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author | Simon Hausmann <simon.hausmann@digia.com> | 2012-10-17 16:21:14 +0200 |
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committer | Simon Hausmann <simon.hausmann@digia.com> | 2012-10-17 16:21:14 +0200 |
commit | 8995b83bcbfbb68245f779b64e5517627c6cc6ea (patch) | |
tree | 17985605dab9263cc2444bd4d45f189e142cca7c /Source/WebCore/platform/graphics/TiledBacking.h | |
parent | b9c9652036d5e9f1e29c574f40bc73a35c81ace6 (diff) |
Imported WebKit commit cf4f8fc6f19b0629f51860cb2d4b25e139d07e00 (http://svn.webkit.org/repository/webkit/trunk@131592)
New snapshot that includes the build fixes for Mac OS X 10.6 and earlier as well
as the previously cherry-picked changes
Diffstat (limited to 'Source/WebCore/platform/graphics/TiledBacking.h')
-rw-r--r-- | Source/WebCore/platform/graphics/TiledBacking.h | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/Source/WebCore/platform/graphics/TiledBacking.h b/Source/WebCore/platform/graphics/TiledBacking.h index 70012b117..1c74f09a2 100644 --- a/Source/WebCore/platform/graphics/TiledBacking.h +++ b/Source/WebCore/platform/graphics/TiledBacking.h @@ -32,21 +32,26 @@ class IntRect; class TiledBacking { public: - TiledBacking() - : m_scrollingPerformanceLoggingEnabled(0) - { } virtual ~TiledBacking() { } virtual void visibleRectChanged(const IntRect&) = 0; virtual void setIsInWindow(bool) = 0; - virtual void setCanHaveScrollbars(bool) = 0; - virtual void forceRepaint() = 0; - void setScrollingPerformanceLoggingEnabled(bool flag) { m_scrollingPerformanceLoggingEnabled = flag; } - bool scrollingPerformanceLoggingEnabled() const { return m_scrollingPerformanceLoggingEnabled; } + enum { + CoverageForVisibleArea = 0, + CoverageForVerticalScrolling = 1 << 0, + CoverageForHorizontalScrolling = 1 << 1, + CoverageForScrolling = CoverageForVerticalScrolling | CoverageForHorizontalScrolling + }; + typedef unsigned TileCoverage; + + virtual void setTileCoverage(TileCoverage) = 0; + virtual TileCoverage tileCoverage() const = 0; + + virtual void forceRepaint() = 0; -private: - bool m_scrollingPerformanceLoggingEnabled; + virtual void setScrollingPerformanceLoggingEnabled(bool) = 0; + virtual bool scrollingPerformanceLoggingEnabled() const = 0; }; } // namespace WebCore |