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Unified Diff: third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp

Issue 2145823002: Implement the overflow-anchor CSS property as an opt-out for ScrollAnchoring (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 5 months ago
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Index: third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp
index f89da6ef3798c97d52fb050665f62dc192784b01..c1df96ea2481216f8923b18c5c7109fee22cdc29 100644
--- a/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintInvalidationCapableScrollableArea.cpp
@@ -131,4 +131,10 @@ LayoutRect PaintInvalidationCapableScrollableArea::visualRectForScrollbarParts()
return fullBounds;
}
+bool PaintInvalidationCapableScrollableArea::anchorScroll() const
+{
+ return RuntimeEnabledFeatures::scrollAnchoringEnabled()
+ && layoutBox()->style()->overflowAnchor() != AnchorNone;
+}
+
} // namespace blink

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