1/* 2 * Copyright (C) 2012 Research In Motion Limited. All rights reserved. 3 */ 4 5#ifndef BackingStoreVisualizationViewportAccessor_h 6#define BackingStoreVisualizationViewportAccessor_h 7 8#include <BlackBerryPlatformViewportAccessor.h> 9 10namespace BlackBerry { 11 12namespace Platform { 13class IntPoint; 14class IntSize; 15} 16 17namespace WebKit { 18 19class BackingStorePrivate; 20class BackingStoreGeometry; 21 22class BackingStoreVisualizationViewportAccessor : public Platform::ViewportAccessor { 23public: 24 BackingStoreVisualizationViewportAccessor(ViewportAccessor* originalAccessor, BackingStorePrivate*); 25 virtual ~BackingStoreVisualizationViewportAccessor() { } 26 27 virtual BlackBerry::Platform::IntSize documentContentsSize() const; 28 virtual BlackBerry::Platform::IntSize pixelContentsSize() const; 29 30 virtual BlackBerry::Platform::IntPoint documentScrollPosition() const; 31 virtual BlackBerry::Platform::IntPoint pixelScrollPosition() const; 32 33 virtual BlackBerry::Platform::IntSize documentViewportSize() const; 34 virtual BlackBerry::Platform::IntSize pixelViewportSize() const; 35 36 virtual BlackBerry::Platform::IntPoint destinationSurfaceOffset() const; 37 38 virtual double scale() const; 39 40private: 41 BackingStoreGeometry* state() const; 42 43 Platform::ViewportAccessor* m_originalAccessor; 44 BackingStorePrivate* m_backingStorePrivate; 45}; 46 47} // namespace WebKit 48} // namespace BlackBerry 49 50#endif 51