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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_IMAGE_SKIA_REP_H_ | 5 #ifndef UI_GFX_IMAGE_IMAGE_SKIA_REP_H_ |
6 #define UI_GFX_IMAGE_IMAGE_SKIA_REP_H_ | 6 #define UI_GFX_IMAGE_IMAGE_SKIA_REP_H_ |
7 #pragma once | 7 #pragma once |
8 | 8 |
9 #include "third_party/skia/include/core/SkBitmap.h" | 9 #include "third_party/skia/include/core/SkBitmap.h" |
10 #include "ui/base/layout.h" | 10 #include "ui/base/layout.h" |
11 #include "ui/base/ui_export.h" | 11 #include "ui/base/ui_export.h" |
12 | 12 |
13 namespace gfx { | 13 namespace gfx { |
14 class Size; | 14 class Size; |
15 | 15 |
16 // An ImageSkiaRep represents a bitmap and the scale factor it is intended for. | 16 // An ImageSkiaRep represents a bitmap and the scale factor it is intended for. |
17 class UI_EXPORT ImageSkiaRep { | 17 class UI_EXPORT ImageSkiaRep { |
18 public: | 18 public: |
19 // Create null bitmap. | 19 // Create null bitmap. |
20 ImageSkiaRep(); | 20 ImageSkiaRep(); |
21 ~ImageSkiaRep(); | 21 ~ImageSkiaRep(); |
22 | 22 |
23 // Creates a bitmap with kARGB_8888_Config config with given |size| in DIP. | 23 // Creates a bitmap with kARGB_8888_Config config with given |size| in DIP. |
24 // This allocates pixels in the bitmap. | 24 // This allocates pixels in the bitmap. |
25 ImageSkiaRep(const gfx::Size& size, ui::ScaleFactor scale_factor); | 25 ImageSkiaRep(const gfx::Size& size, ui::ScaleFactor scale_factor); |
26 | 26 |
27 // Creates a bitmap with a default scale factor of 1x. | |
28 // Adds ref to |src|. | |
29 // TODO(pkotwicz): This is temporary and should be removed ASAP. | |
30 ImageSkiaRep(const SkBitmap& src); | |
31 | |
32 // Creates a bitmap with given scale factor. | 27 // Creates a bitmap with given scale factor. |
33 // Adds ref to |src|. | 28 // Adds ref to |src|. |
34 ImageSkiaRep(const SkBitmap& src, ui::ScaleFactor scale_factor); | 29 ImageSkiaRep(const SkBitmap& src, ui::ScaleFactor scale_factor); |
35 | 30 |
36 // Converts to and from SkBitmap. | |
37 // TODO(pkotwicz): This is temporary and should be removed ASAP. | |
38 ImageSkiaRep& operator=(const SkBitmap& other); | |
39 operator SkBitmap&() const; | |
40 | |
41 // Returns true if the backing bitmap is null. | 31 // Returns true if the backing bitmap is null. |
42 bool is_null() const { return bitmap_.isNull(); } | 32 bool is_null() const { return bitmap_.isNull(); } |
43 | 33 |
44 // Get width and height of bitmap in DIP. | 34 // Get width and height of bitmap in DIP. |
45 int GetWidth() const; | 35 int GetWidth() const; |
46 int GetHeight() const; | 36 int GetHeight() const; |
47 | 37 |
48 // Get width and height of bitmap in pixels. | 38 // Get width and height of bitmap in pixels. |
49 int pixel_width() const { return bitmap_.width(); } | 39 int pixel_width() const { return bitmap_.width(); } |
50 int pixel_height() const { return bitmap_.height(); } | 40 int pixel_height() const { return bitmap_.height(); } |
51 | 41 |
52 // Retrieves the scale that the bitmap will be painted at. | 42 // Retrieves the scale that the bitmap will be painted at. |
53 float GetScale() const; | 43 float GetScale() const; |
54 ui::ScaleFactor scale_factor() const { return scale_factor_; } | 44 ui::ScaleFactor scale_factor() const { return scale_factor_; } |
55 | 45 |
56 // Returns backing bitmap. | 46 // Returns backing bitmap. |
57 const SkBitmap& sk_bitmap() const { return bitmap_; } | 47 const SkBitmap& sk_bitmap() const { return bitmap_; } |
58 | 48 |
59 private: | 49 private: |
60 SkBitmap bitmap_; | 50 SkBitmap bitmap_; |
61 ui::ScaleFactor scale_factor_; | 51 ui::ScaleFactor scale_factor_; |
62 }; | 52 }; |
63 | 53 |
64 } // namespace gfx | 54 } // namespace gfx |
65 | 55 |
66 #endif // UI_GFX_IMAGE_IMAGE_SKIA_REP_H_ | 56 #endif // UI_GFX_IMAGE_IMAGE_SKIA_REP_H_ |
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