gammaoption.h

/*
 * SPDX-FileCopyrightText: 2009 Kare Sars <kare dot sars at iki dot fi>
 *
 * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
#ifndef KSANE_GAMMA_OPTION_H
#define KSANE_GAMMA_OPTION_H
 
#include "baseoption.h"
 
namespace KSaneCore
{
 
class GammaOption : public BaseOption
{
    Q_OBJECT
 
public:
    GammaOption(const SANE_Handle handle, const int index);
 
    void readValue() override;
 
    QVariant maximumValue() const override;
    QVariant value() const override;
    int valueSize() const override;
    QString valueAsString() const override;
 
public Q_SLOTS:
    bool setValue(const QVariant & value) override;
 
private:
    void calculateGTwriteData();
    void calculateBCGwriteData();
 
    int             m_brightness;
    int             m_contrast;
    int             m_gamma;
    QVector<int>    m_gammaTable;
    int             m_gammaTableMax;
};
 
}  // namespace KSane
 
#endif // KSANE_GAMMA_OPTION_H