зеркало из https://github.com/mozilla/pjs.git
30 строки
1.0 KiB
HTML
30 строки
1.0 KiB
HTML
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<!DOCTYPE HTML>
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<title>Canvas test: 2d.imageData.get.order.cols</title>
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<script src="/MochiKit/MochiKit.js"></script>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
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<body>
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<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
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<script>
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var _deferred = false;
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SimpleTest.waitForExplicitFinish();
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MochiKit.DOM.addLoadEvent(function () {
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var canvas = document.getElementById('c');
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var ctx = canvas.getContext('2d');
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ctx.fillStyle = '#fff';
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ctx.fillRect(0, 0, 100, 50);
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ctx.fillStyle = '#000';
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ctx.fillRect(0, 0, 2, 50);
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var imgdata = ctx.getImageData(0, 0, 10, 10);
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ok(imgdata.data[0] === 0, "imgdata.data[\""+(0)+"\"] === 0");
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ok(imgdata.data[Math.floor(imgdata.width/2*4)] === 255, "imgdata.data[Math.floor(imgdata.width/2*4)] === 255");
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ok(imgdata.data[(imgdata.height/2)*imgdata.width*4] === 0, "imgdata.data[(imgdata.height/2)*imgdata.width*4] === 0");
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if (!_deferred) SimpleTest.finish();
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});
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</script>
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