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Replaces all preprocessor directives with PDFJSDev calls.

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This commit is contained in:
Yury Delendik 2016-10-14 10:57:53 -05:00
parent bf52ff156d
commit 0576c9c6c6
32 changed files with 1145 additions and 904 deletions
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111
src/display/api.js
View file

@ -12,7 +12,8 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* globals pdfjsFilePath, pdfjsVersion, pdfjsBuild, WeakMap */
/* globals pdfjsFilePath, pdfjsVersion, pdfjsBuild, requirejs, pdfjsLibs,
WeakMap */
'use strict';
@ -70,13 +71,39 @@ var isWorkerDisabled = false;
var workerSrc;
var isPostMessageTransfersDisabled = false;
//#if PRODUCTION && !SINGLE_FILE
//#if GENERIC
//#include $ROOT/src/frameworks.js
//#else
//var fakeWorkerFilesLoader = null;
//#endif
//#endif
var fakeWorkerFilesLoader = null;
var useRequireEnsure = false;
if (typeof PDFJSDev !== 'undefined' &&
PDFJSDev.test('GENERIC && !SINGLE_FILE')) {
// For GENERIC build we need add support of different fake file loaders
// for different frameworks.
if (typeof window === 'undefined') {
// node.js - disable worker and set require.ensure.
isWorkerDisabled = true;
if (typeof require.ensure === 'undefined') {
require.ensure = require('node-ensure');
}
useRequireEnsure = true;
}
if (typeof __webpack_require__ !== 'undefined') {
useRequireEnsure = true;
}
if (typeof requirejs !== 'undefined' && requirejs.toUrl) {
workerSrc = requirejs.toUrl('pdfjs-dist/build/pdf.worker.js');
}
var dynamicLoaderSupported =
typeof requirejs !== 'undefined' && requirejs.load;
fakeWorkerFilesLoader = useRequireEnsure ? (function (callback) {
require.ensure([], function () {
var worker = require('./pdf.worker.js');
callback(worker.WorkerMessageHandler);
});
}) : dynamicLoaderSupported ? (function (callback) {
requirejs(['pdfjs-dist/build/pdf.worker'], function (worker) {
callback(worker.WorkerMessageHandler);
});
}) : null;
}
/**
* Document initialization / loading parameters object.
@ -1033,11 +1060,11 @@ var PDFWorker = (function PDFWorkerClosure() {
if (getDefaultSetting('workerSrc')) {
return getDefaultSetting('workerSrc');
}
//#if PRODUCTION && !(MOZCENTRAL || FIREFOX)
// if (pdfjsFilePath) {
// return pdfjsFilePath.replace(/\.js$/i, '.worker.js');
// }
//#endif
if (typeof PDFJSDev !== 'undefined' &&
PDFJSDev.test('PRODUCTION && !(MOZCENTRAL || FIREFOX)') &&
pdfjsFilePath) {
return pdfjsFilePath.replace(/\.js$/i, '.worker.js');
}
error('No PDFJS.workerSrc specified');
}
@ -1046,12 +1073,14 @@ var PDFWorker = (function PDFWorkerClosure() {
// Loads worker code into main thread.
function setupFakeWorkerGlobal() {
var WorkerMessageHandler;
if (!fakeWorkerFilesLoadedCapability) {
fakeWorkerFilesLoadedCapability = createPromiseCapability();
// In the developer build load worker_loader which in turn loads all the
// other files and resolves the promise. In production only the
// pdf.worker.js file is needed.
//#if !PRODUCTION
if (fakeWorkerFilesLoadedCapability) {
