAAAAAAAAAAAAAAAAAQAAUAAAAgAAAAQD6AH0AAUAAAKKArwAAACMAooCvAAAAeAA' + 'MQECAAACAAYJAAAAAAAAAAAAAQAAAAAAAAAAAAAAAFBmRWQAwAAuAC4DIP84AFoDIQAAAA' + 'AAAQAAAAAAAAAAACAAIAABAAAADgCuAAEAAAAAAAAAAQAAAAEAAAAAAAEAAQAAAAEAAAAA' + 'AAIAAQAAAAEAAAAAAAMAAQAAAAEAAAAAAAQAAQAAAAEAAAAAAAUAAQAAAAEAAAAAAAYAAQ' + 'AAAAMAAQQJAAAAAgABAAMAAQQJAAEAAgABAAMAAQQJAAIAAgABAAMAAQQJAAMAAgABAAMA' + 'AQQJAAQAAgABAAMAAQQJAAUAAgABAAMAAQQJAAYAAgABWABYAAAAAAAAAwAAAAMAAAAcAA' + 'EAAAAAADwAAwABAAAAHAAEACAAAAAEAAQAAQAAAC7//wAAAC7////TAAEAAAAAAAABBgAA' + 'AQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAEAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA' + 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAAA' + 'AAAAD/gwAyAAAAAQAAAAAAAAAAAAAAAAAAAAABAAQEAAEBAQJYAAEBASH4DwD4GwHEAvgc' + 'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' + 'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' + 'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' + 'ABAAAAAAAAAAAD6AAAAAAAAA=='); + }; + Object.defineProperty(FontLoader.prototype, 'loadTestFont', { + get: function get() { + return (0, _util.shadow)(this, 'loadTestFont', getLoadTestFont()); + }, + + configurable: true + }); + FontLoader.prototype.addNativeFontFace = function fontLoader_addNativeFontFace(nativeFontFace) { + this.nativeFontFaces.push(nativeFontFace); + document.fonts.add(nativeFontFace); + }; + FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) { + var rules = []; + var fontsToLoad = []; + var fontLoadPromises = []; + var getNativeFontPromise = function getNativeFontPromise(nativeFontFace) { + return nativeFontFace.loaded.catch(function (e) { + (0, _util.warn)('Failed to load font "' + nativeFontFace.family + '": ' + e); + }); + }; + var isFontLoadingAPISupported = FontLoader.isFontLoadingAPISupported && !FontLoader.isSyncFontLoadingSupported; + for (var i = 0, ii = fonts.length; i < ii; i++) { + var font = fonts[i]; + if (font.attached || font.loading === false) { + continue; + } + font.attached = true; + if (isFontLoadingAPISupported) { + var nativeFontFace = font.createNativeFontFace(); + if (nativeFontFace) { + this.addNativeFontFace(nativeFontFace); + fontLoadPromises.push(getNativeFontPromise(nativeFontFace)); + } + } else { + var rule = font.createFontFaceRule(); + if (rule) { + this.insertRule(rule); + rules.push(rule); + fontsToLoad.push(font); + } + } + } + var request = this.queueLoadingCallback(callback); + if (isFontLoadingAPISupported) { + Promise.all(fontLoadPromises).then(function () { + request.complete(); + }); + } else if (rules.length > 0 && !FontLoader.isSyncFontLoadingSupported) { + this.prepareFontLoadEvent(rules, fontsToLoad, request); + } else { + request.complete(); + } + }; + FontLoader.prototype.queueLoadingCallback = function FontLoader_queueLoadingCallback(callback) { + function LoadLoader_completeRequest() { + (0, _util.assert)(!request.end, 'completeRequest() cannot be called twice'); + request.end = Date.now(); + while (context.requests.length > 0 && context.requests[0].end) { + var otherRequest = context.requests.shift(); + setTimeout(otherRequest.callback, 0); + } + } + var context = this.loadingContext; + var requestId = 'pdfjs-font-loading-' + context.nextRequestId++; + var request = { + id: requestId, + complete: LoadLoader_completeRequest, + callback: callback, + started: Date.now() + }; + context.requests.push(request); + return request; + }; + FontLoader.prototype.prepareFontLoadEvent = function fontLoaderPrepareFontLoadEvent(rules, fonts, request) { + function int32(data, offset) { + return data.charCodeAt(offset) << 24 | data.charCodeAt(offset + 1) << 16 | data.charCodeAt(offset + 2) << 8 | data.charCodeAt(offset + 3) & 0xff; + } + function spliceString(s, offset, remove, insert) { + var chunk1 = s.substr(0, offset); + var chunk2 = s.substr(offset + remove); + return chunk1 + insert + chunk2; + } + var i, ii; + var canvas = document.createElement('canvas'); + canvas.width = 1; + canvas.height = 1; + var ctx = canvas.getContext('2d'); + var called = 0; + function isFontReady(name, callback) { + called++; + if (called > 30) { + (0, _util.warn)('Load test font never loaded.'); + callback(); + return; + } + ctx.font = '30px ' + name; + ctx.fillText('.', 0, 20); + var imageData = ctx.getImageData(0, 0, 1, 1); + if (imageData.data[3] > 0) { + callback(); + return; + } + setTimeout(isFontReady.bind(null, name, callback)); + } + var loadTestFontId = 'lt' + Date.now() + this.loadTestFontId++; + var data = this.loadTestFont; + var COMMENT_OFFSET = 976; + data = spliceString(data, COMMENT_OFFSET, loadTestFontId.length, loadTestFontId); + var CFF_CHECKSUM_OFFSET = 16; + var XXXX_VALUE = 0x58585858; + var checksum = int32(data, CFF_CHECKSUM_OFFSET); + for (i = 0, ii = loadTestFontId.length - 3; i < ii; i += 4) { + checksum = checksum - XXXX_VALUE + int32(loadTestFontId, i) | 0; + } + if (i < loadTestFontId.length) { + checksum = checksum - XXXX_VALUE + int32(loadTestFontId + 'XXX', i) | 0; + } + data = spliceString(data, CFF_CHECKSUM_OFFSET, 4, (0, _util.string32)(checksum)); + var url = 'url(data:font/opentype;base64,' + btoa(data) + ');'; + var rule = '@font-face { font-family:"' + loadTestFontId + '";src:' + url + '}'; + this.insertRule(rule); + var names = []; + for (i = 0, ii = fonts.length; i < ii; i++) { + names.push(fonts[i].loadedName); + } + names.push(loadTestFontId); + var div = document.createElement('div'); + div.setAttribute('style', 'visibility: hidden;' + 'width: 10px; height: 10px;' + 'position: absolute; top: 0px; left: 0px;'); + for (i = 0, ii = names.length; i < ii; ++i) { + var span = document.createElement('span'); + span.textContent = 'Hi'; + span.style.fontFamily = names[i]; + div.appendChild(span); + } + document.body.appendChild(div); + isFontReady(loadTestFontId, function () { + document.body.removeChild(div); + request.complete(); + }); + }; +} +{ + FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' && !!document.fonts; +} +{ + var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() { + if (typeof navigator === 'undefined') { + return true; + } + var supported = false; + var m = /Mozilla\/5.0.*?rv:(\d+).*? Gecko/.exec(navigator.userAgent); + if (m && m[1] >= 14) { + supported = true; + } + return supported; + }; + Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', { + get: function get() { + return (0, _util.shadow)(FontLoader, 'isSyncFontLoadingSupported', isSyncFontLoadingSupported()); + }, + + enumerable: true, + configurable: true + }); +} +var IsEvalSupportedCached = { + get value() { + return (0, _util.shadow)(this, 'value', (0, _util.isEvalSupported)()); + } +}; +var FontFaceObject = function FontFaceObjectClosure() { + function FontFaceObject(translatedData, options) { + this.compiledGlyphs = Object.create(null); + for (var i in translatedData) { + this[i] = translatedData[i]; + } + this.options = options; + } + FontFaceObject.prototype = { + createNativeFontFace: function FontFaceObject_createNativeFontFace() { + if (!this.data) { + return null; + } + if (this.options.disableFontFace) { + this.disableFontFace = true; + return null; + } + var nativeFontFace = new FontFace(this.loadedName, this.data, {}); + if (this.options.fontRegistry) { + this.options.fontRegistry.registerFont(this); + } + return nativeFontFace; + }, + createFontFaceRule: function FontFaceObject_createFontFaceRule() { + if (!this.data) { + return null; + } + if (this.options.disableFontFace) { + this.disableFontFace = true; + return null; + } + var data = (0, _util.bytesToString)(new Uint8Array(this.data)); + var fontName = this.loadedName; + var url = 'url(data:' + this.mimetype + ';base64,' + btoa(data) + ');'; + var rule = '@font-face { font-family:"' + fontName + '";src:' + url + '}'; + if (this.options.fontRegistry) { + this.options.fontRegistry.registerFont(this, url); + } + return rule; + }, + getPathGenerator: function FontFaceObject_getPathGenerator(objs, character) { + if (!(character in this.compiledGlyphs)) { + var cmds = objs.get(this.loadedName + '_path_' + character); + var current, i, len; + if (this.options.isEvalSupported && IsEvalSupportedCached.value) { + var args, + js = ''; + for (i = 0, len = cmds.length; i < len; i++) { + current = cmds[i]; + if (current.args !