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62 lines
2.1 KiB
HTML
62 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.cap.round</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.cap.round</h1>
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<p class="desc">lineCap 'round' is rendered correctly</p>
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<script>
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var t = async_test("lineCap 'round' is rendered correctly");
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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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var tol = 1; // tolerance to avoid antialiasing artifacts
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ctx.lineCap = 'round';
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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.beginPath();
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ctx.moveTo(35-tol, 15);
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ctx.arc(25, 15, 10-tol, 0, Math.PI, true);
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ctx.arc(25, 35, 10-tol, Math.PI, 0, true);
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ctx.fill();
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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.beginPath();
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ctx.moveTo(85+tol, 15);
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ctx.arc(75, 15, 10+tol, 0, Math.PI, true);
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ctx.arc(75, 35, 10+tol, Math.PI, 0, true);
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ctx.fill();
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_assertPixel(offscreenCanvas, 17,6, 0,255,0,255, "17,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 25,6, 0,255,0,255, "25,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 32,6, 0,255,0,255, "32,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 17,43, 0,255,0,255, "17,43", "0,255,0,255");
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_assertPixel(offscreenCanvas, 25,43, 0,255,0,255, "25,43", "0,255,0,255");
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_assertPixel(offscreenCanvas, 32,43, 0,255,0,255, "32,43", "0,255,0,255");
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_assertPixel(offscreenCanvas, 67,6, 0,255,0,255, "67,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 75,6, 0,255,0,255, "75,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 82,6, 0,255,0,255, "82,6", "0,255,0,255");
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_assertPixel(offscreenCanvas, 67,43, 0,255,0,255, "67,43", "0,255,0,255");
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_assertPixel(offscreenCanvas, 75,43, 0,255,0,255, "75,43", "0,255,0,255");
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_assertPixel(offscreenCanvas, 82,43, 0,255,0,255, "82,43", "0,255,0,255");
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t.done();
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});
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</script>
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