pdfjs-lib
Version:
Generic build of Mozilla's PDF.js library.
1,698 lines (1,661 loc) • 228 kB
JavaScript
/**
* @licstart The following is the entire license notice for the
* JavaScript code in this page
*
* Copyright 2022 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/web/pdf_viewer", [], factory);
else if(typeof exports === 'object')
exports["pdfjs-dist/web/pdf_viewer"] = factory();
else
root["pdfjs-dist/web/pdf_viewer"] = root.pdfjsViewer = factory();
})(globalThis, () => {
return /******/ (() => { // webpackBootstrap
/******/ "use strict";
/******/ var __webpack_modules__ = ([
/* 0 */,
/* 1 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.SimpleLinkService = exports.PDFLinkService = exports.LinkTarget = void 0;
var _ui_utils = __w_pdfjs_require__(2);
const DEFAULT_LINK_REL = "noopener noreferrer nofollow";
const LinkTarget = {
NONE: 0,
SELF: 1,
BLANK: 2,
PARENT: 3,
TOP: 4
};
exports.LinkTarget = LinkTarget;
function addLinkAttributes(link, {
url,
target,
rel,
enabled = true
} = {}) {
if (!url || typeof url !== "string") {
throw new Error('A valid "url" parameter must provided.');
}
const urlNullRemoved = (0, _ui_utils.removeNullCharacters)(url);
if (enabled) {
link.href = link.title = urlNullRemoved;
} else {
link.href = "";
link.title = `Disabled: ${urlNullRemoved}`;
link.onclick = () => {
return false;
};
}
let targetStr = "";
switch (target) {
case LinkTarget.NONE:
break;
case LinkTarget.SELF:
targetStr = "_self";
break;
case LinkTarget.BLANK:
targetStr = "_blank";
break;
case LinkTarget.PARENT:
targetStr = "_parent";
break;
case LinkTarget.TOP:
targetStr = "_top";
break;
}
link.target = targetStr;
link.rel = typeof rel === "string" ? rel : DEFAULT_LINK_REL;
}
class PDFLinkService {
#pagesRefCache = new Map();
constructor({
eventBus,
externalLinkTarget = null,
externalLinkRel = null,
ignoreDestinationZoom = false
} = {}) {
this.eventBus = eventBus;
this.externalLinkTarget = externalLinkTarget;
this.externalLinkRel = externalLinkRel;
this.externalLinkEnabled = true;
this._ignoreDestinationZoom = ignoreDestinationZoom;
this.baseUrl = null;
this.pdfDocument = null;
this.pdfViewer = null;
this.pdfHistory = null;
}
setDocument(pdfDocument, baseUrl = null) {
this.baseUrl = baseUrl;
this.pdfDocument = pdfDocument;
this.#pagesRefCache.clear();
}
setViewer(pdfViewer) {
this.pdfViewer = pdfViewer;
}
setHistory(pdfHistory) {
this.pdfHistory = pdfHistory;
}
get pagesCount() {
return this.pdfDocument ? this.pdfDocument.numPages : 0;
}
get page() {
return this.pdfViewer.currentPageNumber;
}
set page(value) {
this.pdfViewer.currentPageNumber = value;
}
get rotation() {
return this.pdfViewer.pagesRotation;
}
set rotation(value) {
this.pdfViewer.pagesRotation = value;
}
get isInPresentationMode() {
return this.pdfViewer.isInPresentationMode;
}
#goToDestinationHelper(rawDest, namedDest = null, explicitDest) {
const destRef = explicitDest[0];
let pageNumber;
if (typeof destRef === "object" && destRef !== null) {
pageNumber = this._cachedPageNumber(destRef);
if (!pageNumber) {
this.pdfDocument.getPageIndex(destRef).then(pageIndex => {
this.cachePageRef(pageIndex + 1, destRef);
this.#goToDestinationHelper(rawDest, namedDest, explicitDest);
}).catch(() => {
console.error(`PDFLinkService.#goToDestinationHelper: "${destRef}" is not ` + `a valid page reference, for dest="${rawDest}".`);
});
return;
}
} else if (Number.isInteger(destRef)) {
pageNumber = destRef + 1;
} else {
console.error(`PDFLinkService.#goToDestinationHelper: "${destRef}" is not ` + `a valid destination reference, for dest="${rawDest}".`);
return;
}
if (!pageNumber || pageNumber < 1 || pageNumber > this.pagesCount) {
console.error(`PDFLinkService.#goToDestinationHelper: "${pageNumber}" is not ` + `a valid page number, for dest="${rawDest}".`);
return;
}
if (this.pdfHistory) {
this.pdfHistory.pushCurrentPosition();
this.pdfHistory.push({
namedDest,
explicitDest,
pageNumber
});
}
this.pdfViewer.scrollPageIntoView({
pageNumber,
destArray: explicitDest,
ignoreDestinationZoom: this._ignoreDestinationZoom
});
}
async goToDestination(dest) {
if (!this.pdfDocument) {
return;
}
let namedDest, explicitDest;
if (typeof dest === "string") {
namedDest = dest;
explicitDest = await this.pdfDocument.getDestination(dest);
} else {
namedDest = null;
explicitDest = await dest;
}
if (!Array.isArray(explicitDest)) {
console.error(`PDFLinkService.goToDestination: "${explicitDest}" is not ` + `a valid destination array, for dest="${dest}".`);
return;
}
this.#goToDestinationHelper(dest, namedDest, explicitDest);
}
goToPage(val) {
if (!this.pdfDocument) {
return;
}
const pageNumber = typeof val === "string" && this.pdfViewer.pageLabelToPageNumber(val) || val | 0;
if (!(Number.isInteger(pageNumber) && pageNumber > 0 && pageNumber <= this.pagesCount)) {
console.error(`PDFLinkService.goToPage: "${val}" is not a valid page.`);
return;
}
if (this.pdfHistory) {
this.pdfHistory.pushCurrentPosition();
this.pdfHistory.pushPage(pageNumber);
}
this.pdfViewer.scrollPageIntoView({
pageNumber
});
}
addLinkAttributes(link, url, newWindow = false) {
addLinkAttributes(link, {
url,
target: newWindow ? LinkTarget.BLANK : this.externalLinkTarget,
rel: this.externalLinkRel,
enabled: this.externalLinkEnabled
});
}
getDestinationHash(dest) {
if (typeof dest === "string") {
