yetangitu/pdf.js
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avoid apply transform twice for composite context

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Xiliang Chen 2016-01-21 14:25:39 +13:00
parent 1eea0db897
commit 069f4b9bdf
1 changed files with 3 additions and 0 deletions
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src/display/canvas.js
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@ -856,7 +856,10 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
if (this.transparentCanvas) {
this.ctx = this.compositeCtx;
this.ctx.save();
this.ctx.setTransform(1, 0, 0, 1, 0, 0); // Avoid apply transform twice
this.ctx.drawImage(this.transparentCanvas, 0, 0);
this.ctx.restore();
this.transparentCanvas = null;
}