PDF.js version 2.0.157 - See mozilla/pdf.js@343f331b8b1c5f65065dc62f33991fcc59914abe

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "2.0.155",
+  "version": "2.0.157",
   "main": [
     "build/pdf.js",
     "build/pdf.worker.js"

build/pdf.worker.js

@@ -21883,8 +21883,8 @@ exports.PostScriptCompiler = PostScriptCompiler;
 "use strict";
 
 
-var pdfjsVersion = '2.0.155';
+var pdfjsVersion = '2.0.157';
-var pdfjsBuild = '503bc95a';
+var pdfjsBuild = '343f331b';
 var pdfjsCoreWorker = __w_pdfjs_require__(72);
 exports.WorkerMessageHandler = pdfjsCoreWorker.WorkerMessageHandler;
 
@@ -22089,7 +22089,7 @@ var WorkerMessageHandler = {
     var cancelXHRs = null;
     var WorkerTasks = [];
     var apiVersion = docParams.apiVersion;
-    var workerVersion = '2.0.155';
+    var workerVersion = '2.0.157';
     if (apiVersion !== null && apiVersion !== workerVersion) {
       throw new Error('The API version "' + apiVersion + '" does not match ' + ('the Worker version "' + workerVersion + '".'));
     }

lib/core/worker.js

@@ -208,7 +208,7 @@ var WorkerMessageHandler = {
     var cancelXHRs = null;
     var WorkerTasks = [];
     var apiVersion = docParams.apiVersion;
-    var workerVersion = '2.0.155';
+    var workerVersion = '2.0.157';
     if (apiVersion !== null && apiVersion !== workerVersion) {
       throw new Error('The API version "' + apiVersion + '" does not match ' + ('the Worker version "' + workerVersion + '".'));
     }

lib/display/api.js

@@ -39,6 +39,8 @@ var _metadata = require('./metadata');
 
 var _transport_stream = require('./transport_stream');
 
+var _webgl = require('./webgl');
+
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
 function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
@@ -169,7 +171,7 @@ function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
   if (worker.destroyed) {
     return Promise.reject(new Error('Worker was destroyed'));
   }
-  var apiVersion = '2.0.155';
+  var apiVersion = '2.0.157';
   source.disableRange = (0, _dom_utils.getDefaultSetting)('disableRange');
   source.disableAutoFetch = (0, _dom_utils.getDefaultSetting)('disableAutoFetch');
   source.disableStream = (0, _dom_utils.getDefaultSetting)('disableStream');
@@ -409,6 +411,7 @@ var PDFPageProxy = function PDFPageProxyClosure() {
       this.pendingCleanup = false;
       var renderingIntent = params.intent === 'print' ? 'print' : 'display';
       var canvasFactory = params.canvasFactory || new _dom_utils.DOMCanvasFactory();
+      var webGLContext = new _webgl.WebGLContext({ enable: !(0, _dom_utils.getDefaultSetting)('disableWebGL') });
       if (!this.intentStates[renderingIntent]) {
         this.intentStates[renderingIntent] = Object.create(null);
       }
@@ -445,7 +448,7 @@ var PDFPageProxy = function PDFPageProxyClosure() {
         stats.timeEnd('Rendering');
         stats.timeEnd('Overall');
       };
-      var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory);
+      var internalRenderTask = new InternalRenderTask(complete, params, this.objs, this.commonObjs, intentState.operatorList, this.pageNumber, canvasFactory, webGLContext);
       internalRenderTask.useRequestAnimationFrame = renderingIntent !== 'print';
       if (!intentState.renderTasks) {
         intentState.renderTasks = [];
@@ -1413,7 +1416,7 @@ var RenderTask = function RenderTaskClosure() {
 }();
 var InternalRenderTask = function InternalRenderTaskClosure() {
   var canvasInRendering = new WeakMap();
-  function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory) {
+  function InternalRenderTask(callback, params, objs, commonObjs, operatorList, pageNumber, canvasFactory, webGLContext) {
     this.callback = callback;
     this.params = params;
     this.objs = objs;
@@ -1422,6 +1425,7 @@ var InternalRenderTask = function InternalRenderTaskClosure() {
     this.operatorList = operatorList;
     this.pageNumber = pageNumber;
     this.canvasFactory = canvasFactory;
+    this.webGLContext = webGLContext;
     this.running = false;
     this.graphicsReadyCallback = null;
     this.graphicsReady = false;
@@ -1451,7 +1455,7 @@ var InternalRenderTask = function InternalRenderTaskClosure() {
         this.stepper.nextBreakPoint = this.stepper.getNextBreakPoint();
       }
       var params = this.params;
-      this.gfx = new _canvas.CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, params.imageLayer);
+      this.gfx = new _canvas.CanvasGraphics(params.canvasContext, this.commonObjs, this.objs, this.canvasFactory, this.webGLContext, params.imageLayer);
       this.gfx.beginDrawing({
         transform: params.transform,
         viewport: params.viewport,
@@ -1526,8 +1530,8 @@ var InternalRenderTask = function InternalRenderTaskClosure() {
 }();
 var version, build;
 {
-  exports.version = version = '2.0.155';
+  exports.version = version = '2.0.157';
-  exports.build = build = '503bc95a';
+  exports.build = build = '343f331b';
 }
 exports.getDocument = getDocument;
 exports.LoopbackPort = LoopbackPort;

