UNPKG

pdfjs-dist

Version:

Generic build of Mozilla's PDF.js library.

1,502 lines (1,482 loc) • 618 kB
/** * @licstart The following is the entire license notice for the * Javascript code in this page * * 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. * * @licend The above is the entire license notice for the * Javascript code in this page */ (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.pdfjsLib = 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; /******/ /******/ // 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, { enumerable: true, get: getter }); /******/ } /******/ }; /******/ /******/ // define __esModule on exports /******/ __w_pdfjs_require__.r = function(exports) { /******/ if(typeof Symbol !== 'undefined' && Symbol.toStringTag) { /******/ Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' }); /******/ } /******/ Object.defineProperty(exports, '__esModule', { value: true }); /******/ }; /******/ /******/ // create a fake namespace object /******/ // mode & 1: value is a module id, require it /******/ // mode & 2: merge all properties of value into the ns /******/ // mode & 4: return value when already ns object /******/ // mode & 8|1: behave like require /******/ __w_pdfjs_require__.t = function(value, mode) { /******/ if(mode & 1) value = __w_pdfjs_require__(value); /******/ if(mode & 8) return value; /******/ if((mode & 4) && typeof value === 'object' && value && value.__esModule) return value; /******/ var ns = Object.create(null); /******/ __w_pdfjs_require__.r(ns); /******/ Object.defineProperty(ns, 'default', { enumerable: true, value: value }); /******/ if(mode & 2 && typeof value != 'string') for(var key in value) __w_pdfjs_require__.d(ns, key, function(key) { return value[key]; }.bind(null, key)); /******/ return ns; /******/ }; /******/ /******/ // 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 = 0); /******/ }) /************************************************************************/ /******/ ([ /* 0 */ /***/ (function(module, exports, __w_pdfjs_require__) { "use strict"; var pdfjsVersion = '2.0.550'; var pdfjsBuild = '76337fdc'; var pdfjsSharedUtil = __w_pdfjs_require__(1); var pdfjsDisplayAPI = __w_pdfjs_require__(114); var pdfjsDisplayTextLayer = __w_pdfjs_require__(126); var pdfjsDisplayAnnotationLayer = __w_pdfjs_require__(127); var pdfjsDisplayDOMUtils = __w_pdfjs_require__(115); var pdfjsDisplaySVG = __w_pdfjs_require__(128); var pdfjsDisplayWorkerOptions = __w_pdfjs_require__(120); var pdfjsDisplayAPICompatibility = __w_pdfjs_require__(117); { var isNodeJS = __w_pdfjs_require__(4); if (isNodeJS()) { var PDFNodeStream = __w_pdfjs_require__(129).PDFNodeStream; pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) { return new PDFNodeStream(params); }); } else if (typeof Response !== 'undefined' && 'body' in Response.prototype && typeof ReadableStream !== 'undefined') { var PDFFetchStream = __w_pdfjs_require__(132).PDFFetchStream; pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) { return new PDFFetchStream(params); }); } else { var PDFNetworkStream = __w_pdfjs_require__(133).PDFNetworkStream; pdfjsDisplayAPI.setPDFNetworkStreamFactory(function (params) { return new PDFNetworkStream(params); }); } } 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.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.VerbosityLevel = pdfjsSharedUtil.VerbosityLevel; exports.UNSUPPORTED_FEATURES = pdfjsSharedUtil.UNSUPPORTED_FEATURES; exports.createValidAbsoluteUrl = pdfjsSharedUtil.createValidAbsoluteUrl; exports.createObjectURL = pdfjsSharedUtil.createObjectURL; exports.removeNullCharacters = pdfjsSharedUtil.removeNullCharacters; exports.shadow = pdfjsSharedUtil.shadow; exports.createBlob = pdfjsSharedUtil.createBlob; exports.Util = pdfjsSharedUtil.Util; exports.RenderingCancelledException = pdfjsDisplayDOMUtils.RenderingCancelledException; exports.getFilenameFromUrl = pdfjsDisplayDOMUtils.getFilenameFromUrl; exports.LinkTarget = pdfjsDisplayDOMUtils.LinkTarget; exports.addLinkAttributes = pdfjsDisplayDOMUtils.addLinkAttributes; exports.GlobalWorkerOptions = pdfjsDisplayWorkerOptions.GlobalWorkerOptions; exports.apiCompatibilityParams = pdfjsDisplayAPICompatibility.apiCompatibilityParams; /***/ }), /* 1 */ /***/ (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.isEvalSupported = exports.isLittleEndian = exports.createValidAbsoluteUrl = exports.isSameOrigin = exports.isSpace = exports.isString = exports.isNum = exports.isEmptyObj = exports.isBool = exports.isArrayBuffer = exports.info = exports.getVerbosityLevel = exports.getLookupTableFactory = exports.getInheritableProperty = 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.PasswordResponses = exports.PasswordException = exports.NotImplementedException = exports.NativeImageDecoding = exports.MissingPDFException = exports.MissingDataException = exports.InvalidPDFException = exports.AbortException = exports.CMapCompressionType = exports.ImageKind = exports.FontType = exports.AnnotationType = exports.AnnotationFlag = exports.AnnotationFieldFlag = exports.AnnotationBorderStyleType = exports.UNSUPPORTED_FEATURES = exports.VerbosityLevel = 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__(2); var _streams_polyfill = __w_pdfjs_require__(112); 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 VerbosityLevel = { 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 = VerbosityLevel.WARNINGS; function setVerbosityLevel(level) { if (Number.isInteger(level)) { verbosity = level; } } function getVerbosityLevel() { return verbosity; } function info(msg) { if (verbosity >= VerbosityLevel.INFOS) { console.log('Info: ' + msg); } } function warn(msg) { if (verbosity >= VerbosityLevel.