/* 
 * This file is part of dc-qt, distributed under GPL-2, blablabla.
 * 
 * Abstract class (pure interface) for an audio/video player system.
 * The interface is inherited and virtual functions are overridden by
 * whichever implementation that we choose to use (currently only
 * planning to interface xine-lib, and - in a far and distant future -
 * mplayer).
 */

#ifndef _PURE_PLAYER_H_
#define _PURE_PLAYER_H_

#include <qwidget.h>
#include <qstring.h>

class av_player : public QWidget {
  
  Q_OBJECT

public:

  enum av_player_status {DISABLED=0, CREATED=1, INITIALIZED=2, PLAYING=3, PAUSED=4};

  av_player(QWidget *parent=0, char *name=0) : QWidget(parent, name) {}
  virtual ~av_player() {}

  virtual bool init() = 0;
  virtual void shutdown() = 0;
  // playback control
  virtual bool play(QString &, QString &) = 0; //title, file
  virtual bool stop() = 0;
  virtual bool ffwd() = 0;
  virtual bool rwnd() = 0;
  virtual bool pause() = 0;

  virtual bool seek(int percent) = 0;
  virtual int get_progress() = 0;

  virtual bool set_fullscreen(bool) = 0;

  // status query
  virtual bool playing_audio() = 0;
  virtual bool playing_video() = 0;
  virtual bool playing_fullscreen() = 0;
  virtual av_player_status get_status() = 0;

  // misc
  virtual void set_volume(int percent) = 0;
  virtual int get_volume() = 0;

signals:

  virtual void sig_stopped();
  virtual void sig_playing();
  virtual void sig_set_title(const QString&);
  virtual void sig_tell_status(const QString&, int);
};


#endif