tonalityfilter.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2005-24-01
 * Description : Change tonality image filter
 *
 * Copyright (C) 2005-2022 by Gilles Caulier <caulier dot gilles at gmail dot com>
 * Copyright (C) 2010 by Martin Klapetek <martin dot klapetek at gmail dot com>
 *
 * 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, 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.
 *
 * ============================================================ */
 
#ifndef DIGIKAM_TONALITY_FILTER_H
#define DIGIKAM_TONALITY_FILTER_H
 
// Local includes
 
#include "digikam_export.h"
#include "dimgthreadedfilter.h"
#include "digikam_globals.h"
 
namespace Digikam
{
 
class DImg;
 
class DIGIKAM_EXPORT TonalityContainer
{
 
public:
 
    explicit TonalityContainer()
      : redMask  (0),
        greenMask(0),
        blueMask (0)
    {
    };
 
    ~TonalityContainer()
    {
    };
 
public:
 
    int redMask;
    int greenMask;
    int blueMask;
};
 
// -----------------------------------------------------------------------------------------------
 
class DIGIKAM_EXPORT TonalityFilter : public DImgThreadedFilter
{
    Q_OBJECT
 
public:
 
    explicit TonalityFilter(QObject* const parent = nullptr);
    explicit TonalityFilter(DImg* const orgImage,
                            QObject* const parent = nullptr,
                            const TonalityContainer& settings = TonalityContainer());
    ~TonalityFilter()                                       override;
 
    static QString FilterIdentifier()
    {
        return QLatin1String("digikam:TonalityFilter");
    }
 
    static QString DisplayableName();
 
    static QList<int> SupportedVersions()
    {
        return QList<int>() << 1;
    }
 
    static int CurrentVersion()
    {
        return 1;
    }
 
    QString filterIdentifier()                        const override
    {
        return FilterIdentifier();
    }
 
    FilterAction filterAction()                             override;
    void readParameters(const FilterAction& action)         override;
 
private:
 
    void filterImage()                                      override;
 
private:
 
    TonalityContainer m_settings;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_TONALITY_FILTER_H