1 files changed, 42 insertions, 0 deletions
diff --git a/Source/WebCore/platform/graphics/TiledBackingStoreClient.h b/Source/WebCore/platform/graphics/TiledBackingStoreClient.h
new file mode 100644
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+++ b/Source/WebCore/platform/graphics/TiledBackingStoreClient.h
@@ -0,0 +1,42 @@
+/*
+ Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
+ 
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+ 
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Library General Public License for more details.
+ 
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB.  If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+ */
+
+#ifndef TiledBackingStoreClient_h
+#define TiledBackingStoreClient_h
+
+namespace WebCore {
+
+#if ENABLE(TILED_BACKING_STORE)
+class TiledBackingStoreClient {
+public:
+    virtual void tiledBackingStorePaintBegin() = 0;
+    virtual void tiledBackingStorePaint(GraphicsContext*, const IntRect&) = 0;
+    virtual void tiledBackingStorePaintEnd(const Vector<IntRect>& paintedArea) = 0;
+    virtual IntRect tiledBackingStoreContentsRect() = 0;
+    virtual IntRect tiledBackingStoreVisibleRect() = 0;
+    virtual Color tiledBackingStoreBackgroundColor() const = 0;
+};
+
+#else
+class TiledBackingStoreClient {};
+#endif
+
+}
+
+#endif