| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <style> |
| .box { |
| height: 100px; |
| width: 100px; |
| } |
| |
| .hidden { |
| visibility: hidden; |
| } |
| |
| .container { |
| margin: 10px; |
| padding: 20px; |
| position: relative; |
| } |
| |
| .container.hidden { |
| outline: 4px solid red; |
| } |
| |
| .composited { |
| transform: translateZ(0); |
| } |
| |
| </style> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| async function doTest() |
| { |
| var initialLayers; |
| if (window.testRunner) |
| initialLayers = internals.elementRenderTreeAsText(document.documentElement); |
| |
| await new Promise(resolve => requestAnimationFrame(resolve)); |
| |
| var firstImage = document.querySelectorAll('img')[0]; |
| firstImage.classList.add("composited"); |
| |
| var secondImage = document.querySelectorAll('img')[1]; |
| secondImage.classList.add("composited"); |
| |
| if (window.testRunner) { |
| document.getElementById('layers2').innerText = internals.elementRenderTreeAsText(document.documentElement); |
| document.getElementById('layers1').innerText = initialLayers; |
| testRunner.notifyDone(); |
| } |
| } |
| window.addEventListener('load', doTest, false); |
| </script> |
| </head> |
| <body> |
| <!-- Tests dynamic changes of compositing inside visibility:hidden, using directly composited images. --> |
| <div class="container"><img src="../resources/thiswayup.png" class="hidden box"></div> |
| <div class="hidden container"><img src="../resources/thiswayup.png" class="box"></div> |
| |
| <h2>Initial</h2> |
| <pre id="layers1"></pre> |
| |
| <h2>After step 1</h2> |
| <pre id="layers2"></pre> |
| |
| </body> |
| </html> |
