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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/canvas/test/test_2d.fillText.gradient.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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-rw-r--r--dom/canvas/test/test_2d.fillText.gradient.html55
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diff --git a/dom/canvas/test/test_2d.fillText.gradient.html b/dom/canvas/test/test_2d.fillText.gradient.html
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+++ b/dom/canvas/test/test_2d.fillText.gradient.html
@@ -0,0 +1,55 @@
+<!DOCTYPE HTML>
+<title>Canvas test: 2d.composite.canvas.xor</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');
+ var text = "I";
+ var colorTop = 'rgba(255,0,0,1)';
+ var colorBottom = 'rgba(0,255,0,1)';
+ var inset = 10;
+ var grad = ctx.createLinearGradient(inset, inset, inset, inset + 30);
+
+ // add color stops
+ grad.addColorStop(0, colorTop);
+ grad.addColorStop(1, colorBottom);
+
+ ctx.fillStyle = grad;
+ ctx.textBaseline = 'top';
+ ctx.font = '110px sans-serif'
+ ctx.fillText(text, -10, -20);
+ ctx.fillText(text, -8, -20);
+ ctx.fillText(text, -6, -20);
+ ctx.fillText(text, -4, -20);
+ ctx.fillText(text, -2, -20);
+ ctx.fillText(text, 0, -20);
+ ctx.fillText(text, 2, -20);
+ ctx.fillText(text, 4, -20);
+ ctx.fillText(text, 6, -20);
+
+ isPixel(ctx, 15,0, 255,0,0,255, "15,0", "255,0,0,255", 5);
+ isPixel(ctx, 15,49, 0,255,0,255, "15,49", "0,255,0,255", 5);
+SimpleTest.finish();
+
+});
+</script>
+