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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
| commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
| tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /dom/canvas/test/test_2d.line.join.parallel.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-upstream/115.8.0esr.tar.xz firefox-esr-upstream/115.8.0esr.zip | |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/test_2d.line.join.parallel.html')
| -rw-r--r-- | dom/canvas/test/test_2d.line.join.parallel.html | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/dom/canvas/test/test_2d.line.join.parallel.html b/dom/canvas/test/test_2d.line.join.parallel.html new file mode 100644 index 0000000000..333fa2af1a --- /dev/null +++ b/dom/canvas/test/test_2d.line.join.parallel.html @@ -0,0 +1,49 @@ +<!DOCTYPE HTML> +<title>Canvas test: 2d.line.join.parallel</title> +<!-- Testing: Line joins are drawn at 180-degree joins --> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +<body> +<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> +<script> +function isPixel(ctx, x,y, r,g,b,a, pos, colour, d) { + var pixel = ctx.getImageData(x, y, 1, 1); + var pr = pixel.data[0], + pg = pixel.data[1], + pb = pixel.data[2], + pa = pixel.data[3]; + ok(r-d <= pr && pr <= r+d && + g-d <= pg && pg <= g+d && + b-d <= pb && pb <= b+d && + a-d <= pa && pa <= a+d, + "pixel "+pos+" is "+pr+","+pg+","+pb+","+pa+"; expected "+colour+" +/- "+d); +} + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function () { + +var canvas = document.getElementById('c'); +var ctx = canvas.getContext('2d'); + +ctx.fillStyle = '#f00'; +ctx.fillRect(0, 0, 100, 50); + +ctx.strokeStyle = '#0f0'; +ctx.lineWidth = 300; +ctx.lineJoin = 'round'; +ctx.beginPath(); +ctx.moveTo(-100, 25); +ctx.lineTo(0, 25); +ctx.lineTo(-100, 25); +ctx.stroke(); + +isPixel(ctx, 1,1, 0,255,0,255, "1,1", "0,255,0,255", 0); +isPixel(ctx, 48,1, 0,255,0,255, "48,1", "0,255,0,255", 0); +isPixel(ctx, 48,48, 0,255,0,255, "48,48", "0,255,0,255", 0); +isPixel(ctx, 1,48, 0,255,0,255, "1,48", "0,255,0,255", 0); + +SimpleTest.finish(); + +}); +</script> + |