if (dest.length > 0) {
return this.getAnchorUrl("#" + escape(dest));
}
} else if (Array.isArray(dest)) {
const str = JSON.stringify(dest);
if (str.length > 0) {
return this.getAnchorUrl("#" + escape(str));
}
}
return this.getAnchorUrl("");
}
getAnchorUrl(anchor) {
return (this.baseUrl || "") + anchor;
}
setHash(hash) {
if (!this.pdfDocument) {
return;
}
let pageNumber, dest;
if (hash.includes("=")) {
const params = (0, _ui_utils.parseQueryString)(hash);
if (params.has("search")) {
this.eventBus.dispatch("findfromurlhash", {
source: this,
query: params.get("search").replace(/"/g, ""),
phraseSearch: params.get("phrase") === "true"
});
}
if (params.has("page")) {
pageNumber = params.get("page") | 0 || 1;
}
if (params.has("zoom")) {
const zoomArgs = params.get("zoom").split(",");
const zoomArg = zoomArgs[0];
const zoomArgNumber = parseFloat(zoomArg);
if (!zoomArg.includes("Fit")) {
dest = [null, {
name: "XYZ"
}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null, zoomArgs.length > 2 ? zoomArgs[2] | 0 : null, zoomArgNumber ? zoomArgNumber / 100 : zoomArg];
} else {
if (zoomArg === "Fit" || zoomArg === "FitB") {
dest = [null, {
name: zoomArg
}];
} else if (zoomArg === "FitH" || zoomArg === "FitBH" || zoomArg === "FitV" || zoomArg === "FitBV") {
dest = [null, {
name: zoomArg
}, zoomArgs.length > 1 ? zoomArgs[1] | 0 : null];
} else if (zoomArg === "FitR") {
if (zoomArgs.length !== 5) {
console.error('PDFLinkService.setHash: Not enough parameters for "FitR".');
} else {
dest = [null, {
name: zoomArg
}, zoomArgs[1] | 0, zoomArgs[2] | 0, zoomArgs[3] | 0, zoomArgs[4] | 0];
}
} else {
console.error(`PDFLinkService.setHash: "${zoomArg}" is not a valid zoom value.`);
}
}
}
if (dest) {
this.pdfViewer.scrollPageIntoView({
pageNumber: pageNumber || this.page,
destArray: dest,
allowNegativeOffset: true
});
} else if (pageNumber) {
this.page = pageNumber;
}
if (params.has("pagemode")) {
this.eventBus.dispatch("pagemode", {
source: this,
mode: params.get("pagemode")
});
}
if (params.has("nameddest")) {
this.goToDestination(params.get("nameddest"));
}
} else {
dest = unescape(hash);
try {
dest = JSON.parse(dest);
if (!Array.isArray(dest)) {
dest = dest.toString();
}
} catch (ex) {}
if (typeof dest === "string" || PDFLinkService.#isValidExplicitDestination(dest)) {
this.goToDestination(dest);
return;
}
console.error(`PDFLinkService.setHash: "${unescape(hash)}" is not a valid destination.`);
}
}
executeNamedAction(action) {
switch (action) {
case "GoBack":
this.pdfHistory?.back();
break;
case "GoForward":
this.pdfHistory?.forward();
break;
case "NextPage":
this.pdfViewer.nextPage();
break;
case "PrevPage":
this.pdfViewer.previousPage();
break;
case "LastPage":
this.page = this.pagesCount;
break;
case "FirstPage":
this.page = 1;
break;
default:
break;
}
this.eventBus.dispatch("namedaction", {
source: this,
action
});
}
async executeSetOCGState(action) {
const pdfDocument = this.pdfDocument;
const optionalContentConfig = await this.pdfViewer.optionalContentConfigPromise;
if (pdfDocument !== this.pdfDocument) {
return;
}
let operator;
for (const elem of action.state) {
switch (elem) {
case "ON":
case "OFF":
case "Toggle":
operator = elem;
continue;
}
switch (operator) {
case "ON":
optionalContentConfig.setVisibility(elem, true);
break;
case "OFF":
optionalContentConfig.setVisibility(elem, false);
break;
case "Toggle":
const group = optionalContentConfig.getGroup(elem);
if (group) {
optionalContentConfig.setVisibility(elem, !group.visible);
}
break;
}
}
this.pdfViewer.optionalContentConfigPromise = Promise.resolve(optionalContentConfig);
}
cachePageRef(pageNum, pageRef) {
if (!pageRef) {
return;
}
const refStr = pageRef.gen === 0 ? `${pageRef.num}R` : `${pageRef.num}R${pageRef.gen}`;
this.#pagesRefCache.set(refStr, pageNum);
}
_cachedPageNumber(pageRef) {
if (!pageRef) {
return null;
}
const refStr = pageRef.gen === 0 ? `${pageRef.num}R` : `${pageRef.num}R${pageRef.gen}`;
return this.#pagesRefCache.get(refStr) || null;
}
isPageVisible(pageNumber) {
return this.pdfViewer.isPageVisible(pageNumber);
}
isPageCached(pageNumber) {
return this.pdfViewer.isPageCached(pageNumber);
}
static #isValidExplicitDestination(dest) {
if (!Array.isArray(dest)) {
return false;
}
const destLength = dest.length;
if (destLength < 2) {
return false;
}
const page = dest[0];
if (!(typeof page === "object" && Number.isInteger(page.num) && Number.isInteger(page.gen)) && !(Number.isInteger(page) && page >= 0)) {
return false;
}
const zoom = dest[1];
if (!(typeof zoom === "object" && typeof zoom.name === "string")) {
return false;
}
let allowNull = true;
switch (zoom.name) {
case "XYZ":
if (destLength !== 5) {
return false;
}
break;
case "Fit":
case "FitB":
return destLength === 2;
case "FitH":
case "FitBH":
case "FitV":
case "FitBV":
if (destLength !== 3) {
return false;
}
break;
case "FitR":
if (destLength !== 6) {
return false;
}
allowNull = false;
break;
default:
return false;
}
for (let i = 2; i < destLength; i++) {
const param = dest[i];
if (!(typeof param === "number" || allowNull && param === null)) {
return false;
}
}
return true;
}
}
exports.PDFLinkService = PDFLinkService;
class SimpleLinkService {
constructor() {
this.externalLinkEnabled = true;
}
get pagesCount() {
return 0;
}
get page() {
return 0;
}
set page(value) {}
