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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2008 The Android Open Source Project | 3 * Copyright 2008 The Android Open Source Project |
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 | 9 |
10 #ifndef SkReader32_DEFINED | 10 #ifndef SkReader32_DEFINED |
11 #define SkReader32_DEFINED | 11 #define SkReader32_DEFINED |
12 | 12 |
13 #include "SkMatrix.h" | 13 #include "SkMatrix.h" |
14 #include "SkPath.h" | 14 #include "SkPath.h" |
15 #include "SkRegion.h" | 15 #include "SkRegion.h" |
16 #include "SkRRect.h" | 16 #include "SkRRect.h" |
17 #include "SkScalar.h" | 17 #include "SkScalar.h" |
18 #include "SkPatch.h" | |
19 | 18 |
20 class SkString; | 19 class SkString; |
21 | 20 |
22 class SkReader32 : SkNoncopyable { | 21 class SkReader32 : SkNoncopyable { |
23 public: | 22 public: |
24 SkReader32() : fCurr(NULL), fStop(NULL), fBase(NULL) {} | 23 SkReader32() : fCurr(NULL), fStop(NULL), fBase(NULL) {} |
25 SkReader32(const void* data, size_t size) { | 24 SkReader32(const void* data, size_t size) { |
26 this->setMemory(data, size); | 25 this->setMemory(data, size); |
27 } | 26 } |
28 | 27 |
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99 SkASSERT(ptr_align_4(fCurr)); | 98 SkASSERT(ptr_align_4(fCurr)); |
100 memcpy(dst, fCurr, size); | 99 memcpy(dst, fCurr, size); |
101 fCurr += SkAlign4(size); | 100 fCurr += SkAlign4(size); |
102 SkASSERT(fCurr <= fStop); | 101 SkASSERT(fCurr <= fStop); |
103 } | 102 } |
104 | 103 |
105 uint8_t readU8() { return (uint8_t)this->readInt(); } | 104 uint8_t readU8() { return (uint8_t)this->readInt(); } |
106 uint16_t readU16() { return (uint16_t)this->readInt(); } | 105 uint16_t readU16() { return (uint16_t)this->readInt(); } |
107 int32_t readS32() { return this->readInt(); } | 106 int32_t readS32() { return this->readInt(); } |
108 uint32_t readU32() { return this->readInt(); } | 107 uint32_t readU32() { return this->readInt(); } |
109 | |
110 bool readPatch(SkPatch* patch) { | |
111 return this->readObjectFromMemory(patch); | |
112 } | |
113 | 108 |
114 bool readPath(SkPath* path) { | 109 bool readPath(SkPath* path) { |
115 return this->readObjectFromMemory(path); | 110 return this->readObjectFromMemory(path); |
116 } | 111 } |
117 | 112 |
118 bool readMatrix(SkMatrix* matrix) { | 113 bool readMatrix(SkMatrix* matrix) { |
119 return this->readObjectFromMemory(matrix); | 114 return this->readObjectFromMemory(matrix); |
120 } | 115 } |
121 | 116 |
122 bool readRRect(SkRRect* rrect) { | 117 bool readRRect(SkRRect* rrect) { |
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156 const char* fBase; // beginning of buffer | 151 const char* fBase; // beginning of buffer |
157 | 152 |
158 #ifdef SK_DEBUG | 153 #ifdef SK_DEBUG |
159 static bool ptr_align_4(const void* ptr) { | 154 static bool ptr_align_4(const void* ptr) { |
160 return (((const char*)ptr - (const char*)NULL) & 3) == 0; | 155 return (((const char*)ptr - (const char*)NULL) & 3) == 0; |
161 } | 156 } |
162 #endif | 157 #endif |
163 }; | 158 }; |
164 | 159 |
165 #endif | 160 #endif |
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