| <!DOCTYPE html> |
| <html class=reftest-wait> |
| <title>View transitions: element in top layer during transition</title> |
| <link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/"> |
| <link rel="author" href="mailto:khushalsagar@chromium.org"> |
| <link rel="match" href="dialog-in-top-layer-during-transition-ref.html"> |
| |
| <script src="/common/reftest-wait.js"></script> |
| <style> |
| #target { |
| width: 100px; |
| height: 100px; |
| background: lightgreen; |
| |
| border: unset; |
| margin: 0; |
| padding: 0; |
| |
| view-transition-name: dialog; |
| outline: none; |
| } |
| |
| #target::backdrop { |
| width: 100px; |
| height: 100px; |
| background: grey; |
| |
| view-transition-name: backdrop; |
| } |
| |
| .hidden { |
| contain: paint; |
| width: 10px; |
| height: 10px; |
| background: grey; |
| view-transition-name: hidden; |
| } |
| |
| html::view-transition-group(hidden) { animation-duration: 300s; } |
| html::view-transition-image-pair(hidden) { animation: unset; opacity: 0; } |
| |
| html::view-transition-group(backdrop) { |
| position: fixed; |
| top: 120px; |
| left: 0; |
| } |
| |
| html::view-transition-old(backdrop), html::view-transition-old(dialog) { |
| opacity: 1; |
| animation: unset; |
| } |
| </style> |
| |
| <dialog id="target"></dialog> |
| <div id=hidden class=hidden></div> |
| |
| <script> |
| failIfNot(document.startViewTransition, "Missing document.startViewTransition"); |
| |
| async function runTest() { |
| target.showModal(); |
| const transition = document.startViewTransition(() => { |
| target.close(); |
| target.style.background = "lightblue"; |
| }); |
| await transition.ready; |
| takeScreenshot(); |
| } |
| onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest)); |
| </script> |
| |