== undefined) { + args = current.args.join(','); + } else { + args = ''; + } + js += 'c.' + current.cmd + '(' + args + ');\n'; + } + this.compiledGlyphs[character] = new Function('c', 'size', js); + } else { + this.compiledGlyphs[character] = function (c, size) { + for (i = 0, len = cmds.length; i < len; i++) { + current = cmds[i]; + if (current.cmd === 'scale') { + current.args = [size, -size]; + } + c[current.cmd].apply(c, current.args); + } + }; + } + } + return this.compiledGlyphs[character]; + } + }; + return FontFaceObject; +}(); +exports.FontFaceObject = FontFaceObject; +exports.FontLoader = FontLoader; + +/***/ }), +/* 13 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.TilingPattern = exports.getShadingPatternFromIR = undefined; + +var _util = __w_pdfjs_require__(0); + +var _webgl = __w_pdfjs_require__(7); + +var ShadingIRs = {}; +ShadingIRs.RadialAxial = { + fromIR: function RadialAxial_fromIR(raw) { + var type = raw[1]; + var colorStops = raw[2]; + var p0 = raw[3]; + var p1 = raw[4]; + var r0 = raw[5]; + var r1 = raw[6]; + return { + type: 'Pattern', + getPattern: function RadialAxial_getPattern(ctx) { + var grad; + if (type === 'axial') { + grad = ctx.createLinearGradient(p0[0], p0[1], p1[0], p1[1]); + } else if (type === 'radial') { + grad = ctx.createRadialGradient(p0[0], p0[1], r0, p1[0], p1[1], r1); + } + for (var i = 0, ii = colorStops.length; i < ii; ++i) { + var c = colorStops[i]; + grad.addColorStop(c[0], c[1]); + } + return grad; + } + }; + } +}; +var createMeshCanvas = function createMeshCanvasClosure() { + function drawTriangle(data, context, p1, p2, p3, c1, c2, c3) { + var coords = context.coords, + colors = context.colors; + var bytes = data.data, + rowSize = data.width * 4; + var tmp; + if (coords[p1 + 1] > coords[p2 + 1]) { + tmp = p1; + p1 = p2; + p2 = tmp; + tmp = c1; + c1 = c2; + c2 = tmp; + } + if (coords[p2 + 1] > coords[p3 + 1]) { + tmp = p2; + p2 = p3; + p3 = tmp; + tmp = c2; + c2 = c3; + c3 = tmp; + } + if (coords[p1 + 1] > coords[p2 + 1]) { + tmp = p1; + p1 = p2; + p2 = tmp; + tmp = c1; + c1 = c2; + c2 = tmp; + } + var x1 = (coords[p1] + context.offsetX) * context.scaleX; + var y1 = (coords[p1 + 1] + context.offsetY) * context.scaleY; + var x2 = (coords[p2] + context.offsetX) * context.scaleX; + var y2 = (coords[p2 + 1] + context.offsetY) * context.scaleY; + var x3 = (coords[p3] + context.offsetX) * context.scaleX; + var y3 = (coords[p3 + 1] + context.offsetY) * context.scaleY; + if (y1 >= y3) { + return; + } + var c1r = colors[c1], + c1g = colors[c1 + 1], + c1b = colors[c1 + 2]; + var c2r = colors[c2], + c2g = colors[c2 + 1], + c2b = colors[c2 + 2]; + var c3r = colors[c3], + c3g = colors[c3 + 1], + c3b = colors[c3 + 2]; + var minY = Math.round(y1), + maxY = Math.round(y3); + var xa, car, cag, cab; + var xb, cbr, cbg, cbb; + var k; + for (var y = minY; y <= maxY; y++) { + if (y < y2) { + k = y < y1 ? 0 : y1 === y2 ? 1 : (y1 - y) / (y1 - y2); + xa = x1 - (x1 - x2) * k; + car = c1r - (c1r - c2r) * k; + cag = c1g - (c1g - c2g) * k; + cab = c1b - (c1b - c2b) * k; + } else { + k = y > y3 ? 1 : y2 === y3 ? 0 : (y2 - y) / (y2 - y3); + xa = x2 - (x2 - x3) * k; + car = c2r - (c2r - c3r) * k; + cag = c2g - (c2g - c3g) * k; + cab = c2b - (c2b - c3b) * k; + } + k = y < y1 ? 0 : y > y3 ? 1 : (y1 - y) / (y1 - y3); + xb = x1 - (x1 - x3) * k; + cbr = c1r - (c1r - c3r) * k; + cbg = c1g - (c1g - c3g) * k; + cbb = c1b - (c1b - c3b) * k; + var x1_ = Math.round(Math.min(xa, xb)); + var x2_ = Math.round(Math.max(xa, xb)); + var j = rowSize * y + x1_ * 4; + for (var x = x1_; x <= x2_; x++) { + k = (xa - x) / (xa - xb); + k = k < 0 ? 0 : k > 1 ? 1 : k; + bytes[j++] = car - (car - cbr) * k | 0; + bytes[j++] = cag - (cag - cbg) * k | 0; + bytes[j++] = cab - (cab - cbb) * k | 0; + bytes[j++] = 255; + } + } + } + function drawFigure(data, figure, context) { + var ps = figure.coords; + var cs = figure.colors; + var i, ii; + switch (figure.type) { + case 'lattice': + var verticesPerRow = figure.verticesPerRow; + var rows = Math.floor(ps.length / verticesPerRow) - 1; + var cols = verticesPerRow - 1; + for (i = 0; i < rows; i++) { + var q = i * verticesPerRow; + for (var j = 0; j < cols; j++, q++) { + drawTriangle(data, context, ps[q], ps[q + 1], ps[q + verticesPerRow], cs[q], cs[q + 1], cs[q + verticesPerRow]); + drawTriangle(data, context, ps[q + verticesPerRow + 1], ps[q + 1], ps[q + verticesPerRow], cs[q + verticesPerRow + 1], cs[q + 1], cs[q + verticesPerRow]); + } + } + break; + case 'triangles': + for (i = 0, ii = ps.length; i < ii; i += 3) { + drawTriangle(data, context, ps[i], ps[i + 1], ps[i + 2], cs[i], cs[i + 1], cs[i + 2]); + } + break; + default: + throw new Error('illegal figure'); + } + } + function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) { + var EXPECTED_SCALE = 1.1; + var MAX_PATTERN_SIZE = 3000; + var BORDER_SIZE = 2; + var offsetX = Math.floor(bounds[0]); + var offsetY = Math.floor(bounds[1]); + var boundsWidth = Math.ceil(bounds[2]) - offsetX; + var boundsHeight = Math.ceil(bounds[3]) - offsetY; + var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] * EXPECTED_SCALE)), MAX_PATTERN_SIZE); + var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] * EXPECTED_SCALE)), MAX_PATTERN_SIZE); + var scaleX = boundsWidth / width; + var scaleY = boundsHeight / height; + var context = { + coords: coords, + colors: colors, + offsetX: -offsetX, + offsetY: -offsetY, + scaleX: 1 / scaleX, + scaleY: 1 / scaleY + }; + var paddedWidth = width + BORDER_SIZE * 2; + var paddedHeight = height + BORDER_SIZE * 2; + var canvas, tmpCanvas, i, ii; + if (_webgl.WebGLUtils.isEnabled) { + canvas = _webgl.WebGLUtils.drawFigures(width, height, backgroundColor, figures, context); + tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false); + tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE); + canvas = tmpCanvas.canvas; + } else { + tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false); + var tmpCtx = tmpCanvas.context; + var data = tmpCtx.createImageData(width, height); + if (backgroundColor) { + var bytes = data.data; + for (i = 0, ii = bytes.length; i < ii; i += 4) { + bytes[i] = backgroundColor[0]; + bytes[i + 1] = backgroundColor[1]; + bytes[i + 2] = backgroundColor[2]; + bytes[i + 3] = 255; + } + } + for (i = 0; i < figures.length; i++) { + drawFigure(data, figures[i], context); + } + tmpCtx.putImageData(data, BORDER_SIZE, BORDER_SIZE); + canvas = tmpCanvas.canvas; + } + return { + canvas: canvas, + offsetX: offsetX - BORDER_SIZE * scaleX, + offsetY: offsetY - BORDER_SIZE * scaleY, + scaleX: scaleX, + scaleY: scaleY + }; + } + return createMeshCanvas; +}(); +ShadingIRs.Mesh = { + fromIR: function Mesh_fromIR(raw) { + var coords = raw[2]; + var colors = raw[3]; + var figures = raw[4]; + var bounds = raw[5]; + var matrix = raw[6]; + var background = raw[8]; + return { + type: 'Pattern', + getPattern: function Mesh_getPattern(ctx, owner, shadingFill) { + var scale; + if (shadingFill) { + scale = _util.Util.singularValueDecompose2dScale(ctx.mozCurrentTransform); + } else { + scale = _util.Util.singularValueDecompose2dScale(owner.baseTransform); + if (matrix) { + var matrixScale = _util.Util.singularValueDecompose2dScale(matrix); + scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]]; + } + } + var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases); + if (!shadingFill) { + ctx.setTransform.apply(ctx, owner.baseTransform); + if (matrix) { + ctx.transform.apply(ctx, matrix); + } + } + ctx.translate(temporaryPatternCanvas.offsetX, temporaryPatternCanvas.offsetY); + ctx.scale(temporaryPatternCanvas.scaleX, temporaryPatternCanvas.scaleY); + return ctx.createPattern(temporaryPatternCanvas.canvas, 'no-repeat'); + } + }; + } +}; +ShadingIRs.Dummy = { + fromIR: function Dummy_fromIR() { + return { + type: 'Pattern', + getPattern: function Dummy_fromIR_getPattern() { + return 'hotpink'; + } + }; + } +}; +function getShadingPatternFromIR(raw) { + var shadingIR = ShadingIRs[raw[0]]; + if (!shadingIR) { + throw new Error('Unknown IR type: ' + raw[0]); + } + return shadingIR.fromIR(raw); +} +var TilingPattern = function TilingPatternClosure() { + var PaintType = { + COLORED: 1, + UNCOLORED: 2 + }; + var MAX_PATTERN_SIZE = 3000; + function TilingPattern(IR, color, ctx, canvasGraphicsFactory, baseTransform) { + this.operatorList = IR[2]; + this.matrix = IR[3] || [1, 0, 0, 1, 0, 0]; + this.bbox = IR[4]; + this.xstep = IR[5]; + this.ystep = IR[6]; + this.paintType = IR[7]; + this.tilingType = IR[8]; + this.color = color; + this.canvasGraphicsFactory = canvasGraphicsFactory; + this.baseTransform = baseTransform; + this.type = 