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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-view-transitions/web-animations-api.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class=reftest-wait>
<title>View transitions: capture opacity elements</title>
<link rel="author" href="mailto:khushalsagar@chromium.org">
<link rel="match" href="web-animations-api-ref.html">
<meta name="fuzzy" content="maxDifference=0-2; totalPixels=0-500">
<script src="/common/reftest-wait.js"></script>
<style>
#first {
background: blue;
width: 100px;
height: 100px;
contain: paint;
}
#second {
background: green;
width: 100px;
height: 100px;
contain: paint;
}
/* Unset all animations since the test drives it using WA-API */
html::view-transition-group(*),
html::view-transition-image-pair(*),
html::view-transition-new(*),
html::view-transition-old(*) {
animation: unset;
}
html::view-transition-group(root){
opacity: 0;
}
</style>
<div id=first></div>
<div id=second></div>
<script>
failIfNot(document.startViewTransition, "Missing document.startViewTransition");
function setAnimation() {
document.documentElement.animate({ transform: ['translate(100px)', 'translate(100px)'] }, { duration: 10000, pseudoElement: '::view-transition-group(first)'});
document.documentElement.animate({ transform: ['translate(150px)', 'translate(150px)'] }, { duration: 10000, pseudoElement: '::view-transition-group(second)'});
requestAnimationFrame(takeScreenshot);
}
async function runTest() {
first.style.viewTransitionName = "first";
document.startViewTransition(() => {
first.style.viewTransitionName = "";
second.style.viewTransitionName = "second";
requestAnimationFrame(setAnimation);
});
}
onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>