return fakeWorkerFilesLoadedCapability.promise;
}
fakeWorkerFilesLoadedCapability = createPromiseCapability();
// In the developer build load worker_loader which in turn loads all the
// other files and resolves the promise. In production only the
// pdf.worker.js file is needed.
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) {
if (typeof amdRequire === 'function') {
amdRequire(['pdfjs/core/network', 'pdfjs/core/worker'],
function (network, worker) {
@ -1065,19 +1094,16 @@ var PDFWorker = (function PDFWorkerClosure() {
} else {
throw new Error('AMD or CommonJS must be used to load fake worker.');
}
//#endif
//#if PRODUCTION && SINGLE_FILE
// WorkerMessageHandler = pdfjsLibs.pdfjsCoreWorker.WorkerMessageHandler;
// fakeWorkerFilesLoadedCapability.resolve(WorkerMessageHandler);
//#endif
//#if PRODUCTION && !SINGLE_FILE
// var loader = fakeWorkerFilesLoader || function (callback) {
// Util.loadScript(getWorkerSrc(), function () {
// callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler);
// });
// };
// loader(fakeWorkerFilesLoadedCapability.resolve);
//#endif
} else if (PDFJSDev.test('SINGLE_FILE')) {
WorkerMessageHandler = pdfjsLibs.pdfjsCoreWorker.WorkerMessageHandler;
fakeWorkerFilesLoadedCapability.resolve(WorkerMessageHandler);
} else {
var loader = fakeWorkerFilesLoader || function (callback) {
Util.loadScript(getWorkerSrc(), function () {
callback(window.pdfjsDistBuildPdfWorker.WorkerMessageHandler);
});
};
loader(fakeWorkerFilesLoadedCapability.resolve);
}
return fakeWorkerFilesLoadedCapability.promise;
}
@ -1198,20 +1224,20 @@ var PDFWorker = (function PDFWorkerClosure() {
// all requirements to run parts of pdf.js in a web worker.
// Right now, the requirement is, that an Uint8Array is still an
// Uint8Array as it arrives on the worker. (Chrome added this with v.15.)
//#if !SINGLE_FILE
if (!isWorkerDisabled && !getDefaultSetting('disableWorker') &&
if ((typeof PDFJSDev === 'undefined' || !PDFJSDev.test('SINGLE_FILE')) &&
!isWorkerDisabled && !getDefaultSetting('disableWorker') &&
typeof Worker !== 'undefined') {
var workerSrc = getWorkerSrc();
try {
//#if GENERIC
// // Wraps workerSrc path into blob URL, if the former does not belong
// // to the same origin.
// if (!isSameOrigin(window.location.href, workerSrc)) {
// workerSrc = createCDNWrapper(
// new URL(workerSrc, window.location).href);
// }
//#endif
// Wraps workerSrc path into blob URL, if the former does not belong
// to the same origin.
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('GENERIC') &&
!isSameOrigin(window.location.href, workerSrc)) {
workerSrc = createCDNWrapper(
new URL(workerSrc, window.location).href);
}
// Some versions of FF can't create a worker on localhost, see:
// https://bugzilla.mozilla.org/show_bug.cgi?id=683280
var worker = new Worker(workerSrc);
@ -1311,7 +1337,6 @@ var PDFWorker = (function PDFWorkerClosure() {
info('The worker has been disabled.');
}
}
//#endif
// Either workers are disabled, not supported or have thrown an exception.
// Thus, we fallback to a faked worker.
this._setupFakeWorker();

