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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 // 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 // Images can be empty, in which case they have no backing representation. | 16 // Images can be empty, in which case they have no backing representation. |
17 // Attempting to use an empty Image will result in a crash. | 17 // Attempting to use an empty Image will result in a crash. |
18 | 18 |
19 #ifndef UI_GFX_IMAGE_IMAGE_H_ | 19 #ifndef UI_GFX_IMAGE_IMAGE_H_ |
20 #define UI_GFX_IMAGE_IMAGE_H_ | 20 #define UI_GFX_IMAGE_IMAGE_H_ |
21 | 21 |
| 22 #include <stddef.h> |
| 23 |
22 #include <map> | 24 #include <map> |
23 #include <vector> | 25 #include <vector> |
24 | 26 |
25 #include "base/basictypes.h" | |
26 #include "base/memory/ref_counted_memory.h" | 27 #include "base/memory/ref_counted_memory.h" |
27 #include "base/memory/scoped_ptr.h" | 28 #include "base/memory/scoped_ptr.h" |
| 29 #include "build/build_config.h" |
28 #include "ui/gfx/gfx_export.h" | 30 #include "ui/gfx/gfx_export.h" |
29 #include "ui/gfx/native_widget_types.h" | 31 #include "ui/gfx/native_widget_types.h" |
30 | 32 |
31 #if defined(OS_MACOSX) && !defined(OS_IOS) | 33 #if defined(OS_MACOSX) && !defined(OS_IOS) |
32 typedef struct CGColorSpace* CGColorSpaceRef; | 34 typedef struct CGColorSpace* CGColorSpaceRef; |
33 #endif | 35 #endif |
34 | 36 |
35 class SkBitmap; | 37 class SkBitmap; |
36 | 38 |
37 namespace gfx { | 39 namespace gfx { |
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185 void AddRepresentation(scoped_ptr<internal::ImageRep> rep) const; | 187 void AddRepresentation(scoped_ptr<internal::ImageRep> rep) const; |
186 | 188 |
187 // Internal class that holds all the representations. This allows the Image to | 189 // Internal class that holds all the representations. This allows the Image to |
188 // be cheaply copied. | 190 // be cheaply copied. |
189 scoped_refptr<internal::ImageStorage> storage_; | 191 scoped_refptr<internal::ImageStorage> storage_; |
190 }; | 192 }; |
191 | 193 |
192 } // namespace gfx | 194 } // namespace gfx |
193 | 195 |
194 #endif // UI_GFX_IMAGE_IMAGE_H_ | 196 #endif // UI_GFX_IMAGE_IMAGE_H_ |
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