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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
| commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
| tree | f435a8308119effd964b339f76abb83a57c29483 /dom/canvas/test/test_2d.composite.solid.difference.html | |
| parent | Initial commit. (diff) | |
| download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip | |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/canvas/test/test_2d.composite.solid.difference.html')
| -rw-r--r-- | dom/canvas/test/test_2d.composite.solid.difference.html | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/dom/canvas/test/test_2d.composite.solid.difference.html b/dom/canvas/test/test_2d.composite.solid.difference.html new file mode 100644 index 0000000000..202d27a773 --- /dev/null +++ b/dom/canvas/test/test_2d.composite.solid.difference.html @@ -0,0 +1,39 @@ +<!DOCTYPE HTML>
+<title>Canvas test: 2d.composite.solid.lighter</title>
+<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 = 'rgba(0, 255, 255, 1.0)';
+ctx.fillRect(0, 0, 100, 50);
+ctx.globalCompositeOperation = 'difference';
+ctx.fillStyle = 'rgba(255, 255, 0, 1.0)';
+ctx.fillRect(0, 0, 100, 50);
+isPixel(ctx, 50,25, 255,0,255,255, "50,25", "255,0,255,255", 5);
+
+SimpleTest.finish();
+
+});
+</script>
+
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