зеркало из https://github.com/mozilla/gecko-dev.git
91 строка
2.9 KiB
HTML
91 строка
2.9 KiB
HTML
<!DOCTYPE html>
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<html class="reftest-wait">
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<head>
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<meta name="viewport" content="width=device-width"/>
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<title>The Grid in an overflowing div</title>
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<style type="text/css">
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html, body {
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padding: 0;
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border: 0;
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margin: 0;
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scrollbar-width: none;
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}
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table {
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padding: 0;
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margin: 0;
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border-top: none;
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border-left: none;
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border-right: 1px solid black;
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border-bottom: 1px solid black;
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}
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tr {
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padding: 0;
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border: 0;
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margin: 0;
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}
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td {
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/* top border counts as part of height, but
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left border doesn't count as part of width.
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go figure.
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*/
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min-height: 99px;
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height: 99px;
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max-height: 99px;
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min-width: 99px;
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width: 99px;
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max-width: 99px;
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padding: 0;
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border-left: 1px solid black;
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border-top: 1px solid black;
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border-right: none;
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border-bottom: none;
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margin: 0;
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font-size: 12px;
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text-align: left;
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vertical-align: top;
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font-family: monospace;
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}
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</style>
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</head>
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<body>
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<div style="color: red">this text is above the scrolling div. the div below is 300x400</div>
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<div id="nest" style="overflow: scroll; scrollbar-width: none; height: 400px; width: 300px">
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<table cellspacing="0" cellpadding="0" border="0">
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<script type="text/javascript">
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var PAGE_SIZE = 2000;
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var GRID_SIZE = 100;
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var cnt = (PAGE_SIZE / GRID_SIZE);
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for (var y = 0; y < cnt; y++) {
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document.writeln( "<tr>" );
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for (var x = 0; x < cnt; x++) {
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var color = ((x + y) % 2) ? "blue" : "red";
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document.writeln( "<td style='background-color: " + color + "'></td>" );
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}
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document.writeln( "</tr>" );
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}
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</script>
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</table>
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</div>
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<div style="color: red">this text is below the scrolling div</div>
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<script>
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if (location.search == "?ref") {
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// In the reference case we use a CSS transform so that we don't use
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// the async-zoom codepath (which is handled differently by WR).
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document.documentElement.setAttribute("style", "transform: scale(1.1); transform-origin: top left");
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document.documentElement.classList.remove("reftest-wait");
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} else {
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// In the test case, we want to first paint the unscaled content, so that
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// WR populates the picture cache. Then we apply an async zoom and paint
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// again for the final snapshot. The bug in this case was that WR wasn't
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// properly invalidating the picture cache tiles and so things would
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// appear incorrectly.
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window.addEventListener("MozAfterPaint", () => {
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document.documentElement.setAttribute("reftest-async-zoom", "1.1");
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document.documentElement.classList.remove("reftest-wait");
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});
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}
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</script>
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</body>
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</html>
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