Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(33)

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

Issue 2196583002: Paint local background colors onto foreground layer. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Only set PaintLayerPaintingRootBackgroundOntoForeground while painting root background instead of s… Created 4 years, 4 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
Index: third_party/WebKit/Source/core/paint/PaintLayerPainter.cpp
diff --git a/third_party/WebKit/Source/core/paint/PaintLayerPainter.cpp b/third_party/WebKit/Source/core/paint/PaintLayerPainter.cpp
index 58a6e0af7fa78625423459c75e00e5de63f499e1..9179d01188ee60c535ecf09d7b3a985d47a7e021 100644
--- a/third_party/WebKit/Source/core/paint/PaintLayerPainter.cpp
+++ b/third_party/WebKit/Source/core/paint/PaintLayerPainter.cpp
@@ -381,15 +381,21 @@ PaintLayerPainter::PaintResult PaintLayerPainter::paintLayerContents(GraphicsCon
scopedPaintChunkProperties.emplace(context.getPaintController(), m_paintLayer, properties);
}
- bool shouldPaintBackground = isPaintingCompositedBackground && shouldPaintContent && !selectionOnly;
+ bool shouldPaintBackgroundOntoForeground = paintFlags & PaintLayerPaintingCompositingScrollingPhase
+ && m_paintLayer.shouldPaintBackgroundOntoForeground();
+ bool shouldPaintBackground = shouldPaintContent && !selectionOnly
+ && (shouldPaintBackgroundOntoForeground || isPaintingCompositedBackground);
bool shouldPaintNegZOrderList = (isPaintingScrollingContent && isPaintingOverflowContents) || (!isPaintingScrollingContent && isPaintingCompositedBackground);
bool shouldPaintOwnContents = isPaintingCompositedForeground && shouldPaintContent;
bool shouldPaintNormalFlowAndPosZOrderLists = isPaintingCompositedForeground;
bool shouldPaintOverlayScrollbars = isPaintingOverlayScrollbars;
if (shouldPaintBackground) {
+ PaintLayerFlags localPaintFlags(paintFlags);
+ if (shouldPaintBackgroundOntoForeground)
+ localPaintFlags |= PaintLayerPaintingRootBackgroundOntoForeground;
paintBackgroundForFragments(layerFragments, context, paintingInfo.paintDirtyRect,
- localPaintingInfo, paintFlags);
+ localPaintingInfo, localPaintFlags);
}
if (shouldPaintNegZOrderList) {

Powered by Google App Engine
This is Rietveld 408576698