lib/display/canvas.js

@@ -23,8 +23,6 @@ var _util = require('../shared/util');
 
 var _pattern_helper = require('./pattern_helper');
 
-var _webgl = require('./webgl');
-
 var MIN_FONT_SIZE = 16;
 var MAX_FONT_SIZE = 100;
 var MAX_GROUP_SIZE = 4096;
@@ -321,7 +319,7 @@ var CanvasExtraState = function CanvasExtraStateClosure() {
 var CanvasGraphics = function CanvasGraphicsClosure() {
   var EXECUTION_TIME = 15;
   var EXECUTION_STEPS = 10;
-  function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, imageLayer) {
+  function CanvasGraphics(canvasCtx, commonObjs, objs, canvasFactory, webGLContext, imageLayer) {
     this.ctx = canvasCtx;
     this.current = new CanvasExtraState();
     this.stateStack = [];
@@ -332,6 +330,7 @@ var CanvasGraphics = function CanvasGraphicsClosure() {
     this.commonObjs = commonObjs;
     this.objs = objs;
     this.canvasFactory = canvasFactory;
+    this.webGLContext = webGLContext;
     this.imageLayer = imageLayer;
     this.groupStack = [];
     this.processingType3 = null;
@@ -552,15 +551,19 @@ var CanvasGraphics = function CanvasGraphicsClosure() {
       maskCtx.putImageData(layerData, 0, row);
     }
   }
-  function composeSMask(ctx, smask, layerCtx) {
+  function composeSMask(ctx, smask, layerCtx, webGLContext) {
     var mask = smask.canvas;
     var maskCtx = smask.context;
     ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY, smask.offsetX, smask.offsetY);
     var backdrop = smask.backdrop || null;
-    if (!smask.transferMap && _webgl.WebGLUtils.isEnabled) {
+    if (!smask.transferMap && webGLContext.isEnabled) {
-      var composed = _webgl.WebGLUtils.composeSMask(layerCtx.canvas, mask, {
+      var composed = webGLContext.composeSMask({
-        subtype: smask.subtype,
+        layer: layerCtx.canvas,
-        backdrop: backdrop
+        mask: mask,
+        properties: {
+          subtype: smask.subtype,
+          backdrop: backdrop
+        }
       });
       ctx.setTransform(1, 0, 0, 1, 0, 0);
       ctx.drawImage(composed, smask.offsetX, smask.offsetY);
@@ -668,7 +671,7 @@ var CanvasGraphics = function CanvasGraphicsClosure() {
         this.transparentCanvas = null;
       }
       this.cachedCanvases.clear();
-      _webgl.WebGLUtils.clear();
+      this.webGLContext.clear();
       if (this.imageLayer) {
         this.imageLayer.endLayout();
       }
@@ -776,7 +779,7 @@ var CanvasGraphics = function CanvasGraphicsClosure() {
       var groupCtx = this.ctx;
       this.groupLevel--;
       this.ctx = this.groupStack.pop();
-      composeSMask(this.ctx, this.current.activeSMask, groupCtx);
+      composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
       this.ctx.restore();
       this.ctx.save();
       copyCtxState(groupCtx, this.ctx);
@@ -799,7 +802,7 @@ var CanvasGraphics = function CanvasGraphicsClosure() {
       var groupCtx = this.ctx;
       this.groupLevel--;
       this.ctx = this.groupStack.pop();
-      composeSMask(this.ctx, this.current.activeSMask, groupCtx);
+      composeSMask(this.ctx, this.current.activeSMask, groupCtx, this.webGLContext);
       this.ctx.restore();
       copyCtxState(groupCtx, this.ctx);
       var deltaTransform = _util.Util.transform(this.current.activeSMask.startTransformInverse, groupCtx.mozCurrentTransform);