'Pattern'; + this.ctx = ctx; + } + TilingPattern.prototype = { + createPatternCanvas: function TilinPattern_createPatternCanvas(owner) { + var operatorList = this.operatorList; + var bbox = this.bbox; + var xstep = this.xstep; + var ystep = this.ystep; + var paintType = this.paintType; + var tilingType = this.tilingType; + var color = this.color; + var canvasGraphicsFactory = this.canvasGraphicsFactory; + (0, _util.info)('TilingType: ' + tilingType); + var x0 = bbox[0], + y0 = bbox[1], + x1 = bbox[2], + y1 = bbox[3]; + var topLeft = [x0, y0]; + var botRight = [x0 + xstep, y0 + ystep]; + var width = botRight[0] - topLeft[0]; + var height = botRight[1] - topLeft[1]; + var matrixScale = _util.Util.singularValueDecompose2dScale(this.matrix); + var curMatrixScale = _util.Util.singularValueDecompose2dScale(this.baseTransform); + var combinedScale = [matrixScale[0] * curMatrixScale[0], matrixScale[1] * curMatrixScale[1]]; + width = Math.min(Math.ceil(Math.abs(width * combinedScale[0])), MAX_PATTERN_SIZE); + height = Math.min(Math.ceil(Math.abs(height * combinedScale[1])), MAX_PATTERN_SIZE); + var tmpCanvas = owner.cachedCanvases.getCanvas('pattern', width, height, true); + var tmpCtx = tmpCanvas.context; + var graphics = canvasGraphicsFactory.createCanvasGraphics(tmpCtx); + graphics.groupLevel = owner.groupLevel; + this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color); + this.setScale(width, height, xstep, ystep); + this.transformToScale(graphics); + var tmpTranslate = [1, 0, 0, 1, -topLeft[0], -topLeft[1]]; + graphics.transform.apply(graphics, tmpTranslate); + this.clipBbox(graphics, bbox, x0, y0, x1, y1); + graphics.executeOperatorList(operatorList); + return tmpCanvas.canvas; + }, + setScale: function TilingPattern_setScale(width, height, xstep, ystep) { + this.scale = [width / xstep, height / ystep]; + }, + transformToScale: function TilingPattern_transformToScale(graphics) { + var scale = this.scale; + var tmpScale = [scale[0], 0, 0, scale[1], 0, 0]; + graphics.transform.apply(graphics, tmpScale); + }, + scaleToContext: function TilingPattern_scaleToContext() { + var scale = this.scale; + this.ctx.scale(1 / scale[0], 1 / scale[1]); + }, + clipBbox: function clipBbox(graphics, bbox, x0, y0, x1, y1) { + if ((0, _util.isArray)(bbox) && bbox.length === 4) { + var bboxWidth = x1 - x0; + var bboxHeight = y1 - y0; + graphics.ctx.rect(x0, y0, bboxWidth, bboxHeight); + graphics.clip(); + graphics.endPath(); + } + }, + setFillAndStrokeStyleToContext: function setFillAndStrokeStyleToContext(context, paintType, color) { + switch (paintType) { + case PaintType.COLORED: + var ctx = this.ctx; + context.fillStyle = ctx.fillStyle; + context.strokeStyle = ctx.strokeStyle; + break; + case PaintType.UNCOLORED: + var cssColor = _util.Util.makeCssRgb(color[0], color[1], color[2]); + context.fillStyle = cssColor; + context.strokeStyle = cssColor; + break; + default: + throw new _util.FormatError('Unsupported paint type: ' + paintType); + } + }, + getPattern: function TilingPattern_getPattern(ctx, owner) { + var temporaryPatternCanvas = this.createPatternCanvas(owner); + ctx = this.ctx; + ctx.setTransform.apply(ctx, this.baseTransform); + ctx.transform.apply(ctx, this.matrix); + this.scaleToContext(); + return ctx.createPattern(temporaryPatternCanvas, 'repeat'); + } + }; + return TilingPattern; +}(); +exports.getShadingPatternFromIR = getShadingPatternFromIR; +exports.TilingPattern = TilingPattern; + +/***/ }), +/* 14 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +Object.defineProperty(exports, "__esModule", { + value: true +}); +exports.PDFDataTransportStream = undefined; + +var _util = __w_pdfjs_require__(0); + +var PDFDataTransportStream = function PDFDataTransportStreamClosure() { + function PDFDataTransportStream(params, pdfDataRangeTransport) { + var _this = this; + + (0, _util.assert)(pdfDataRangeTransport); + this._queuedChunks = []; + var initialData = params.initialData; + if (initialData && initialData.length > 0) { + var buffer = new Uint8Array(initialData).buffer; + this._queuedChunks.push(buffer); + } + this._pdfDataRangeTransport = pdfDataRangeTransport; + this._isRangeSupported = !params.disableRange; + this._isStreamingSupported = !params.disableStream; + this._contentLength = params.length; + this._fullRequestReader = null; + this._rangeReaders = []; + this._pdfDataRangeTransport.addRangeListener(function (begin, chunk) { + _this._onReceiveData({ + begin: begin, + chunk: chunk + }); + }); + this._pdfDataRangeTransport.addProgressListener(function (loaded) { + _this._onProgress({ loaded: loaded }); + }); + this._pdfDataRangeTransport.addProgressiveReadListener(function (chunk) { + _this._onReceiveData({ chunk: chunk }); + }); + this._pdfDataRangeTransport.transportReady(); + } + PDFDataTransportStream.prototype = { + _onReceiveData: function PDFDataTransportStream_onReceiveData(args) { + var buffer = new Uint8Array(args.chunk).buffer; + if (args.begin === undefined) { + if (this._fullRequestReader) { + this._fullRequestReader._enqueue(buffer); + } else { + this._queuedChunks.push(buffer); + } + } else { + var found = this._rangeReaders.some(function (rangeReader) { + if (rangeReader._begin !== args.begin) { + return false; + } + rangeReader._enqueue(buffer); + return true; + }); + (0, _util.assert)(found); + } + }, + _onProgress: function PDFDataTransportStream_onDataProgress(evt) { + if (this._rangeReaders.length > 0) { + var firstReader = this._rangeReaders[0]; + if (firstReader.onProgress) { + firstReader.onProgress({ loaded: evt.loaded }); + } + } + }, + _removeRangeReader: function PDFDataTransportStream_removeRangeReader(reader) { + var i = this._rangeReaders.indexOf(reader); + if (i >= 0) { + this._rangeReaders.splice(i, 1); + } + }, + getFullReader: function PDFDataTransportStream_getFullReader() { + (0, _util.assert)(!this._fullRequestReader); + var queuedChunks = this._queuedChunks; + this._queuedChunks = null; + return new PDFDataTransportStreamReader(this, queuedChunks); + }, + getRangeReader: function PDFDataTransportStream_getRangeReader(begin, end) { + var reader = new PDFDataTransportStreamRangeReader(this, begin, end); + this._pdfDataRangeTransport.requestDataRange(begin, end); + this._rangeReaders.push(reader); + return reader; + }, + cancelAllRequests: function PDFDataTransportStream_cancelAllRequests(reason) { + if (this._fullRequestReader) { + this._fullRequestReader.cancel(reason); + } + var readers = this._rangeReaders.slice(0); + readers.forEach(function (rangeReader) { + rangeReader.cancel(reason); + }); + this._pdfDataRangeTransport.abort(); + } + }; + function PDFDataTransportStreamReader(stream, queuedChunks) { + this._stream = stream; + this._done = false; + this._queuedChunks = queuedChunks || []; + this._requests = []; + this._headersReady = Promise.resolve(); + stream._fullRequestReader = this; + this.onProgress = null; + } + PDFDataTransportStreamReader.prototype = { + _enqueue: function PDFDataTransportStreamReader_enqueue(chunk) { + if (this._done) { + return; + } + if (this._requests.length > 0) { + var requestCapability = this._requests.shift(); + requestCapability.resolve({ + value: chunk, + done: false + }); + return; + } + this._queuedChunks.push(chunk); + }, + get headersReady() { + return this._headersReady; + }, + get isRangeSupported() { + return this._stream._isRangeSupported; + }, + get isStreamingSupported() { + return this._stream._isStreamingSupported; + }, + get contentLength() { + return this._stream._contentLength; + }, + read: function PDFDataTransportStreamReader_read() { + if (this._queuedChunks.length > 0) { + var chunk = this._queuedChunks.shift(); + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = (0, _util.createPromiseCapability)(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFDataTransportStreamReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + } + }; + function PDFDataTransportStreamRangeReader(stream, begin, end) { + this._stream = stream; + this._begin = begin; + this._end = end; + this._queuedChunk = null; + this._requests = []; + this._done = false; + this.onProgress = null; + } + PDFDataTransportStreamRangeReader.prototype = { + _enqueue: function PDFDataTransportStreamRangeReader_enqueue(chunk) { + if (this._done) { + return; + } + if (this._requests.length === 0) { + this._queuedChunk = chunk; + } else { + var requestsCapability = this._requests.shift(); + requestsCapability.resolve({ + value: chunk, + done: false + }); + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + } + this._done = true; + this._stream._removeRangeReader(this); + }, + get isStreamingSupported() { + return false; + }, + read: function PDFDataTransportStreamRangeReader_read() { + if (this._queuedChunk) { + var chunk = this._queuedChunk; + this._queuedChunk = null; + return Promise.resolve({ + value: chunk, + done: false + }); + } + if (this._done) { + return Promise.resolve({ + value: undefined, + done: true + }); + } + var requestCapability = (0, _util.createPromiseCapability)(); + this._requests.push(requestCapability); + return requestCapability.promise; + }, + cancel: function PDFDataTransportStreamRangeReader_cancel(reason) { + this._done = true; + this._requests.forEach(function (requestCapability) { + requestCapability.resolve({ + value: undefined, + done: true + }); + }); + this._requests = []; + this._stream._removeRangeReader(this); + } + }; + return PDFDataTransportStream; +}(); +exports.PDFDataTransportStream = PDFDataTransportStream; + +/***/ }), +/* 15 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +var pdfjsVersion = '1.9.426'; +var pdfjsBuild = '2558a58d'; +var pdfjsSharedUtil = __w_pdfjs_require__(0); +var pdfjsDisplayGlobal = __w_pdfjs_require__(8); +var pdfjsDisplayAPI = __w_pdfjs_require__(2); +var pdfjsDisplayTextLayer = __w_pdfjs_require__(5); +var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(3); +var pdfjsDisplayDOMUtils = __w_pdfjs_require__(1); +var pdfjsDisplaySVG = __w_pdfjs_require__(4); +{ + __w_pdfjs_require__(9); +} +exports.PDFJS = pdfjsDisplayGlobal.PDFJS; +exports.build = pdfjsDisplayAPI.build; +exports.version = pdfjsDisplayAPI.version; +exports.getDocument = pdfjsDisplayAPI.getDocument; +exports.LoopbackPort = pdfjsDisplayAPI.LoopbackPort; +exports.PDFDataRangeTransport = pdfjsDisplayAPI.PDFDataRangeTransport; +exports.PDFWorker = pdfjsDisplayAPI.PDFWorker; +exports.renderTextLayer = pdfjsDisplayTextLayer.renderTextLayer; +exports.AnnotationLayer = pdfjsDisplayAnnotationLayer.AnnotationLayer; +exports.CustomStyle = pdfjsDisplayDOMUtils.CustomStyle; +exports.createPromiseCapability = pdfjsSharedUtil.createPromiseCapability; +exports.PasswordResponses = pdfjsSharedUtil.PasswordResponses; +exports.InvalidPDFException = pdfjsSharedUtil.InvalidPDFException; +exports.MissingPDFException = pdfjsSharedUtil.MissingPDFException; +exports.SVGGraphics = pdfjsDisplaySVG.SVGGraphics; +exports.NativeImageDecoding = pdfjsSharedUtil.NativeImageDecoding; +exports.UnexpectedResponseException = pdfjsSharedUtil.UnexpectedResponseException; +exports.OPS = pdfjsSharedUtil.OPS; +exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES; +exports.isValidUrl = pdfjsDisplayDOMUtils.isValidUrl; +exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl; +exports.createObjectURL = pdfjsSharedUtil.createObjectURL; +exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters; +exports.shadow = pdfjsSharedUtil.shadow; +exports.createBlob = pdfjsSharedUtil.createBlob; +exports.RenderingCancelledException = pdfjsDisplayDOMUtils.RenderingCancelledException; +exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl; +exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes; +exports.StatTimer = pdfjsSharedUtil.StatTimer; + +/***/ }), +/* 16 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; + +if (typeof PDFJS === 'undefined' || !PDFJS.compatibilityChecked) { + var globalScope = typeof window !== 'undefined' && window.Math === Math ? window : typeof global !== 'undefined' && global.Math === Math ? global : typeof self !== 'undefined' && self.Math === Math ? self : false ? undefined : {}; + var userAgent = typeof navigator !== 'undefined' && navigator.userAgent || ''; + var isAndroid = /Android/.test(userAgent); + var isAndroidPre3 = /Android\s[0-2][^\d]/.test(userAgent); + var isAndroidPre5 = /Android\s[0-4][^\d]/.test(userAgent); + var isChrome = userAgent.indexOf('Chrom') >= 0; + var isChromeWithRangeBug = /Chrome\/(39|40)\./.test(userAgent); + var isIOSChrome = userAgent.indexOf('CriOS') >= 0; + var isIE = userAgent.indexOf('Trident') >= 0; + var isIOS = /\b(iPad|iPhone|iPod)(?=;)/.test(userAgent); + var isOpera = userAgent.indexOf('Opera') >= 0; + var isSafari = /Safari\//.test(userAgent) && !/(Chrome\/|Android\s)/.test(userAgent); + var hasDOM = (typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && (typeof document === 'undefined' ? 'undefined' : _typeof(document)) === 'object'; + if (typeof PDFJS === 'undefined') { + globalScope.PDFJS = {}; + } + PDFJS.compatibilityChecked = true; + (function checkTypedArrayCompatibility() { + if (typeof Uint8Array !== 'undefined') { + if (typeof Uint8Array.prototype.subarray === 'undefined') { + Uint8Array.prototype.subarray = function subarray(start, end) { + return new Uint8Array(this.slice(start, end)); + }; + Float32Array.prototype.subarray = function subarray(start, end) { + return new Float32Array(this.slice(start, end)); + }; + } + if (typeof Float64Array === 'undefined') { + globalScope.Float64Array = Float32Array; + } + return; + } + function subarray(start, end) { + return new TypedArray(this.slice(start, end)); + } + function setArrayOffset(array, offset) { + if (arguments.length < 2) { + offset = 0; + } + for (var i = 0, n = array.length; i < n; ++i, ++offset) { + this[offset] = array[i] & 0xFF; + } + } + function Uint32ArrayView(buffer, length) { + this.buffer = buffer; + this.byteLength = buffer.length; + this.length = length; + ensureUint32ArrayViewProps(this.length); + } + Uint32ArrayView.prototype = Object.create(null); + var uint32ArrayViewSetters = 0; + function createUint32ArrayProp(index) { + return { + get: function get() { + var buffer = this.buffer, + offset = index << 2; + return (buffer[offset] | buffer[offset + 1] << 8 | buffer[offset + 2] << 16 | buffer[offset + 3] << 24) >>> 0; + }, + set: function set(value) { + var buffer = this.buffer, + offset = index << 2; + buffer[offset] = value & 255; + buffer[offset + 1] = value >> 8 & 255; + buffer[offset + 2] = value >> 16 & 255; + buffer[offset + 3] = value >>> 24 & 255; + } + }; + } + function ensureUint32ArrayViewProps(length) { + while (uint32ArrayViewSetters < length) { + Object.defineProperty(Uint32ArrayView.prototype, uint32ArrayViewSetters, createUint32ArrayProp(uint32ArrayViewSetters)); + uint32ArrayViewSetters++; + } + } + function TypedArray(arg1) { + var result, i, n; + if (typeof arg1 === 'number') { + result = []; + for (i = 0; i < arg1; ++i) { + result[i] = 0; + } + } else if ('slice' in arg1) { + result = arg1.slice(0); + } else { + result = []; + for (i = 0, n = arg1.length; i < n; ++i) { + result[i] = arg1[i]; + } + } + result.subarray = subarray; + result.buffer = result; + result.byteLength = result.length; + result.set = setArrayOffset; + if ((typeof arg1 === 'undefined' ? 'undefined' : _typeof(arg1)) === 'object' && arg1.buffer) { + result.buffer = arg1.buffer; + } + return result; + } + globalScope.Uint8Array = TypedArray; + globalScope.Int8Array = TypedArray; + globalScope.Int32Array = TypedArray; + globalScope.Uint16Array = TypedArray; + globalScope.Float32Array = TypedArray; + globalScope.Float64Array = TypedArray; + globalScope.Uint32Array = function () { + if (arguments.length === 3) { + if (arguments[1] !== 0) { + throw new Error('offset !== 0 is not supported'); + } + return new Uint32ArrayView(arguments[0], arguments[2]); + } + return TypedArray.apply(this, arguments); + }; + })(); + (function canvasPixelArrayBuffer() { + if (!hasDOM || !window.CanvasPixelArray) { + return; + } + var cpaProto = window.CanvasPixelArray.prototype; + if ('buffer' in cpaProto) { + return; + } + Object.defineProperty(cpaProto, 'buffer', { + get: function get() { + return this; + }, + + enumerable: false, + configurable: true + }); + Object.defineProperty(cpaProto, 'byteLength', { + get: function get() { + return this.length; + }, + + enumerable: false, + configurable: true + }); + })(); + (function normalizeURLObject() { + if (!globalScope.URL) { + globalScope.URL = globalScope.webkitURL; + } + })(); + (function checkObjectDefinePropertyCompatibility() { + if (typeof Object.defineProperty !