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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_MAC_H_ | 5 #ifndef SKIA_EXT_PLATFORM_CANVAS_MAC_H_ |
6 #define SKIA_EXT_PLATFORM_CANVAS_MAC_H_ | 6 #define SKIA_EXT_PLATFORM_CANVAS_MAC_H_ |
7 | 7 |
8 #include "skia/ext/platform_device_mac.h" | 8 #include "skia/ext/platform_device_mac.h" |
9 | 9 |
10 #include "SkCanvas.h" | 10 #include "SkCanvas.h" |
11 | 11 |
12 namespace gfx { | 12 namespace skia { |
13 | 13 |
14 // This class is a specialization of the regular SkCanvas that is designed to | 14 // This class is a specialization of the regular SkCanvas that is designed to |
15 // work with a gfx::PlatformDevice to manage platform-specific drawing. It | 15 // work with a gfx::PlatformDevice to manage platform-specific drawing. It |
16 // allows using both Skia operations and platform-specific operations. | 16 // allows using both Skia operations and platform-specific operations. |
17 class PlatformCanvasMac : public SkCanvas { | 17 class PlatformCanvasMac : public SkCanvas { |
18 public: | 18 public: |
19 // Set is_opaque if you are going to erase the bitmap and not use | 19 // Set is_opaque if you are going to erase the bitmap and not use |
20 // tranparency: this will enable some optimizations. The shared_section | 20 // tranparency: this will enable some optimizations. The shared_section |
21 // parameter is passed to gfx::PlatformDevice::create. See it for details. | 21 // parameter is passed to gfx::PlatformDevice::create. See it for details. |
22 // | 22 // |
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75 // Calling SkCanvas' version will create a new device which is not compatible | 75 // Calling SkCanvas' version will create a new device which is not compatible |
76 // with us and we will crash if somebody tries to draw into it with | 76 // with us and we will crash if somebody tries to draw into it with |
77 // CoreGraphics. | 77 // CoreGraphics. |
78 SkDevice* setBitmapDevice(const SkBitmap& bitmap); | 78 SkDevice* setBitmapDevice(const SkBitmap& bitmap); |
79 | 79 |
80 // Disallow copy and assign. | 80 // Disallow copy and assign. |
81 PlatformCanvasMac(const PlatformCanvasMac&); | 81 PlatformCanvasMac(const PlatformCanvasMac&); |
82 PlatformCanvasMac& operator=(const PlatformCanvasMac&); | 82 PlatformCanvasMac& operator=(const PlatformCanvasMac&); |
83 }; | 83 }; |
84 | 84 |
85 } // namespace gfx | 85 } // namespace skia |
86 | 86 |
87 #endif // SKIA_EXT_PLATFORM_CANVAS_MAC_H_ | 87 #endif // SKIA_EXT_PLATFORM_CANVAS_MAC_H_ |
88 | 88 |
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