| <!DOCTYPE html> |
| <style> |
| #box { |
| width: 100px; |
| height: 100px; |
| background-color: green; |
| filter: drop-shadow(250px 50px 10px red); |
| } |
| #positioned { |
| position: absolute; |
| top: 400px; |
| left: 400px; |
| width: 50px; |
| height: 50px; |
| background-color: blue; |
| } |
| </style> |
| <!-- |
| Tests paint invalidation of positioned object when its ancestor changes filter. |
| Passes if the all drop shadows change to green. |
| --> |
| <div id="box"> |
| <div id="positioned"></div> |
| </div> |
| <script src="../resources/text-based-repaint.js"></script> |
| <script> |
| function repaintTest() { |
| box.style.filter = 'drop-shadow(300px 100px 10px green)'; |
| } |
| runRepaintAndPixelTest(); |
| </script> |
