kis_experiment_paintop.h

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/*
 *  SPDX-FileCopyrightText: 2010-2011 Lukáš Tvrdý <lukast.dev@gmail.com>
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 */
 
#ifndef KIS_EXPERIMENT_PAINTOP_H_
#define KIS_EXPERIMENT_PAINTOP_H_
 
#include <QPainterPath>
 
#include <klocalizedstring.h>
#include <brushengine/kis_paintop.h>
#include <kis_types.h>
 
#include "kis_experiment_paintop_settings.h"
#include "KisExperimentOpOptionData.h"
 
#include <kis_painter.h>
 
class QPointF;
class KisPainter;
class KisRegion;
 
class KisExperimentPaintOp : public KisPaintOp
{
 
public:
 
    KisExperimentPaintOp(const KisPaintOpSettingsSP settings, KisPainter *painter, KisNodeSP node, KisImageSP image);
    ~KisExperimentPaintOp() override;
 
    void paintLine(const KisPaintInformation& pi1, const KisPaintInformation& pi2, KisDistanceInformation *currentDistance) override;
 
protected:
    KisSpacingInformation paintAt(const KisPaintInformation& info) override;
 
    KisSpacingInformation updateSpacingImpl(const KisPaintInformation &info) const override;
 
private:
    void paintRegion(const KisRegion &changedRegion);
    QPointF speedCorrectedPosition(const KisPaintInformation& pi1,
                                   const KisPaintInformation& pi2);
 
 
    static qreal simplifyThreshold(const QRectF &bounds);
    static QPointF getAngle(const QPointF& p1, const QPointF& p2, qreal distance);
    static QPainterPath applyDisplace(const QPainterPath& path, int speed);
 
 
    bool m_displaceEnabled {false};
    int m_displaceCoeff {0};
    QPainterPath m_lastPaintedPath;
 
    bool m_windingFill {false};
    bool m_hardEdge {false};
 
    bool m_speedEnabled {false};
    int m_speedMultiplier {1};
    qreal m_savedSpeedCoeff {1.0};
    QPointF m_savedSpeedPoint;
 
    bool m_smoothingEnabled {false};
    int m_smoothingThreshold {1};
    QPointF m_savedSmoothingPoint;
    int m_savedSmoothingDistance {1};
 
    int m_savedUpdateDistance {1};
    QVector<QPointF> m_savedPoints;
    int m_lastPaintTime {0};
 
    bool m_firstRun {true};
    QPointF m_center;
 
    QPainterPath m_path;
    KisExperimentOpOptionData m_experimentOption;
 
    bool m_useMirroring {false};
    KisPainter *m_originalPainter {0};
    KisPaintDeviceSP m_originalDevice;
 
    KisPainter::FillStyle m_fillStyle {KisPainter::FillStyleNone};
};
 
#endif // KIS_EXPERIMENT_PAINTOP_H_