kis_curve_circle_mask_generator.h

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/*
 *  SPDX-FileCopyrightText: 2010 Lukáš Tvrdý <lukast.dev@gmail.com>
 *  SPDX-FileCopyrightText: 2022 L. E. Segovia <amy@amyspark.me>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef _KIS_CURVE_CIRCLE_MASK_GENERATOR_H_
#define _KIS_CURVE_CIRCLE_MASK_GENERATOR_H_
 
#include <QList>
#include <QVector>
#include <QScopedPointer>
 
#include "kritaimage_export.h"
#include "kis_base_mask_generator.h"
#include "kis_cubic_curve.h"
 
class KisCubicCurve;
class QDomElement;
class QDomDocument;
 
class QPointF;
 
template<typename V>
struct FastRowProcessor;
 
class KRITAIMAGE_EXPORT KisCurveCircleMaskGenerator : public KisMaskGenerator
{
public:
 
    KisCurveCircleMaskGenerator(qreal radius, qreal ratio, qreal fh, qreal fv, int spikes,const KisCubicCurve& curve, bool antialiasEdges);
    KisCurveCircleMaskGenerator(const KisCurveCircleMaskGenerator &rhs);
    ~KisCurveCircleMaskGenerator() override;
    KisMaskGenerator* clone() const override;
 
    quint8 valueAt(qreal x, qreal y) const override;
 
    void setScale(qreal scaleX, qreal scaleY) override;
 
    void toXML(QDomDocument& , QDomElement&) const override;
    void setSoftness(qreal softness) override;
 
    bool shouldVectorize() const override;
    KisBrushMaskApplicatorBase *applicator() const override;
 
    void setMaskScalarApplicator();
 
    static void transformCurveForSoftness(qreal softness,const QList<KisCubicCurvePoint> &points, int curveResolution, QVector<qreal> &result);
 
private:
 
    qreal norme(qreal a, qreal b) const {
        return a*a + b*b;
    }
 
private:
    struct Private;
    const QScopedPointer<Private> d;
 
    friend struct FastRowProcessor<KisCurveCircleMaskGenerator>;
};
 
#endif