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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_IMAGE_SKIA_OPERATIONS_H_ | 5 #ifndef UI_GFX_IMAGE_SKIA_OPERATIONS_H_ |
6 #define UI_GFX_IMAGE_SKIA_OPERATIONS_H_ | 6 #define UI_GFX_IMAGE_SKIA_OPERATIONS_H_ |
7 | 7 |
8 #include "base/gtest_prod_util.h" | 8 #include "base/gtest_prod_util.h" |
9 #include "skia/ext/image_operations.h" | 9 #include "skia/ext/image_operations.h" |
10 #include "ui/gfx/color_utils.h" | 10 #include "ui/gfx/color_utils.h" |
11 #include "ui/gfx/gfx_export.h" | 11 #include "ui/gfx/gfx_export.h" |
12 #include "ui/gfx/shadow_value.h" | 12 #include "ui/gfx/shadow_value.h" |
13 #include "ui/gfx/skbitmap_operations.h" | 13 #include "ui/gfx/skbitmap_operations.h" |
14 | 14 |
15 namespace gfx { | 15 namespace gfx { |
16 class ImageSkia; | 16 class ImageSkia; |
17 class Rect; | 17 class Rect; |
18 class Size; | 18 class Size; |
19 | 19 |
20 class UI_EXPORT ImageSkiaOperations { | 20 class GFX_EXPORT ImageSkiaOperations { |
21 public: | 21 public: |
22 // Create an image that is a blend of two others. The alpha argument | 22 // Create an image that is a blend of two others. The alpha argument |
23 // specifies the opacity of the second imag. The provided image must | 23 // specifies the opacity of the second imag. The provided image must |
24 // use the kARGB_8888_Config config and be of equal dimensions. | 24 // use the kARGB_8888_Config config and be of equal dimensions. |
25 static ImageSkia CreateBlendedImage(const ImageSkia& first, | 25 static ImageSkia CreateBlendedImage(const ImageSkia& first, |
26 const ImageSkia& second, | 26 const ImageSkia& second, |
27 double alpha); | 27 double alpha); |
28 | 28 |
29 // Creates an image that is the original image with opacity set to |alpha|. | 29 // Creates an image that is the original image with opacity set to |alpha|. |
30 static ImageSkia CreateTransparentImage(const ImageSkia& image, double alpha); | 30 static ImageSkia CreateTransparentImage(const ImageSkia& image, double alpha); |
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94 const ImageSkia& source, | 94 const ImageSkia& source, |
95 SkBitmapOperations::RotationAmount rotation); | 95 SkBitmapOperations::RotationAmount rotation); |
96 | 96 |
97 private: | 97 private: |
98 ImageSkiaOperations(); // Class for scoping only. | 98 ImageSkiaOperations(); // Class for scoping only. |
99 }; | 99 }; |
100 | 100 |
101 } // namespace gfx | 101 } // namespace gfx |
102 | 102 |
103 #endif // UI_GFX_IMAGE_IMAGE_SKIA_OPERATIONS_H_ | 103 #endif // UI_GFX_IMAGE_IMAGE_SKIA_OPERATIONS_H_ |
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