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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 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 SkColorFilter_DEFINED | 10 #ifndef SkColorFilter_DEFINED |
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116 */ | 116 */ |
117 static SkColorFilter* CreateModeFilter(SkColor c, SkXfermode::Mode mode); | 117 static SkColorFilter* CreateModeFilter(SkColor c, SkXfermode::Mode mode); |
118 | 118 |
119 /** Create a colorfilter that multiplies the RGB channels by one color, and | 119 /** Create a colorfilter that multiplies the RGB channels by one color, and |
120 then adds a second color, pinning the result for each component to | 120 then adds a second color, pinning the result for each component to |
121 [0..255]. The alpha components of the mul and add arguments | 121 [0..255]. The alpha components of the mul and add arguments |
122 are ignored. | 122 are ignored. |
123 */ | 123 */ |
124 static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add); | 124 static SkColorFilter* CreateLightingFilter(SkColor mul, SkColor add); |
125 | 125 |
126 /** Construct a colorfilter whose effect is to first apply the inner filter
and then apply | |
127 * the outer filter to the result of the inner's. | |
128 * The reference counts for outer and inner are incremented. | |
129 */ | |
130 static SkColorFilter* CreateComposeFilter(SkColorFilter* outer, SkColorFilte
r* inner); | |
131 | |
132 /** A subclass may implement this factory function to work with the GPU back
end. If the return | 126 /** A subclass may implement this factory function to work with the GPU back
end. If the return |
133 is non-NULL then the caller owns a ref on the returned object. | 127 is non-NULL then the caller owns a ref on the returned object. |
134 */ | 128 */ |
135 virtual GrFragmentProcessor* asFragmentProcessor(GrContext*) const; | 129 virtual GrFragmentProcessor* asFragmentProcessor(GrContext*) const; |
136 | 130 |
137 SK_TO_STRING_PUREVIRT() | 131 SK_TO_STRING_PUREVIRT() |
138 | 132 |
139 SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP() | 133 SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP() |
140 SK_DEFINE_FLATTENABLE_TYPE(SkColorFilter) | 134 SK_DEFINE_FLATTENABLE_TYPE(SkColorFilter) |
141 | 135 |
142 protected: | 136 protected: |
143 SkColorFilter() {} | 137 SkColorFilter() {} |
144 | 138 |
145 private: | 139 private: |
146 typedef SkFlattenable INHERITED; | 140 typedef SkFlattenable INHERITED; |
147 }; | 141 }; |
148 | 142 |
149 #endif | 143 #endif |
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