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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_COLOR_SPACE_H_ | 5 #ifndef UI_GFX_COLOR_SPACE_H_ |
6 #define UI_GFX_COLOR_SPACE_H_ | 6 #define UI_GFX_COLOR_SPACE_H_ |
7 | 7 |
8 #include <vector> | 8 #include <vector> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/ref_counted.h" | |
12 #include "build/build_config.h" | 11 #include "build/build_config.h" |
13 #include "ui/gfx/gfx_export.h" | 12 #include "ui/gfx/gfx_export.h" |
14 | 13 |
15 #if defined(OS_MACOSX) | 14 #if defined(OS_MACOSX) |
16 #include <CoreGraphics/CGColorSpace.h> | 15 #include <CoreGraphics/CGColorSpace.h> |
17 #endif | 16 #endif |
18 | 17 |
19 namespace gfx { | 18 namespace gfx { |
20 | 19 |
21 class GFX_EXPORT ColorSpace { | 20 class GFX_EXPORT ColorSpace { |
22 public: | 21 public: |
23 ColorSpace(); | 22 ColorSpace(); |
24 ColorSpace(ColorSpace&& other); | 23 ColorSpace(ColorSpace&& other); |
25 ColorSpace(const ColorSpace& other); | 24 ColorSpace(const ColorSpace& other); |
26 ColorSpace& operator=(const ColorSpace& other); | 25 ColorSpace& operator=(const ColorSpace& other); |
27 ~ColorSpace(); | 26 ~ColorSpace(); |
28 bool operator==(const ColorSpace& other) const; | 27 bool operator==(const ColorSpace& other) const; |
29 bool operator<(const ColorSpace& other) const; | |
30 | 28 |
31 // Returns the color profile of the monitor that can best represent color. | 29 // Returns the color profile of the monitor that can best represent color. |
32 // This profile should be used for creating content that does not know on | 30 // This profile should be used for creating content that does not know on |
33 // which monitor it will be displayed. | 31 // which monitor it will be displayed. |
34 static ColorSpace FromBestMonitor(); | 32 static ColorSpace FromBestMonitor(); |
35 static ColorSpace FromICCProfile(const std::vector<char>& icc_profile); | 33 static ColorSpace FromICCProfile(const std::vector<char>& icc_profile); |
36 #if defined(OS_MACOSX) | 34 #if defined(OS_MACOSX) |
37 static ColorSpace FromCGColorSpace(CGColorSpaceRef cg_color_space); | 35 static ColorSpace FromCGColorSpace(CGColorSpaceRef cg_color_space); |
38 #endif | 36 #endif |
39 | 37 |
40 const std::vector<char>& GetICCProfile() const; | 38 const std::vector<char>& GetICCProfile() const { return icc_profile_; } |
41 | 39 |
42 #if defined(OS_WIN) | 40 #if defined(OS_WIN) |
43 // This will read monitor ICC profiles from disk and cache the results for the | 41 // This will read monitor ICC profiles from disk and cache the results for the |
44 // other functions to read. This should not be called on the UI or IO thread. | 42 // other functions to read. This should not be called on the UI or IO thread. |
45 static void UpdateCachedProfilesOnBackgroundThread(); | 43 static void UpdateCachedProfilesOnBackgroundThread(); |
46 static bool CachedProfilesNeedUpdate(); | 44 static bool CachedProfilesNeedUpdate(); |
47 #endif | 45 #endif |
48 | 46 |
49 static bool IsValidProfileLength(size_t length); | 47 static bool IsValidProfileLength(size_t length); |
50 | 48 |
51 private: | 49 private: |
52 struct Key; | 50 std::vector<char> icc_profile_; |
53 class GlobalData; | |
54 friend struct Key; | |
55 friend class GlobalData; | |
56 enum class Type { | |
57 UNDEFINED, | |
58 ICC_PROFILE, | |
59 }; | |
60 Type type_ = Type::UNDEFINED; | |
61 | |
62 // GlobalData stores large or expensive-to-compute data about a color space | |
63 // (e.g, ICC profile). This structure is shared by all identical ColorSpace | |
64 // objects in the process. It is lazily initialized for named color spaces. | |
65 mutable scoped_refptr<GlobalData> global_data_; | |
66 }; | 51 }; |
67 | 52 |
68 } // namespace gfx | 53 } // namespace gfx |
69 | 54 |
70 #endif // UI_GFX_COLOR_SPACE_H_ | 55 #endif // UI_GFX_COLOR_SPACE_H_ |
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