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sousa-gecko/testing/web-platform/tests/css/css-anchor-position/anchor-position-inline-007.html
T
Ting-Yu Lin 1d86c70a43 Bug 1886762 Part 2 - Make GetAnchorPosRect() and helper aware of inline containing block and IB-split. r=layout-reviewers,dshin
`IsProperAncestorFrameConsideringContinuations()` gets the ability to traverse
IB-split. This doesn't change behavior for existing callers because they are all
within `MOZ_ASSERT`.

Delete `TraverseUpToContainerChild()` since it is not aware of continuations nor
IB-split, and we don't need a returned child frame pointer. Fixing it properly
makes its functionally equivalent to
`IsProperAncestorFrameConsideringContinuations()`.

Differential Revision: https://phabricator.services.mozilla.com/D303080
2026-05-29 00:55:52 +00:00

44 lines
1.2 KiB
HTML

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Anchor Positioning Test: Resolve anchor() in inline containing block when the inline is IB-split by a block wrapping the anchor</title>
<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
<link rel="author" title="Mozilla" href="https://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#anchor-resolution">
<link rel="help" href="https://drafts.csswg.org/css-position-3/#absolute-cb">
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1886762">
<link rel="match" href="anchor-position-inline-007-ref.html">
<link rel="stylesheet" href="/fonts/ahem.css">
<style>
.rel {
position: relative;
background: lightgray;
line-height: 2;
}
.anchor {
anchor-name: --a;
color: red;
}
.target {
position: absolute;
left: anchor(--a left);
right: anchor(--a right);
top: anchor(--a top);
bottom: anchor(--a bottom);
background: green;
}
</style>
<div style="font: 20px/1 Ahem; width: 11em">
<div>
Lorem
<span class="rel">
ipsum <div><span class="anchor">dolor</span></div> sit
<span class="target"></span>
</span>
amet.
</div>
</div>