22
src/display/dom_utils.js
View file

@ -83,17 +83,19 @@ var CustomStyle = (function CustomStyleClosure() {
return CustomStyle;
})();
//#if !(FIREFOX || MOZCENTRAL || CHROME)
function hasCanvasTypedArrays() {
var canvas = document.createElement('canvas');
canvas.width = canvas.height = 1;
var ctx = canvas.getContext('2d');
var imageData = ctx.createImageData(1, 1);
return (typeof imageData.data.buffer !== 'undefined');
var hasCanvasTypedArrays;
if (typeof PDFJSDev === 'undefined' ||
!PDFJSDev.test('FIREFOX || MOZCENTRAL || CHROME')) {
hasCanvasTypedArrays = function hasCanvasTypedArrays() {
var canvas = document.createElement('canvas');
canvas.width = canvas.height = 1;
var ctx = canvas.getContext('2d');
var imageData = ctx.createImageData(1, 1);
return (typeof imageData.data.buffer !== 'undefined');
};
} else {
hasCanvasTypedArrays = function () { return true; };
}
//#else
//function hasCanvasTypedArrays() { return true; }
//#endif
var LinkTarget = {
NONE: 0, // Default value.

168
src/display/font_loader.js
View file

@ -36,14 +36,14 @@ var warn = sharedUtil.warn;
function FontLoader(docId) {
this.docId = docId;
this.styleElement = null;
//#if !(MOZCENTRAL)
this.nativeFontFaces = [];
this.loadTestFontId = 0;
this.loadingContext = {
requests: [],
nextRequestId: 0
};
//#endif
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
this.nativeFontFaces = [];
this.loadTestFontId = 0;
this.loadingContext = {
requests: [],
nextRequestId: 0
};
}
}
FontLoader.prototype = {
insertRule: function fontLoaderInsertRule(rule) {
@ -65,18 +65,20 @@ FontLoader.prototype = {
styleElement.parentNode.removeChild(styleElement);
styleElement = this.styleElement = null;
}
//#if !(MOZCENTRAL)
this.nativeFontFaces.forEach(function(nativeFontFace) {
document.fonts.delete(nativeFontFace);
});
this.nativeFontFaces.length = 0;
//#endif
},
//#if !(MOZCENTRAL)
get loadTestFont() {
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
this.nativeFontFaces.forEach(function(nativeFontFace) {
document.fonts.delete(nativeFontFace);
});
this.nativeFontFaces.length = 0;
}
}
};
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
var getLoadTestFont = function () {
// This is a CFF font with 1 glyph for '.' that fills its entire width and
// height.
return shadow(this, 'loadTestFont', atob(
return atob(
'T1RUTwALAIAAAwAwQ0ZGIDHtZg4AAAOYAAAAgUZGVE1lkzZwAAAEHAAAABxHREVGABQAFQ' +
'AABDgAAAAeT1MvMlYNYwkAAAEgAAAAYGNtYXABDQLUAAACNAAAAUJoZWFk/xVFDQAAALwA' +
'AAA2aGhlYQdkA+oAAAD0AAAAJGhtdHgD6AAAAAAEWAAAAAZtYXhwAAJQAAAAARgAAAAGbm' +
@ -98,16 +100,22 @@ FontLoader.prototype = {
'A/gXBIwMAYuL+nz5tQXkD5j3CBLnEQACAQEBIVhYWFhYWFhYWFhYWFhYWFhYWFhYWFhYWF' +
'hYWFhYWFhYAAABAQAADwACAQEEE/t3Dov6fAH6fAT+fPp8+nwHDosMCvm1Cvm1DAz6fBQA' +
'AAAAAAABAAAAAMmJbzEAAAAAzgTjFQAAAADOBOQpAAEAAAAAAAAADAAUAAQAAAABAAAAAg' +
'ABAAAAAAAAAAAD6AAAAAAAAA=='
));
},
'ABAAAAAAAAAAAD6AAAAAAAAA==');
};
Object.defineProperty(FontLoader.prototype, 'loadTestFont', {
get: function () {
return shadow(this, 'loadTestFont', getLoadTestFont());
},
configurable: true
});
addNativeFontFace: function fontLoader_addNativeFontFace(nativeFontFace) {
FontLoader.prototype.addNativeFontFace =
function fontLoader_addNativeFontFace(nativeFontFace) {
this.nativeFontFaces.push(nativeFontFace);
document.fonts.add(nativeFontFace);
},
};
bind: function fontLoaderBind(fonts, callback) {
FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) {
var rules = [];
var fontsToLoad = [];
var fontLoadPromises = [];
@ -158,9 +166,10 @@ FontLoader.prototype = {
} else {
request.complete();
}
},
};
queueLoadingCallback: function FontLoader_queueLoadingCallback(callback) {
FontLoader.prototype.queueLoadingCallback =
function FontLoader_queueLoadingCallback(callback) {
