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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 // An Image wraps an image any flavor, be it platform-native GdkBitmap/NSImage, | 5 // An Image wraps an image any flavor, be it platform-native GdkBitmap/NSImage, |
| 6 // or a SkBitmap. This also provides easy conversion to other image types | 6 // or a SkBitmap. This also provides easy conversion to other image types |
| 7 // through operator overloading. It will cache the converted representations | 7 // through operator overloading. It will cache the converted representations |
| 8 // internally to prevent double-conversion. | 8 // internally to prevent double-conversion. |
| 9 // | 9 // |
| 10 // The lifetime of both the initial representation and any converted ones are | 10 // The lifetime of both the initial representation and any converted ones are |
| 11 // tied to the lifetime of the Image's internal storage. To allow Images to be | 11 // tied to the lifetime of the Image's internal storage. To allow Images to be |
| 12 // cheaply passed around by value, the actual image data is stored in a ref- | 12 // cheaply passed around by value, the actual image data is stored in a ref- |
| 13 // counted member. When all Images referencing this storage are deleted, the | 13 // counted member. When all Images referencing this storage are deleted, the |
| 14 // actual representations are deleted, too. | 14 // actual representations are deleted, too. |
| 15 | 15 |
| 16 #ifndef UI_GFX_IMAGE_IMAGE_H_ | 16 #ifndef UI_GFX_IMAGE_IMAGE_H_ |
| 17 #define UI_GFX_IMAGE_IMAGE_H_ | 17 #define UI_GFX_IMAGE_IMAGE_H_ |
| 18 #pragma once | 18 #pragma once |
| 19 | 19 |
| 20 #include <map> | 20 #include <map> |
| 21 #include <vector> | 21 #include <vector> |
| 22 | 22 |
| 23 #include "base/basictypes.h" | 23 #include "base/basictypes.h" |
| 24 #include "base/gtest_prod_util.h" | 24 #include "base/gtest_prod_util.h" |
| 25 #include "base/memory/ref_counted.h" | 25 #include "base/memory/ref_counted.h" |
| 26 #include "ui/base/ui_export.h" |
| 26 #include "ui/gfx/native_widget_types.h" | 27 #include "ui/gfx/native_widget_types.h" |
| 27 #include "ui/ui_api.h" | |
| 28 | 28 |
| 29 class SkBitmap; | 29 class SkBitmap; |
| 30 | 30 |
| 31 namespace { | 31 namespace { |
| 32 class ImageTest; | 32 class ImageTest; |
| 33 class ImageMacTest; | 33 class ImageMacTest; |
| 34 } | 34 } |
| 35 | 35 |
| 36 namespace gfx { | 36 namespace gfx { |
| 37 | 37 |
| 38 namespace internal { | 38 namespace internal { |
| 39 class ImageRep; | 39 class ImageRep; |
| 40 class ImageStorage; | 40 class ImageStorage; |
| 41 } | 41 } |
| 42 | 42 |
| 43 class UI_API Image { | 43 class UI_EXPORT Image { |
| 44 public: | 44 public: |
| 45 enum RepresentationType { | 45 enum RepresentationType { |
| 46 kImageRepGdk, | 46 kImageRepGdk, |
| 47 kImageRepCocoa, | 47 kImageRepCocoa, |
| 48 kImageRepSkia, | 48 kImageRepSkia, |
| 49 }; | 49 }; |
| 50 | 50 |
| 51 typedef std::map<RepresentationType, internal::ImageRep*> RepresentationMap; | 51 typedef std::map<RepresentationType, internal::ImageRep*> RepresentationMap; |
| 52 | 52 |
| 53 // Creates a new image with the default representation. The object will take | 53 // Creates a new image with the default representation. The object will take |
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| 146 // be cheaply copied. | 146 // be cheaply copied. |
| 147 scoped_refptr<internal::ImageStorage> storage_; | 147 scoped_refptr<internal::ImageStorage> storage_; |
| 148 | 148 |
| 149 friend class ::ImageTest; | 149 friend class ::ImageTest; |
| 150 friend class ::ImageMacTest; | 150 friend class ::ImageMacTest; |
| 151 }; | 151 }; |
| 152 | 152 |
| 153 } // namespace gfx | 153 } // namespace gfx |
| 154 | 154 |
| 155 #endif // UI_GFX_IMAGE_IMAGE_H_ | 155 #endif // UI_GFX_IMAGE_IMAGE_H_ |
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