lib/display/global.js

@@ -44,8 +44,8 @@ if (!_global_scope2.default.PDFJS) {
 }
 var PDFJS = _global_scope2.default.PDFJS;
 {
-  PDFJS.version = '2.0.155';
+  PDFJS.version = '2.0.157';
-  PDFJS.build = '503bc95a';
+  PDFJS.build = '343f331b';
 }
 PDFJS.pdfBug = false;
 if (PDFJS.verbosity !== undefined) {

lib/display/pattern_helper.js

@@ -21,8 +21,6 @@ exports.TilingPattern = exports.getShadingPatternFromIR = undefined;
 
 var _util = require('../shared/util');
 
-var _webgl = require('./webgl');
-
 var ShadingIRs = {};
 ShadingIRs.RadialAxial = {
   fromIR: function RadialAxial_fromIR(raw) {
@@ -162,7 +160,7 @@ var createMeshCanvas = function createMeshCanvasClosure() {
         throw new Error('illegal figure');
     }
   }
-  function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases) {
+  function createMeshCanvas(bounds, combinesScale, coords, colors, figures, backgroundColor, cachedCanvases, webGLContext) {
     var EXPECTED_SCALE = 1.1;
     var MAX_PATTERN_SIZE = 3000;
     var BORDER_SIZE = 2;
@@ -185,8 +183,14 @@ var createMeshCanvas = function createMeshCanvasClosure() {
     var paddedWidth = width + BORDER_SIZE * 2;
     var paddedHeight = height + BORDER_SIZE * 2;
     var canvas, tmpCanvas, i, ii;
-    if (_webgl.WebGLUtils.isEnabled) {
+    if (webGLContext.isEnabled) {
-      canvas = _webgl.WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
+      canvas = webGLContext.drawFigures({
+        width: width,
+        height: height,
+        backgroundColor: backgroundColor,
+        figures: figures,
+        context: context
+      });
       tmpCanvas = cachedCanvases.getCanvas('mesh', paddedWidth, paddedHeight, false);
       tmpCanvas.context.drawImage(canvas, BORDER_SIZE, BORDER_SIZE);
       canvas = tmpCanvas.canvas;
@@ -240,7 +244,7 @@ ShadingIRs.Mesh = {
             scale = [scale[0] * matrixScale[0], scale[1] * matrixScale[1]];
           }
         }
-        var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases);
+        var temporaryPatternCanvas = createMeshCanvas(bounds, scale, coords, colors, figures, shadingFill ? null : background, owner.cachedCanvases, owner.webGLContext);
         if (!shadingFill) {
           ctx.setTransform.apply(ctx, owner.baseTransform);
           if (matrix) {

lib/display/webgl.js

@@ -17,12 +17,63 @@
 Object.defineProperty(exports, "__esModule", {
   value: true
 });
-exports.WebGLUtils = undefined;
+exports.WebGLContext = undefined;
 
-var _dom_utils = require('./dom_utils');
+var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
 
 var _util = require('../shared/util');
 
