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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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_SKIA_H_ | 5 #ifndef CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_SKIA_H_ |
6 #define CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_SKIA_H_ | 6 #define CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_SKIA_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "base/scoped_ptr.h" | 9 // TODO(jam): remove this file when all files have been converted. |
10 #include "chrome/browser/renderer_host/backing_store.h" | 10 #include "content/browser/renderer_host/backing_store_skia.h" |
11 #include "third_party/skia/include/core/SkBitmap.h" | |
12 | |
13 class SkCanvas; | |
14 | |
15 namespace gfx { | |
16 class Point; | |
17 class Canvas; | |
18 } | |
19 | |
20 // A backing store that uses skia. This is a temporary backing store used by | |
21 // RenderWidgetHostViewViews. In time, only GPU rendering will be used for | |
22 // RWHVV, and then this backing store will be removed. | |
23 class BackingStoreSkia : public BackingStore { | |
24 public: | |
25 BackingStoreSkia(RenderWidgetHost* widget, const gfx::Size& size); | |
26 virtual ~BackingStoreSkia(); | |
27 | |
28 void SkiaShowRect(const gfx::Point& point, gfx::Canvas* canvas); | |
29 | |
30 // BackingStore implementation. | |
31 virtual size_t MemorySize(); | |
32 virtual void PaintToBackingStore( | |
33 RenderProcessHost* process, | |
34 TransportDIB::Id bitmap, | |
35 const gfx::Rect& bitmap_rect, | |
36 const std::vector<gfx::Rect>& copy_rects); | |
37 virtual bool CopyFromBackingStore(const gfx::Rect& rect, | |
38 skia::PlatformCanvas* output); | |
39 virtual void ScrollBackingStore(int dx, int dy, | |
40 const gfx::Rect& clip_rect, | |
41 const gfx::Size& view_size); | |
42 | |
43 private: | |
44 SkBitmap bitmap_; | |
45 | |
46 scoped_ptr<SkCanvas> canvas_; | |
47 | |
48 DISALLOW_COPY_AND_ASSIGN(BackingStoreSkia); | |
49 }; | |
50 | 11 |
51 #endif // CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_SKIA_H_ | 12 #endif // CHROME_BROWSER_RENDERER_HOST_BACKING_STORE_SKIA_H_ |
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