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1 // Copyright (c) 2017 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2017 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_PAINT_UTIL_H_ | 5 #ifndef UI_GFX_SKIA_PAINT_UTIL_H_ |
6 #define UI_GFX_SKIA_PAINT_UTIL_H_ | 6 #define UI_GFX_SKIA_PAINT_UTIL_H_ |
7 | 7 |
| 8 #include <memory> |
8 #include <vector> | 9 #include <vector> |
9 | 10 |
10 #include "cc/paint/paint_shader.h" | 11 #include "cc/paint/paint_shader.h" |
11 #include "ui/gfx/gfx_export.h" | 12 #include "ui/gfx/gfx_export.h" |
12 #include "ui/gfx/shadow_value.h" | 13 #include "ui/gfx/shadow_value.h" |
13 | 14 |
14 class SkDrawLooper; | 15 class SkDrawLooper; |
15 class SkMatrix; | 16 class SkMatrix; |
16 | 17 |
17 namespace gfx { | 18 namespace gfx { |
18 | 19 |
19 class ImageSkiaRep; | 20 class ImageSkiaRep; |
20 | 21 |
21 // Creates a bitmap shader for the image rep with the image rep's scale factor. | 22 // Creates a bitmap shader for the image rep with the image rep's scale factor. |
22 // Sets the created shader's local matrix such that it displays the image rep at | 23 // Sets the created shader's local matrix such that it displays the image rep at |
23 // the correct scale factor. | 24 // the correct scale factor. |
24 // The shader's local matrix should not be changed after the shader is created. | 25 // The shader's local matrix should not be changed after the shader is created. |
25 // TODO(pkotwicz): Allow shader's local matrix to be changed after the shader | 26 // TODO(pkotwicz): Allow shader's local matrix to be changed after the shader |
26 // is created. | 27 // is created. |
27 // | 28 // |
28 GFX_EXPORT sk_sp<cc::PaintShader> CreateImageRepShader( | 29 GFX_EXPORT std::unique_ptr<cc::PaintShader> CreateImageRepShader( |
29 const gfx::ImageSkiaRep& image_rep, | 30 const gfx::ImageSkiaRep& image_rep, |
30 cc::PaintShader::TileMode tile_mode, | 31 SkShader::TileMode tile_mode, |
31 const SkMatrix& local_matrix); | 32 const SkMatrix& local_matrix); |
32 | 33 |
33 // Creates a bitmap shader for the image rep with the passed in scale factor. | 34 // Creates a bitmap shader for the image rep with the passed in scale factor. |
34 GFX_EXPORT sk_sp<cc::PaintShader> CreateImageRepShaderForScale( | 35 GFX_EXPORT std::unique_ptr<cc::PaintShader> CreateImageRepShaderForScale( |
35 const gfx::ImageSkiaRep& image_rep, | 36 const gfx::ImageSkiaRep& image_rep, |
36 cc::PaintShader::TileMode tile_mode, | 37 SkShader::TileMode tile_mode, |
37 const SkMatrix& local_matrix, | 38 const SkMatrix& local_matrix, |
38 SkScalar scale); | 39 SkScalar scale); |
39 | 40 |
40 // Creates a vertical gradient shader. The caller owns the shader. | 41 // Creates a vertical gradient shader. The caller owns the shader. |
41 // Example usage to avoid leaks: | 42 // Example usage to avoid leaks: |
42 GFX_EXPORT sk_sp<cc::PaintShader> CreateGradientShader(int start_point, | 43 GFX_EXPORT std::unique_ptr<cc::PaintShader> CreateGradientShader( |
43 int end_point, | 44 int start_point, |
44 SkColor start_color, | 45 int end_point, |
45 SkColor end_color); | 46 SkColor start_color, |
| 47 SkColor end_color); |
46 | 48 |
47 // Creates a draw looper to generate |shadows|. The caller owns the draw looper. | 49 // Creates a draw looper to generate |shadows|. The caller owns the draw looper. |
48 // NULL is returned if |shadows| is empty since no draw looper is needed in | 50 // NULL is returned if |shadows| is empty since no draw looper is needed in |
49 // this case. | 51 // this case. |
50 GFX_EXPORT sk_sp<SkDrawLooper> CreateShadowDrawLooper( | 52 GFX_EXPORT sk_sp<SkDrawLooper> CreateShadowDrawLooper( |
51 const std::vector<ShadowValue>& shadows); | 53 const std::vector<ShadowValue>& shadows); |
52 | 54 |
53 } // namespace gfx | 55 } // namespace gfx |
54 | 56 |
55 #endif // UI_GFX_SKIA_UTIL_H_ | 57 #endif // UI_GFX_SKIA_UTIL_H_ |
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