+function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
+
+var WebGLContext = function () {
+  function WebGLContext(_ref) {
+    var _ref$enable = _ref.enable,
+        enable = _ref$enable === undefined ? false : _ref$enable;
+
+    _classCallCheck(this, WebGLContext);
+
+    this._enabled = enable === true;
+  }
+
+  _createClass(WebGLContext, [{
+    key: 'composeSMask',
+    value: function composeSMask(_ref2) {
+      var layer = _ref2.layer,
+          mask = _ref2.mask,
+          properties = _ref2.properties;
+
+      return WebGLUtils.composeSMask(layer, mask, properties);
+    }
+  }, {
+    key: 'drawFigures',
+    value: function drawFigures(_ref3) {
+      var width = _ref3.width,
+          height = _ref3.height,
+          backgroundColor = _ref3.backgroundColor,
+          figures = _ref3.figures,
+          context = _ref3.context;
+
+      return WebGLUtils.drawFigures(width, height, backgroundColor, figures, context);
+    }
+  }, {
+    key: 'clear',
+    value: function clear() {
+      WebGLUtils.cleanup();
+    }
+  }, {
+    key: 'isEnabled',
+    get: function get() {
+      var enabled = this._enabled;
+      if (enabled) {
+        enabled = WebGLUtils.tryInitGL();
+      }
+      return (0, _util.shadow)(this, 'isEnabled', enabled);
+    }
+  }]);
+
+  return WebGLContext;
+}();
+
 var WebGLUtils = function WebGLUtilsClosure() {
   function loadShader(gl, code, shaderType) {
     var shader = gl.createShader(shaderType);
@@ -343,33 +394,29 @@ var WebGLUtils = function WebGLUtilsClosure() {
     gl.deleteBuffer(colorsBuffer);
     return canvas;
   }
-  function cleanup() {
-    if (smaskCache && smaskCache.canvas) {
-      smaskCache.canvas.width = 0;
-      smaskCache.canvas.height = 0;
-    }
-    if (figuresCache && figuresCache.canvas) {
-      figuresCache.canvas.width = 0;
-      figuresCache.canvas.height = 0;
-    }
-    smaskCache = null;
-    figuresCache = null;
-  }
   return {
-    get isEnabled() {
+    tryInitGL: function tryInitGL() {
-      if ((0, _dom_utils.getDefaultSetting)('disableWebGL')) {
-        return false;
-      }
-      var enabled = false;
       try {
         generateGL();
-        enabled = !!currentGL;
+        return !!currentGL;
-      } catch (e) {}
+      } catch (ex) {}
-      return (0, _util.shadow)(this, 'isEnabled', enabled);
+      return false;
     },
+
     composeSMask: composeSMask,
     drawFigures: drawFigures,
-    clear: cleanup
+    cleanup: function cleanup() {
+      if (smaskCache && smaskCache.canvas) {
+        smaskCache.canvas.width = 0;
+        smaskCache.canvas.height = 0;
+      }
+      if (figuresCache && figuresCache.canvas) {
+        figuresCache.canvas.width = 0;
+        figuresCache.canvas.height = 0;
+      }
+      smaskCache = null;
+      figuresCache = null;
+    }
   };
 }();
-exports.WebGLUtils = WebGLUtils;
+exports.WebGLContext = WebGLContext;

lib/pdf.js

@@ -14,8 +14,8 @@
  */
 'use strict';
 
-var pdfjsVersion = '2.0.155';
+var pdfjsVersion = '2.0.157';
-var pdfjsBuild = '503bc95a';
+var pdfjsBuild = '343f331b';
 var pdfjsSharedUtil = require('./shared/util.js');
 var pdfjsDisplayGlobal = require('./display/global.js');
 var pdfjsDisplayAPI = require('./display/api.js');

lib/pdf.worker.js

@@ -14,7 +14,7 @@
  */
 'use strict';
 
-var pdfjsVersion = '2.0.155';
+var pdfjsVersion = '2.0.157';
-var pdfjsBuild = '503bc95a';
+var pdfjsBuild = '343f331b';
 var pdfjsCoreWorker = require('./core/worker.js');
 exports.WorkerMessageHandler = pdfjsCoreWorker.WorkerMessageHandler;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "pdfjs-dist",
-  "version": "2.0.155",
+  "version": "2.0.157",
   "main": "build/pdf.js",
   "description": "Generic build of Mozilla's PDF.js library.",
   "keywords": [