| <!DOCTYPE html> |
| |
| <html> |
| <head> |
| <style> |
| .columns { |
| -webkit-column-width: 300px; |
| } |
| |
| .columns > .columns { |
| -webkit-column-width: 150px; |
| border: 1px solid black; |
| } |
| .spacer { |
| height: 250px; |
| width: 100%; |
| margin: 10px; |
| background-color: silver; |
| } |
| .columns > .columns > .spacer { |
| height: 150px; |
| } |
| |
| .box { |
| height: 100px; |
| width: 100px; |
| margin: 10px; |
| background-color: blue; |
| } |
| .composited { |
| -webkit-transform: translateZ(0); |
| } |
| </style> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| function dumpLayers() |
| { |
| if (window.testRunner) |
| document.getElementById('layers').innerText = window.internals.layerTreeAsText(document); |
| } |
| window.addEventListener('load', dumpLayers, false); |
| </script> |
| </head> |
| <body> |
| |
| <div class="composited columns"> |
| <div class="spacer"></div> |
| <div class="spacer"></div> |
| <div class="columns"> |
| <div class="spacer"></div> |
| <div class="spacer"></div> |
| <div class="spacer"></div> |
| <div class="composited box"></div> |
| </div> |
| </div> |
| <pre id="layers">Layer tree goes here in DRT</pre> |
| |
| </body> |
| </html> |
