LayoutTests/fast/canvas/canvas-partial-invalidation-zoomed.html - Issue 402613006: Fixing 2D canvas invalidation region tracking.

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Side by Side Diff: LayoutTests/fast/canvas/canvas-partial-invalidation-zoomed.html

Issue 402613006: Fixing 2D canvas invalidation region tracking. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 6 years, 5 months ago

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	1 <!DOCTYPE html>

	2 <html>

	3 <body style="zoom: 1.2">

	4 <p>An all green square should appear below</p>

	5 <canvas id="A" width=300 height=300></canvas>

	6 <script type="text/javascript" charset="utf-8">

	7 if (window.testRunner)

	8 testRunner.waitUntilDone();

	9 var context;

	10

	11 window.onload = function() {

	12 context = document.getElementById("A").getContext("2d");

	13 context.fillStyle = 'red';

	14 context.fillRect(1, 1, 298, 298);

	15 requestAnimationFrame(doUpdate1);

	16 }

	17

	18 function doUpdate1() {

	19 context.fillStyle = 'red';

	20 context.fillRect(1, 1, 298, 298);

	21 // We need to chain 2 rAFs because the first rAF may be called

	22 // before the initial presentation.

	23 requestAnimationFrame(doUpdate2);

	24 }

	25

	26 function doUpdate2() {

	27 context.fillStyle = 'green';

	28 context.fillRect(1, 1, 298, 298);

	29 testRunner.notifyDone();

	30 }

	31

	32 </script>

	33 </body>

	34 </html>

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