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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 CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ | 5 #ifndef CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ |
| 6 #define CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ | 6 #define CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "base/memory/scoped_ptr.h" | 9 #include "base/memory/scoped_ptr.h" |
| 10 #include "content/common/content_export.h" | 10 #include "content/common/content_export.h" |
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| 77 | 77 |
| 78 // Returns the image format. | 78 // Returns the image format. |
| 79 PP_ImageDataFormat format() const { return format_; } | 79 PP_ImageDataFormat format() const { return format_; } |
| 80 | 80 |
| 81 // Returns true if this image is mapped. False means that the image is either | 81 // Returns true if this image is mapped. False means that the image is either |
| 82 // invalid or not mapped. See ImageDataAutoMapper below. | 82 // invalid or not mapped. See ImageDataAutoMapper below. |
| 83 bool IsMapped() const; | 83 bool IsMapped() const; |
| 84 TransportDIB* GetTransportDIB() const; | 84 TransportDIB* GetTransportDIB() const; |
| 85 | 85 |
| 86 // Resource override. | 86 // Resource override. |
| 87 virtual ppapi::thunk::PPB_ImageData_API* AsPPB_ImageData_API() OVERRIDE; | 87 virtual ppapi::thunk::PPB_ImageData_API* AsPPB_ImageData_API() override; |
| 88 | 88 |
| 89 // PPB_ImageData_API implementation. | 89 // PPB_ImageData_API implementation. |
| 90 virtual PP_Bool Describe(PP_ImageDataDesc* desc) OVERRIDE; | 90 virtual PP_Bool Describe(PP_ImageDataDesc* desc) override; |
| 91 virtual void* Map() OVERRIDE; | 91 virtual void* Map() override; |
| 92 virtual void Unmap() OVERRIDE; | 92 virtual void Unmap() override; |
| 93 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) OVERRIDE; | 93 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) override; |
| 94 virtual SkCanvas* GetPlatformCanvas() OVERRIDE; | 94 virtual SkCanvas* GetPlatformCanvas() override; |
| 95 virtual SkCanvas* GetCanvas() OVERRIDE; | 95 virtual SkCanvas* GetCanvas() override; |
| 96 virtual void SetIsCandidateForReuse() OVERRIDE; | 96 virtual void SetIsCandidateForReuse() override; |
| 97 | 97 |
| 98 const SkBitmap* GetMappedBitmap() const; | 98 const SkBitmap* GetMappedBitmap() const; |
| 99 | 99 |
| 100 private: | 100 private: |
| 101 virtual ~PPB_ImageData_Impl(); | 101 virtual ~PPB_ImageData_Impl(); |
| 102 | 102 |
| 103 PP_ImageDataFormat format_; | 103 PP_ImageDataFormat format_; |
| 104 int width_; | 104 int width_; |
| 105 int height_; | 105 int height_; |
| 106 scoped_ptr<Backend> backend_; | 106 scoped_ptr<Backend> backend_; |
| 107 | 107 |
| 108 DISALLOW_COPY_AND_ASSIGN(PPB_ImageData_Impl); | 108 DISALLOW_COPY_AND_ASSIGN(PPB_ImageData_Impl); |
| 109 }; | 109 }; |
| 110 | 110 |
| 111 class ImageDataPlatformBackend : public PPB_ImageData_Impl::Backend { | 111 class ImageDataPlatformBackend : public PPB_ImageData_Impl::Backend { |
| 112 public: | 112 public: |
| 113 // |is_browser_allocated| indicates whether the backing shared memory should | 113 // |is_browser_allocated| indicates whether the backing shared memory should |
| 114 // be allocated by the browser process. | 114 // be allocated by the browser process. |
| 115 ImageDataPlatformBackend(bool is_browser_allocated); | 115 ImageDataPlatformBackend(bool is_browser_allocated); |
| 116 virtual ~ImageDataPlatformBackend(); | 116 virtual ~ImageDataPlatformBackend(); |
| 117 | 117 |
| 118 // PPB_ImageData_Impl::Backend implementation. | 118 // PPB_ImageData_Impl::Backend implementation. |
| 119 virtual bool Init(PPB_ImageData_Impl* impl, | 119 virtual bool Init(PPB_ImageData_Impl* impl, |
| 120 PP_ImageDataFormat format, | 120 PP_ImageDataFormat format, |
| 121 int width, | 121 int width, |
| 122 int height, | 122 int height, |
| 123 bool init_to_zero) OVERRIDE; | 123 bool init_to_zero) override; |
| 124 virtual bool IsMapped() const OVERRIDE; | 124 virtual bool IsMapped() const override; |
| 125 virtual TransportDIB* GetTransportDIB() const OVERRIDE; | 125 virtual TransportDIB* GetTransportDIB() const override; |
| 126 virtual void* Map() OVERRIDE; | 126 virtual void* Map() override; |
