File: reparent-animating-element-001.html

package info (click to toggle)
thunderbird 1%3A140.4.0esr-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 4,609,432 kB
  • sloc: cpp: 7,672,442; javascript: 5,901,613; ansic: 3,898,954; python: 1,413,343; xml: 653,997; asm: 462,286; java: 180,927; sh: 113,489; makefile: 20,460; perl: 14,288; objc: 13,059; yacc: 4,583; pascal: 3,352; lex: 1,720; ruby: 1,222; exp: 762; sql: 715; awk: 580; php: 436; lisp: 430; sed: 70; csh: 10
file content (40 lines) | stat: -rw-r--r-- 1,036 bytes parent folder | download | duplicates (18) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 
<!DOCTYPE html>
<html class="test-wait">
<title>CSS Test (Animations): Reparenting an element with a web animation on the compositor</title>
<link rel="author" title="L. David Baron" href="https://dbaron.org/">
<link rel="author" title="Google" href="http://www.google.com/">
<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1301838">
<meta name="assert" content="This should not crash.">

<style>
#animate {
  width: 100px;
  height: 100px;
  background: blue;
}
</style>
<div id="animate"></div>
<div id="newparent"></div>
<script>

document.getElementById("animate").animate(
  [
    { transform: "rotate(0deg)" },
    { transform: "rotate(360deg)" }
  ],
  {
    duration: 5000,
    iterations: Infinity
  }
);

requestAnimationFrame(function() {
  requestAnimationFrame(function() {
    document.getElementById("newparent").appendChild(document.getElementById("animate"));
    requestAnimationFrame(function() {
      document.documentElement.classList.remove("test-wait");
    });
  });
});

</script>