Sakurai/pdf.js
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Move putImageData

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Yury Delendik 2012-05-28 15:10:44 -05:00
parent 81681e7914
commit 50b86ff480
1 changed files with 2 additions and 2 deletions
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4
src/canvas.js
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@ -1150,17 +1150,17 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
applyStencilMask(pixels, inverseDecode);
tmpCtx.putImageData(imgData, 0, 0);
var currentTransform = ctx.mozCurrentTransformInverse;
var widthScale = Math.max(Math.abs(currentTransform[0]), 1);
var heightScale = Math.max(Math.abs(currentTransform[3]), 1);
if (widthScale >= 2 || heightScale >= 2) {
// canvas does not resize large images to small -- using simple
// canvas does not resize well large images to small -- using simple
// algorithm to perform pre-scaling
tmpCanvas = rescaleImage(imgData.data, widthScale, heightScale);
ctx.scale(widthScale, heightScale);
ctx.drawImage(tmpCanvas, 0, -h / heightScale);
} else
tmpCtx.putImageData(imgData, 0, 0);
ctx.drawImage(tmpCanvas, 0, -h);
this.restore();
},