get rotation() {
return 0;
}
set rotation(value) {}
get isInPresentationMode() {
return false;
}
async goToDestination(dest) {}
goToPage(val) {}
addLinkAttributes(link, url, newWindow = false) {
addLinkAttributes(link, {
url,
enabled: this.externalLinkEnabled
});
}
getDestinationHash(dest) {
return "#";
}
getAnchorUrl(hash) {
return "#";
}
setHash(hash) {}
executeNamedAction(action) {}
executeSetOCGState(action) {}
cachePageRef(pageNum, pageRef) {}
isPageVisible(pageNumber) {
return true;
}
isPageCached(pageNumber) {
return true;
}
}
exports.SimpleLinkService = SimpleLinkService;
/***/ }),
/* 2 */
/***/ ((__unused_webpack_module, exports) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.animationStarted = exports.VERTICAL_PADDING = exports.UNKNOWN_SCALE = exports.TextLayerMode = exports.SpreadMode = exports.SidebarView = exports.ScrollMode = exports.SCROLLBAR_PADDING = exports.RenderingStates = exports.RendererType = exports.ProgressBar = exports.PresentationModeState = exports.OutputScale = exports.MIN_SCALE = exports.MAX_SCALE = exports.MAX_AUTO_SCALE = exports.DEFAULT_SCALE_VALUE = exports.DEFAULT_SCALE_DELTA = exports.DEFAULT_SCALE = exports.AutoPrintRegExp = void 0;
exports.apiPageLayoutToViewerModes = apiPageLayoutToViewerModes;
exports.apiPageModeToSidebarView = apiPageModeToSidebarView;
exports.approximateFraction = approximateFraction;
exports.backtrackBeforeAllVisibleElements = backtrackBeforeAllVisibleElements;
exports.binarySearchFirstItem = binarySearchFirstItem;
exports.docStyle = void 0;
exports.getActiveOrFocusedElement = getActiveOrFocusedElement;
exports.getPageSizeInches = getPageSizeInches;
exports.getVisibleElements = getVisibleElements;
exports.isPortraitOrientation = isPortraitOrientation;
exports.isValidRotation = isValidRotation;
exports.isValidScrollMode = isValidScrollMode;
exports.isValidSpreadMode = isValidSpreadMode;
exports.noContextMenuHandler = noContextMenuHandler;
exports.normalizeWheelEventDelta = normalizeWheelEventDelta;
exports.normalizeWheelEventDirection = normalizeWheelEventDirection;
exports.parseQueryString = parseQueryString;
exports.removeNullCharacters = removeNullCharacters;
exports.roundToDivide = roundToDivide;
exports.scrollIntoView = scrollIntoView;
exports.watchScroll = watchScroll;
const DEFAULT_SCALE_VALUE = "auto";
exports.DEFAULT_SCALE_VALUE = DEFAULT_SCALE_VALUE;
const DEFAULT_SCALE = 1.0;
exports.DEFAULT_SCALE = DEFAULT_SCALE;
const DEFAULT_SCALE_DELTA = 1.1;
exports.DEFAULT_SCALE_DELTA = DEFAULT_SCALE_DELTA;
const MIN_SCALE = 0.1;
exports.MIN_SCALE = MIN_SCALE;
const MAX_SCALE = 10.0;
exports.MAX_SCALE = MAX_SCALE;
const UNKNOWN_SCALE = 0;
exports.UNKNOWN_SCALE = UNKNOWN_SCALE;
const MAX_AUTO_SCALE = 1.25;
exports.MAX_AUTO_SCALE = MAX_AUTO_SCALE;
const SCROLLBAR_PADDING = 40;
exports.SCROLLBAR_PADDING = SCROLLBAR_PADDING;
const VERTICAL_PADDING = 5;
exports.VERTICAL_PADDING = VERTICAL_PADDING;
const RenderingStates = {
INITIAL: 0,
RUNNING: 1,
PAUSED: 2,
FINISHED: 3
};
exports.RenderingStates = RenderingStates;
const PresentationModeState = {
UNKNOWN: 0,
NORMAL: 1,
CHANGING: 2,
FULLSCREEN: 3
};
exports.PresentationModeState = PresentationModeState;
const SidebarView = {
UNKNOWN: -1,
NONE: 0,
THUMBS: 1,
OUTLINE: 2,
ATTACHMENTS: 3,
LAYERS: 4
};
exports.SidebarView = SidebarView;
const RendererType = {
CANVAS: "canvas",
SVG: "svg"
};
exports.RendererType = RendererType;
const TextLayerMode = {
DISABLE: 0,
ENABLE: 1
};
exports.TextLayerMode = TextLayerMode;
const ScrollMode = {
UNKNOWN: -1,
VERTICAL: 0,
HORIZONTAL: 1,
WRAPPED: 2,
PAGE: 3
};
exports.ScrollMode = ScrollMode;
const SpreadMode = {
UNKNOWN: -1,
NONE: 0,
ODD: 1,
EVEN: 2
};
exports.SpreadMode = SpreadMode;
const AutoPrintRegExp = /\bprint\s*\(/;
exports.AutoPrintRegExp = AutoPrintRegExp;
class OutputScale {
constructor() {
const pixelRatio = window.devicePixelRatio || 1;
this.sx = pixelRatio;
this.sy = pixelRatio;
}
get scaled() {
return this.sx !== 1 || this.sy !== 1;
}
}
exports.OutputScale = OutputScale;
function scrollIntoView(element, spot, scrollMatches = false) {
let parent = element.offsetParent;
if (!parent) {
console.error("offsetParent is not set -- cannot scroll");
return;
}
let offsetY = element.offsetTop + element.clientTop;
let offsetX = element.offsetLeft + element.clientLeft;
while (parent.clientHeight === parent.scrollHeight && parent.clientWidth === parent.scrollWidth || scrollMatches && (parent.classList.contains("markedContent") || getComputedStyle(parent).overflow === "hidden")) {
offsetY += parent.offsetTop;
offsetX += parent.offsetLeft;
parent = parent.offsetParent;
if (!parent) {
return;
}
}
if (spot) {
if (spot.top !== undefined) {
offsetY += spot.top;
}
if (spot.left !== undefined) {
offsetX += spot.left;
parent.scrollLeft = offsetX;
}
}
parent.scrollTop = offsetY;
}
function watchScroll(viewAreaElement, callback) {
const debounceScroll = function (evt) {
if (rAF) {
return;
}
rAF = window.requestAnimationFrame(function viewAreaElementScrolled() {
rAF = null;
const currentX = viewAreaElement.scrollLeft;
const lastX = state.lastX;
if (currentX !== lastX) {
state.right = currentX > lastX;
}
state.lastX = currentX;
const currentY = viewAreaElement.scrollTop;
const lastY = state.lastY;
if (currentY !== lastY) {
state.down = currentY > lastY;
}
