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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 <stdint.h> | 8 #include <stdint.h> |
9 | 9 |
| 10 #include <memory> |
| 11 |
10 #include "base/macros.h" | 12 #include "base/macros.h" |
11 #include "base/memory/scoped_ptr.h" | |
12 #include "base/memory/shared_memory.h" | 13 #include "base/memory/shared_memory.h" |
13 #include "content/common/content_export.h" | 14 #include "content/common/content_export.h" |
14 #include "ppapi/c/ppb_image_data.h" | 15 #include "ppapi/c/ppb_image_data.h" |
15 #include "ppapi/shared_impl/ppb_image_data_shared.h" | 16 #include "ppapi/shared_impl/ppb_image_data_shared.h" |
16 #include "ppapi/shared_impl/resource.h" | 17 #include "ppapi/shared_impl/resource.h" |
17 #include "ppapi/thunk/ppb_image_data_api.h" | 18 #include "ppapi/thunk/ppb_image_data_api.h" |
18 #include "third_party/skia/include/core/SkCanvas.h" | 19 #include "third_party/skia/include/core/SkCanvas.h" |
19 | 20 |
20 class SkBitmap; | 21 class SkBitmap; |
21 class SkCanvas; | 22 class SkCanvas; |
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101 void SetIsCandidateForReuse() override; | 102 void SetIsCandidateForReuse() override; |
102 | 103 |
103 const SkBitmap* GetMappedBitmap() const; | 104 const SkBitmap* GetMappedBitmap() const; |
104 | 105 |
105 private: | 106 private: |
106 ~PPB_ImageData_Impl() override; | 107 ~PPB_ImageData_Impl() override; |
107 | 108 |
108 PP_ImageDataFormat format_; | 109 PP_ImageDataFormat format_; |
109 int width_; | 110 int width_; |
110 int height_; | 111 int height_; |
111 scoped_ptr<Backend> backend_; | 112 std::unique_ptr<Backend> backend_; |
112 | 113 |
113 DISALLOW_COPY_AND_ASSIGN(PPB_ImageData_Impl); | 114 DISALLOW_COPY_AND_ASSIGN(PPB_ImageData_Impl); |
114 }; | 115 }; |
115 | 116 |
116 class ImageDataPlatformBackend : public PPB_ImageData_Impl::Backend { | 117 class ImageDataPlatformBackend : public PPB_ImageData_Impl::Backend { |
117 public: | 118 public: |
118 // |is_browser_allocated| indicates whether the backing shared memory should | 119 // |is_browser_allocated| indicates whether the backing shared memory should |
119 // be allocated by the browser process. | 120 // be allocated by the browser process. |
120 ImageDataPlatformBackend(); | 121 ImageDataPlatformBackend(); |
121 ~ImageDataPlatformBackend() override; | 122 ~ImageDataPlatformBackend() override; |
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134 uint32_t* byte_count) override; | 135 uint32_t* byte_count) override; |
135 SkCanvas* GetPlatformCanvas() override; | 136 SkCanvas* GetPlatformCanvas() override; |
136 SkCanvas* GetCanvas() override; | 137 SkCanvas* GetCanvas() override; |
137 const SkBitmap* GetMappedBitmap() const override; | 138 const SkBitmap* GetMappedBitmap() const override; |
138 | 139 |
139 private: | 140 private: |
140 // This will be NULL before initialization, and if this PPB_ImageData_Impl is | 141 // This will be NULL before initialization, and if this PPB_ImageData_Impl is |
141 // swapped with another. | 142 // swapped with another. |
142 int width_; | 143 int width_; |
143 int height_; | 144 int height_; |
144 scoped_ptr<TransportDIB> dib_; | 145 std::unique_ptr<TransportDIB> dib_; |
145 | 146 |
146 // When the device is mapped, this is the image. Null when umapped. | 147 // When the device is mapped, this is the image. Null when umapped. |
147 sk_sp<SkCanvas> mapped_canvas_; | 148 sk_sp<SkCanvas> mapped_canvas_; |
148 | 149 |
149 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); | 150 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); |
150 }; | 151 }; |
151 | 152 |
152 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { | 153 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { |
153 public: | 154 public: |
154 ImageDataSimpleBackend(); | 155 ImageDataSimpleBackend(); |
155 ~ImageDataSimpleBackend() override; | 156 ~ImageDataSimpleBackend() override; |
156 | 157 |
157 // PPB_ImageData_Impl::Backend implementation. | 158 // PPB_ImageData_Impl::Backend implementation. |
158 bool Init(PPB_ImageData_Impl* impl, | 159 bool Init(PPB_ImageData_Impl* impl, |
159 PP_ImageDataFormat format, | 160 PP_ImageDataFormat format, |
160 int width, | 161 int width, |
161 int height, | 162 int height, |
162 bool init_to_zero) override; | 163 bool init_to_zero) override; |
163 bool IsMapped() const override; | 164 bool IsMapped() const override; |
164 TransportDIB* GetTransportDIB() const override; | 165 TransportDIB* GetTransportDIB() const override; |
165 void* Map() override; | 166 void* Map() override; |
166 void Unmap() override; | 167 void Unmap() override; |
167 int32_t GetSharedMemory(base::SharedMemory** shm, | 168 int32_t GetSharedMemory(base::SharedMemory** shm, |
168 uint32_t* byte_count) override; | 169 uint32_t* byte_count) override; |
169 SkCanvas* GetPlatformCanvas() override; | 170 SkCanvas* GetPlatformCanvas() override; |
170 SkCanvas* GetCanvas() override; | 171 SkCanvas* GetCanvas() override; |
171 const SkBitmap* GetMappedBitmap() const override; | 172 const SkBitmap* GetMappedBitmap() const override; |
172 | 173 |
173 private: | 174 private: |
174 scoped_ptr<base::SharedMemory> shared_memory_; | 175 std::unique_ptr<base::SharedMemory> shared_memory_; |
175 // skia_bitmap_ is backed by shared_memory_. | 176 // skia_bitmap_ is backed by shared_memory_. |
176 SkBitmap skia_bitmap_; | 177 SkBitmap skia_bitmap_; |
177 sk_sp<SkCanvas> skia_canvas_; | 178 sk_sp<SkCanvas> skia_canvas_; |
178 uint32_t map_count_; | 179 uint32_t map_count_; |
179 | 180 |
180 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); | 181 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); |
181 }; | 182 }; |
182 | 183 |
183 // Manages mapping an image resource if necessary. Use this to ensure the | 184 // Manages mapping an image resource if necessary. Use this to ensure the |
184 // image is mapped. The destructor will put the image back into the previous | 185 // image is mapped. The destructor will put the image back into the previous |
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215 PPB_ImageData_Impl* image_data_; | 216 PPB_ImageData_Impl* image_data_; |
216 bool is_valid_; | 217 bool is_valid_; |
217 bool needs_unmap_; | 218 bool needs_unmap_; |
218 | 219 |
219 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); | 220 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); |
220 }; | 221 }; |
221 | 222 |
222 } // namespace content | 223 } // namespace content |
223 | 224 |
224 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ | 225 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ |
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