== 'undefined') { + var definePropertyPossible = true; + try { + if (hasDOM) { + Object.defineProperty(new Image(), 'id', { value: 'test' }); + } + var Test = function Test() {}; + Test.prototype = { + get id() {} + }; + Object.defineProperty(new Test(), 'id', { + value: '', + configurable: true, + enumerable: true, + writable: false + }); + } catch (e) { + definePropertyPossible = false; + } + if (definePropertyPossible) { + return; + } + } + Object.defineProperty = function objectDefineProperty(obj, name, def) { + delete obj[name]; + if ('get' in def) { + obj.__defineGetter__(name, def['get']); + } + if ('set' in def) { + obj.__defineSetter__(name, def['set']); + } + if ('value' in def) { + obj.__defineSetter__(name, function objectDefinePropertySetter(value) { + this.__defineGetter__(name, function objectDefinePropertyGetter() { + return value; + }); + return value; + }); + obj[name] = def.value; + } + }; + })(); + (function checkXMLHttpRequestResponseCompatibility() { + if (typeof XMLHttpRequest === 'undefined') { + return; + } + var xhrPrototype = XMLHttpRequest.prototype; + var xhr = new XMLHttpRequest(); + if (!('overrideMimeType' in xhr)) { + Object.defineProperty(xhrPrototype, 'overrideMimeType', { + value: function xmlHttpRequestOverrideMimeType(mimeType) {} + }); + } + if ('responseType' in xhr) { + return; + } + Object.defineProperty(xhrPrototype, 'responseType', { + get: function xmlHttpRequestGetResponseType() { + return this._responseType || 'text'; + }, + set: function xmlHttpRequestSetResponseType(value) { + if (value === 'text' || value === 'arraybuffer') { + this._responseType = value; + if (value === 'arraybuffer' && typeof this.overrideMimeType === 'function') { + this.overrideMimeType('text/plain; charset=x-user-defined'); + } + } + } + }); + if (typeof VBArray !== 'undefined') { + Object.defineProperty(xhrPrototype, 'response', { + get: function xmlHttpRequestResponseGet() { + if (this.responseType === 'arraybuffer') { + return new Uint8Array(new VBArray(this.responseBody).toArray()); + } + return this.responseText; + } + }); + return; + } + Object.defineProperty(xhrPrototype, 'response', { + get: function xmlHttpRequestResponseGet() { + if (this.responseType !== 'arraybuffer') { + return this.responseText; + } + var text = this.responseText; + var i, + n = text.length; + var result = new Uint8Array(n); + for (i = 0; i < n; ++i) { + result[i] = text.charCodeAt(i) & 0xFF; + } + return result.buffer; + } + }); + })(); + (function checkWindowBtoaCompatibility() { + if ('btoa' in globalScope) { + return; + } + var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + globalScope.btoa = function (chars) { + var buffer = ''; + var i, n; + for (i = 0, n = chars.length; i < n; i += 3) { + var b1 = chars.charCodeAt(i) & 0xFF; + var b2 = chars.charCodeAt(i + 1) & 0xFF; + var b3 = chars.charCodeAt(i + 2) & 0xFF; + var d1 = b1 >> 2, + d2 = (b1 & 3) << 4 | b2 >> 4; + var d3 = i + 1 < n ? (b2 & 0xF) << 2 | b3 >> 6 : 64; + var d4 = i + 2 < n ? b3 & 0x3F : 64; + buffer += digits.charAt(d1) + digits.charAt(d2) + digits.charAt(d3) + digits.charAt(d4); + } + return buffer; + }; + })(); + (function checkWindowAtobCompatibility() { + if ('atob' in globalScope) { + return; + } + var digits = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/='; + globalScope.atob = function (input) { + input = input.replace(/=+$/, ''); + if (input.length % 4 === 1) { + throw new Error('bad atob input'); + } + for (var bc = 0, bs, buffer, idx = 0, output = ''; buffer = input.charAt(idx++); ~buffer && (bs = bc % 4 ? bs * 64 + buffer : buffer, bc++ % 4) ? output += String.fromCharCode(255 & bs >> (-2 * bc & 6)) : 0) { + buffer = digits.indexOf(buffer); + } + return output; + }; + })(); + (function checkFunctionPrototypeBindCompatibility() { + if (typeof Function.prototype.bind !== 'undefined') { + return; + } + Function.prototype.bind = function functionPrototypeBind(obj) { + var fn = this, + headArgs = Array.prototype.slice.call(arguments, 1); + var bound = function functionPrototypeBindBound() { + var args = headArgs.concat(Array.prototype.slice.call(arguments)); + return fn.apply(obj, args); + }; + return bound; + }; + })(); + (function checkDatasetProperty() { + if (!hasDOM) { + return; + } + var div = document.createElement('div'); + if ('dataset' in div) { + return; + } + Object.defineProperty(HTMLElement.prototype, 'dataset', { + get: function get() { + if (this._dataset) { + return this._dataset; + } + var dataset = {}; + for (var j = 0, jj = this.attributes.length; j < jj; j++) { + var attribute = this.attributes[j]; + if (attribute.name.substring(0, 5) !== 'data-') { + continue; + } + var key = attribute.name.substring(5).replace(/\-([a-z])/g, function (all, ch) { + return ch.toUpperCase(); + }); + dataset[key] = attribute.value; + } + Object.defineProperty(this, '_dataset', { + value: dataset, + writable: false, + enumerable: false + }); + return dataset; + }, + + enumerable: true + }); + })(); + (function checkClassListProperty() { + function changeList(element, itemName, add, remove) { + var s = element.className || ''; + var list = s.split(/\s+/g); + if (list[0] === '') { + list.shift(); + } + var index = list.indexOf(itemName); + if (index < 0 && add) { + list.push(itemName); + } + if (index >= 0 && remove) { + list.splice(index, 1); + } + element.className = list.join(' '); + return index >= 0; + } + if (!hasDOM) { + return; + } + var div = document.createElement('div'); + if ('classList' in div) { + return; + } + var classListPrototype = { + add: function add(name) { + changeList(this.element, name, true, false); + }, + contains: function contains(name) { + return changeList(this.element, name, false, false); + }, + remove: function remove(name) { + changeList(this.element, name, false, true); + }, + toggle: function toggle(name) { + changeList(this.element, name, true, true); + } + }; + Object.defineProperty(HTMLElement.prototype, 'classList', { + get: function get() { + if (this._classList) { + return this._classList; + } + var classList = Object.create(classListPrototype, { + element: { + value: this, + writable: false, + enumerable: true + } + }); + Object.defineProperty(this, '_classList', { + value: classList, + writable: false, + enumerable: false + }); + return classList; + }, + + enumerable: true + }); + })(); + (function checkWorkerConsoleCompatibility() { + if (typeof importScripts === 'undefined' || 'console' in globalScope) { + return; + } + var consoleTimer = {}; + var workerConsole = { + log: function log() { + var args = Array.prototype.slice.call(arguments); + globalScope.postMessage({ + targetName: 'main', + action: 'console_log', + data: args + }); + }, + error: function error() { + var args = Array.prototype.slice.call(arguments); + globalScope.postMessage({ + targetName: 'main', + action: 'console_error', + data: args + }); + }, + time: function time(name) { + consoleTimer[name] = Date.now(); + }, + timeEnd: function timeEnd(name) { + var time = consoleTimer[name]; + if (!time) { + throw new Error('Unknown timer name ' + name); + } + this.log('Timer:', name, Date.now() - time); + } + }; + globalScope.console = workerConsole; + })(); + (function checkConsoleCompatibility() { + if (!hasDOM) { + return; + } + if (!('console' in window)) { + window.console = { + log: function log() {}, + error: function error() {}, + warn: function warn() {} + }; + return; + } + if (!('bind' in console.log)) { + console.log = function (fn) { + return function (msg) { + return fn(msg); + }; + }(console.log); + console.error = function (fn) { + return function (msg) { + return fn(msg); + }; + }(console.error); + console.warn = function (fn) { + return function (msg) { + return fn(msg); + }; + }(console.warn); + return; + } + })(); + (function checkOnClickCompatibility() { + function ignoreIfTargetDisabled(event) { + if (isDisabled(event.target)) { + event.stopPropagation(); + } + } + function isDisabled(node) { + return node.disabled || node.parentNode && isDisabled(node.parentNode); + } + if (isOpera) { + document.addEventListener('click', ignoreIfTargetDisabled, true); + } + })(); + (function checkOnBlobSupport() { + if (isIE || isIOSChrome) { + PDFJS.disableCreateObjectURL = true; + } + })(); + (function checkNavigatorLanguage() { + if (typeof navigator === 'undefined') { + return; + } + if ('language' in navigator) { + return; + } + PDFJS.locale = navigator.userLanguage || 'en-US'; + })(); + (function checkRangeRequests() { + if (isSafari || isAndroidPre3 || isChromeWithRangeBug || isIOS) { + PDFJS.disableRange = true; + PDFJS.disableStream = true; + } + })(); + (function checkHistoryManipulation() { + if (!hasDOM) { + return; + } + if (!history.pushState || isAndroidPre3) { + PDFJS.disableHistory = true; + } + })(); + (function checkSetPresenceInImageData() { + if (!hasDOM) { + return; + } + if (window.CanvasPixelArray) { + if (typeof window.CanvasPixelArray.prototype.set !