| <!DOCTYPE html> |
| <style> |
| .set { |
| position: absolute; |
| top: 8px; |
| } |
| .box { |
| height: 100px; |
| width: 100px; |
| background-color: lightblue; |
| } |
| .squashed { |
| height: 40px; |
| width: 40px; |
| background-color: lightgreen; |
| position: absolute; |
| left: 16px; |
| } |
| .composited { |
| will-change: transform; |
| } |
| .opaque { |
| opacity: 0.5; |
| } |
| </style> |
| <!-- This test checks that setting the opacity of the owner of a squashed layer only affects that layer, and not the squashed layers. --> |
| |
| <!-- This div will be the "owner" of the squashing layer --> |
| <div id="target" class="composited box"></div> |
| <!-- These divs will be squashed into a layer containing them and the owner --> |
| <div class="squashed" style="top: 4px"></div> |
| <div class="squashed" style="top: 54px"></div> |
| <pre id="layers">Layer tree goes here in DRT</pre> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| document.getElementById("target").classList.add("opaque"); |
| |
| var layersResult = document.getElementById('layers'); |
| if (window.testRunner) |
| layersResult.innerText = internals.layerTreeAsText(document); |
| </script> |
