| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |
| #define CONTENT_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |
| |
| #include <windows.h> |
| |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "content/browser/renderer_host/backing_store.h" |
| |
| namespace content { |
| |
| class BackingStoreWin : public BackingStore { |
| public: |
| BackingStoreWin(RenderWidgetHost* widget, const gfx::Size& size); |
| virtual ~BackingStoreWin(); |
| |
| HDC hdc() { return hdc_; } |
| |
| // Returns true if we should convert to the monitor profile when painting. |
| static bool ColorManagementEnabled(); |
| |
| // BackingStore implementation. |
| virtual size_t MemorySize() OVERRIDE; |
| virtual void PaintToBackingStore( |
| RenderProcessHost* process, |
| TransportDIB::Id bitmap, |
| const gfx::Rect& bitmap_rect, |
| const std::vector<gfx::Rect>& copy_rects, |
| float scale_factor, |
| const base::Closure& completion_callback, |
| bool* scheduled_completion_callback) OVERRIDE; |
| virtual bool CopyFromBackingStore(const gfx::Rect& rect, |
| skia::PlatformBitmap* output) OVERRIDE; |
| virtual void ScrollBackingStore(const gfx::Vector2d& delta, |
| const gfx::Rect& clip_rect, |
| const gfx::Size& view_size) OVERRIDE; |
| |
| private: |
| // The backing store dc. |
| HDC hdc_; |
| |
| // Handle to the backing store dib. |
| HANDLE backing_store_dib_; |
| |
| // Handle to the original bitmap in the dc. |
| HANDLE original_bitmap_; |
| |
| // Number of bits per pixel of the screen. |
| int color_depth_; |
| |
| DISALLOW_COPY_AND_ASSIGN(BackingStoreWin); |
| }; |
| |
| } // namespace content |
| |
| #endif // CONTENT_BROWSER_RENDERER_HOST_BACKING_STORE_WIN_H_ |