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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 #ifndef SkDisplacementMapEffect_DEFINED | 8 #ifndef SkDisplacementMapEffect_DEFINED |
9 #define SkDisplacementMapEffect_DEFINED | 9 #define SkDisplacementMapEffect_DEFINED |
10 | 10 |
11 #include "SkImageFilter.h" | 11 #include "SkImageFilter.h" |
12 #include "SkBitmap.h" | 12 #include "SkBitmap.h" |
13 | 13 |
14 class SK_API SkDisplacementMapEffect : public SkImageFilter { | 14 class SK_API SkDisplacementMapEffect : public SkImageFilter { |
| 15 typedef SkImageFilter INHERITED; |
| 16 |
15 public: | 17 public: |
16 enum ChannelSelectorType { | 18 enum ChannelSelectorType { |
17 kUnknown_ChannelSelectorType, | 19 kUnknown_ChannelSelectorType, |
18 kR_ChannelSelectorType, | 20 kR_ChannelSelectorType, |
19 kG_ChannelSelectorType, | 21 kG_ChannelSelectorType, |
20 kB_ChannelSelectorType, | 22 kB_ChannelSelectorType, |
21 kA_ChannelSelectorType, | 23 kA_ChannelSelectorType, |
22 kKeyBits = 3 // Max value is 4, so 3 bits are required at most | 24 kKeyBits = 3 // Max value is 4, so 3 bits are required at most |
23 }; | 25 }; |
24 | 26 |
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43 #endif | 45 #endif |
44 | 46 |
45 protected: | 47 protected: |
46 explicit SkDisplacementMapEffect(SkFlattenableReadBuffer& buffer); | 48 explicit SkDisplacementMapEffect(SkFlattenableReadBuffer& buffer); |
47 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; | 49 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; |
48 | 50 |
49 private: | 51 private: |
50 ChannelSelectorType fXChannelSelector; | 52 ChannelSelectorType fXChannelSelector; |
51 ChannelSelectorType fYChannelSelector; | 53 ChannelSelectorType fYChannelSelector; |
52 SkScalar fScale; | 54 SkScalar fScale; |
53 typedef SkImageFilter INHERITED; | |
54 SkImageFilter* getDisplacementInput() { return getInput(0); } | 55 SkImageFilter* getDisplacementInput() { return getInput(0); } |
55 SkImageFilter* getColorInput() { return getInput(1); } | 56 SkImageFilter* getColorInput() { return getInput(1); } |
56 }; | 57 }; |
57 | 58 |
58 #endif | 59 #endif |
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