| <!doctype HTML> |
| <html class="reftest-wait"> |
| <meta charset="utf8"> |
| <title>CSS Content Visibility: hidden starts painting when removed</title> |
| <link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org"> |
| <link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility"> |
| <link rel="match" href="container-with-pos-children-ref.html"> |
| <meta name="assert" content="content-visibility subtrees start painting when hidden is removed"> |
| |
| <script src="/common/reftest-wait.js"></script> |
| |
| <style> |
| #container { |
| width: 150px; |
| height: 150px; |
| background: lightblue; |
| contain: layout; |
| } |
| .hidden { |
| content-visibility: hidden; |
| } |
| #child { |
| width: 50px; |
| height: 50px; |
| background: lightgreen; |
| } |
| .abspos { position: absolute; } |
| .relpos { position: relative; } |
| .fixedpos { position: fixed; } |
| .start { top: 0; left: 0; } |
| .mid { top: 10px; left: 10px; } |
| .end { bottom: 0; right: 0; } |
| .zindex { z-index: 1; } |
| .small { width: 10px; height: 10px; background: blue; } |
| .medium { width: 20px; height: 20px; background: green; } |
| .large { width: 30px; height: 30px; background: pink; } |
| </style> |
| |
| <div id=container class=hidden> |
| Text. |
| <div id=child></div> |
| <span>inline child</span> |
| <div class="abspos start small"></div> |
| <div class="relpos mid medium"></div> |
| <div class="fixedpos end large"></div> |
| <div class=relpos> |
| <div class="abspos mid small zindex"></div> |
| </div> |
| </div> |
| |
| <script> |
| function runTest() { |
| const container = document.getElementById("container"); |
| container.classList.remove("hidden"); |
| requestAnimationFrame(takeScreenshot); |
| } |
| |
| window.onload = runTest; |
| </script> |
| </html> |
