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| 1 /* | 1 /* |
| 2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 Google Inc. |
| 3 * | 3 * |
| 4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
| 5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
| 6 */ | 6 */ |
| 7 | 7 |
| 8 #ifndef SkDWriteFontFileStream_DEFINED | 8 #ifndef SkDWriteFontFileStream_DEFINED |
| 9 #define SkDWriteFontFileStream_DEFINED | 9 #define SkDWriteFontFileStream_DEFINED |
| 10 | 10 |
| 11 #include "SkTypes.h" | 11 #include "SkTypes.h" |
| 12 | 12 |
| 13 #include "SkMutex.h" | 13 #include "SkMutex.h" |
| 14 #include "SkStream.h" | 14 #include "SkStream.h" |
| 15 #include "SkTScopedComPtr.h" | 15 #include "SkTScopedComPtr.h" |
| 16 | 16 |
| 17 #include <dwrite.h> | 17 #include <dwrite.h> |
| 18 | 18 |
| 19 /** | 19 /** |
| 20 * An SkStream backed by an IDWriteFontFileStream. | 20 * An SkStream backed by an IDWriteFontFileStream. |
| 21 * This allows Skia code to read an IDWriteFontFileStream. | 21 * This allows Skia code to read an IDWriteFontFileStream. |
| 22 */ | 22 */ |
| 23 class SkDWriteFontFileStream : public SkStreamMemory { | 23 class SkDWriteFontFileStream : public SkStreamMemory { |
| 24 public: | 24 public: |
| 25 explicit SkDWriteFontFileStream(IDWriteFontFileStream* fontFileStream); | 25 explicit SkDWriteFontFileStream(IDWriteFontFileStream* fontFileStream); |
| 26 virtual ~SkDWriteFontFileStream(); | 26 virtual ~SkDWriteFontFileStream(); |
| 27 | 27 |
| 28 size_t read(void* buffer, size_t size) SK_OVERRIDE; | 28 size_t read(void* buffer, size_t size) override; |
| 29 bool isAtEnd() const SK_OVERRIDE; | 29 bool isAtEnd() const override; |
| 30 bool rewind() SK_OVERRIDE; | 30 bool rewind() override; |
| 31 SkDWriteFontFileStream* duplicate() const SK_OVERRIDE; | 31 SkDWriteFontFileStream* duplicate() const override; |
| 32 size_t getPosition() const SK_OVERRIDE; | 32 size_t getPosition() const override; |
| 33 bool seek(size_t position) SK_OVERRIDE; | 33 bool seek(size_t position) override; |
| 34 bool move(long offset) SK_OVERRIDE; | 34 bool move(long offset) override; |
| 35 SkDWriteFontFileStream* fork() const SK_OVERRIDE; | 35 SkDWriteFontFileStream* fork() const override; |
| 36 size_t getLength() const SK_OVERRIDE; | 36 size_t getLength() const override; |
| 37 const void* getMemoryBase() SK_OVERRIDE; | 37 const void* getMemoryBase() override; |
| 38 | 38 |
| 39 private: | 39 private: |
| 40 SkTScopedComPtr<IDWriteFontFileStream> fFontFileStream; | 40 SkTScopedComPtr<IDWriteFontFileStream> fFontFileStream; |
| 41 size_t fPos; | 41 size_t fPos; |
| 42 const void* fLockedMemory; | 42 const void* fLockedMemory; |
| 43 void* fFragmentLock; | 43 void* fFragmentLock; |
| 44 }; | 44 }; |
| 45 | 45 |
| 46 /** | 46 /** |
| 47 * An IDWriteFontFileStream backed by an SkStream. | 47 * An IDWriteFontFileStream backed by an SkStream. |
| (...skipping 22 matching lines...) Expand all Loading... |
| 70 | 70 |
| 71 private: | 71 private: |
| 72 explicit SkDWriteFontFileStreamWrapper(SkStreamAsset* stream); | 72 explicit SkDWriteFontFileStreamWrapper(SkStreamAsset* stream); |
| 73 virtual ~SkDWriteFontFileStreamWrapper() { } | 73 virtual ~SkDWriteFontFileStreamWrapper() { } |
| 74 | 74 |
| 75 ULONG fRefCount; | 75 ULONG fRefCount; |
| 76 SkAutoTDelete<SkStreamAsset> fStream; | 76 SkAutoTDelete<SkStreamAsset> fStream; |
| 77 SkMutex fStreamMutex; | 77 SkMutex fStreamMutex; |
| 78 }; | 78 }; |
| 79 #endif | 79 #endif |
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