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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ | 5 #ifndef CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |
| 6 #define CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ | 6 #define CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <windows.h> | 9 #include <windows.h> |
| 10 | 10 |
| 11 #include "base/basictypes.h" | 11 #include "base/basictypes.h" |
| 12 #include "chrome/browser/renderer_host/backing_store.h" | 12 #include "chrome/browser/renderer_host/backing_store.h" |
| 13 | 13 |
| 14 class BackingStoreWin : public BackingStore { | 14 class BackingStoreWin : public BackingStore { |
| 15 public: | 15 public: |
| 16 BackingStoreWin(RenderWidgetHost* widget, const gfx::Size& size); | 16 BackingStoreWin(RenderWidgetHost* widget, const gfx::Size& size); |
| 17 virtual ~BackingStoreWin(); | 17 virtual ~BackingStoreWin(); |
| 18 | 18 |
| 19 HDC hdc() { return hdc_; } | 19 HDC hdc() { return hdc_; } |
| 20 | 20 |
| 21 // Returns true if we should convert to the monitor profile when painting. | 21 // Returns true if we should convert to the monitor profile when painting. |
| 22 static bool ColorManagementEnabled(); | 22 static bool ColorManagementEnabled(); |
| 23 | 23 |
| 24 // BackingStore implementation. | 24 // BackingStore implementation. |
| 25 virtual size_t MemorySize(); | 25 virtual size_t MemorySize(); |
| 26 virtual void PaintToBackingStore(RenderProcessHost* process, | 26 virtual void PaintToBackingStore(RenderProcessHost* process, |
| 27 TransportDIB::Id bitmap, | 27 TransportDIB::Id dib_id, |
| 28 TransportDIB::Handle dib_handle, |
| 28 const gfx::Rect& bitmap_rect, | 29 const gfx::Rect& bitmap_rect, |
| 29 const std::vector<gfx::Rect>& copy_rects, | 30 const std::vector<gfx::Rect>& copy_rects, |
| 30 bool* painted_synchronously); | 31 bool* painted_synchronously); |
| 31 virtual bool CopyFromBackingStore(const gfx::Rect& rect, | 32 virtual bool CopyFromBackingStore(const gfx::Rect& rect, |
| 32 skia::PlatformCanvas* output); | 33 skia::PlatformCanvas* output); |
| 33 virtual void ScrollBackingStore(int dx, int dy, | 34 virtual void ScrollBackingStore(int dx, int dy, |
| 34 const gfx::Rect& clip_rect, | 35 const gfx::Rect& clip_rect, |
| 35 const gfx::Size& view_size); | 36 const gfx::Size& view_size); |
| 36 | 37 |
| 37 private: | 38 private: |
| 38 // The backing store dc. | 39 // The backing store dc. |
| 39 HDC hdc_; | 40 HDC hdc_; |
| 40 | 41 |
| 41 // Handle to the backing store dib. | 42 // Handle to the backing store dib. |
| 42 HANDLE backing_store_dib_; | 43 HANDLE backing_store_dib_; |
| 43 | 44 |
| 44 // Handle to the original bitmap in the dc. | 45 // Handle to the original bitmap in the dc. |
| 45 HANDLE original_bitmap_; | 46 HANDLE original_bitmap_; |
| 46 | 47 |
| 47 // Number of bits per pixel of the screen. | 48 // Number of bits per pixel of the screen. |
| 48 int color_depth_; | 49 int color_depth_; |
| 49 | 50 |
| 50 DISALLOW_COPY_AND_ASSIGN(BackingStoreWin); | 51 DISALLOW_COPY_AND_ASSIGN(BackingStoreWin); |
| 51 }; | 52 }; |
| 52 | 53 |
| 53 #endif // CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ | 54 #endif // CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |
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