state.lastY = currentY;
callback(state);
});
};
const state = {
right: true,
down: true,
lastX: viewAreaElement.scrollLeft,
lastY: viewAreaElement.scrollTop,
_eventHandler: debounceScroll
};
let rAF = null;
viewAreaElement.addEventListener("scroll", debounceScroll, true);
return state;
}
function parseQueryString(query) {
const params = new Map();
for (const [key, value] of new URLSearchParams(query)) {
params.set(key.toLowerCase(), value);
}
return params;
}
const NullCharactersRegExp = /\x00/g;
const InvisibleCharactersRegExp = /[\x01-\x1F]/g;
function removeNullCharacters(str, replaceInvisible = false) {
if (typeof str !== "string") {
console.error(`The argument must be a string.`);
return str;
}
if (replaceInvisible) {
str = str.replace(InvisibleCharactersRegExp, " ");
}
return str.replace(NullCharactersRegExp, "");
}
function binarySearchFirstItem(items, condition, start = 0) {
let minIndex = start;
let maxIndex = items.length - 1;
if (maxIndex < 0 || !condition(items[maxIndex])) {
return items.length;
}
if (condition(items[minIndex])) {
return minIndex;
}
while (minIndex < maxIndex) {
const currentIndex = minIndex + maxIndex >> 1;
const currentItem = items[currentIndex];
if (condition(currentItem)) {
maxIndex = currentIndex;
} else {
minIndex = currentIndex + 1;
}
}
return minIndex;
}
function approximateFraction(x) {
if (Math.floor(x) === x) {
return [x, 1];
}
const xinv = 1 / x;
const limit = 8;
if (xinv > limit) {
return [1, limit];
} else if (Math.floor(xinv) === xinv) {
return [1, xinv];
}
const x_ = x > 1 ? xinv : x;
let a = 0,
b = 1,
c = 1,
d = 1;
while (true) {
const p = a + c,
q = b + d;
if (q > limit) {
break;
}
if (x_ <= p / q) {
c = p;
d = q;
} else {
a = p;
b = q;
}
}
let result;
if (x_ - a / b < c / d - x_) {
result = x_ === x ? [a, b] : [b, a];
} else {
result = x_ === x ? [c, d] : [d, c];
}
return result;
}
function roundToDivide(x, div) {
const r = x % div;
return r === 0 ? x : Math.round(x - r + div);
}
function getPageSizeInches({
view,
userUnit,
rotate
}) {
const [x1, y1, x2, y2] = view;
const changeOrientation = rotate % 180 !== 0;
const width = (x2 - x1) / 72 * userUnit;
const height = (y2 - y1) / 72 * userUnit;
return {
width: changeOrientation ? height : width,
height: changeOrientation ? width : height
};
}
function backtrackBeforeAllVisibleElements(index, views, top) {
if (index < 2) {
return index;
}
let elt = views[index].div;
let pageTop = elt.offsetTop + elt.clientTop;
if (pageTop >= top) {
elt = views[index - 1].div;
pageTop = elt.offsetTop + elt.clientTop;
}
for (let i = index - 2; i >= 0; --i) {
elt = views[i].div;
if (elt.offsetTop + elt.clientTop + elt.clientHeight <= pageTop) {
break;
}
index = i;
}
return index;
}
function getVisibleElements({
scrollEl,
views,
sortByVisibility = false,
horizontal = false,
rtl = false
}) {
const top = scrollEl.scrollTop,
bottom = top + scrollEl.clientHeight;
const left = scrollEl.scrollLeft,
right = left + scrollEl.clientWidth;
function isElementBottomAfterViewTop(view) {
const element = view.div;
const elementBottom = element.offsetTop + element.clientTop + element.clientHeight;
return elementBottom > top;
}
function isElementNextAfterViewHorizontally(view) {
const element = view.div;
const elementLeft = element.offsetLeft + element.clientLeft;
const elementRight = elementLeft + element.clientWidth;
return rtl ? elementLeft < right : elementRight > left;
}
const visible = [],
ids = new Set(),
numViews = views.length;
let firstVisibleElementInd = binarySearchFirstItem(views, horizontal ? isElementNextAfterViewHorizontally : isElementBottomAfterViewTop);
if (firstVisibleElementInd > 0 && firstVisibleElementInd < numViews && !horizontal) {
firstVisibleElementInd = backtrackBeforeAllVisibleElements(firstVisibleElementInd, views, top);
}
let lastEdge = horizontal ? right : -1;
for (let i = firstVisibleElementInd; i < numViews; i++) {
const view = views[i],
element = view.div;
const currentWidth = element.offsetLeft + element.clientLeft;
const currentHeight = element.offsetTop + element.clientTop;
const viewWidth = element.clientWidth,
viewHeight = element.clientHeight;
const viewRight = currentWidth + viewWidth;
const viewBottom = currentHeight + viewHeight;
if (lastEdge === -1) {
if (viewBottom >= bottom) {
lastEdge = viewBottom;
}
} else if ((horizontal ? currentWidth : currentHeight) > lastEdge) {
break;
}
if (viewBottom <= top || currentHeight >= bottom || viewRight <= left || currentWidth >= right) {
continue;
}
const hiddenHeight = Math.max(0, top - currentHeight) + Math.max(0, viewBottom - bottom);
const hiddenWidth = Math.max(0, left - currentWidth) + Math.max(0, viewRight - right);
const fractionHeight = (viewHeight - hiddenHeight) / viewHeight,
fractionWidth = (viewWidth - hiddenWidth) / viewWidth;
const percent = fractionHeight * fractionWidth * 100 | 0;
visible.push({
id: view.id,
x: currentWidth,
y: currentHeight,
view,
percent,
widthPercent: fractionWidth * 100 | 0
});
ids.add(view.id);
}
const first = visible[0],
last = visible.at(-1);
if (sortByVisibility) {
visible.sort(function (a, b) {
const pc = a.percent - b.percent;
if (Math.abs(pc) > 0.001) {
return -pc;
}
return a.id - b.id;
});
}
return {
first,
last,
views: visible,
ids
};
}
function noContextMenuHandler(evt) {
evt.preventDefault();
}
