/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2010-02-10
 * Description : sharp settings view.
 *
 * Copyright (C) 2010-2015 by Gilles Caulier <caulier dot gilles 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 SHARPSETTINGS_H
#define SHARPSETTINGS_H

// Local includes

#include <QWidget>

// KDE includes

#include <kconfiggroup.h>

// Local includes

#include "digikam_export.h"

namespace Digikam
{

class DIGIKAM_EXPORT SharpContainer
{

public:

    enum SharpingMethods
    {
        SimpleSharp = 0,
        UnsharpMask,
        Refocus
    };

public:

    SharpContainer()
    {
        method        = SimpleSharp;
        ssRadius      = 0;
        umRadius      = 1.0;
        umAmount      = 1.0;
        umThreshold   = 0.05;
        rfRadius      = 1.0;
        rfCorrelation = 0.5;
        rfNoise       = 0.03;
        rfGauss       = 0.0;
        rfMatrix      = 5;
    };

    ~SharpContainer()
    {
    };

public:

    int    method;      // Store SharpingMethods value

    // Simple sharp
    int    ssRadius;

    // Unsharp mask
    double umRadius;
    double umAmount;
    double umThreshold;

    // Refocus
    double rfRadius;
    double rfCorrelation;
    double rfNoise;
    double rfGauss;
    int    rfMatrix;
};

// -----------------------------------------------------------------------------------------------

class DIGIKAM_EXPORT SharpSettings : public QWidget
{
    Q_OBJECT

public:

    explicit SharpSettings(QWidget* const parent);
    ~SharpSettings();

    SharpContainer defaultSettings() const;
    void resetToDefault();

    SharpContainer settings() const;
    void setSettings(const SharpContainer& settings);

    void readSettings(KConfigGroup& group);
    void writeSettings(KConfigGroup& group);

    void loadSettings();
    void saveAsSettings();

Q_SIGNALS:

    void signalSettingsChanged();

private Q_SLOTS:

    void slotSharpMethodChanged(int);

private:

    class Private;
    Private* const d;
};

}  // namespace Digikam

#endif /* SHARPSETTINGS_H */
