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/*
* Copyright (c) 2006 Cyrille Berger <cberger@cberger.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef KIS_SMUDGEOP_H_
#define KIS_SMUDGEOP_H_
#include "kis_paintop.h"
#include <qobject.h>
class QWidget;
class QCheckBox;
class QLabel;
class QSlider;
class KisPoint;
class KisPainter;
class KCurve;
class WdgBrushCurveControl;
class KisSmudgeOpFactory : public KisPaintOpFactory {
public:
KisSmudgeOpFactory() {}
virtual ~KisSmudgeOpFactory() {}
virtual KisPaintOp * createOp(const KisPaintOpSettings *settings, KisPainter * painter);
virtual KisID id() { return KisID("smudge", i18n("Smudge Brush")); }
virtual QString pixmap() { return "paintbrush.png"; }
virtual KisPaintOpSettings *settings(QWidget * parent, const KisInputDevice& inputDevice);
};
class KisSmudgeOpSettings : public QObject, public KisPaintOpSettings {
Q_OBJECT
typedef KisPaintOpSettings super;
public:
KisSmudgeOpSettings(QWidget *parent, bool isTablet);
int rate() const;
bool varyRate() const;
bool varySize() const;
bool varyOpacity() const;
bool customRate() const { return m_customRate; }
bool customSize() const { return m_customSize; }
bool customOpacity() const { return m_customOpacity; }
const double* rateCurve() const { return m_rateCurve; }
const double* sizeCurve() const { return m_sizeCurve; }
const double* opacityCurve() const { return m_opacityCurve; }
virtual QWidget *widget() const { return m_optionsWidget; }
private slots:
void slotCustomCurves();
private:
void transferCurve(KCurve* curve, double* target);
QWidget *m_optionsWidget;
QLabel* m_rateLabel;
QSlider* m_rateSlider;
QLabel * m_pressureVariation;
QCheckBox * m_rate;
QCheckBox * m_size;
QCheckBox * m_opacity;
WdgBrushCurveControl* m_curveControl;
bool m_customSize;
bool m_customRate;
bool m_customOpacity;
double m_rateCurve[256];
double m_sizeCurve[256];
double m_opacityCurve[256];
};
class KisSmudgeOp : public KisPaintOp {
typedef KisPaintOp super;
public:
KisSmudgeOp(const KisSmudgeOpSettings *settings, KisPainter * painter);
virtual ~KisSmudgeOp();
void paintAt(const KisPoint &pos, const KisPaintInformation& info);
int rate() { return (m_rate * 255) / 100; }
private:
KisPaintDeviceSP m_target, m_srcdev;
inline double scaleToCurve(double pressure, double* curve) const {
int offset = CLAMP(int(255.0 * pressure), 0, 255);
return curve[offset];
}
bool m_firstRun;
int m_rate;
bool m_pressureRate;
bool m_pressureSize;
bool m_pressureOpacity;
bool m_customRate;
bool m_customSize;
bool m_customOpacity;
double m_rateCurve[256];
double m_sizeCurve[256];
double m_opacityCurve[256];
};
#endif // KIS_BRUSHOP_H_
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