function normalizeWheelEventDirection(evt) {
let delta = Math.hypot(evt.deltaX, evt.deltaY);
const angle = Math.atan2(evt.deltaY, evt.deltaX);
if (-0.25 * Math.PI < angle && angle < 0.75 * Math.PI) {
delta = -delta;
}
return delta;
}
function normalizeWheelEventDelta(evt) {
let delta = normalizeWheelEventDirection(evt);
const MOUSE_DOM_DELTA_PIXEL_MODE = 0;
const MOUSE_DOM_DELTA_LINE_MODE = 1;
const MOUSE_PIXELS_PER_LINE = 30;
const MOUSE_LINES_PER_PAGE = 30;
if (evt.deltaMode === MOUSE_DOM_DELTA_PIXEL_MODE) {
delta /= MOUSE_PIXELS_PER_LINE * MOUSE_LINES_PER_PAGE;
} else if (evt.deltaMode === MOUSE_DOM_DELTA_LINE_MODE) {
delta /= MOUSE_LINES_PER_PAGE;
}
return delta;
}
function isValidRotation(angle) {
return Number.isInteger(angle) && angle % 90 === 0;
}
function isValidScrollMode(mode) {
return Number.isInteger(mode) && Object.values(ScrollMode).includes(mode) && mode !== ScrollMode.UNKNOWN;
}
function isValidSpreadMode(mode) {
return Number.isInteger(mode) && Object.values(SpreadMode).includes(mode) && mode !== SpreadMode.UNKNOWN;
}
function isPortraitOrientation(size) {
return size.width <= size.height;
}
const animationStarted = new Promise(function (resolve) {
window.requestAnimationFrame(resolve);
});
exports.animationStarted = animationStarted;
const docStyle = document.documentElement.style;
exports.docStyle = docStyle;
function clamp(v, min, max) {
return Math.min(Math.max(v, min), max);
}
class ProgressBar {
#classList = null;
#percent = 0;
#visible = true;
constructor(bar) {
this.#classList = bar.classList;
}
get percent() {
return this.#percent;
}
set percent(val) {
this.#percent = clamp(val, 0, 100);
if (isNaN(val)) {
this.#classList.add("indeterminate");
return;
}
this.#classList.remove("indeterminate");
docStyle.setProperty("--progressBar-percent", `${this.#percent}%`);
}
setWidth(viewer) {
if (!viewer) {
return;
}
const container = viewer.parentNode;
const scrollbarWidth = container.offsetWidth - viewer.offsetWidth;
if (scrollbarWidth > 0) {
docStyle.setProperty("--progressBar-end-offset", `${scrollbarWidth}px`);
}
}
hide() {
if (!this.#visible) {
return;
}
this.#visible = false;
this.#classList.add("hidden");
}
show() {
if (this.#visible) {
return;
}
this.#visible = true;
this.#classList.remove("hidden");
}
}
exports.ProgressBar = ProgressBar;
function getActiveOrFocusedElement() {
let curRoot = document;
let curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
while (curActiveOrFocused?.shadowRoot) {
curRoot = curActiveOrFocused.shadowRoot;
curActiveOrFocused = curRoot.activeElement || curRoot.querySelector(":focus");
}
return curActiveOrFocused;
}
function apiPageLayoutToViewerModes(layout) {
let scrollMode = ScrollMode.VERTICAL,
spreadMode = SpreadMode.NONE;
switch (layout) {
case "SinglePage":
scrollMode = ScrollMode.PAGE;
break;
case "OneColumn":
break;
case "TwoPageLeft":
scrollMode = ScrollMode.PAGE;
case "TwoColumnLeft":
spreadMode = SpreadMode.ODD;
break;
case "TwoPageRight":
scrollMode = ScrollMode.PAGE;
case "TwoColumnRight":
spreadMode = SpreadMode.EVEN;
break;
}
return {
scrollMode,
spreadMode
};
}
function apiPageModeToSidebarView(mode) {
switch (mode) {
case "UseNone":
return SidebarView.NONE;
case "UseThumbs":
return SidebarView.THUMBS;
case "UseOutlines":
return SidebarView.OUTLINE;
case "UseAttachments":
return SidebarView.ATTACHMENTS;
case "UseOC":
return SidebarView.LAYERS;
}
return SidebarView.NONE;
}
/***/ }),
/* 3 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.AnnotationLayerBuilder = void 0;
var _pdfjsLib = __w_pdfjs_require__(4);
var _l10n_utils = __w_pdfjs_require__(5);
var _ui_utils = __w_pdfjs_require__(2);
class AnnotationLayerBuilder {
#numAnnotations = 0;
#onPresentationModeChanged = null;
constructor({
pageDiv,
pdfPage,
linkService,
downloadManager,
annotationStorage = null,
imageResourcesPath = "",
renderForms = true,
l10n = _l10n_utils.NullL10n,
enableScripting = false,
hasJSActionsPromise = null,
fieldObjectsPromise = null,
annotationCanvasMap = null,
accessibilityManager = null
}) {
this.pageDiv = pageDiv;
this.pdfPage = pdfPage;
this.linkService = linkService;
this.downloadManager = downloadManager;
this.imageResourcesPath = imageResourcesPath;
this.renderForms = renderForms;
this.l10n = l10n;
this.annotationStorage = annotationStorage;
this.enableScripting = enableScripting;
this._hasJSActionsPromise = hasJSActionsPromise || Promise.resolve(false);
this._fieldObjectsPromise = fieldObjectsPromise || Promise.resolve(null);
this._annotationCanvasMap = annotationCanvasMap;
this._accessibilityManager = accessibilityManager;
this.div = null;
this._cancelled = false;
this._eventBus = linkService.eventBus;
}
async render(viewport, intent = "display") {
if (this.div) {
if (this._cancelled || this.#numAnnotations === 0) {
return;
}
_pdfjsLib.AnnotationLayer.update({
viewport: viewport.clone({
dontFlip: true
}),
div: this.div,
annotationCanvasMap: this._annotationCanvasMap
});
return;
}
const [annotations, hasJSActions, fieldObjects] = await Promise.all([this.pdfPage.getAnnotations({
intent
}), this._hasJSActionsPromise, this._fieldObjectsPromise]);
if (this._cancelled) {
return;
}
this.#numAnnotations = annotations.length;
this.div = document.createElement("div");
this.div.className = "annotationLayer";
this.pageDiv.append(this.div);
