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Diffstat (limited to 'testing/web-platform/tests/html/canvas/element/manual/compositing/canvas_compositing_globalcompositeoperation_001.htm')
| -rw-r--r-- | testing/web-platform/tests/html/canvas/element/manual/compositing/canvas_compositing_globalcompositeoperation_001.htm | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/testing/web-platform/tests/html/canvas/element/manual/compositing/canvas_compositing_globalcompositeoperation_001.htm b/testing/web-platform/tests/html/canvas/element/manual/compositing/canvas_compositing_globalcompositeoperation_001.htm new file mode 100644 index 0000000000..8d6208eb32 --- /dev/null +++ b/testing/web-platform/tests/html/canvas/element/manual/compositing/canvas_compositing_globalcompositeoperation_001.htm @@ -0,0 +1,32 @@ +<!doctype HTML> +<html> + <head> + <title>HTML5 Canvas Test: globalCompositeOperation "destination-over"</title> + <link rel="match" href="canvas_compositing_globalcompositeoperation_001-ref.htm"> + <link rel="author" title="Microsoft" href="http://www.microsoft.com" /> + <link rel="help" href="http://www.w3.org/TR/2dcontext/#dom-context-2d-globalcompositeoperation" /> + <meta name="assert" content="If the globalCompositeOperation is set to 'destination-over', display the destination image wherever the destination image is opaque." /> + <script type="text/javascript"> + function runTest() + { + var canvas = document.getElementById("canvas1"); + var ctx = canvas.getContext("2d"); + + // Source image. + ctx.fillStyle = "rgba(0, 0, 0, 1.0)"; + ctx.fillRect(0, 0, 100, 50); + + // Assign the globalCompositeOperation. + ctx.globalCompositeOperation = "destination-over"; + + // Destination image. + ctx.fillStyle = "rgba(255, 0, 0, 1.0)"; + ctx.fillRect(0, 0, 100, 50); + } + </script> + </head> + <body onload="runTest()"> + <p>Description: If the globalCompositeOperation is set to "destination-over", display the destination image wherever the destination image is opaque.</p> + <canvas id="canvas1" width="300" height="150">Browser does not support HTML5 Canvas.</canvas> + </body> +</html> |