function LoadLoader_completeRequest() {
assert(!request.end, 'completeRequest() cannot be called twice');
request.end = Date.now();
@ -182,11 +191,10 @@ FontLoader.prototype = {
};
context.requests.push(request);
return request;
},
};
prepareFontLoadEvent: function fontLoaderPrepareFontLoadEvent(rules,
fonts,
request) {
FontLoader.prototype.prepareFontLoadEvent =
function fontLoaderPrepareFontLoadEvent(rules, fonts, request) {
/** Hack begin */
// There's currently no event when a font has finished downloading so the
// following code is a dirty hack to 'guess' when a font is
@ -285,36 +293,34 @@ FontLoader.prototype = {
request.complete();
});
/** Hack end */
}
//#else
//bind: function fontLoaderBind(fonts, callback) {
// for (var i = 0, ii = fonts.length; i < ii; i++) {
// var font = fonts[i];
// if (font.attached) {
// continue;
// }
//
// font.attached = true;
// var rule = font.createFontFaceRule();
// if (rule) {
// this.insertRule(rule);
// }
// }
//
// setTimeout(callback);
//}
//#endif
};
//#if !(MOZCENTRAL)
FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' &&
!!document.fonts;
//#endif
//#if !(MOZCENTRAL || CHROME)
Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
get: function () {
};
} else {
FontLoader.prototype.bind = function fontLoaderBind(fonts, callback) {
for (var i = 0, ii = fonts.length; i < ii; i++) {
var font = fonts[i];
if (font.attached) {
continue;
}
font.attached = true;
var rule = font.createFontFaceRule();
if (rule) {
this.insertRule(rule);
}
}
setTimeout(callback);
};
}
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
FontLoader.isFontLoadingAPISupported = typeof document !== 'undefined' &&
!!document.fonts;
}
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL || CHROME')) {
var isSyncFontLoadingSupported = function isSyncFontLoadingSupported() {
if (typeof navigator === 'undefined') {
// node.js - we can pretend sync font loading is supported.
return shadow(FontLoader, 'isSyncFontLoadingSupported', true);
return true;
}
var supported = false;
@ -326,12 +332,17 @@ Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
supported = true;
}
// TODO other browsers
return shadow(FontLoader, 'isSyncFontLoadingSupported', supported);
},
enumerable: true,
configurable: true
});
//#endif
return supported;
};
Object.defineProperty(FontLoader, 'isSyncFontLoadingSupported', {
get: function () {
return shadow(FontLoader, 'isSyncFontLoadingSupported',
isSyncFontLoadingSupported());
},
enumerable: true,
configurable: true
});
}
var IsEvalSupportedCached = {
get value() {
@ -349,25 +360,27 @@ var FontFaceObject = (function FontFaceObjectClosure() {
this.options = options;
}
FontFaceObject.prototype = {
//#if !(MOZCENTRAL)
createNativeFontFace: function FontFaceObject_createNativeFontFace() {
if (!this.data) {
return null;
}
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
if (!this.data) {
return null;
}
if (this.options.disableFontFace) {
this.disableFontFace = true;
return null;
}
if (this.options.disableFontFace) {
this.disableFontFace = true;
return null;
}
var nativeFontFace = new FontFace(this.loadedName, this.data, {});
var nativeFontFace = new FontFace(this.loadedName, this.data, {});
if (this.options.fontRegistry) {
this.options.fontRegistry.registerFont(this);
if (this.options.fontRegistry) {
this.options.fontRegistry.registerFont(this);
}
return nativeFontFace;
} else {
throw new Error('Not implemented: createNativeFontFace');
}
return nativeFontFace;
},
//#endif
createFontFaceRule: function FontFaceObject_createFontFaceRule() {
if (!this.data) {
@ -434,6 +447,7 @@ var FontFaceObject = (function FontFaceObjectClosure() {
return this.compiledGlyphs[character];
}
};
return FontFaceObject;
})();