== 'function') { + window.CanvasPixelArray.prototype.set = function (arr) { + for (var i = 0, ii = this.length; i < ii; i++) { + this[i] = arr[i]; + } + }; + } + } else { + var polyfill = false, + versionMatch; + if (isChrome) { + versionMatch = userAgent.match(/Chrom(e|ium)\/([0-9]+)\./); + polyfill = versionMatch && parseInt(versionMatch[2]) < 21; + } else if (isAndroid) { + polyfill = isAndroidPre5; + } else if (isSafari) { + versionMatch = userAgent.match(/Version\/([0-9]+)\.([0-9]+)\.([0-9]+) Safari\//); + polyfill = versionMatch && parseInt(versionMatch[1]) < 6; + } + if (polyfill) { + var contextPrototype = window.CanvasRenderingContext2D.prototype; + var createImageData = contextPrototype.createImageData; + contextPrototype.createImageData = function (w, h) { + var imageData = createImageData.call(this, w, h); + imageData.data.set = function (arr) { + for (var i = 0, ii = this.length; i < ii; i++) { + this[i] = arr[i]; + } + }; + return imageData; + }; + contextPrototype = null; + } + } + })(); + (function checkRequestAnimationFrame() { + function installFakeAnimationFrameFunctions() { + window.requestAnimationFrame = function (callback) { + return window.setTimeout(callback, 20); + }; + window.cancelAnimationFrame = function (timeoutID) { + window.clearTimeout(timeoutID); + }; + } + if (!hasDOM) { + return; + } + if (isIOS) { + installFakeAnimationFrameFunctions(); + return; + } + if ('requestAnimationFrame' in window) { + return; + } + window.requestAnimationFrame = window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame; + if (window.requestAnimationFrame) { + return; + } + installFakeAnimationFrameFunctions(); + })(); + (function checkCanvasSizeLimitation() { + if (isIOS || isAndroid) { + PDFJS.maxCanvasPixels = 5242880; + } + })(); + (function checkFullscreenSupport() { + if (!hasDOM) { + return; + } + if (isIE && window.parent !== window) { + PDFJS.disableFullscreen = true; + } + })(); + (function checkCurrentScript() { + if (!hasDOM) { + return; + } + if ('currentScript' in document) { + return; + } + Object.defineProperty(document, 'currentScript', { + get: function get() { + var scripts = document.getElementsByTagName('script'); + return scripts[scripts.length - 1]; + }, + + enumerable: true, + configurable: true + }); + })(); + (function checkInputTypeNumberAssign() { + if (!hasDOM) { + return; + } + var el = document.createElement('input'); + try { + el.type = 'number'; + } catch (ex) { + var inputProto = el.constructor.prototype; + var typeProperty = Object.getOwnPropertyDescriptor(inputProto, 'type'); + Object.defineProperty(inputProto, 'type', { + get: function get() { + return typeProperty.get.call(this); + }, + set: function set(value) { + typeProperty.set.call(this, value === 'number' ? 'text' : value); + }, + + enumerable: true, + configurable: true + }); + } + })(); + (function checkDocumentReadyState() { + if (!hasDOM) { + return; + } + if (!document.attachEvent) { + return; + } + var documentProto = document.constructor.prototype; + var readyStateProto = Object.getOwnPropertyDescriptor(documentProto, 'readyState'); + Object.defineProperty(documentProto, 'readyState', { + get: function get() { + var value = readyStateProto.get.call(this); + return value === 'interactive' ? 'loading' : value; + }, + set: function set(value) { + readyStateProto.set.call(this, value); + }, + + enumerable: true, + configurable: true + }); + })(); + (function checkChildNodeRemove() { + if (!hasDOM) { + return; + } + if (typeof Element.prototype.remove !== 'undefined') { + return; + } + Element.prototype.remove = function () { + if (this.parentNode) { + this.parentNode.removeChild(this); + } + }; + })(); + (function checkNumberIsNaN() { + if (Number.isNaN) { + return; + } + Number.isNaN = function (value) { + return typeof value === 'number' && isNaN(value); + }; + })(); + (function checkNumberIsInteger() { + if (Number.isInteger) { + return; + } + Number.isInteger = function (value) { + return typeof value === 'number' && isFinite(value) && Math.floor(value) === value; + }; + })(); + (function checkPromise() { + if (globalScope.Promise) { + if (typeof globalScope.Promise.all !== 'function') { + globalScope.Promise.all = function (iterable) { + var count = 0, + results = [], + resolve, + reject; + var promise = new globalScope.Promise(function (resolve_, reject_) { + resolve = resolve_; + reject = reject_; + }); + iterable.forEach(function (p, i) { + count++; + p.then(function (result) { + results[i] = result; + count--; + if (count === 0) { + resolve(results); + } + }, reject); + }); + if (count === 0) { + resolve(results); + } + return promise; + }; + } + if (typeof globalScope.Promise.resolve !== 'function') { + globalScope.Promise.resolve = function (value) { + return new globalScope.Promise(function (resolve) { + resolve(value); + }); + }; + } + if (typeof globalScope.Promise.reject !== 'function') { + globalScope.Promise.reject = function (reason) { + return new globalScope.Promise(function (resolve, reject) { + reject(reason); + }); + }; + } + if (typeof globalScope.Promise.prototype.catch !== 'function') { + globalScope.Promise.prototype.catch = function (onReject) { + return globalScope.Promise.prototype.then(undefined, onReject); + }; + } + return; + } + var STATUS_PENDING = 0; + var STATUS_RESOLVED = 1; + var STATUS_REJECTED = 2; + var REJECTION_TIMEOUT = 500; + var HandlerManager = { + handlers: [], + running: false, + unhandledRejections: [], + pendingRejectionCheck: false, + scheduleHandlers: function scheduleHandlers(promise) { + if (promise._status === STATUS_PENDING) { + return; + } + this.handlers = this.handlers.concat(promise._handlers); + promise._handlers = []; + if (this.running) { + return; + } + this.running = true; + setTimeout(this.runHandlers.bind(this), 0); + }, + runHandlers: function runHandlers() { + var RUN_TIMEOUT = 1; + var timeoutAt = Date.now() + RUN_TIMEOUT; + while (this.handlers.length > 0) { + var handler = this.handlers.shift(); + var nextStatus = handler.thisPromise._status; + var nextValue = handler.thisPromise._value; + try { + if (nextStatus === STATUS_RESOLVED) { + if (typeof handler.onResolve === 'function') { + nextValue = handler.onResolve(nextValue); + } + } else if (typeof handler.onReject === 'function') { + nextValue = handler.onReject(nextValue); + nextStatus = STATUS_RESOLVED; + if (handler.thisPromise._unhandledRejection) { + this.removeUnhandeledRejection(handler.thisPromise); + } + } + } catch (ex) { + nextStatus = STATUS_REJECTED; + nextValue = ex; + } + handler.nextPromise._updateStatus(nextStatus, nextValue); + if (Date.now() >= timeoutAt) { + break; + } + } + if (this.handlers.length > 0) { + setTimeout(this.runHandlers.bind(this), 0); + return; + } + this.running = false; + }, + addUnhandledRejection: function addUnhandledRejection(promise) { + this.unhandledRejections.push({ + promise: promise, + time: Date.now() + }); + this.scheduleRejectionCheck(); + }, + removeUnhandeledRejection: function removeUnhandeledRejection(promise) { + promise._unhandledRejection = false; + for (var i = 0; i < this.unhandledRejections.length; i++) { + if (this.unhandledRejections[i].promise === promise) { + this.unhandledRejections.splice(i); + i--; + } + } + }, + scheduleRejectionCheck: function scheduleRejectionCheck() { + var _this = this; + + if (this.pendingRejectionCheck) { + return; + } + this.pendingRejectionCheck = true; + setTimeout(function () { + _this.pendingRejectionCheck = false; + var now = Date.now(); + for (var i = 0; i < _this.unhandledRejections.length; i++) { + if (now - _this.unhandledRejections[i].time > REJECTION_TIMEOUT) { + var unhandled = _this.unhandledRejections[i].promise._value; + var msg = 'Unhandled rejection: ' + unhandled; + if (unhandled.stack) { + msg += '\n' + unhandled.stack; + } + try { + throw new Error(msg); + } catch (_) { + console.warn(msg); + } + _this.unhandledRejections.splice(i); + i--; + } + } + if (_this.unhandledRejections.length) { + _this.scheduleRejectionCheck(); + } + }, REJECTION_TIMEOUT); + } + }; + var Promise = function Promise(resolver) { + this._status = STATUS_PENDING; + this._handlers = []; + try { + resolver.call(this, this._resolve.bind(this), this._reject.bind(this)); + } catch (e) { + this._reject(e); + } + }; + Promise.all = function Promise_all(promises) { + var resolveAll, rejectAll; + var deferred = new Promise(function (resolve, reject) { + resolveAll = resolve; + rejectAll = reject; + }); + var unresolved = promises.length; + var results = []; + if (unresolved === 0) { + resolveAll(results); + return deferred; + } + function reject(reason) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results = []; + rejectAll(reason); + } + for (var i = 0, ii = promises.length; i < ii; ++i) { + var promise = promises[i]; + var resolve = function (i) { + return function (value) { + if (deferred._status === STATUS_REJECTED) { + return; + } + results[i] = value; + unresolved--; + if (unresolved === 0) { + resolveAll(results); + } + }; + }(i); + if (Promise.isPromise(promise)) { + promise.then(resolve, reject); + } else { + resolve(promise); + } + } + return deferred; + }; + Promise.isPromise = function Promise_isPromise(value) { + return value && typeof value.then === 'function'; + }; + Promise.resolve = function Promise_resolve(value) { + return new Promise(function (resolve) { + resolve(value); + }); + }; + Promise.reject = function Promise_reject(reason) { + return new Promise(function (resolve, reject) { + reject(reason); + }); + }; + Promise.prototype = { + _status: null, + _value: null, + _handlers: null, + _unhandledRejection: null, + _updateStatus: function Promise__updateStatus(status, value) { + if (this._status === STATUS_RESOLVED || this._status === STATUS_REJECTED) { + return; + } + if (status === STATUS_RESOLVED && Promise.isPromise(value)) { + value.then(this._updateStatus.bind(this, STATUS_RESOLVED), this._updateStatus.bind(this, STATUS_REJECTED)); + return; + } + this._status = status; + this._value = value; + if (status === STATUS_REJECTED && this._handlers.length === 0) { + this._unhandledRejection = true; + HandlerManager.addUnhandledRejection(this); + } + HandlerManager.scheduleHandlers(this); + }, + _resolve: function Promise_resolve(value) { + this._updateStatus(STATUS_RESOLVED, value); + }, + _reject: function Promise_reject(reason) { + this._updateStatus(STATUS_REJECTED, reason); + }, + then: function Promise_then(onResolve, onReject) { + var nextPromise = new Promise(function (resolve, reject) { + this.resolve = resolve; + this.reject = reject; + }); + this._handlers.push({ + thisPromise: this, + onResolve: onResolve, + onReject: onReject, + nextPromise: nextPromise + }); + HandlerManager.scheduleHandlers(this); + return nextPromise; + }, + catch: function Promise_catch(onReject) { + return this.then(undefined, onReject); + } + }; + globalScope.Promise = Promise; + })(); + (function checkWeakMap() { + if (globalScope.WeakMap) { + return; + } + var id = 0; + function WeakMap() { + this.id = '$weakmap' + id++; + } + WeakMap.prototype = { + has: function has(obj) { + if ((typeof obj === 'undefined' ? 'undefined' : _typeof(obj)) !== 'object' && typeof obj !== 'function' || obj === null) { + return false; + } + return !!Object.getOwnPropertyDescriptor(obj, this.id); + }, + get: function get(obj) { + return this.has(obj) ? obj[this.id] : undefined; + }, + set: function set(obj, value) { + Object.defineProperty(obj, this.id, { + value: value, + enumerable: false, + configurable: true + }); + }, + delete: function _delete(obj) { + delete obj[this.id]; + } + }; + globalScope.WeakMap = WeakMap; + })(); + (function checkURLConstructor() { + var hasWorkingUrl = false; + try { + if (typeof URL === 'function' && _typeof(URL.prototype) === 'object' && 'origin' in URL.prototype) { + var u = new URL('b', 'http://a'); + u.pathname = 'c%20d'; + hasWorkingUrl = u.href === 'http://a/c%20d'; + } + } catch (e) {} + if (hasWorkingUrl) { + return; + } + var relative = Object.create(null); + relative['ftp'] = 21; + relative['file'] = 0; + relative['gopher'] = 70; + relative['http'] = 80; + relative['https'] = 443; + relative['ws'] = 80; + relative['wss'] = 443; + var relativePathDotMapping = Object.create(null); + relativePathDotMapping['%2e'] = '.'; + relativePathDotMapping['.%2e'] = '..'; + relativePathDotMapping['%2e.'] = '..'; + relativePathDotMapping['%2e%2e'] = '..'; + function isRelativeScheme(scheme) { + return relative[scheme] !== undefined; + } + function invalid() { + clear.call(this); + this._isInvalid = true; + } + function IDNAToASCII(h) { + if (h === '') { + invalid.call(this); + } + return h.toLowerCase(); + } + function percentEscape(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x3F, 0x60].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + function percentEscapeQuery(c) { + var unicode = c.charCodeAt(0); + if (unicode > 0x20 && unicode < 0x7F && [0x22, 0x23, 0x3C, 0x3E, 0x60].indexOf(unicode) === -1) { + return c; + } + return encodeURIComponent(c); + } + var EOF, + ALPHA = /[a-zA-Z]/, + ALPHANUMERIC = /[a-zA-Z0-9\+\-\.]/; + function parse(input, stateOverride, base) { + function err(message) { + errors.push(message); + } + var state = stateOverride || 'scheme start', + cursor = 0, + buffer = '', + seenAt = false, + seenBracket = false, + errors = []; + loop: while ((input[cursor - 1] !== EOF || cursor === 0) && !this._isInvalid) { + var c = input[cursor]; + switch (state) { + case 'scheme start': + if (c && ALPHA.test(c)) { + buffer += c.toLowerCase(); + state = 'scheme'; + } else if (!stateOverride) { + buffer = ''; + state = 'no scheme'; + continue; + } else { + err('Invalid scheme.'); + break loop; + } + break; + case 'scheme': + if (c && ALPHANUMERIC.test(c)) { + buffer += c.toLowerCase(); + } else if (c === ':') { + this._scheme = buffer; + buffer = ''; + if (stateOverride) { + break loop; + } + if (isRelativeScheme(this._scheme)) { + this._isRelative = true; + } + if (this._scheme === 'file') { + state = 'relative'; + } else if (this._isRelative && base && base._scheme === this._scheme) { + state = 'relative or authority'; + } else if (this._isRelative) { + state = 'authority first slash'; + } else { + state = 'scheme data'; + } + } else if (!stateOverride) { + buffer = ''; + cursor = 0; + state = 'no scheme'; + continue; + } else if (c === EOF) { + break loop; + } else { + err('Code point not allowed in scheme: ' + c); + break loop; + } + break; + case 'scheme data': + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else { + if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') { + this._schemeData += percentEscape(c); + } + } + break; + case 'no scheme': + if (!base || !isRelativeScheme(base._scheme)) { + err('Missing scheme.'); + invalid.call(this); + } else { + state = 'relative'; + continue; + } + break; + case 'relative or authority': + if (c === '/' && input[cursor + 1] === '/') { + state = 'authority ignore slashes'; + } else { + err('Expected /, got: ' + c); + state = 'relative'; + continue; + } + break; + case 'relative': + this._isRelative = true; + if (this._scheme !== 'file') { + this._scheme = base._scheme; + } + if (c === EOF) { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._username = base._username; + this._password = base._password; + break loop; + } else if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + state = 'relative slash'; + } else if (c === '?') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = '?'; + this._username = base._username; + this._password = base._password; + state = 'query'; + } else if (c === '#') { + this._host = base._host; + this._port = base._port; + this._path = base._path.slice(); + this._query = base._query; + this._fragment = '#'; + this._username = base._username; + this._password = base._password; + state = 'fragment'; + } else { + var nextC = input[cursor + 1]; + var nextNextC = input[cursor + 2]; + if (this._scheme !== 'file' || !ALPHA.test(c) || nextC !== ':' && nextC !== '|' || nextNextC !== EOF && nextNextC !== '/' && nextNextC !== '\\' && nextNextC !== '?' && nextNextC !== '#') { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + this._path = base._path.slice(); + this._path.pop(); + } + state = 'relative path'; + continue; + } + break; + case 'relative slash': + if (c === '/' || c === '\\') { + if (c === '\\') { + err('\\ is an invalid code point.'); + } + if (this._scheme === 'file') { + state = 'file host'; + } else { + state = 'authority ignore slashes'; + } + } else { + if (this._scheme !