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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 SKIA_EXT_PLATFORM_CANVAS_WIN_H_ | 5 #ifndef SKIA_EXT_PLATFORM_CANVAS_WIN_H_ |
6 #define SKIA_EXT_PLATFORM_CANVAS_WIN_H_ | 6 #define SKIA_EXT_PLATFORM_CANVAS_WIN_H_ |
7 | 7 |
8 #include <windows.h> | 8 #include <windows.h> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
11 #include "skia/ext/platform_device_win.h" | 11 #include "skia/ext/platform_device_win.h" |
12 | 12 |
13 #include "SkCanvas.h" | 13 #include "SkCanvas.h" |
14 | 14 |
15 namespace gfx { | 15 namespace skia { |
16 | 16 |
17 // This class is a specialization of the regular SkCanvas that is designed to | 17 // This class is a specialization of the regular SkCanvas that is designed to |
18 // work with a gfx::PlatformDevice to manage platform-specific drawing. It | 18 // work with a PlatformDevice to manage platform-specific drawing. It allows |
19 // allows using both Skia operations and platform-specific operations. | 19 // using both Skia operations and platform-specific operations. |
20 class PlatformCanvasWin : public SkCanvas { | 20 class PlatformCanvasWin : public SkCanvas { |
21 public: | 21 public: |
22 // Set is_opaque if you are going to erase the bitmap and not use | 22 // Set is_opaque if you are going to erase the bitmap and not use |
23 // transparency: this will enable some optimizations. The shared_section | 23 // transparency: this will enable some optimizations. The shared_section |
24 // parameter is passed to gfx::PlatformDevice::create. See it for details. | 24 // parameter is passed to gfx::PlatformDevice::create. See it for details. |
25 // | 25 // |
26 // If you use the version with no arguments, you MUST call initialize() | 26 // If you use the version with no arguments, you MUST call initialize() |
27 PlatformCanvasWin(); | 27 PlatformCanvasWin(); |
28 PlatformCanvasWin(int width, int height, bool is_opaque); | 28 PlatformCanvasWin(int width, int height, bool is_opaque); |
29 PlatformCanvasWin(int width, int height, bool is_opaque, | 29 PlatformCanvasWin(int width, int height, bool is_opaque, |
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189 // If true, this canvas was created for a BeginPaint. | 189 // If true, this canvas was created for a BeginPaint. |
190 const bool for_paint_; | 190 const bool for_paint_; |
191 | 191 |
192 // Disallow copy and assign. | 192 // Disallow copy and assign. |
193 CanvasPaintT(const CanvasPaintT&); | 193 CanvasPaintT(const CanvasPaintT&); |
194 CanvasPaintT& operator=(const CanvasPaintT&); | 194 CanvasPaintT& operator=(const CanvasPaintT&); |
195 }; | 195 }; |
196 | 196 |
197 typedef CanvasPaintT<PlatformCanvasWin> PlatformCanvasWinPaint; | 197 typedef CanvasPaintT<PlatformCanvasWin> PlatformCanvasWinPaint; |
198 | 198 |
199 } // namespace gfx | 199 } // namespace skia |
200 | 200 |
201 #endif // SKIA_EXT_PLATFORM_CANVAS_WIN_H_ | 201 #endif // SKIA_EXT_PLATFORM_CANVAS_WIN_H_ |
202 | 202 |
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