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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 UI_GFX_SKIA_UTIL_H_ | 5 #ifndef UI_GFX_SKIA_UTIL_H_ |
6 #define UI_GFX_SKIA_UTIL_H_ | 6 #define UI_GFX_SKIA_UTIL_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 #include <vector> | 9 #include <vector> |
10 | 10 |
11 #include "skia/ext/refptr.h" | |
12 #include "third_party/skia/include/core/SkColor.h" | 11 #include "third_party/skia/include/core/SkColor.h" |
13 #include "third_party/skia/include/core/SkRect.h" | 12 #include "third_party/skia/include/core/SkRect.h" |
| 13 #include "third_party/skia/include/core/SkRefCnt.h" |
14 #include "third_party/skia/include/core/SkShader.h" | 14 #include "third_party/skia/include/core/SkShader.h" |
15 #include "ui/gfx/geometry/quad_f.h" | 15 #include "ui/gfx/geometry/quad_f.h" |
16 #include "ui/gfx/geometry/size.h" | 16 #include "ui/gfx/geometry/size.h" |
17 #include "ui/gfx/gfx_export.h" | 17 #include "ui/gfx/gfx_export.h" |
18 | 18 |
19 class SkBitmap; | 19 class SkBitmap; |
20 class SkDrawLooper; | 20 class SkDrawLooper; |
21 | 21 |
22 namespace gfx { | 22 namespace gfx { |
23 | 23 |
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41 GFX_EXPORT void TransformToFlattenedSkMatrix(const gfx::Transform& transform, | 41 GFX_EXPORT void TransformToFlattenedSkMatrix(const gfx::Transform& transform, |
42 SkMatrix* flattened); | 42 SkMatrix* flattened); |
43 | 43 |
44 // Creates a bitmap shader for the image rep with the image rep's scale factor. | 44 // Creates a bitmap shader for the image rep with the image rep's scale factor. |
45 // Sets the created shader's local matrix such that it displays the image rep at | 45 // Sets the created shader's local matrix such that it displays the image rep at |
46 // the correct scale factor. | 46 // the correct scale factor. |
47 // The shader's local matrix should not be changed after the shader is created. | 47 // The shader's local matrix should not be changed after the shader is created. |
48 // TODO(pkotwicz): Allow shader's local matrix to be changed after the shader | 48 // TODO(pkotwicz): Allow shader's local matrix to be changed after the shader |
49 // is created. | 49 // is created. |
50 // | 50 // |
51 GFX_EXPORT skia::RefPtr<SkShader> CreateImageRepShader( | 51 GFX_EXPORT sk_sp<SkShader> CreateImageRepShader( |
52 const gfx::ImageSkiaRep& image_rep, | 52 const gfx::ImageSkiaRep& image_rep, |
53 SkShader::TileMode tile_mode, | 53 SkShader::TileMode tile_mode, |
54 const SkMatrix& local_matrix); | 54 const SkMatrix& local_matrix); |
55 | 55 |
56 // Creates a bitmap shader for the image rep with the passed in scale factor. | 56 // Creates a bitmap shader for the image rep with the passed in scale factor. |
57 GFX_EXPORT skia::RefPtr<SkShader> CreateImageRepShaderForScale( | 57 GFX_EXPORT sk_sp<SkShader> CreateImageRepShaderForScale( |
58 const gfx::ImageSkiaRep& image_rep, | 58 const gfx::ImageSkiaRep& image_rep, |
59 SkShader::TileMode tile_mode, | 59 SkShader::TileMode tile_mode, |
60 const SkMatrix& local_matrix, | 60 const SkMatrix& local_matrix, |
61 SkScalar scale); | 61 SkScalar scale); |
62 | 62 |
63 // Creates a vertical gradient shader. The caller owns the shader. | 63 // Creates a vertical gradient shader. The caller owns the shader. |
64 // Example usage to avoid leaks: | 64 // Example usage to avoid leaks: |
65 GFX_EXPORT skia::RefPtr<SkShader> CreateGradientShader(int start_point, | 65 GFX_EXPORT sk_sp<SkShader> CreateGradientShader(int start_point, |
66 int end_point, | 66 int end_point, |
67 SkColor start_color, | 67 SkColor start_color, |
68 SkColor end_color); | 68 SkColor end_color); |
69 | 69 |
70 // Creates a draw looper to generate |shadows|. The caller owns the draw looper. | 70 // Creates a draw looper to generate |shadows|. The caller owns the draw looper. |
71 // NULL is returned if |shadows| is empty since no draw looper is needed in | 71 // NULL is returned if |shadows| is empty since no draw looper is needed in |
72 // this case. | 72 // this case. |
73 GFX_EXPORT skia::RefPtr<SkDrawLooper> CreateShadowDrawLooper( | 73 GFX_EXPORT sk_sp<SkDrawLooper> CreateShadowDrawLooper( |
74 const std::vector<ShadowValue>& shadows); | 74 const std::vector<ShadowValue>& shadows); |
75 | 75 |
76 // Returns true if the two bitmaps contain the same pixels. | 76 // Returns true if the two bitmaps contain the same pixels. |
77 GFX_EXPORT bool BitmapsAreEqual(const SkBitmap& bitmap1, | 77 GFX_EXPORT bool BitmapsAreEqual(const SkBitmap& bitmap1, |
78 const SkBitmap& bitmap2); | 78 const SkBitmap& bitmap2); |
79 | 79 |
80 // Converts Skia ARGB format pixels in |skia| to RGBA. | 80 // Converts Skia ARGB format pixels in |skia| to RGBA. |
81 GFX_EXPORT void ConvertSkiaToRGBA(const unsigned char* skia, | 81 GFX_EXPORT void ConvertSkiaToRGBA(const unsigned char* skia, |
82 int pixel_width, | 82 int pixel_width, |
83 unsigned char* rgba); | 83 unsigned char* rgba); |
84 | 84 |
85 } // namespace gfx | 85 } // namespace gfx |
86 | 86 |
87 #endif // UI_GFX_SKIA_UTIL_H_ | 87 #endif // UI_GFX_SKIA_UTIL_H_ |
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