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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 "base/macros.h" | 10 #include "base/macros.h" |
| 11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
| 12 #include "base/memory/shared_memory.h" | 12 #include "base/memory/shared_memory.h" |
| 13 #include "content/common/content_export.h" | 13 #include "content/common/content_export.h" |
| 14 #include "ppapi/c/ppb_image_data.h" | 14 #include "ppapi/c/ppb_image_data.h" |
| 15 #include "ppapi/shared_impl/ppb_image_data_shared.h" | 15 #include "ppapi/shared_impl/ppb_image_data_shared.h" |
| 16 #include "ppapi/shared_impl/resource.h" | 16 #include "ppapi/shared_impl/resource.h" |
| 17 #include "ppapi/thunk/ppb_image_data_api.h" | 17 #include "ppapi/thunk/ppb_image_data_api.h" |
| 18 #include "skia/ext/refptr.h" | |
| 19 #include "third_party/skia/include/core/SkCanvas.h" | 18 #include "third_party/skia/include/core/SkCanvas.h" |
| 20 | 19 |
| 21 class SkBitmap; | 20 class SkBitmap; |
| 22 class SkCanvas; | 21 class SkCanvas; |
| 23 class TransportDIB; | 22 class TransportDIB; |
| 24 | 23 |
| 25 namespace base { | 24 namespace base { |
| 26 class SharedMemory; | 25 class SharedMemory; |
| 27 } | 26 } |
| 28 | 27 |
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| 138 const SkBitmap* GetMappedBitmap() const override; | 137 const SkBitmap* GetMappedBitmap() const override; |
| 139 | 138 |
| 140 private: | 139 private: |
| 141 // This will be NULL before initialization, and if this PPB_ImageData_Impl is | 140 // This will be NULL before initialization, and if this PPB_ImageData_Impl is |
| 142 // swapped with another. | 141 // swapped with another. |
| 143 int width_; | 142 int width_; |
| 144 int height_; | 143 int height_; |
| 145 scoped_ptr<TransportDIB> dib_; | 144 scoped_ptr<TransportDIB> dib_; |
| 146 | 145 |
| 147 // When the device is mapped, this is the image. Null when umapped. | 146 // When the device is mapped, this is the image. Null when umapped. |
| 148 skia::RefPtr<SkCanvas> mapped_canvas_; | 147 sk_sp<SkCanvas> mapped_canvas_; |
| 149 | 148 |
| 150 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); | 149 DISALLOW_COPY_AND_ASSIGN(ImageDataPlatformBackend); |
| 151 }; | 150 }; |
| 152 | 151 |
| 153 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { | 152 class ImageDataSimpleBackend : public PPB_ImageData_Impl::Backend { |
| 154 public: | 153 public: |
| 155 ImageDataSimpleBackend(); | 154 ImageDataSimpleBackend(); |
| 156 ~ImageDataSimpleBackend() override; | 155 ~ImageDataSimpleBackend() override; |
| 157 | 156 |
| 158 // PPB_ImageData_Impl::Backend implementation. | 157 // PPB_ImageData_Impl::Backend implementation. |
| 159 bool Init(PPB_ImageData_Impl* impl, | 158 bool Init(PPB_ImageData_Impl* impl, |
| 160 PP_ImageDataFormat format, | 159 PP_ImageDataFormat format, |
| 161 int width, | 160 int width, |
| 162 int height, | 161 int height, |
| 163 bool init_to_zero) override; | 162 bool init_to_zero) override; |
| 164 bool IsMapped() const override; | 163 bool IsMapped() const override; |
| 165 TransportDIB* GetTransportDIB() const override; | 164 TransportDIB* GetTransportDIB() const override; |
| 166 void* Map() override; | 165 void* Map() override; |
| 167 void Unmap() override; | 166 void Unmap() override; |
| 168 int32_t GetSharedMemory(base::SharedMemory** shm, | 167 int32_t GetSharedMemory(base::SharedMemory** shm, |
| 169 uint32_t* byte_count) override; | 168 uint32_t* byte_count) override; |
| 170 SkCanvas* GetPlatformCanvas() override; | 169 SkCanvas* GetPlatformCanvas() override; |
| 171 SkCanvas* GetCanvas() override; | 170 SkCanvas* GetCanvas() override; |
| 172 const SkBitmap* GetMappedBitmap() const override; | 171 const SkBitmap* GetMappedBitmap() const override; |
| 173 | 172 |
| 174 private: | 173 private: |
| 175 scoped_ptr<base::SharedMemory> shared_memory_; | 174 scoped_ptr<base::SharedMemory> shared_memory_; |
| 176 // skia_bitmap_ is backed by shared_memory_. | 175 // skia_bitmap_ is backed by shared_memory_. |
| 177 SkBitmap skia_bitmap_; | 176 SkBitmap skia_bitmap_; |
| 178 skia::RefPtr<SkCanvas> skia_canvas_; | 177 sk_sp<SkCanvas> skia_canvas_; |
| 179 uint32_t map_count_; | 178 uint32_t map_count_; |
| 180 | 179 |
| 181 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); | 180 DISALLOW_COPY_AND_ASSIGN(ImageDataSimpleBackend); |
| 182 }; | 181 }; |
| 183 | 182 |
| 184 // Manages mapping an image resource if necessary. Use this to ensure the | 183 // Manages mapping an image resource if necessary. Use this to ensure the |
| 185 // image is mapped. The destructor will put the image back into the previous | 184 // image is mapped. The destructor will put the image back into the previous |
| 186 // state. You must check is_valid() to make sure the image was successfully | 185 // state. You must check is_valid() to make sure the image was successfully |
| 187 // mapped before using it. | 186 // mapped before using it. |
| 188 // | 187 // |
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| 216 PPB_ImageData_Impl* image_data_; | 215 PPB_ImageData_Impl* image_data_; |
| 217 bool is_valid_; | 216 bool is_valid_; |
| 218 bool needs_unmap_; | 217 bool needs_unmap_; |
| 219 | 218 |
| 220 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); | 219 DISALLOW_COPY_AND_ASSIGN(ImageDataAutoMapper); |
| 221 }; | 220 }; |
| 222 | 221 |
| 223 } // namespace content | 222 } // namespace content |
| 224 | 223 |
| 225 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ | 224 #endif // CONTENT_RENDERER_PEPPER_PPB_IMAGE_DATA_IMPL_H_ |
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