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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 SKIA_EXT_PLATFORM_CANVAS_H_ | 5 #ifndef SKIA_EXT_PLATFORM_CANVAS_H_ |
6 #define SKIA_EXT_PLATFORM_CANVAS_H_ | 6 #define SKIA_EXT_PLATFORM_CANVAS_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 // The platform-specific device will include the necessary platform headers | 9 // The platform-specific device will include the necessary platform headers |
10 // to get the surface type. | 10 // to get the surface type. |
11 #include "skia/ext/platform_device.h" | 11 #include "skia/ext/platform_device.h" |
12 #include "third_party/skia/include/core/SkCanvas.h" | 12 #include "third_party/skia/include/core/SkCanvas.h" |
13 | 13 |
14 namespace skia { | 14 namespace skia { |
15 | 15 |
16 // This class is a specialization of the regular SkCanvas that is designed to | 16 // This class is a specialization of the regular SkCanvas that is designed to |
17 // work with a PlatformDevice to manage platform-specific drawing. It allows | 17 // work with a PlatformDevice to manage platform-specific drawing. It allows |
18 // using both Skia operations and platform-specific operations. | 18 // using both Skia operations and platform-specific operations. |
19 class SK_API PlatformCanvas : public SkCanvas { | 19 class SK_API PlatformCanvas : public SkCanvas { |
20 public: | 20 public: |
21 // If you use the version with no arguments, you MUST call initialize() | 21 // If you use the version with no arguments, you MUST call initialize() |
22 PlatformCanvas(); | 22 PlatformCanvas(); |
23 explicit PlatformCanvas(SkDeviceFactory* factory); | |
24 // Set is_opaque if you are going to erase the bitmap and not use | 23 // Set is_opaque if you are going to erase the bitmap and not use |
25 // transparency: this will enable some optimizations. | 24 // transparency: this will enable some optimizations. |
26 PlatformCanvas(int width, int height, bool is_opaque); | 25 PlatformCanvas(int width, int height, bool is_opaque); |
27 | 26 |
28 #if defined(WIN32) | 27 #if defined(WIN32) |
29 // The shared_section parameter is passed to gfx::PlatformDevice::create. | 28 // The shared_section parameter is passed to gfx::PlatformDevice::create. |
30 // See it for details. | 29 // See it for details. |
31 PlatformCanvas(int width, int height, bool is_opaque, HANDLE shared_section); | 30 PlatformCanvas(int width, int height, bool is_opaque, HANDLE shared_section); |
32 #elif defined(__APPLE__) | 31 #elif defined(__APPLE__) |
33 PlatformCanvas(int width, int height, bool is_opaque, | 32 PlatformCanvas(int width, int height, bool is_opaque, |
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150 PlatformSurface platform_surface_; | 149 PlatformSurface platform_surface_; |
151 | 150 |
152 // Disallow copy and assign | 151 // Disallow copy and assign |
153 ScopedPlatformPaint(const ScopedPlatformPaint&); | 152 ScopedPlatformPaint(const ScopedPlatformPaint&); |
154 ScopedPlatformPaint& operator=(const ScopedPlatformPaint&); | 153 ScopedPlatformPaint& operator=(const ScopedPlatformPaint&); |
155 }; | 154 }; |
156 | 155 |
157 } // namespace skia | 156 } // namespace skia |
158 | 157 |
159 #endif // SKIA_EXT_PLATFORM_CANVAS_H_ | 158 #endif // SKIA_EXT_PLATFORM_CANVAS_H_ |
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