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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 5 #ifndef UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
6 #define UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 6 #define UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
10 #include "base/native_library.h" | 10 #include "base/native_library.h" |
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51 // The following function is specific to the software path: | 51 // The following function is specific to the software path: |
52 // - CreateCanvasForWidget | 52 // - CreateCanvasForWidget |
53 // | 53 // |
54 // The accelerated path can optionally provide support for the software drawing | 54 // The accelerated path can optionally provide support for the software drawing |
55 // path. | 55 // path. |
56 // | 56 // |
57 // The remaining functions are not covered since they are needed in both drawing | 57 // The remaining functions are not covered since they are needed in both drawing |
58 // modes (See comments bellow for descriptions). | 58 // modes (See comments bellow for descriptions). |
59 class OZONE_BASE_EXPORT SurfaceFactoryOzone { | 59 class OZONE_BASE_EXPORT SurfaceFactoryOzone { |
60 public: | 60 public: |
61 // Describes the state of the hardware after initialization. | |
62 enum HardwareState { | |
63 UNINITIALIZED, | |
64 INITIALIZED, | |
65 FAILED, | |
66 }; | |
67 | |
68 // Describes overlay buffer format. | 61 // Describes overlay buffer format. |
69 // TODO: this is a placeholder for now and will be populated with more | 62 // TODO: this is a placeholder for now and will be populated with more |
70 // formats once we know what sorts of content, video, etc. we can support. | 63 // formats once we know what sorts of content, video, etc. we can support. |
71 enum BufferFormat { | 64 enum BufferFormat { |
72 UNKNOWN, | 65 UNKNOWN, |
73 RGBA_8888, | 66 RGBA_8888, |
74 RGB_888, | 67 RGB_888, |
75 }; | 68 }; |
76 | 69 |
77 typedef void* (*GLGetProcAddressProc)(const char* name); | 70 typedef void* (*GLGetProcAddressProc)(const char* name); |
78 typedef base::Callback<void(base::NativeLibrary)> AddGLLibraryCallback; | 71 typedef base::Callback<void(base::NativeLibrary)> AddGLLibraryCallback; |
79 typedef base::Callback<void(GLGetProcAddressProc)> | 72 typedef base::Callback<void(GLGetProcAddressProc)> |
80 SetGLGetProcAddressProcCallback; | 73 SetGLGetProcAddressProcCallback; |
81 | 74 |
82 SurfaceFactoryOzone(); | 75 SurfaceFactoryOzone(); |
83 virtual ~SurfaceFactoryOzone(); | 76 virtual ~SurfaceFactoryOzone(); |
84 | 77 |
85 // Returns the singleton instance. | 78 // Returns the singleton instance. |
86 static SurfaceFactoryOzone* GetInstance(); | 79 static SurfaceFactoryOzone* GetInstance(); |
87 | 80 |
88 // Configures the display hardware. Must be called from within the GPU | |
89 // process before the sandbox has been activated. | |
90 virtual HardwareState InitializeHardware() = 0; | |
91 | |
92 // Cleans up display hardware state. Call this from within the GPU process. | |
93 // This method must be safe to run inside of the sandbox. | |
94 virtual void ShutdownHardware() = 0; | |
95 | |
96 // Returns native platform display handle. This is used to obtain the EGL | 81 // Returns native platform display handle. This is used to obtain the EGL |
97 // display connection for the native display. | 82 // display connection for the native display. |
98 virtual intptr_t GetNativeDisplay(); | 83 virtual intptr_t GetNativeDisplay(); |
99 | 84 |
100 // Create SurfaceOzoneEGL for the specified gfx::AcceleratedWidget. | 85 // Create SurfaceOzoneEGL for the specified gfx::AcceleratedWidget. |
101 // | 86 // |
102 // Note: When used from content, this is called in the GPU process. The | 87 // Note: When used from content, this is called in the GPU process. The |
103 // platform must support creation of SurfaceOzoneEGL from the GPU process | 88 // platform must support creation of SurfaceOzoneEGL from the GPU process |
104 // using only the handle contained in gfx::AcceleratedWidget. | 89 // using only the handle contained in gfx::AcceleratedWidget. |
105 virtual scoped_ptr<SurfaceOzoneEGL> CreateEGLSurfaceForWidget( | 90 virtual scoped_ptr<SurfaceOzoneEGL> CreateEGLSurfaceForWidget( |
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139 // overlay-only mode. | 124 // overlay-only mode. |
140 virtual bool CanShowPrimaryPlaneAsOverlay(); | 125 virtual bool CanShowPrimaryPlaneAsOverlay(); |
141 | 126 |
142 private: | 127 private: |
143 static SurfaceFactoryOzone* impl_; // not owned | 128 static SurfaceFactoryOzone* impl_; // not owned |
144 }; | 129 }; |
145 | 130 |
146 } // namespace ui | 131 } // namespace ui |
147 | 132 |
148 #endif // UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ | 133 #endif // UI_OZONE_PUBLIC_SURFACE_FACTORY_OZONE_H_ |
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