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78 lines
2.1 KiB
HTML
78 lines
2.1 KiB
HTML
<!DOCTYPE HTML>
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<title>Canvas Tests</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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<body>
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<script>
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SimpleTest.waitForExplicitFinish();
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const Cc = SpecialPowers.Cc;
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const Cr = SpecialPowers.Cr;
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SpecialPowers.setBoolPref("canvas.path.enabled", true);
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function isPixel(ctx, x,y, r,g,b,a, d) {
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var pos = x + "," + y;
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var colour = r + "," + g + "," + b + "," + a;
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var pixel = ctx.getImageData(x, y, 1, 1);
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var pr = pixel.data[0],
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pg = pixel.data[1],
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pb = pixel.data[2],
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pa = pixel.data[3];
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ok(r-d <= pr && pr <= r+d &&
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g-d <= pg && pg <= g+d &&
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b-d <= pb && pb <= b+d &&
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a-d <= pa && pa <= a+d,
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"pixel "+pos+" of "+ctx.canvas.id+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);
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}
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</script>
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<p>Canvas test: 2d.composite.canvaspattern.setTransform</p>
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<canvas id="ctx" width="100" height="50"><p class="fallback">FAIL
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(fallback content)</p></canvas>
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<svg id="svg1"></svg>
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<img src="image_rgrg-256x256.png" id="rgrg-256x256.png" width="32"
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height="32" class="resource">
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<script>
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function test_2d_canvaspattern_setTransform() {
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var canvas = document.getElementById('ctx');
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var ctx = canvas.getContext('2d');
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ctx.clearRect(0,0,canvas.width,canvas.height);
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var img = document.getElementById("rgrg-256x256.png");
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var pat = ctx.createPattern(img,"repeat");
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var svg = document.getElementById("svg1");
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var mtx = svg1.createSVGMatrix();
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pat.setTransform(mtx.rotate(-45).scale(0.1));
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ctx.fillStyle = pat;
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ctx.fillRect(0, 0, 100, 50);
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// If the pattern doesn't get transformed, or only gets rotated or
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// scaled, but not both, this will not be green and will fail.
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isPixel(ctx, 90,14, 0,255,0,255, 0);
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}
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</script>
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<script>
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function runTests() {
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try {
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test_2d_canvaspattern_setTransform();
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} catch(e) {
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throw e;
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ok(false, "unexpected exception thrown in: test_2d_canvaspattern_setTransform");
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}
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SimpleTest.finish();
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}
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addLoadEvent(runTests);
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// Don't leak the world via the Path2D reference to its window.
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document.all;
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window.p = new Path2D();
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</script>
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