| <style> |
| .composited { |
| will-change: transform; |
| } |
| |
| .box { |
| width: 100px; |
| height: 100px; |
| background-color: blue; |
| } |
| |
| img { |
| background-color: black; |
| width: 50px; |
| height: 50px; |
| } |
| |
| img.to-visible { |
| visibility: hidden; |
| } |
| body.changed img.to-visible { |
| visibility: visible; |
| } |
| |
| img.to-hidden { |
| visibility: visible; |
| } |
| body.changed img.to-hidden { |
| visibility: hidden; |
| } |
| </style> |
| <script src="../../resources/run-after-layout-and-paint.js"></script> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsTextWithPixelResults(); |
| |
| function doTest() |
| { |
| runAfterLayoutAndPaint(function() { |
| document.body.classList.add('changed'); |
| if (window.testRunner && window.internals) |
| testRunner.setCustomTextOutput(internals.layerTreeAsText(document)); |
| }, true); |
| } |
| window.addEventListener('load', doTest, false); |
| </script> |
| <body> |
| <div style="position: absolute; left: 0px; top: 0px; z-index: 106; " class="composited"> |
| <img style="position: absolute; left: 10px; top: 10px; z-index: 0;"> |
| <img style="position: absolute; left: 500px; top: 200px; z-index: 0;" class="to-visible"> |
| </div> |
| |
| <div style="position: absolute; left: 0px; top: 250px; z-index: 106; " class="composited"> |
| <img style="position: absolute; left: 10px; top: 10px; z-index: 0;"> |
| <img style="position: absolute; left: 500px; top: 200px; z-index: 0;" class="to-hidden"> |
| </div> |
| </body> |
