Blitz - WPT: new-content-ancestor-clipped.html

wpt / css / css-view-transitions / new-content-ancestor-clipped.html

/css/css-view-transitions/new-content-ancestor-clipped.html

<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: capture opacity elements</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:mattwoodrow@apple.com">
<link rel="match" href="new-content-ancestor-clipped-ref.html">
<script src="/common/reftest-wait.js"></script>
<style>
.outer {
  background-color: blue;
  overflow: hidden;
  box-shadow: -50px -50px 0px 0px rgba(0,0,0,1);
  position: relative;
  left: 100px;
  top: 100px;
  width: 200px;
  height: 200px;
  view-transition-name: outer;
}
.inner {
  background-color: red;
  position: relative;
  left: 50px;
  top: 50px;
  width: 200px;
  height: 200px;
  view-transition-name: inner;
}
/* We're verifying what we capture, so just display the new contents for 5 minutes.  */
html::view-transition-group(*) { animation-duration: 300s; }
html::view-transition-new(*) { animation: unset; opacity: 1; }
html::view-transition-old(*) { animation: unset; opacity: 0; }
/* hide the root so we show transition background to ensure we're in a transition */
html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: lightpink; }
</style>
<div class="outer">
  <div class="inner"></div>
</div>
<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");

async function runTest() {
  let t = document.startViewTransition(() => {
    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
  });
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>

/css/css-view-transitions/new-content-ancestor-clipped-ref.html

<!doctype HTML>
<html>
<head>
<style>
html {
  background: lightpink;
}
div {
  position: relative;
  width: 200px;
  height: 200px;
}

.outer {
  background-color: blue;
  box-shadow: -50px -50px 0px 0px rgba(0,0,0,1);
  left: 100px;
  top: 100px;
}

.inner {
  background-color: red;
  left: 50px;
  top: 50px;
}

</style>
</head>
<body>
</body>
<div class="outer">
  <div class="inner"></div>
</div>
</html>