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Removes getImageData from canvas.js

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This commit is contained in:
Yury Delendik 2013-05-30 19:42:26 -05:00
parent 297266f1d6
commit 339dc65082
4 changed files with 134 additions and 209 deletions
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15
src/pattern.js
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@ -16,14 +16,10 @@
*/
/* globals CanvasGraphics, ColorSpace, createScratchCanvas, DeviceRgbCS, error,
info, isArray, isPDFFunction, isStream, PDFFunction, TODO, Util,
warn */
warn, CachedCanvases */
'use strict';
// This global variable is used to minimize the memory usage when patterns are
// used.
var temporaryPatternCanvas = null;
var PatternType = {
AXIAL: 2,
RADIAL: 3
@ -351,9 +347,6 @@ var TilingPattern = (function TilingPatternClosure() {
// set the new canvas element context as the graphics context
var tmpCtx = tmpCanvas.getContext('2d');
// for simulated mozCurrentTransform canvas (normaly setting width/height
// will reset the matrix)
tmpCtx.setTransform(1, 0, 0, 1, 0, 0);
var graphics = new CanvasGraphics(tmpCtx, commonObjs, objs);
this.setFillAndStrokeStyleToContext(tmpCtx, paintType, color);
@ -415,11 +408,7 @@ var TilingPattern = (function TilingPatternClosure() {
},
getPattern: function TilingPattern_getPattern() {
// The temporary canvas is created only because the memory is released
// more quickly than creating multiple temporary canvases.
if (temporaryPatternCanvas === null) {
temporaryPatternCanvas = createScratchCanvas(1, 1);
}
var temporaryPatternCanvas = CachedCanvases.getCanvas('pattern');
this.createPatternCanvas(temporaryPatternCanvas);
var ctx = this.ctx;