| <!doctype HTML> |
| <body> |
| <div style="height: 2000px; width: 2000px;"> |
| <div id="targetImage" style="width: 50px; height: 50px"> |
| </div> |
| <img id="testTarget" style="visibility: hidden"> |
| <script src="../../fast/repaint/resources/text-based-repaint.js"></script> |
| <script> |
| window.testIsAsync = true; |
| |
| function repaintTest() { |
| window.internals.advanceImageAnimation(testTarget); |
| requestAnimationFrame(function() { |
| finishRepaintTest(); |
| }); |
| } |
| |
| function targetImageOnload() { |
| window.internals.startTrackingRepaints(document); |
| runRepaintTest(); |
| } |
| |
| onload = function() { |
| targetImage.style.background = "url(../../fast/backgrounds/resources/red-green-animated.gif)"; |
| |
| // Use a parallel image element has a hack to detect whether the image has loaded, and therefore |
| // we'll get a frame. |
| testTarget.onload = targetImageOnload; |
| testTarget.src = "../../fast/backgrounds/resources/red-green-animated.gif"; |
| } |
| </script> |
