1 /* 2 * Copyright 2016 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "SkColorFilter.h" 9 #include "SkXfermode.h" 10 11 #ifndef SkModeColorFilter_DEFINED 12 #define SkModeColorFilter_DEFINED 13 14 class SkModeColorFilter : public SkColorFilter { 15 public: 16 static SkColorFilter* Create(SkColor color, SkXfermode::Mode mode) { 17 return new SkModeColorFilter(color, mode); 18 } 19 20 SkColor getColor() const { return fColor; } 21 SkXfermode::Mode getMode() const { return fMode; } 22 SkPMColor getPMColor() const { return fPMColor; } 23 24 bool asColorMode(SkColor*, SkXfermode::Mode*) const override; 25 uint32_t getFlags() const override; 26 void filterSpan(const SkPMColor shader[], int count, SkPMColor result[]) const override; 27 void filterSpan4f(const SkPM4f shader[], int count, SkPM4f result[]) const override; 28 29 #ifndef SK_IGNORE_TO_STRING 30 void toString(SkString* str) const override; 31 #endif 32 33 #if SK_SUPPORT_GPU 34 const GrFragmentProcessor* asFragmentProcessor(GrContext*) const override; 35 #endif 36 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkModeColorFilter) 37 38 protected: 39 SkModeColorFilter(SkColor color, SkXfermode::Mode mode) { 40 fColor = color; 41 fMode = mode; 42 this->updateCache(); 43 }; 44 45 void flatten(SkWriteBuffer&) const override; 46 47 private: 48 SkColor fColor; 49 SkXfermode::Mode fMode; 50 // cache 51 SkPMColor fPMColor; 52 SkXfermodeProc fProc; 53 54 void updateCache(); 55 56 friend class SkColorFilter; 57 58 typedef SkColorFilter INHERITED; 59 }; 60 61 #endif 62
