SkWorkingColorSpaceShader.h

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/*
 * Copyright 2023 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
#ifndef SkWorkingColorSpaceShader_DEFINED
#define SkWorkingColorSpaceShader_DEFINED
 
#include "include/core/SkColorSpace.h"
#include "include/core/SkFlattenable.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkShader.h"
#include "include/private/base/SkAssert.h"
#include "src/shaders/SkShaderBase.h"
 
#include <utility>
 
class SkReadBuffer;
class SkWriteBuffer;
struct SkStageRec;
 
class SkWorkingColorSpaceShader final : public SkShaderBase {
public:
    SkWorkingColorSpaceShader(sk_sp<SkShader> shader, sk_sp<SkColorSpace> workingSpace)
            : fShader(std::move(shader)), fWorkingSpace(std::move(workingSpace)) {
        SkASSERT(fWorkingSpace);
    }
 
    ShaderType type() const override { return ShaderType::kWorkingColorSpace; }
 
    sk_sp<SkShader> shader() const { return fShader; }
    sk_sp<SkColorSpace> workingSpace() const { return fWorkingSpace; }
 
private:
    bool appendStages(const SkStageRec& rec, const SkShaders::MatrixRec&) const override;
 
    friend void ::SkRegisterWorkingColorSpaceShaderFlattenable();
    SK_FLATTENABLE_HOOKS(SkWorkingColorSpaceShader)
 
    void flatten(SkWriteBuffer& buffer) const override;
 
    sk_sp<SkShader> fShader;
    sk_sp<SkColorSpace> fWorkingSpace;
};
 
#endif