Blitz - WPT: new-content-scaling.html

wpt / css / css-view-transitions / new-content-scaling.html

/css/css-view-transitions/new-content-scaling.html

<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: display content in a pseudo with proper scaling</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<link rel="match" href="new-content-scaling-ref.html">
<meta name="fuzzy" content="maxDifference=0-16; totalPixels=0-400">
<script src="/common/reftest-wait.js"></script>
<style>
.shared {
  view-transition-name: shared;
  contain: paint;
}
.src {
  position: relative;
  width: 100px;
  height: 100px;
}
.inner {
  position: absolute;
  inset: 20px;
  background: green;
}
.dst {
  position: relative;
  width: 500px;
  height: 500px;
  border: 5px solid blue;
  box-sizing: border-box;
}

html::view-transition-group(shared) {
  animation-delay: 500s;
}

html::view-transition-new(shared) {
  animation: unset;
  opacity: 1;
}
html::view-transition-old(shared) {
  animation: unset;
  opacity: 0;
}

html::view-transition-group(root) { animation: unset; opacity: 0; }
html::view-transition { background: lightpink; }
</style>

<div id=target class="shared src"><div class=inner></div></div>

<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");

async function runTest() {
  let t = document.startViewTransition(() => {
    target.classList.remove("src");
    target.classList.add("dst");
    requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
  });
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>

/css/css-view-transitions/new-content-scaling-ref.html

<!DOCTYPE html>
<title>View transitions: display content in a pseudo with proper scaling (ref)</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
<link rel="author" href="mailto:vmpstr@chromium.org">
<style>
.inner {
  position: absolute;
  inset: 4px;
  background: green;
}
.dst {
  position: relative;
  width: 100px;
  height: 100px;
  border: 1px solid blue;
  box-sizing: border-box;
}
body { background: lightpink; }
</style>

<div class=dst><div class=inner></div></div>