SkBlendModeBlender.h

Go to the documentation of this file.

/*
 * Copyright 2021 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#ifndef SkBlendModeBlender_DEFINED
#define SkBlendModeBlender_DEFINED
 
#include "include/core/SkFlattenable.h"
#include "src/core/SkBlenderBase.h"
 
#include <optional>
 
class SkReadBuffer;
class SkWriteBuffer;
enum class SkBlendMode;
struct SkStageRec;
 
class SkBlendModeBlender : public SkBlenderBase {
public:
    SkBlendModeBlender(SkBlendMode mode) : fMode(mode) {}
 
    BlenderType type() const override { return BlenderType::kBlendMode; }
    SkBlendMode mode() const { return fMode; }
 
    SK_FLATTENABLE_HOOKS(SkBlendModeBlender)
 
private:
    using INHERITED = SkBlenderBase;
 
    std::optional<SkBlendMode> asBlendMode() const final { return fMode; }
 
    void flatten(SkWriteBuffer& buffer) const override;
 
    bool onAppendStages(const SkStageRec& rec) const override;
 
    SkBlendMode fMode;
};
 
#endif