| 127 virtual void Unmap() OVERRIDE; | 127 virtual void Unmap() override; |
| 128 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) OVERRIDE; | 128 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) override; |
| 129 virtual SkCanvas* GetPlatformCanvas() OVERRIDE; | 129 virtual SkCanvas* GetPlatformCanvas() override; |
| 130 virtual SkCanvas* GetCanvas() OVERRIDE; | 130 virtual SkCanvas* GetCanvas() override; |
| 131 virtual const SkBitmap* GetMappedBitmap() const OVERRIDE; | 131 virtual const SkBitmap* GetMappedBitmap() const override; |
| 132 | 132 |
| 133 private: | 133 private: |
| 134 // This will be NULL before initialization, and if this PPB_ImageData_Impl is | 134 // This will be NULL before initialization, and if this PPB_ImageData_Impl is |
| 135 // swapped with another. | 135 // swapped with another. |
| 136 int width_; | 136 int width_; |
| 137 int height_; | 137 int height_; |
| 138 scoped_ptr<TransportDIB> dib_; | 138 scoped_ptr<TransportDIB> dib_; |
| 139 | 139 |
| 140 bool is_browser_allocated_; | 140 bool is_browser_allocated_; |
| 141 | 141 |
| 142 // When the device is mapped, this is the image. Null when umapped. | 142 // When the device is mapped, this is the image. Null when umapped. |
| 143 scoped_ptr<SkCanvas> mapped_canvas_; | 143 scoped_ptr<SkCanvas> mapped_canvas_; |
| 144 | 144 |
| 145 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); | 145 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); |
| 146 }; | 146 }; |
| 147 | 147 |
| 148 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { | 148 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { |
| 149 public: | 149 public: |
| 150 ImageDataSimpleBackend(); | 150 ImageDataSimpleBackend(); |
| 151 virtual ~ImageDataSimpleBackend(); | 151 virtual ~ImageDataSimpleBackend(); |
| 152 | 152 |
| 153 // PPB_ImageData_Impl::Backend implementation. | 153 // PPB_ImageData_Impl::Backend implementation. |
| 154 virtual bool Init(PPB_ImageData_Impl* impl, | 154 virtual bool Init(PPB_ImageData_Impl* impl, |
| 155 PP_ImageDataFormat format, | 155 PP_ImageDataFormat format, |
| 156 int width, | 156 int width, |
| 157 int height, | 157 int height, |
| 158 bool init_to_zero) OVERRIDE; | 158 bool init_to_zero) override; |
| 159 virtual bool IsMapped() const OVERRIDE; | 159 virtual bool IsMapped() const override; |
| 160 virtual TransportDIB* GetTransportDIB() const OVERRIDE; | 160 virtual TransportDIB* GetTransportDIB() const override; |
| 161 virtual void* Map() OVERRIDE; | 161 virtual void* Map() override; |
| 162 virtual void Unmap() OVERRIDE; | 162 virtual void Unmap() override; |
| 163 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) OVERRIDE; | 163 virtual int32_t GetSharedMemory(int* handle, uint32_t* byte_count) override; |
| 164 virtual SkCanvas* GetPlatformCanvas() OVERRIDE; | 164 virtual SkCanvas* GetPlatformCanvas() override; |
| 165 virtual SkCanvas* GetCanvas() OVERRIDE; | 165 virtual SkCanvas* GetCanvas() override; |
| 166 virtual const SkBitmap* GetMappedBitmap() const OVERRIDE; | 166 virtual const SkBitmap* GetMappedBitmap() const override; |
| 167 | 167 |
| 168 private: | 168 private: |
| 169 scoped_ptr<base::SharedMemory> shared_memory_; | 169 scoped_ptr<base::SharedMemory> shared_memory_; |
| 170 // skia_bitmap_ is backed by shared_memory_. | 170 // skia_bitmap_ is backed by shared_memory_. |
| 171 SkBitmap skia_bitmap_; | 171 SkBitmap skia_bitmap_; |
| 172 scoped_ptr<SkCanvas> skia_canvas_; | 172 scoped_ptr<SkCanvas> skia_canvas_; |
| 173 uint32 map_count_; | 173 uint32 map_count_; |
| 174 | 174 |
| 175 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); | 175 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); |
| 176 }; | 176 }; |
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| 210 PPB_ImageData_Impl* image_data_; | 210 PPB_ImageData_Impl* image_data_; |
| 211 bool is_valid_; | 211 bool is_valid_; |
| 212 bool needs_unmap_; | 212 bool needs_unmap_; |
| 213 | 213 |
| 214 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); | 214 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); |
| 215 }; | 215 }; |
| 216 | 216 |
| 217 } // namespace content | 217 } // namespace content |
| 218 | 218 |
| 219 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ | 219 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ |
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