/******************************************************************************

 * Setup dialog for the equalizer                                             *    

 *                                                                            *

 * Copyright (C) 2004 Mark Kretschmann <kretschmann@kde.org>                  *

 *           (C) 2005 Seb Ruiz <ruiz@kde.org>                                 *

 *           (C) 2005 Markus Brueffer <markus@brueffer.de>                    *

 *                                                                            *

 * 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, see <http://www.gnu.org/licenses/>.      *

 ******************************************************************************/

#ifndef AMAROK_EQUALIZERSETUP_H

#define AMAROK_EQUALIZERSETUP_H

#include <kdialog.h>

#include <QList>           //stack alloc

class EqualizerGraph;

class KComboBox;

class QGroupBox;

namespace Amarok { class Slider; }

class EqualizerSetup : public KDialog

{

    Q_OBJECT

    public:

        static EqualizerSetup* instance() { return s_instance ? s_instance : new EqualizerSetup(); }

        static bool isInstantiated() { return s_instance ? true : false; }

        EqualizerSetup();

       ~EqualizerSetup();

        // for use by DCOP

        void setActive( bool active );

        void setBands( int preamp, QList<int> gains );

        void setPreset( QString name );

    private slots:

        void presetChanged( int id );

        void presetChanged( QString title );

        void sliderChanged();

        void setEqualizerEnabled( bool );

        void setEqualizerParameters();

        void editPresets();

        void addPreset();

    private:

        static EqualizerSetup* s_instance;

        void    loadPresets();

        void    savePresets();

        void    updatePresets(QString selectTitle = QString());

        QString presetsCache() const;

        Amarok::Slider* m_slider_preamp;

        EqualizerGraph* m_equalizerGraph;

        QList<Amarok::Slider*> m_bandSliders;

        QGroupBox*      m_groupBoxSliders;

        KComboBox*      m_presetCombo;

        uint            m_manualPos;

        QMap< QString, QList<int> > m_presets;

};

#endif /*AMAROK_EQUALIZERSETUP_H*/