#ifndef AUDIOLEVELSWIDGET_H
#define AUDIOLEVELSWIDGET_H

/***************************************************************************
 *   Copyright (C) 2007-2009 Sergio Pistone (sergio_pistone@yahoo.com.ar)  *
 *                                                                         *
 *   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, write to the                         *
 *   Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,      *
 *   Boston, MA 02110-1301, USA.                                           *
 ***************************************************************************/

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "../core/time.h"
#include "../core/subtitle.h"
#include "../core/audiolevels.h"

#include <QtGui/QWidget>

class QRegion;
class QPolygon;

namespace SubtitleComposer {
class AudioLevelsWidget : public QWidget
{
	Q_OBJECT

public:
	AudioLevelsWidget(QWidget *parent);
	virtual ~AudioLevelsWidget();

	void loadConfig();
	void saveConfig();

	Time windowSize() const;
	void setWindowSize(const Time &size);

public slots:
	void setSubtitle(Subtitle *subtitle = 0);
	void setAudioLevels(AudioLevels *audiolevels = 0);

protected:
	virtual void paintEvent(QPaintEvent *);
	virtual void resizeEvent(QResizeEvent *e);

	void rebuildRegions();

private slots:
	void onPlayerPositionChanged(double seconds);

private:
	Subtitle *m_subtitle;
	AudioLevels *m_audiolevels;

	Time m_lowerPosition;
	Time m_playingPosition;
	Time m_upperPosition;

	QRegion *m_regions;
	QPolygon *m_points;
	int m_playingX;
};
}
#endif