== 'file') { + this._host = base._host; + this._port = base._port; + this._username = base._username; + this._password = base._password; + } + state = 'relative path'; + continue; + } + break; + case 'authority first slash': + if (c === '/') { + state = 'authority second slash'; + } else { + err('Expected \'/\', got: ' + c); + state = 'authority ignore slashes'; + continue; + } + break; + case 'authority second slash': + state = 'authority ignore slashes'; + if (c !== '/') { + err('Expected \'/\', got: ' + c); + continue; + } + break; + case 'authority ignore slashes': + if (c !== '/' && c !== '\\') { + state = 'authority'; + continue; + } else { + err('Expected authority, got: ' + c); + } + break; + case 'authority': + if (c === '@') { + if (seenAt) { + err('@ already seen.'); + buffer += '%40'; + } + seenAt = true; + for (var i = 0; i < buffer.length; i++) { + var cp = buffer[i]; + if (cp === '\t' || cp === '\n' || cp === '\r') { + err('Invalid whitespace in authority.'); + continue; + } + if (cp === ':' && this._password === null) { + this._password = ''; + continue; + } + var tempC = percentEscape(cp); + if (this._password !== null) { + this._password += tempC; + } else { + this._username += tempC; + } + } + buffer = ''; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + cursor -= buffer.length; + buffer = ''; + state = 'host'; + continue; + } else { + buffer += c; + } + break; + case 'file host': + if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + if (buffer.length === 2 && ALPHA.test(buffer[0]) && (buffer[1] === ':' || buffer[1] === '|')) { + state = 'relative path'; + } else if (buffer.length === 0) { + state = 'relative path start'; + } else { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + } + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid whitespace in file host.'); + } else { + buffer += c; + } + break; + case 'host': + case 'hostname': + if (c === ':' && !seenBracket) { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'port'; + if (stateOverride === 'hostname') { + break loop; + } + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#') { + this._host = IDNAToASCII.call(this, buffer); + buffer = ''; + state = 'relative path start'; + if (stateOverride) { + break loop; + } + continue; + } else if (c !== '\t' && c !== '\n' && c !== '\r') { + if (c === '[') { + seenBracket = true; + } else if (c === ']') { + seenBracket = false; + } + buffer += c; + } else { + err('Invalid code point in host/hostname: ' + c); + } + break; + case 'port': + if (/[0-9]/.test(c)) { + buffer += c; + } else if (c === EOF || c === '/' || c === '\\' || c === '?' || c === '#' || stateOverride) { + if (buffer !== '') { + var temp = parseInt(buffer, 10); + if (temp !== relative[this._scheme]) { + this._port = temp + ''; + } + buffer = ''; + } + if (stateOverride) { + break loop; + } + state = 'relative path start'; + continue; + } else if (c === '\t' || c === '\n' || c === '\r') { + err('Invalid code point in port: ' + c); + } else { + invalid.call(this); + } + break; + case 'relative path start': + if (c === '\\') { + err('\'\\\' not allowed in path.'); + } + state = 'relative path'; + if (c !== '/' && c !== '\\') { + continue; + } + break; + case 'relative path': + if (c === EOF || c === '/' || c === '\\' || !stateOverride && (c === '?' || c === '#')) { + if (c === '\\') { + err('\\ not allowed in relative path.'); + } + var tmp; + if (tmp = relativePathDotMapping[buffer.toLowerCase()]) { + buffer = tmp; + } + if (buffer === '..') { + this._path.pop(); + if (c !== '/' && c !== '\\') { + this._path.push(''); + } + } else if (buffer === '.' && c !== '/' && c !== '\\') { + this._path.push(''); + } else if (buffer !== '.') { + if (this._scheme === 'file' && this._path.length === 0 && buffer.length === 2 && ALPHA.test(buffer[0]) && buffer[1] === '|') { + buffer = buffer[0] + ':'; + } + this._path.push(buffer); + } + buffer = ''; + if (c === '?') { + this._query = '?'; + state = 'query'; + } else if (c === '#') { + this._fragment = '#'; + state = 'fragment'; + } + } else if (c !== '\t' && c !== '\n' && c !== '\r') { + buffer += percentEscape(c); + } + break; + case 'query': + if (!stateOverride && c === '#') { + this._fragment = '#'; + state = 'fragment'; + } else if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') { + this._query += percentEscapeQuery(c); + } + break; + case 'fragment': + if (c !== EOF && c !== '\t' && c !== '\n' && c !== '\r') { + this._fragment += c; + } + break; + } + cursor++; + } + } + function clear() { + this._scheme = ''; + this._schemeData = ''; + this._username = ''; + this._password = null; + this._host = ''; + this._port = ''; + this._path = []; + this._query = ''; + this._fragment = ''; + this._isInvalid = false; + this._isRelative = false; + } + function JURL(url, base) { + if (base !== undefined && !(base instanceof JURL)) { + base = new JURL(String(base)); + } + this._url = url; + clear.call(this); + var input = url.replace(/^[ \t\r\n\f]+|[ \t\r\n\f]+$/g, ''); + parse.call(this, input, null, base); + } + JURL.prototype = { + toString: function toString() { + return this.href; + }, + + get href() { + if (this._isInvalid) { + return this._url; + } + var authority = ''; + if (this._username !== '' || this._password !== null) { + authority = this._username + (this._password !== null ? ':' + this._password : '') + '@'; + } + return this.protocol + (this._isRelative ? '//' + authority + this.host : '') + this.pathname + this._query + this._fragment; + }, + set href(value) { + clear.call(this); + parse.call(this, value); + }, + get protocol() { + return this._scheme + ':'; + }, + set protocol(value) { + if (this._isInvalid) { + return; + } + parse.call(this, value + ':', 'scheme start'); + }, + get host() { + return this._isInvalid ? '' : this._port ? this._host + ':' + this._port : this._host; + }, + set host(value) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, value, 'host'); + }, + get hostname() { + return this._host; + }, + set hostname(value) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, value, 'hostname'); + }, + get port() { + return this._port; + }, + set port(value) { + if (this._isInvalid || !this._isRelative) { + return; + } + parse.call(this, value, 'port'); + }, + get pathname() { + return this._isInvalid ? '' : this._isRelative ? '/' + this._path.join('/') : this._schemeData; + }, + set pathname(value) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._path = []; + parse.call(this, value, 'relative path start'); + }, + get search() { + return this._isInvalid || !this._query || this._query === '?' ? '' : this._query; + }, + set search(value) { + if (this._isInvalid || !this._isRelative) { + return; + } + this._query = '?'; + if (value[0] === '?') { + value = value.slice(1); + } + parse.call(this, value, 'query'); + }, + get hash() { + return this._isInvalid || !this._fragment || this._fragment === '#' ? '' : this._fragment; + }, + set hash(value) { + if (this._isInvalid) { + return; + } + this._fragment = '#'; + if (value[0] === '#') { + value = value.slice(1); + } + parse.call(this, value, 'fragment'); + }, + get origin() { + var host; + if (this._isInvalid || !this._scheme) { + return ''; + } + switch (this._scheme) { + case 'data': + case 'file': + case 'javascript': + case 'mailto': + return 'null'; + case 'blob': + try { + return new JURL(this._schemeData).origin || 'null'; + } catch (_) {} + return 'null'; + } + host = this.host; + if (!host) { + return ''; + } + return this._scheme + '://' + host; + } + }; + var OriginalURL = globalScope.URL; + if (OriginalURL) { + JURL.createObjectURL = function (blob) { + return OriginalURL.createObjectURL.apply(OriginalURL, arguments); + }; + JURL.revokeObjectURL = function (url) { + OriginalURL.revokeObjectURL(url); + }; + } + globalScope.URL = JURL; + })(); +} + +/***/ }), +/* 17 */ +/***/ (function(module, exports, __w_pdfjs_require__) { + +"use strict"; + + +var isReadableStreamSupported = false; +if (typeof ReadableStream !== 'undefined') { + try { + new ReadableStream({ + start: function start(controller) { + controller.close(); + } + }); + isReadableStreamSupported = true; + } catch (e) {} +} +if (isReadableStreamSupported) { + exports.ReadableStream = ReadableStream; +} else { + exports.ReadableStream = __w_pdfjs_require__(10).ReadableStream; +} + +/***/ }) +/******/ ]); +}); +//# sourceMappingURL=pdf.js.map
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