Wed, 31 Dec 2014 07:16:47 +0100
Revert simplistic fix pending revisit of Mozilla integration attempt.
1 <!DOCTYPE html>
2 <html class="reftest-wait">
3 <title>Scrolling over inactive layers shouldn't repaint their contents even if both the top and the bottom edge of the inactive layers are offscreen</title>
5 <style>
7 html, body {
8 margin: 0;
9 padding: 0;
10 }
12 .outer {
13 border: 1px solid black;
14 width: 100px;
15 height: 2000px;
16 margin-right: 20px;
17 padding-top: 200px;
18 float: left;
19 }
21 .opacity {
22 opacity: 0.5;
23 }
25 .transform {
26 transform: translateX(1px);
27 }
29 .filter {
30 filter: url(#filter);
31 }
33 .mask {
34 mask: url(#mask);
35 }
37 .reftest-no-paint {
38 height: 50px;
39 border: 1px solid lime;
40 }
42 </style>
44 <svg height="0">
45 <defs>
46 <filter id="filter" filterUnits="objectBoundingBox"
47 x="0%" y="0%" width="100%" height="100%"
48 color-interpolation-filters="sRGB">
49 <feMerge><feMergeNode/><feMerge>
50 </filter>
51 <mask id="mask" maskContentUnits="objectBoundingBox">
52 <rect x="0" y="0" width="1" height="1" fill="white"/>
53 </mask>
54 </defs>
55 </svg>
57 <div class="outer opacity">
58 <div class="reftest-no-paint"></div>
59 </div>
61 <div class="outer transform">
62 <div class="reftest-no-paint"></div>
63 </div>
65 <div class="outer filter">
66 <div class="reftest-no-paint"></div>
67 </div>
69 <div class="outer mask">
70 <div class="reftest-no-paint"></div>
71 </div>
73 <script>
75 function doTest() {
76 document.documentElement.scrollTop = 100;
77 document.documentElement.removeAttribute("class");
78 }
79 document.documentElement.scrollTop = 50;
80 document.addEventListener("MozReftestInvalidate", doTest, false);
82 </script>