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69 lines
2.1 KiB
HTML
69 lines
2.1 KiB
HTML
<!DOCTYPE HTML>
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<title>Canvas test: 2d.line.lineCap.square</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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function isPixel(ctx, x,y, r,g,b,a, pos, colour, d, f) {
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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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(f || 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+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d);
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}
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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 = '#0f0';
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ctx.fillRect(0, 0, 100, 50);
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ctx.lineCap = 'square';
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ctx.lineWidth = 20;
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ctx.fillStyle = '#f00';
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ctx.strokeStyle = '#0f0';
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ctx.fillRect(15, 5, 20, 40);
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ctx.beginPath();
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ctx.moveTo(25, 15);
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ctx.lineTo(25, 35);
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ctx.stroke();
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ctx.fillStyle = '#0f0';
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ctx.strokeStyle = '#f00';
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ctx.beginPath();
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ctx.moveTo(75, 15);
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ctx.lineTo(75, 35);
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ctx.stroke();
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ctx.fillRect(65, 5, 20, 40);
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isPixel(ctx, 25,4, 0,255,0,255, "25,4", "0,255,0,255", 0);
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isPixel(ctx, 25,5, 0,255,0,255, "25,5", "0,255,0,255", 0);
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isPixel(ctx, 25,6, 0,255,0,255, "25,6", "0,255,0,255", 0);
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isPixel(ctx, 25,44, 0,255,0,255, "25,44", "0,255,0,255", 0);
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isPixel(ctx, 25,45, 0,255,0,255, "25,45", "0,255,0,255", 0);
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isPixel(ctx, 25,46, 0,255,0,255, "25,46", "0,255,0,255", 0);
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isPixel(ctx, 75,4, 0,255,0,255, "75,4", "0,255,0,255", 0);
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isPixel(ctx, 75,5, 0,255,0,255, "75,5", "0,255,0,255", 0);
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isPixel(ctx, 75,6, 0,255,0,255, "75,6", "0,255,0,255", 0);
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isPixel(ctx, 75,44, 0,255,0,255, "75,44", "0,255,0,255", 0);
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isPixel(ctx, 75,45, 0,255,0,255, "75,45", "0,255,0,255", 0);
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isPixel(ctx, 75,46, 0,255,0,255, "75,46", "0,255,0,255", 0);
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if (!_deferred) SimpleTest.finish();
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});
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</script>
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