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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /scroll-animations/css/animation-inactive-outside-range-test.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html class="reftest-wait">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="match" href="animation-inactive-outside-range-ref.html">
<script src="/common/reftest-wait.js"></script>
<script src="/web-animations/testcommon.js"></script>
<style>
.scroller {
height: 200px;
width: 500px;
overflow: auto;
position: absolute;
top: 100px;
}
.anim {
position: absolute;
width: 100px;
height: 100px;
background: darkred;
view-timeline: --view;
}
.anim.contain {
background: green;
}
.spacer {
height: 1000px;
}
.before {
top: 450px;
}
.after {
top: 50px;
}
.contain {
top: 250px;
}
@keyframes active-opacity {
0% { opacity: 1; }
100% { opacity: 1; }
}
.indicator {
position: fixed;
top: 50px;
}
.contain .indicator {
top: 100px;
}
.contain .indicator:nth-child(2) {
left: 200px;
}
.after .indicator {
left: 200px;
}
.indicator > div {
display: inline-block;
width: 25px;
height: 25px;
position: relative;
border-radius: 100%;
box-sizing: border-box;
border: 2px solid black;
padding: 3px;
background: lightgray;
background-clip: content-box;
}
.indicator > div > div {
width: 100%;
height: 100%;
border-radius: 100%;
background: green;
opacity: 0;
animation: active-opacity;
animation-timeline: --view;
}
.contain .indicator > div > div {
animation-range: entry;
}
.contain .indicator:nth-child(2) > div > div {
animation-range: exit;
}
</style>
</head>
<body onload="run()">
<p>None of the activity indicators should be active all of the animations are outside of their active range.</p>
<div class="scroller">
<div class="anim after"><div class="indicator">After cover phase: <div><div></div></div></div></div>
<div class="anim before"><div class="indicator">Before cover phase: <div><div></div></div></div></div>
<div class="anim contain">
<div class="indicator entry">After entry phase: <div><div></div></div></div>
<div class="indicator exit">Before exit phase: <div><div></div></div></div>
</div>
<div class="spacer"></div>
</div>
</body>
<script>
async function run() {
await waitForCompositorReady();
await waitForNextFrame();
let scroller = document.querySelector('.scroller');
// Scroll such that each animation becomes active.
scroller.scrollTo({top: 0});
await waitForNextFrame();
scroller.scrollTo({top: 400});
await waitForNextFrame();
// Then scroll between them so that we are before one and after the other.
scroller.scrollTo({top: 200});
await waitForNextFrame();
takeScreenshot();
}
</script>
</html>