64
src/display/global.js
View file

@ -243,39 +243,39 @@
PDFJS.isEvalSupported = (PDFJS.isEvalSupported === undefined ?
true : PDFJS.isEvalSupported);
//#if !MOZCENTRAL
var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow;
delete PDFJS.openExternalLinksInNewWindow;
Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', {
get: function () {
return PDFJS.externalLinkTarget === LinkTarget.BLANK;
},
set: function (value) {
if (value) {
deprecated('PDFJS.openExternalLinksInNewWindow, please use ' +
'"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
}
if (PDFJS.externalLinkTarget !== LinkTarget.NONE) {
warn('PDFJS.externalLinkTarget is already initialized');
return;
}
PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE;
},
enumerable: true,
configurable: true
});
if (savedOpenExternalLinksInNewWindow) {
/**
* (Deprecated) Opens external links in a new window if enabled.
* The default behavior opens external links in the PDF.js window.
*
* NOTE: This property has been deprecated, please use
* `PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK` instead.
* @var {boolean}
*/
PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow;
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('MOZCENTRAL')) {
var savedOpenExternalLinksInNewWindow = PDFJS.openExternalLinksInNewWindow;
delete PDFJS.openExternalLinksInNewWindow;
Object.defineProperty(PDFJS, 'openExternalLinksInNewWindow', {
get: function () {
return PDFJS.externalLinkTarget === LinkTarget.BLANK;
},
set: function (value) {
if (value) {
deprecated('PDFJS.openExternalLinksInNewWindow, please use ' +
'"PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK" instead.');
}
if (PDFJS.externalLinkTarget !== LinkTarget.NONE) {
warn('PDFJS.externalLinkTarget is already initialized');
return;
}
PDFJS.externalLinkTarget = value ? LinkTarget.BLANK : LinkTarget.NONE;
},
enumerable: true,
configurable: true
});
if (savedOpenExternalLinksInNewWindow) {
/**
* (Deprecated) Opens external links in a new window if enabled.
* The default behavior opens external links in the PDF.js window.
*
* NOTE: This property has been deprecated, please use
* `PDFJS.externalLinkTarget = PDFJS.LinkTarget.BLANK` instead.
* @var {boolean}
*/
PDFJS.openExternalLinksInNewWindow = savedOpenExternalLinksInNewWindow;
}
}
//#endif
PDFJS.getDocument = displayAPI.getDocument;
PDFJS.PDFDataRangeTransport = displayAPI.PDFDataRangeTransport;

5
src/display/svg.js
View file

@ -24,7 +24,8 @@
factory((root.pdfjsDisplaySVG = {}), root.pdfjsSharedUtil);
}
}(this, function (exports, sharedUtil) {
//#if (GENERIC || SINGLE_FILE)
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('GENERIC || SINGLE_FILE')) {
var FONT_IDENTITY_MATRIX = sharedUtil.FONT_IDENTITY_MATRIX;
var IDENTITY_MATRIX = sharedUtil.IDENTITY_MATRIX;
var ImageKind = sharedUtil.ImageKind;
@ -1208,5 +1209,5 @@ var SVGGraphics = (function SVGGraphicsClosure() {
})();
exports.SVGGraphics = SVGGraphics;
//#endif
}
}));

7
src/display/text_layer.js
View file

@ -188,9 +188,10 @@ var renderTextLayer = (function renderTextLayerClosure() {
}
var canvas = document.createElement('canvas');
//#if MOZCENTRAL || FIREFOX || GENERIC
canvas.mozOpaque = true;
//#endif
if (typeof PDFJSDev === 'undefined' ||
PDFJSDev.test('FIREFOX || MOZCENTRAL || GENERIC')) {
canvas.mozOpaque = true;
}
var ctx = canvas.getContext('2d', {alpha: false});
var lastFontSize;