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| author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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| committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
| commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
| tree | 10027f336435511475e392454359edea8e25895d /dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html | |
| parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
| download | UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.gz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.lz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.tar.xz UXP-5f8de423f190bbb79a62f804151bc24824fa32d8.zip | |
Add m-esr52 at 52.6.0
Diffstat (limited to 'dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html')
| -rw-r--r-- | dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html b/dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html new file mode 100644 index 000000000..bdadf5ebf --- /dev/null +++ b/dom/canvas/test/test_2d.fill.pattern.imageSmoothingEnabled.html @@ -0,0 +1,81 @@ +<!DOCTYPE HTML> +<title>Canvas test: 2d.fill.pattern.imageSmoothingEnabled</title> +<!-- Testing: That imageSmoothingEnabled is taken into account when doing pattern fills--> +<script src="/tests/SimpleTest/SimpleTest.js"></script> +<link rel="stylesheet" href="/tests/SimpleTest/test.css"> +<body> +<canvas id="c" width="128" height="128"><p class="fallback">FAIL (fallback content)</p></canvas> +<img id="img"> +<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); +} + +function isNotPixel(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+"; did not expect "+colour+" +/- "+d); +} + +SimpleTest.waitForExplicitFinish(); +addLoadEvent(function () { + +var canvas = document.getElementById('c'); +var ctx = canvas.getContext('2d'); + +var img = document.getElementById("img"); +img.src = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg=="; + +img.onload = function () { + ctx.imageSmoothingEnabled = false; + ctx.save(); + ctx.fillStyle = "rgb(127, 127, 127);"; + ctx.fillRect(0, 0, canvas.width, canvas.height); + ctx.scale(16, 16); + ctx.fillStyle = ctx.createPattern(img, 'no-repeat'); + ctx.fillRect(0, 0, 8, 8); + ctx.restore(); + + // Check for nearest filtering. + isPixel(ctx, 0,0, 0,0,0,255, "0,0", "0,0,0,255", 0); + isPixel(ctx, 14,14, 0,0,0,255, "14,14", "0,0,0,255", 0); + isPixel(ctx, 15,15, 0,0,0,255, "15,15", "0,0,0,255", 0); + isPixel(ctx, 16,16, 255,0,0,255, "16,16", "255,0,0,255", 0); + + ctx.imageSmoothingEnabled = true; + ctx.save(); + ctx.fillStyle = "rgb(127, 127, 127);"; + ctx.fillRect(0, 0, canvas.width, canvas.height); + ctx.scale(16, 16); + ctx.fillStyle = ctx.createPattern(img, 'no-repeat'); + ctx.fillRect(0, 0, 8, 8); + ctx.restore(); + + // Check that nearest filtering is not happening. + isPixel(ctx, 0,0, 0,0,0,255, "0,0", "0,0,0,255", 0); + isNotPixel(ctx, 14,14, 0,0,0,255, "14,14", "0,0,0,255", 0); + isNotPixel(ctx, 15,15, 0,0,0,255, "15,15", "0,0,0,255", 0); + isNotPixel(ctx, 16,16, 255,0,0,255, "16,16", "255,0,0,255", 0); + isPixel(ctx, 32,32, 255,0,0,255, "32,32", "255,0,0,255", 0); + SimpleTest.finish(); +} + +}); +</script> + |