| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta name="viewport" content="width=device-width"> |
| <style> |
| .scroller { |
| width: 200px; |
| height: 200px; |
| border: 1px solid black; |
| overflow: scroll; |
| } |
| .content { |
| width: 200%; |
| height: 200%; |
| } |
| |
| .box { |
| width: 100px; |
| height: 100px; |
| background-color: blue; |
| } |
| |
| .box.appear { |
| display: none; |
| } |
| .content.changed .box.appear { |
| display: block; |
| } |
| |
| .box.disappear { |
| display: block; |
| } |
| .content.changed .box.disappear { |
| display: none; |
| } |
| |
| .composited { |
| transform: translateZ(0); |
| } |
| </style> |
| <script> |
| function changeScrollerSubviews() |
| { |
| document.getElementById('scroll-content').classList.add('changed'); |
| } |
| </script> |
| </head> |
| <body> |
| <div class="composited scroller"> |
| <div id="scroll-content" class="content"> |
| Content |
| <div class="composited box appear">appear</div> |
| <div class="composited box disappear">disappear</div> |
| </div> |
| </div> |
| </body> |
| </html> |
