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1 /* | 1 /* |
2 * Copyright 2013 Google Inc. | 2 * Copyright 2013 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 #include "SkFlattenableSerialization.h" | 8 #include "SkFlattenableSerialization.h" |
9 | 9 |
10 #include "SkData.h" | 10 #include "SkData.h" |
11 #include "SkFlattenable.h" | 11 #include "SkFlattenable.h" |
12 #include "SkImageFilter.h" | |
12 #include "SkOrderedReadBuffer.h" | 13 #include "SkOrderedReadBuffer.h" |
13 #include "SkOrderedWriteBuffer.h" | 14 #include "SkOrderedWriteBuffer.h" |
14 | 15 |
15 SkData* SkSerializeFlattenable(SkFlattenable* flattenable) { | 16 SkData* SkSerializeFlattenable(SkFlattenable* flattenable) { |
16 SkOrderedWriteBuffer writer(1024); | 17 SkOrderedWriteBuffer writer(1024); |
17 writer.setFlags(SkOrderedWriteBuffer::kCrossProcess_Flag); | 18 writer.setFlags(SkOrderedWriteBuffer::kCrossProcess_Flag); |
18 writer.writeFlattenable(flattenable); | 19 writer.writeFlattenable(flattenable); |
19 uint32_t size = writer.bytesWritten(); | 20 uint32_t size = writer.bytesWritten(); |
20 void* data = sk_malloc_throw(size); | 21 void* data = sk_malloc_throw(size); |
21 writer.writeToMemory(data); | 22 writer.writeToMemory(data); |
22 return SkData::NewFromMalloc(data, size); | 23 return SkData::NewFromMalloc(data, size); |
23 } | 24 } |
24 | 25 |
25 SkFlattenable* SkDeserializeFlattenable(const void* data, size_t size) { | 26 SkFlattenable* SkDeserializeFlattenable(const void* data, size_t size) { |
26 SkOrderedReadBuffer buffer(data, size); | 27 SkOrderedReadBuffer buffer(data, size); |
27 return buffer.readFlattenable(); | 28 return buffer.readFlattenable(); |
28 } | 29 } |
30 | |
31 bool SkValidateImageFilterRec(SkFlattenable* flattenable) { | |
32 // Only SkImageFilter objects are allowed | |
33 if (!flattenable || !flattenable->isA(SkFlattenable::IMAGE_FILTER)) | |
mtklein
2013/08/28 15:00:37
Please add braces around the bodies of if, for, wh
| |
34 return false; | |
35 | |
36 // Check that all the inputs are also SkImageFilter objects | |
37 SkImageFilter* filter = static_cast<SkImageFilter*>(flattenable); | |
38 int nbInputs = filter->countInputs(); | |
39 for (int i = 0; i < nbInputs; ++i) | |
40 if (!SkValidateImageFilterRec(filter->getInput(i))) | |
41 return false; | |
42 | |
43 return true; | |
44 } | |
45 | |
46 SkImageFilter* SkValidateImageFilter(SkFlattenable* flattenable) { | |
47 return SkValidateImageFilterRec(flattenable) ? | |
48 static_cast<SkImageFilter*>(flattenable) : 0; | |
49 } | |
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