KisCurveOption.h

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/*
 * SPDX-FileCopyrightText: 2008 Boudewijn Rempt <boud@valdyas.org>
 * SPDX-FileCopyrightText: 2011 Silvio Heinrich <plassy@web.de>
 * SPDX-FileCopyrightText: 2022 Dmitry Kazakov <dimula73@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
#ifndef KISCURVEOPTION_H
#define KISCURVEOPTION_H
 
#include <vector>
#include <memory>
 
#include <KisCurveOptionData.h>
#include "sensors/KisDynamicSensor.h"
 
class PAINTOP_EXPORT KisCurveOption
{
public:
    KisCurveOption(const KisCurveOptionData &data);
 
    KisCurveOption(KisCurveOption &) = delete;
    KisCurveOption &operator=(KisCurveOption &) = delete;
 
    struct ValueComponents {
        qreal constant {1.0};
        qreal scaling {1.0};
        qreal additive {0.0};
        qreal absoluteOffset {0.0};
        bool hasAbsoluteOffset {false};
        bool hasScaling {false};
        bool hasAdditive {false};
        qreal minSizeLikeValue {0.0};
        qreal maxSizeLikeValue {0.0};
 
        qreal rotationLikeValue(qreal normalizedBaseAngle, bool absoluteAxesFlipped, qreal scalingPartCoeff, bool disableScalingPart) const;
 
        qreal sizeLikeValue() const;
    };
 
    ValueComponents computeValueComponents(const KisPaintInformation& info, bool useStrengthValue) const;
 
    qreal computeSizeLikeValue(const KisPaintInformation &info, bool useStrengthValue = true) const;
    qreal computeRotationLikeValue(const KisPaintInformation& info, qreal baseValue, bool absoluteAxesFlipped, qreal scalingPartCoeff, bool disableScalingPart) const;
 
    qreal strengthValue() const;
    qreal strengthMinValue() const;
    qreal strengthMaxValue() const;
 
    bool isChecked() const;
    bool isRandom() const;
 
private:
    bool m_isChecked;
    bool m_useCurve;
    int m_curveMode;
    qreal m_strengthValue;
    qreal m_strengthMinValue;
    qreal m_strengthMaxValue;
    std::vector<std::unique_ptr<KisDynamicSensor>> m_sensors;
};
 
#endif // KISCURVEOPTION_H