60 lines
2.2 KiB
HTML
60 lines
2.2 KiB
HTML
<!DOCTYPE html>
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<meta name="timeout" content="long">
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<html class=reftest-wait>
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<title>View transitions: outgoing viewport has scrollbars</title>
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<link rel="help" href="https://drafts.csswg.org/css-view-transitions-1/">
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<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/7859">
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<link rel="author" href="mailto:bokan@chromium.org">
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<link rel="match" href="old-content-has-scrollbars-ref.html">
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<meta name=fuzzy content="maxDifference=0-40; totalPixels=0-30000">
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<script src="/common/reftest-wait.js"></script>
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<style>
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html, body {
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width: 100%;
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height: 100%;
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background-color: lightpink;
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}
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body {
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/* Margin to make sure background color is correctly drawn into the snapshot. */
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margin: 50px;
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}
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div {
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/* Draw a checkerboard pattern to make sure the snapshot is captured at the
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* full size, rather than scaled. */
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background-image:
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linear-gradient(45deg, #000 25%, transparent 25%),
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linear-gradient(45deg, transparent 75%, #000 75%),
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linear-gradient(45deg, transparent 75%, #000 75%),
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linear-gradient(45deg, #000 25%, lightgreen 25%);
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background-size: 200px 200px;
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background-position: 0 0, 0 0, -100px -100px, 100px 100px;
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width: 200%;
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height: 200%;
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}
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/* We're verifying what we capture, so just display the old contents for 5 minutes. */
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html::view-transition-new(root) { animation: unset; opacity: 0; }
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html::view-transition-old(root) {
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animation-duration: 300s;
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animation-timing-function: steps(1, end);
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opacity: 1;
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}
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</style>
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<div></div>
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<script>
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failIfNot(document.startViewTransition, "Missing document.startViewTransition");
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// Ensure a root snapshot captured on a page with scrollbars uses the full
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// viewport size (including scrollbars). Areas obscured by scrollbars should be
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// filled with background and content; the snapshot should not be scaled-to-fit.
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async function runTest() {
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document.startViewTransition(() => {
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document.querySelector('div').remove();
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document.documentElement.style.overflow = "hidden";
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requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
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});
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}
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onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
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</script>
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