if (this.#numAnnotations === 0) {
this.hide();
return;
}
_pdfjsLib.AnnotationLayer.render({
viewport: viewport.clone({
dontFlip: true
}),
div: this.div,
annotations,
page: this.pdfPage,
imageResourcesPath: this.imageResourcesPath,
renderForms: this.renderForms,
linkService: this.linkService,
downloadManager: this.downloadManager,
annotationStorage: this.annotationStorage,
enableScripting: this.enableScripting,
hasJSActions,
fieldObjects,
annotationCanvasMap: this._annotationCanvasMap,
accessibilityManager: this._accessibilityManager
});
this.l10n.translate(this.div);
if (this.linkService.isInPresentationMode) {
this.#updatePresentationModeState(_ui_utils.PresentationModeState.FULLSCREEN);
}
if (!this.#onPresentationModeChanged) {
this.#onPresentationModeChanged = evt => {
this.#updatePresentationModeState(evt.state);
};
this._eventBus?._on("presentationmodechanged", this.#onPresentationModeChanged);
}
}
cancel() {
this._cancelled = true;
if (this.#onPresentationModeChanged) {
this._eventBus?._off("presentationmodechanged", this.#onPresentationModeChanged);
this.#onPresentationModeChanged = null;
}
}
hide() {
if (!this.div) {
return;
}
this.div.hidden = true;
}
#updatePresentationModeState(state) {
if (!this.div) {
return;
}
let disableFormElements = false;
switch (state) {
case _ui_utils.PresentationModeState.FULLSCREEN:
disableFormElements = true;
break;
case _ui_utils.PresentationModeState.NORMAL:
break;
default:
return;
}
for (const section of this.div.childNodes) {
if (section.hasAttribute("data-internal-link")) {
continue;
}
section.inert = disableFormElements;
}
}
}
exports.AnnotationLayerBuilder = AnnotationLayerBuilder;
/***/ }),
/* 4 */
/***/ ((module) => {
let pdfjsLib;
if (typeof window !== "undefined" && window["pdfjs-dist/build/pdf"]) {
pdfjsLib = window["pdfjs-dist/build/pdf"];
} else {
pdfjsLib = require("../build/pdf.js");
}
module.exports = pdfjsLib;
/***/ }),
/* 5 */
/***/ ((__unused_webpack_module, exports) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.NullL10n = void 0;
exports.fixupLangCode = fixupLangCode;
exports.getL10nFallback = getL10nFallback;
const DEFAULT_L10N_STRINGS = {
of_pages: "of {{pagesCount}}",
page_of_pages: "({{pageNumber}} of {{pagesCount}})",
document_properties_kb: "{{size_kb}} KB ({{size_b}} bytes)",
document_properties_mb: "{{size_mb}} MB ({{size_b}} bytes)",
document_properties_date_string: "{{date}}, {{time}}",
document_properties_page_size_unit_inches: "in",
document_properties_page_size_unit_millimeters: "mm",
document_properties_page_size_orientation_portrait: "portrait",
document_properties_page_size_orientation_landscape: "landscape",
document_properties_page_size_name_a3: "A3",
document_properties_page_size_name_a4: "A4",
document_properties_page_size_name_letter: "Letter",
document_properties_page_size_name_legal: "Legal",
document_properties_page_size_dimension_string: "{{width}} × {{height}} {{unit}} ({{orientation}})",
document_properties_page_size_dimension_name_string: "{{width}} × {{height}} {{unit}} ({{name}}, {{orientation}})",
document_properties_linearized_yes: "Yes",
document_properties_linearized_no: "No",
additional_layers: "Additional Layers",
page_landmark: "Page {{page}}",
thumb_page_title: "Page {{page}}",
thumb_page_canvas: "Thumbnail of Page {{page}}",
find_reached_top: "Reached top of document, continued from bottom",
find_reached_bottom: "Reached end of document, continued from top",
"find_match_count[one]": "{{current}} of {{total}} match",
"find_match_count[other]": "{{current}} of {{total}} matches",
"find_match_count_limit[one]": "More than {{limit}} match",
"find_match_count_limit[other]": "More than {{limit}} matches",
find_not_found: "Phrase not found",
page_scale_width: "Page Width",
page_scale_fit: "Page Fit",
page_scale_auto: "Automatic Zoom",
page_scale_actual: "Actual Size",
page_scale_percent: "{{scale}}%",
loading: "Loading…",
loading_error: "An error occurred while loading the PDF.",
invalid_file_error: "Invalid or corrupted PDF file.",
missing_file_error: "Missing PDF file.",
unexpected_response_error: "Unexpected server response.",
rendering_error: "An error occurred while rendering the page.",
printing_not_supported: "Warning: Printing is not fully supported by this browser.",
printing_not_ready: "Warning: The PDF is not fully loaded for printing.",
web_fonts_disabled: "Web fonts are disabled: unable to use embedded PDF fonts.",
free_text2_default_content: "Start typing…",
editor_free_text2_aria_label: "Text Editor",
editor_ink2_aria_label: "Draw Editor",
editor_ink_canvas_aria_label: "User-created image"
};
{
DEFAULT_L10N_STRINGS.print_progress_percent = "{{progress}}%";
}
function getL10nFallback(key, args) {
switch (key) {
case "find_match_count":
key = `find_match_count[${args.total === 1 ? "one" : "other"}]`;
break;
case "find_match_count_limit":
key = `find_match_count_limit[${args.limit === 1 ? "one" : "other"}]`;
break;
}
return DEFAULT_L10N_STRINGS[key] || "";
}
const PARTIAL_LANG_CODES = {
en: "en-US",
es: "es-ES",
fy: "fy-NL",
ga: "ga-IE",
gu: "gu-IN",
hi: "hi-IN",
hy: "hy-AM",
nb: "nb-NO",
ne: "ne-NP",
nn: "nn-NO",
pa: "pa-IN",
pt: "pt-PT",
sv: "sv-SE",
zh: "zh-CN"
};
function fixupLangCode(langCode) {
return PARTIAL_LANG_CODES[langCode?.toLowerCase()] || langCode;
}
