/***************************************************************************
        BitrateWidget.h  -  widget selecting a bitrate for MP3 or Ogg/Vorbis
			     -------------------
    begin                : Thu Oct 24 2002
    copyright            : (C) 2002 by Thomas Eschenbacher
    email                : Thomas Eschenbacher <thomas.eschenbacher@gmx.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.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef BITRATE_WIDGET_H
#define BITRATE_WIDGET_H

#include "config.h"

#include <QList>
#include <QWidget>

#include "ui_BitrateWidgetBase.h"

namespace Kwave
{

    class BitrateWidget: public QWidget,
                         public Ui::BitrateWidgetBase
    {
	Q_OBJECT
    public:
	/** Constructor */
	explicit BitrateWidget(QWidget *parent);

	/** Destructor */
	virtual ~BitrateWidget();

	/** sets a new current value */
	virtual void setValue(int bitrate);

	/** returns the currently selected value */
	virtual int value();

	/** set a new special value text */
	virtual void setSpecialValueText(const QString &text);

	/** sets a list of allowed bitrates */
	virtual void allowRates(const QList<int> &list);

    signals:

	/** emitted whenever the bitrate setting has been modified */
	void valueChanged(int value);

    protected slots:

	/** slider of ABR bitrate changed */
	void sliderChanged(int value);

	/** spinbox of ABR bitrate changed */
	void spinboxChanged(int value);

	/** slider has been released -> snap to nearest available value */
	void snapInSlider();

    protected:

	/** find the nearest bitrate index of a current position */
	int nearestIndex(int rate);

    private:

	/** list of allowed bitrates, sorted ascending */
	QList<int> m_rates;

    };
}

#endif /* BITRATE_WIDGET_H */

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