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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2011 Google Inc. | 3 * Copyright 2011 Google Inc. |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 #ifndef SkWriteBuffer_DEFINED | 9 #ifndef SkWriteBuffer_DEFINED |
10 #define SkWriteBuffer_DEFINED | 10 #define SkWriteBuffer_DEFINED |
11 | 11 |
12 #include "SkData.h" | 12 #include "SkData.h" |
13 #include "SkImage.h" | 13 #include "SkImage.h" |
14 #include "SkPath.h" | 14 #include "SkPath.h" |
15 #include "SkPicture.h" | 15 #include "SkPicture.h" |
16 #include "SkPixelSerializer.h" | 16 #include "SkPixelSerializer.h" |
17 #include "SkRefCnt.h" | 17 #include "SkRefCnt.h" |
18 #include "SkWriter32.h" | 18 #include "SkWriter32.h" |
19 #include "../private/SkTHash.h" | 19 #include "../private/SkTHash.h" |
20 | 20 |
21 class SkBitmap; | 21 class SkBitmap; |
| 22 class SkDeduper; |
22 class SkFactorySet; | 23 class SkFactorySet; |
23 class SkFlattenable; | 24 class SkFlattenable; |
24 class SkRefCntSet; | 25 class SkRefCntSet; |
25 | 26 |
26 class SkWriteBuffer { | 27 class SkWriteBuffer { |
27 public: | 28 public: |
28 SkWriteBuffer() {} | 29 SkWriteBuffer() {} |
29 virtual ~SkWriteBuffer() {} | 30 virtual ~SkWriteBuffer() {} |
30 | 31 |
31 virtual bool isCrossProcess() const = 0; | 32 virtual bool isCrossProcess() const = 0; |
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53 virtual void writeMatrix(const SkMatrix& matrix) = 0; | 54 virtual void writeMatrix(const SkMatrix& matrix) = 0; |
54 virtual void writeIRect(const SkIRect& rect) = 0; | 55 virtual void writeIRect(const SkIRect& rect) = 0; |
55 virtual void writeRect(const SkRect& rect) = 0; | 56 virtual void writeRect(const SkRect& rect) = 0; |
56 virtual void writeRegion(const SkRegion& region) = 0; | 57 virtual void writeRegion(const SkRegion& region) = 0; |
57 virtual void writePath(const SkPath& path) = 0; | 58 virtual void writePath(const SkPath& path) = 0; |
58 virtual size_t writeStream(SkStream* stream, size_t length) = 0; | 59 virtual size_t writeStream(SkStream* stream, size_t length) = 0; |
59 virtual void writeBitmap(const SkBitmap& bitmap) = 0; | 60 virtual void writeBitmap(const SkBitmap& bitmap) = 0; |
60 virtual void writeImage(const SkImage*) = 0; | 61 virtual void writeImage(const SkImage*) = 0; |
61 virtual void writeTypeface(SkTypeface* typeface) = 0; | 62 virtual void writeTypeface(SkTypeface* typeface) = 0; |
62 virtual void writePaint(const SkPaint& paint) = 0; | 63 virtual void writePaint(const SkPaint& paint) = 0; |
| 64 |
| 65 void setDeduper(SkDeduper* deduper) { fDeduper = deduper; } |
| 66 |
| 67 protected: |
| 68 SkDeduper* fDeduper = nullptr; |
63 }; | 69 }; |
64 | 70 |
65 /** | 71 /** |
66 * Concrete implementation that serializes to a flat binary blob. | 72 * Concrete implementation that serializes to a flat binary blob. |
67 */ | 73 */ |
68 class SkBinaryWriteBuffer final : public SkWriteBuffer { | 74 class SkBinaryWriteBuffer : public SkWriteBuffer { |
69 public: | 75 public: |
70 enum Flags { | 76 enum Flags { |
71 kCrossProcess_Flag = 1 << 0, | 77 kCrossProcess_Flag = 1 << 0, |
72 }; | 78 }; |
73 | 79 |
74 SkBinaryWriteBuffer(uint32_t flags = 0); | 80 SkBinaryWriteBuffer(uint32_t flags = 0); |
75 SkBinaryWriteBuffer(void* initialStorage, size_t storageSize, uint32_t flags
= 0); | 81 SkBinaryWriteBuffer(void* initialStorage, size_t storageSize, uint32_t flags
= 0); |
76 ~SkBinaryWriteBuffer(); | 82 ~SkBinaryWriteBuffer(); |
77 | 83 |
78 bool isCrossProcess() const override { | 84 bool isCrossProcess() const override { |
79 return SkToBool(fFlags & kCrossProcess_Flag); | 85 return SkToBool(fFlags & kCrossProcess_Flag); |
80 } | 86 } |
81 | 87 |
| 88 void write(const void* buffer, size_t bytes) { |
| 89 fWriter.write(buffer, bytes); |
| 90 } |
| 91 |
82 void reset(void* storage = NULL, size_t storageSize = 0) { | 92 void reset(void* storage = NULL, size_t storageSize = 0) { |
83 fWriter.reset(storage, storageSize); | 93 fWriter.reset(storage, storageSize); |
84 } | 94 } |
85 | 95 |
86 size_t bytesWritten() const { return fWriter.bytesWritten(); } | 96 size_t bytesWritten() const { return fWriter.bytesWritten(); } |
87 | 97 |
88 void writeByteArray(const void* data, size_t size) override; | 98 void writeByteArray(const void* data, size_t size) override; |
89 void writeBool(bool value) override; | 99 void writeBool(bool value) override; |
90 void writeScalar(SkScalar value) override; | 100 void writeScalar(SkScalar value) override; |
91 void writeScalarArray(const SkScalar* value, uint32_t count) override; | 101 void writeScalarArray(const SkScalar* value, uint32_t count) override; |
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134 | 144 |
135 SkRefCntSet* fTFSet; | 145 SkRefCntSet* fTFSet; |
136 | 146 |
137 SkAutoTUnref<SkPixelSerializer> fPixelSerializer; | 147 SkAutoTUnref<SkPixelSerializer> fPixelSerializer; |
138 | 148 |
139 // Only used if we do not have an fFactorySet | 149 // Only used if we do not have an fFactorySet |
140 SkTHashMap<SkString, uint32_t> fFlattenableDict; | 150 SkTHashMap<SkString, uint32_t> fFlattenableDict; |
141 }; | 151 }; |
142 | 152 |
143 #endif // SkWriteBuffer_DEFINED | 153 #endif // SkWriteBuffer_DEFINED |
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