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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef ImageResourceContentInterface_h |
| 6 #define ImageResourceContentInterface_h |
| 7 |
| 8 #include "core/CoreExport.h" |
| 9 #include "platform/graphics/Image.h" |
| 10 #include "platform/network/ResourceLoadPriority.h" |
| 11 |
| 12 namespace blink { |
| 13 |
| 14 class ImageResourceInfo; |
| 15 |
| 16 // Interface of ImageResourceContent visible to ImageResource. |
| 17 class CORE_EXPORT ImageResourceContentInterface : public GarbageCollectedMixin { |
| 18 public: |
| 19 enum ClearImageOption { ClearExistingImage, KeepExistingImage }; |
| 20 |
| 21 virtual void setImageResourceInfo(ImageResourceInfo*) = 0; |
| 22 virtual void updateImage(PassRefPtr<SharedBuffer>, |
| 23 ClearImageOption, |
| 24 bool allDataReceived) = 0; |
| 25 virtual void destroyDecodedData() = 0; |
| 26 virtual void doResetAnimation() = 0; |
| 27 |
| 28 virtual ResourcePriority priorityFromObservers() const = 0; |
| 29 virtual bool hasObservers() const = 0; |
| 30 virtual bool isSizeAvailable() const = 0; |
| 31 virtual bool isRefetchableDataFromDiskCache() const = 0; |
| 32 virtual blink::Image* getImage() const = 0; |
| 33 virtual bool hasImage() const = 0; |
| 34 DEFINE_INLINE_VIRTUAL_TRACE() {} |
| 35 }; |
| 36 |
| 37 } // namespace blink |
| 38 |
| 39 #endif |
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