kis_pressure_sharpness_option.h

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/*
 *  Copyright (c) 2010 Lukáš Tvrdý <[email protected]>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public License
 * along with this library; see the file COPYING.LIB.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */
 
#ifndef KIS_PRESSURE_SHARPNESS_OPTION_H
#define KIS_PRESSURE_SHARPNESS_OPTION_H
 
#include "kis_curve_option.h"
#include <brushengine/kis_paint_information.h>
#include <kritapaintop_export.h>
#include <kis_types.h>
 
const QString SHARPNESS_FACTOR = "Sharpness/factor";
const QString SHARPNESS_SOFTNESS  = "Sharpness/softness";
 
class PAINTOP_EXPORT KisPressureSharpnessOption : public KisCurveOption
{
public:
    KisPressureSharpnessOption();
 
    void apply(const KisPaintInformation &info, const QPointF &pt, qint32 &x, qint32 &y, qreal &xFraction, qreal &yFraction) const;
 
    void applyThreshold(KisFixedPaintDeviceSP dab, const KisPaintInformation &info);
 
    void writeOptionSetting(KisPropertiesConfigurationSP setting) const override;
    void readOptionSetting(const KisPropertiesConfigurationSP setting) override;
 
    void setThreshold(qint32 threshold) {
        m_softness = qBound<quint32>(0, quint32(threshold), 100);
    }
    qint32 threshold() {
        return qint32(m_softness);
    }
 
    void setSharpnessFactor(qreal factor) {
        KisCurveOption::setValue(factor);
    }
    qreal sharpnessFactor() {
        return KisCurveOption::value();
    }
 
private:
    quint32 m_softness {0};
};
 
#endif