1 /* 2 * Copyright 2021 Google LLC 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 #ifndef SkBlendModeBlender_DEFINED 9 #define SkBlendModeBlender_DEFINED 10 11 #include "include/core/SkFlattenable.h" 12 #include "src/core/SkBlenderBase.h" 13 14 #include <optional> 15 16 class SkReadBuffer; 17 class SkWriteBuffer; 18 enum class SkBlendMode; 19 struct SkStageRec; 20 21 class SkBlendModeBlender : public SkBlenderBase { 22 public: SkBlendModeBlender(SkBlendMode mode)23 SkBlendModeBlender(SkBlendMode mode) : fMode(mode) {} 24 type()25 BlenderType type() const override { return BlenderType::kBlendMode; } mode()26 SkBlendMode mode() const { return fMode; } 27 28 SK_FLATTENABLE_HOOKS(SkBlendModeBlender) 29 30 private: 31 using INHERITED = SkBlenderBase; 32 asBlendMode()33 std::optional<SkBlendMode> asBlendMode() const final { return fMode; } 34 35 void flatten(SkWriteBuffer& buffer) const override; 36 37 bool onAppendStages(const SkStageRec& rec) const override; 38 39 SkBlendMode fMode; 40 }; 41 42 #endif 43