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) { if (x <= 0) { return 0; } return Math.ceil(Math.log2(x)); } 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; } } function getInheritableProperty(_ref) { var dict = _ref.dict, key = _ref.key, _ref$getArray = _ref.getArray, getArray = _ref$getArray === undefined ? false : _ref$getArray, _ref$stopWhenFound = _ref.stopWhenFound, stopWhenFound = _ref$stopWhenFound === undefined ? true : _ref$stopWhenFound; var LOOP_LIMIT = 100; var loopCount = 0; var values = void 0; while (dict) { var value = getArray ? dict.getArray(key) : dict.get(key); if (value !== undefined) { if (stopWhenFound) { return value; } if (!values) { values = []; } values.push(value); } if (++loopCount > LOOP_LIMIT) { warn('getInheritableProperty: maximum loop count exceeded for "' + key + '"'); break; } dict = dict.get('Parent'); } return values; } 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; }; 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(Number.isInteger(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.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 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 isNum(v) { return typeof v === 'number'; } function isString(v) { return typeof v === 'string'; } 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 createPromiseCapability() { var capability = {}; capability.promise = new Promise(function (resolve, reject) { capability.resolve = resolve; capability.reject = reject; }); return capability; } 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; }; }(); exports.FONT_IDENTITY_MATRIX = FONT_IDENTITY_MATRIX; exports.IDENTITY_MATRIX = IDENTITY_MATRIX; exports.OPS = OPS; exports.VerbosityLevel = VerbosityLevel; 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.MissingDataException = MissingDataException; exports.MissingPDFException = MissingPDFException; exports.NativeImageDecoding = NativeImageDecoding; exports.NotImplementedException = NotImplementedException; exports.PasswordException = PasswordException; exports.PasswordResponses = PasswordResponses; 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.getInheritableProperty = getInheritableProperty; exports.getLookupTableFactory = getLookupTableFactory; exports.getVerbosityLevel = getVerbosityLevel; exports.info = info; exports.isArrayBuffer = isArrayBuffer; exports.isBool = isBool; exports.isEmptyObj = isEmptyObj; exports.isNum = isNum; exports.isString = isString; exports.isSpace = isSpace; exports.isSameOrigin = isSameOrigin; exports.createValidAbsoluteUrl = createValidAbsoluteUrl; exports.isLittleEndian = isLittleEndian; exports.isEvalSupported = isEvalSupported; 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; /***/ }), /* 2 */ /***/ (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; }; var globalScope = __w_pdfjs_require__(3); if (!globalScope._pdfjsCompatibilityChecked) { globalScope._pdfjsCompatibilityChecked = true; var isNodeJS = __w_pdfjs_require__(4); var hasDOM = (typeof window === 'undefined' ? 'undefined' : _typeof(window)) === 'object' && (typeof document === 'undefined' ? 'undefined' : _typeof(document)) === 'object'; (function checkNodeBtoa() { if (globalScope.btoa || !isNodeJS()) { return; } globalScope.btoa = function (chars) { return Buffer.from(chars, 'binary').toString('base64'); }; })(); (function checkNodeAtob() { if (globalScope.atob || !isNodeJS()) { return; } globalScope.atob = function (input) { return Buffer.from(input, 'base64').toString('binary'); }; })(); (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 checkChildNodeRemove() { if (!hasDOM) { return; } if (typeof Element.prototype.remove !== 'undefined') { return; } Element.prototype.remove = function () { if (this.parentNode) { this.parentNode.removeChild(this); } }; })(); (function checkStringIncludes() { if (String.prototype.includes) { return; } __w_pdfjs_require__(5); })(); (function checkArrayIncludes() { if (Array.prototype.includes) { return; } __w_pdfjs_require__(33); })(); (function checkMathLog2() { if (Math.log2) { return; } Math.log2 = __w_pdfjs_require__(42); })(); (function checkNumberIsNaN() { if (Number.isNaN) { return; } Number.isNaN = __w_pdfjs_require__(44); })(); (function checkNumberIsInteger() { if (Number.isInteger) { return; } Number.isInteger = __w_pdfjs_require__(46); })(); (function checkPromise() { if (globalScope.Promise) { return; } globalScope.Promise = __w_pdfjs_require__(49); })(); (function checkWeakMap() { if (globalScope.WeakMap) { return; } globalScope.WeakMap = __w_pdfjs_require__(89); })(); (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