function formatL10nValue(text, args) {
if (!args) {
return text;
}
return text.replace(/\{\{\s*(\w+)\s*\}\}/g, (all, name) => {
return name in args ? args[name] : "{{" + name + "}}";
});
}
const NullL10n = {
async getLanguage() {
return "en-us";
},
async getDirection() {
return "ltr";
},
async get(key, args = null, fallback = getL10nFallback(key, args)) {
return formatL10nValue(fallback, args);
},
async translate(element) {}
};
exports.NullL10n = NullL10n;
/***/ }),
/* 6 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.DownloadManager = void 0;
var _pdfjsLib = __w_pdfjs_require__(4);
;
function download(blobUrl, filename) {
const a = document.createElement("a");
if (!a.click) {
throw new Error('DownloadManager: "a.click()" is not supported.');
}
a.href = blobUrl;
a.target = "_parent";
if ("download" in a) {
a.download = filename;
}
(document.body || document.documentElement).append(a);
a.click();
a.remove();
}
class DownloadManager {
#openBlobUrls = new WeakMap();
downloadUrl(url, filename) {
if (!(0, _pdfjsLib.createValidAbsoluteUrl)(url, "http://example.com")) {
console.error(`downloadUrl - not a valid URL: ${url}`);
return;
}
download(url + "#pdfjs.action=download", filename);
}
downloadData(data, filename, contentType) {
const blobUrl = URL.createObjectURL(new Blob([data], {
type: contentType
}));
download(blobUrl, filename);
}
openOrDownloadData(element, data, filename) {
const isPdfData = (0, _pdfjsLib.isPdfFile)(filename);
const contentType = isPdfData ? "application/pdf" : "";
if (isPdfData) {
let blobUrl = this.#openBlobUrls.get(element);
if (!blobUrl) {
blobUrl = URL.createObjectURL(new Blob([data], {
type: contentType
}));
this.#openBlobUrls.set(element, blobUrl);
}
let viewerUrl;
viewerUrl = "?file=" + encodeURIComponent(blobUrl + "#" + filename);
try {
window.open(viewerUrl);
return true;
} catch (ex) {
console.error(`openOrDownloadData: ${ex}`);
URL.revokeObjectURL(blobUrl);
this.#openBlobUrls.delete(element);
}
}
this.downloadData(data, filename, contentType);
return false;
}
download(blob, url, filename) {
const blobUrl = URL.createObjectURL(blob);
download(blobUrl, filename);
}
}
exports.DownloadManager = DownloadManager;
/***/ }),
/* 7 */
/***/ ((__unused_webpack_module, exports) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.WaitOnType = exports.EventBus = exports.AutomationEventBus = void 0;
exports.waitOnEventOrTimeout = waitOnEventOrTimeout;
const WaitOnType = {
EVENT: "event",
TIMEOUT: "timeout"
};
exports.WaitOnType = WaitOnType;
function waitOnEventOrTimeout({
target,
name,
delay = 0
}) {
return new Promise(function (resolve, reject) {
if (typeof target !== "object" || !(name && typeof name === "string") || !(Number.isInteger(delay) && delay >= 0)) {
throw new Error("waitOnEventOrTimeout - invalid parameters.");
}
function handler(type) {
if (target instanceof EventBus) {
target._off(name, eventHandler);
} else {
target.removeEventListener(name, eventHandler);
}
if (timeout) {
clearTimeout(timeout);
}
resolve(type);
}
const eventHandler = handler.bind(null, WaitOnType.EVENT);
if (target instanceof EventBus) {
target._on(name, eventHandler);
} else {
target.addEventListener(name, eventHandler);
}
const timeoutHandler = handler.bind(null, WaitOnType.TIMEOUT);
const timeout = setTimeout(timeoutHandler, delay);
});
}
class EventBus {
#listeners = Object.create(null);
on(eventName, listener, options = null) {
this._on(eventName, listener, {
external: true,
once: options?.once
});
}
off(eventName, listener, options = null) {
this._off(eventName, listener, {
external: true,
once: options?.once
});
}
dispatch(eventName, data) {
const eventListeners = this.#listeners[eventName];
if (!eventListeners || eventListeners.length === 0) {
return;
}
let externalListeners;
for (const {
listener,
external,
once
} of eventListeners.slice(0)) {
if (once) {
this._off(eventName, listener);
}
if (external) {
(externalListeners ||= []).push(listener);
continue;
}
listener(data);
}
if (externalListeners) {
for (const listener of externalListeners) {
listener(data);
}
externalListeners = null;
}
}
_on(eventName, listener, options = null) {
const eventListeners = this.#listeners[eventName] ||= [];
eventListeners.push({
listener,
external: options?.external === true,
once: options?.once === true
});
}
_off(eventName, listener, options = null) {
const eventListeners = this.#listeners[eventName];
if (!eventListeners) {
return;
}
for (let i = 0, ii = eventListeners.length; i < ii; i++) {
if (eventListeners[i].listener === listener) {
eventListeners.splice(i, 1);
return;
}
}
}
}
exports.EventBus = EventBus;
class AutomationEventBus extends EventBus {
dispatch(eventName, data) {
throw new Error("Not implemented: AutomationEventBus.dispatch");
}
}
exports.AutomationEventBus = AutomationEventBus;
/***/ }),
/* 8 */
/***/ ((__unused_webpack_module, exports, __w_pdfjs_require__) => {
Object.defineProperty(exports, "__esModule", ({
value: true
}));
exports.GenericL10n = void 0;
__w_pdfjs_require__(9);
var _l10n_utils = __w_pdfjs_require__(5);
const webL10n = document.webL10n;
class GenericL10n {
constructor(lang) {
this._lang = lang;
this._ready = new Promise((resolve, reject) => {
webL10n.setLanguage((0, _l10n_utils.fixupLangCode)(lang), () => {
resolve(webL10n);
});
});
}
async getLanguage() {
