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56 lines
2.1 KiB
HTML
56 lines
2.1 KiB
HTML
<!DOCTYPE html>
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<!-- DO NOT EDIT! This test has been generated by tools/gentest.py. -->
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<title>OffscreenCanvas test: 2d.line.width.basic</title>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/common/canvas-tests.js"></script>
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<h1>2d.line.width.basic</h1>
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<p class="desc">lineWidth determines the width of line strokes</p>
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<script>
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var t = async_test("lineWidth determines the width of line strokes");
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t.step(function() {
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var offscreenCanvas = new OffscreenCanvas(100, 50);
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var ctx = offscreenCanvas.getContext('2d');
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ctx.fillStyle = '#0f0';
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ctx.fillRect(0, 0, 100, 50);
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ctx.lineWidth = 20;
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// Draw a green line over a red box, to check the line is not too small
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ctx.fillStyle = '#f00';
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ctx.strokeStyle = '#0f0';
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ctx.fillRect(15, 15, 20, 20);
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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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// Draw a green box over a red line, to check the line is not too large
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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, 15, 20, 20);
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_assertPixel(offscreenCanvas, 14,25, 0,255,0,255, "14,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 15,25, 0,255,0,255, "15,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 16,25, 0,255,0,255, "16,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 25,25, 0,255,0,255, "25,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 34,25, 0,255,0,255, "34,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 35,25, 0,255,0,255, "35,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 36,25, 0,255,0,255, "36,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 64,25, 0,255,0,255, "64,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 65,25, 0,255,0,255, "65,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 66,25, 0,255,0,255, "66,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 75,25, 0,255,0,255, "75,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 84,25, 0,255,0,255, "84,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 85,25, 0,255,0,255, "85,25", "0,255,0,255");
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_assertPixel(offscreenCanvas, 86,25, 0,255,0,255, "86,25", "0,255,0,255");
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t.done();
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});
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</script>
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