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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 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 BASE_GFX_VECTOR_CANVAS_H_ | 5 #ifndef SKIA_EXT_VECTOR_CANVAS_H_ |
6 #define BASE_GFX_VECTOR_CANVAS_H_ | 6 #define SKIA_EXT_VECTOR_CANVAS_H_ |
7 | 7 |
8 #include "skia/ext/platform_canvas_win.h" | 8 #include "skia/ext/platform_canvas_win.h" |
9 #include "skia/ext/vector_device.h" | 9 #include "skia/ext/vector_device.h" |
10 | 10 |
11 namespace gfx { | 11 namespace skia { |
12 | 12 |
13 // This class is a specialization of the regular PlatformCanvas. It is designed | 13 // This class is a specialization of the regular PlatformCanvas. It is designed |
14 // to work with a VectorDevice to manage platform-specific drawing. It allows | 14 // to work with a VectorDevice to manage platform-specific drawing. It allows |
15 // using both Skia operations and platform-specific operations. It *doesn't* | 15 // using both Skia operations and platform-specific operations. It *doesn't* |
16 // support reading back from the bitmap backstore since it is not used. | 16 // support reading back from the bitmap backstore since it is not used. |
17 class VectorCanvas : public PlatformCanvasWin { | 17 class VectorCanvas : public PlatformCanvasWin { |
18 public: | 18 public: |
19 VectorCanvas(); | 19 VectorCanvas(); |
20 VectorCanvas(HDC dc, int width, int height); | 20 VectorCanvas(HDC dc, int width, int height); |
21 virtual ~VectorCanvas(); | 21 virtual ~VectorCanvas(); |
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33 // |is_opaque| is unused. |shared_section| is in fact the HDC used for output. | 33 // |is_opaque| is unused. |shared_section| is in fact the HDC used for output. |
34 virtual SkDevice* createPlatformDevice(int width, int height, bool is_opaque, | 34 virtual SkDevice* createPlatformDevice(int width, int height, bool is_opaque, |
35 HANDLE shared_section); | 35 HANDLE shared_section); |
36 | 36 |
37 // Returns true if the top device is vector based and not bitmap based. | 37 // Returns true if the top device is vector based and not bitmap based. |
38 bool IsTopDeviceVectorial() const; | 38 bool IsTopDeviceVectorial() const; |
39 | 39 |
40 DISALLOW_COPY_AND_ASSIGN(VectorCanvas); | 40 DISALLOW_COPY_AND_ASSIGN(VectorCanvas); |
41 }; | 41 }; |
42 | 42 |
43 } // namespace gfx | 43 } // namespace skia |
44 | 44 |
45 #endif // BASE_GFX_VECTOR_CANVAS_H_ | 45 #endif // SKIA_EXT_VECTOR_CANVAS_H_ |
46 | 46 |
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