const l10n = await this._ready;
return l10n.getLanguage();
}
async getDirection() {
const l10n = await this._ready;
return l10n.getDirection();
}
async get(key, args = null, fallback = (0, _l10n_utils.getL10nFallback)(key, args)) {
const l10n = await this._ready;
return l10n.get(key, args, fallback);
}
async translate(element) {
const l10n = await this._ready;
return l10n.translate(element);
}
}
exports.GenericL10n = GenericL10n;
/***/ }),
/* 9 */
/***/ (() => {
document.webL10n = function (window, document, undefined) {
var gL10nData = {};
var gTextData = '';
var gTextProp = 'textContent';
var gLanguage = '';
var gMacros = {};
var gReadyState = 'loading';
var gAsyncResourceLoading = true;
function getL10nResourceLinks() {
return document.querySelectorAll('link[type="application/l10n"]');
}
function getL10nDictionary() {
var script = document.querySelector('script[type="application/l10n"]');
return script ? JSON.parse(script.innerHTML) : null;
}
function getTranslatableChildren(element) {
return element ? element.querySelectorAll('*[data-l10n-id]') : [];
}
function getL10nAttributes(element) {
if (!element) return {};
var l10nId = element.getAttribute('data-l10n-id');
var l10nArgs = element.getAttribute('data-l10n-args');
var args = {};
if (l10nArgs) {
try {
args = JSON.parse(l10nArgs);
} catch (e) {
console.warn('could not parse arguments for #' + l10nId);
}
}
return {
id: l10nId,
args: args
};
}
function xhrLoadText(url, onSuccess, onFailure) {
onSuccess = onSuccess || function _onSuccess(data) {};
onFailure = onFailure || function _onFailure() {};
var xhr = new XMLHttpRequest();
xhr.open('GET', url, gAsyncResourceLoading);
if (xhr.overrideMimeType) {
xhr.overrideMimeType('text/plain; charset=utf-8');
}
xhr.onreadystatechange = function () {
if (xhr.readyState == 4) {
if (xhr.status == 200 || xhr.status === 0) {
onSuccess(xhr.responseText);
} else {
onFailure();
}
}
};
xhr.onerror = onFailure;
xhr.ontimeout = onFailure;
try {
xhr.send(null);
} catch (e) {
onFailure();
}
}
function parseResource(href, lang, successCallback, failureCallback) {
var baseURL = href.replace(/[^\/]*$/, '') || './';
function evalString(text) {
if (text.lastIndexOf('\\') < 0) return text;
return text.replace(/\\\\/g, '\\').replace(/\\n/g, '\n').replace(/\\r/g, '\r').replace(/\\t/g, '\t').replace(/\\b/g, '\b').replace(/\\f/g, '\f').replace(/\\{/g, '{').replace(/\\}/g, '}').replace(/\\"/g, '"').replace(/\\'/g, "'");
}
function parseProperties(text, parsedPropertiesCallback) {
var dictionary = {};
var reBlank = /^\s*|\s*$/;
var reComment = /^\s*#|^\s*$/;
var reSection = /^\s*\[(.*)\]\s*$/;
var reImport = /^\s*@import\s+url\((.*)\)\s*$/i;
var reSplit = /^([^=\s]*)\s*=\s*(.+)$/;
function parseRawLines(rawText, extendedSyntax, parsedRawLinesCallback) {
var entries = rawText.replace(reBlank, '').split(/[\r\n]+/);
var currentLang = '*';
var genericLang = lang.split('-', 1)[0];
var skipLang = false;
var match = '';
function nextEntry() {
while (true) {
if (!entries.length) {
parsedRawLinesCallback();
return;
}
var line = entries.shift();
if (reComment.test(line)) continue;
if (extendedSyntax) {
match = reSection.exec(line);
if (match) {
currentLang = match[1].toLowerCase();
skipLang = currentLang !== '*' && currentLang !== lang && currentLang !== genericLang;
continue;
} else if (skipLang) {
continue;
}
match = reImport.exec(line);
if (match) {
loadImport(baseURL + match[1], nextEntry);
return;
}
}
var tmp = line.match(reSplit);
if (tmp && tmp.length == 3) {
dictionary[tmp[1]] = evalString(tmp[2]);
}
}
}
nextEntry();
}
function loadImport(url, callback) {
xhrLoadText(url, function (content) {
parseRawLines(content, false, callback);
}, function () {
console.warn(url + ' not found.');
callback();
});
}
parseRawLines(text, true, function () {
parsedPropertiesCallback(dictionary);
});
}
xhrLoadText(href, function (response) {
gTextData += response;
parseProperties(response, function (data) {
for (var key in data) {
var id,
prop,
index = key.lastIndexOf('.');
if (index > 0) {
id = key.substring(0, index);
prop = key.substring(index + 1);
} else {
id = key;
prop = gTextProp;
}
if (!gL10nData[id]) {
gL10nData[id] = {};
}
gL10nData[id][prop] = data[key];
}
if (successCallback) {
successCallback();
}
});
}, failureCallback);
}
function loadLocale(lang, callback) {
if (lang) {
lang = lang.toLowerCase();
}
callback = callback || function _callback() {};
clear();
gLanguage = lang;
var langLinks = getL10nResourceLinks();
var langCount = langLinks.length;
if (langCount === 0) {
var dict = getL10nDictionary();
if (dict && dict.locales && dict.default_locale) {
console.log('using the embedded JSON directory, early way out');
gL10nData = dict.locales[lang];
if (!gL10nData) {
var defaultLocale = dict.default_locale.toLowerCase();
for (var anyCaseLang in dict.locales) {
anyCaseLang = anyCaseLang.toLowerCase();
if (anyCaseLang === lang) {
gL10nData = dict.locales[lang];
break;
} else if (anyCaseLang === defaultLocale) {
gL10nData = dict.locales[defaultLocale];
}
}
}
callback();
} else {
console.log('no resource to load, early way out');
}
gReadyState = 'complete';
return;
}
var onResourceLoaded = null;
var gResourceCount = 0;
onResourceLoaded = function () {
gResourceCount++;
if (gResourceCount >= langCount) {
callback();
gReadyState = 'complete';
}