Title: [148111] trunk/Source/WebCore
- Revision
- 148111
- Author
- [email protected]
- Date
- 2013-04-10 11:07:41 -0700 (Wed, 10 Apr 2013)
Log Message
Use minimal tiles during live resize
https://bugs.webkit.org/show_bug.cgi?id=114364
Reviewed by Darin Adler.
We currently update non-visible speculative tiles during resizing. We should just drop them.
* page/FrameView.cpp:
(WebCore::FrameView::willStartLiveResize):
(WebCore::FrameView::willEndLiveResize):
* page/FrameView.h:
* rendering/RenderLayerBacking.cpp:
(WebCore::computeTileCoverage):
Use minimal coverage in live resize state.
Modified Paths
Diff
Modified: trunk/Source/WebCore/ChangeLog (148110 => 148111)
--- trunk/Source/WebCore/ChangeLog 2013-04-10 18:05:41 UTC (rev 148110)
+++ trunk/Source/WebCore/ChangeLog 2013-04-10 18:07:41 UTC (rev 148111)
@@ -1,3 +1,21 @@
+2013-04-10 Antti Koivisto <[email protected]>
+
+ Use minimal tiles during live resize
+ https://bugs.webkit.org/show_bug.cgi?id=114364
+
+ Reviewed by Darin Adler.
+
+ We currently update non-visible speculative tiles during resizing. We should just drop them.
+
+ * page/FrameView.cpp:
+ (WebCore::FrameView::willStartLiveResize):
+ (WebCore::FrameView::willEndLiveResize):
+ * page/FrameView.h:
+ * rendering/RenderLayerBacking.cpp:
+ (WebCore::computeTileCoverage):
+
+ Use minimal coverage in live resize state.
+
2013-04-10 Victor Costan <[email protected]>
Blob content type normalization.
Modified: trunk/Source/WebCore/page/FrameView.cpp (148110 => 148111)
--- trunk/Source/WebCore/page/FrameView.cpp 2013-04-10 18:05:41 UTC (rev 148110)
+++ trunk/Source/WebCore/page/FrameView.cpp 2013-04-10 18:07:41 UTC (rev 148111)
@@ -2780,6 +2780,12 @@
sendResizeEvent();
}
+void FrameView::willStartLiveResize()
+{
+ ScrollView::willStartLiveResize();
+ adjustTiledBackingCoverage();
+}
+
void FrameView::willEndLiveResize()
{
ScrollableArea::willEndLiveResize();
@@ -2787,6 +2793,7 @@
m_delayedResizeEventTimer.stop();
sendResizeEvent();
}
+ adjustTiledBackingCoverage();
}
void FrameView::scheduleResizeEvent()
Modified: trunk/Source/WebCore/page/FrameView.h (148110 => 148111)
--- trunk/Source/WebCore/page/FrameView.h 2013-04-10 18:05:41 UTC (rev 148110)
+++ trunk/Source/WebCore/page/FrameView.h 2013-04-10 18:07:41 UTC (rev 148111)
@@ -415,6 +415,7 @@
virtual int footerHeight() const OVERRIDE { return m_footerHeight; }
void setFooterHeight(int);
+ virtual void willStartLiveResize() OVERRIDE;
virtual void willEndLiveResize() OVERRIDE;
protected:
Modified: trunk/Source/WebCore/rendering/RenderLayerBacking.cpp (148110 => 148111)
--- trunk/Source/WebCore/rendering/RenderLayerBacking.cpp 2013-04-10 18:05:41 UTC (rev 148110)
+++ trunk/Source/WebCore/rendering/RenderLayerBacking.cpp 2013-04-10 18:07:41 UTC (rev 148111)
@@ -218,8 +218,9 @@
TiledBacking::TileCoverage tileCoverage = TiledBacking::CoverageForVisibleArea;
FrameView* frameView = frame->view();
+ bool useMinimalTilesDuringLiveResize = frameView->inLiveResize();
bool useMinimalTilesDuringLoading = frame->page()->progress()->isLoadProgressing() && !frameView->wasScrolledByUser();
- if (!useMinimalTilesDuringLoading) {
+ if (!(useMinimalTilesDuringLoading || useMinimalTilesDuringLiveResize)) {
bool clipsToExposedRect = backing->tiledBacking()->clipsToExposedRect();
if (frameView->horizontalScrollbarMode() != ScrollbarAlwaysOff || clipsToExposedRect)
tileCoverage |= TiledBacking::CoverageForHorizontalScrolling;
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