| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <style> |
| .container { |
| overflow: hidden; |
| position: absolute; |
| z-index: 1; |
| border: 1px solid black; |
| } |
| |
| .composited { |
| -webkit-transform: translateZ(0); |
| } |
| |
| .box { |
| width: 100px; |
| height: 100px; |
| margin: 10px; |
| background-color: blue; |
| } |
| |
| .filtered { |
| -webkit-filter: blur(2px); |
| opacity: 0.2; |
| } |
| |
| .filtered.changed { |
| opacity: 0.8; |
| } |
| </style> |
| <script> |
| if (window.testRunner) |
| testRunner.waitUntilDone(); |
| |
| function doTest() |
| { |
| window.setTimeout(function() { |
| document.getElementById('target').classList.add('changed'); |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| }, 0); |
| } |
| window.addEventListener('load', doTest, false); |
| </script> |
| </head> |
| <body> |
| <div class="container"> |
| <div id="target" class="filtered box"></div> |
| <div class="composited box"></div> |
| </div> |
| </body> |
| </html> |
