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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_DEVICE_WIN_H_ | 5 #ifndef SKIA_EXT_PLATFORM_DEVICE_WIN_H_ |
6 #define SKIA_EXT_PLATFORM_DEVICE_WIN_H_ | 6 #define SKIA_EXT_PLATFORM_DEVICE_WIN_H_ |
7 | 7 |
8 #include <windows.h> | 8 #include <windows.h> |
9 | 9 |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "SkDevice.h" | 12 #include "SkDevice.h" |
13 | 13 |
14 class SkMatrix; | 14 class SkMatrix; |
15 class SkPath; | 15 class SkPath; |
16 class SkRegion; | 16 class SkRegion; |
17 | 17 |
18 namespace gfx { | 18 namespace skia { |
19 | 19 |
20 // A device is basically a wrapper around SkBitmap that provides a surface for | 20 // A device is basically a wrapper around SkBitmap that provides a surface for |
21 // SkCanvas to draw into. Our device provides a surface Windows can also write | 21 // SkCanvas to draw into. Our device provides a surface Windows can also write |
22 // to. It also provides functionality to play well with GDI drawing functions. | 22 // to. It also provides functionality to play well with GDI drawing functions. |
23 // This class is abstract and must be subclassed. It provides the basic | 23 // This class is abstract and must be subclassed. It provides the basic |
24 // interface to implement it either with or without a bitmap backend. | 24 // interface to implement it either with or without a bitmap backend. |
25 class PlatformDeviceWin : public SkDevice { | 25 class PlatformDeviceWin : public SkDevice { |
26 public: | 26 public: |
27 // The DC that corresponds to the bitmap, used for GDI operations drawing | 27 // The DC that corresponds to the bitmap, used for GDI operations drawing |
28 // into the bitmap. This is possibly heavyweight, so it should be existant | 28 // into the bitmap. This is possibly heavyweight, so it should be existant |
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85 PlatformDeviceWin(const SkBitmap& bitmap); | 85 PlatformDeviceWin(const SkBitmap& bitmap); |
86 | 86 |
87 // Loads the specified Skia transform into the device context, excluding | 87 // Loads the specified Skia transform into the device context, excluding |
88 // perspective (which GDI doesn't support). | 88 // perspective (which GDI doesn't support). |
89 static void LoadTransformToDC(HDC dc, const SkMatrix& matrix); | 89 static void LoadTransformToDC(HDC dc, const SkMatrix& matrix); |
90 | 90 |
91 // Transforms SkPath's paths into a series of cubic path. | 91 // Transforms SkPath's paths into a series of cubic path. |
92 static bool SkPathToCubicPaths(CubicPaths* paths, const SkPath& skpath); | 92 static bool SkPathToCubicPaths(CubicPaths* paths, const SkPath& skpath); |
93 }; | 93 }; |
94 | 94 |
95 } // namespace gfx | 95 } // namespace skia |
96 | 96 |
97 #endif // SKIA_EXT_PLATFORM_DEVICE_WIN_H_ | 97 #endif // SKIA_EXT_PLATFORM_DEVICE_WIN_H_ |
98 | 98 |
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