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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.composite.uncovered.image.destination-in.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.composite.uncovered.image.destination-in.html')
| -rw-r--r-- | dom/canvas/test/test_2d.composite.uncovered.image.destination-in.html | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/dom/canvas/test/test_2d.composite.uncovered.image.destination-in.html b/dom/canvas/test/test_2d.composite.uncovered.image.destination-in.html new file mode 100644 index 000000000..298ce9ad9 --- /dev/null +++ b/dom/canvas/test/test_2d.composite.uncovered.image.destination-in.html @@ -0,0 +1,53 @@ +<!DOCTYPE HTML> +<title>Canvas test: 2d.composite.uncovered.image.destination-in</title> +<!-- Testing: drawImage() draws pixels not covered by the source object as (0,0,0,0), and does not leave the pixels unchanged. --> +<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); +} +function todo_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]; + todo(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, 0.5)'; +ctx.fillRect(0, 0, 100, 50); +ctx.globalCompositeOperation = 'destination-in'; +ctx.drawImage(document.getElementById('yellow.png'), 40, 40, 10, 10, 40, 50, 10, 10) +isPixel(ctx, 15,15, 0,0,0,0, "15,15", "0,0,0,0", 5); +isPixel(ctx, 50,25, 0,0,0,0, "50,25", "0,0,0,0", 5); + +SimpleTest.finish(); + +}); +</script> +<img src="image_yellow.png" id="yellow.png" class="resource"> + |