src/cuefile.h

   1 // (c) 2005 Martin Ehmke <ehmke@gmx.de>
   2 // License: GNU General Public License V2
   3
   4 #ifndef CUEFILE_H
   5 #define CUEFILE_H
   6
   7 #include "engineobserver.h"
   8
   9 #include <QMap>
  10 #include <QObject>
  11 #include <QString>
  12
  13
  14 class CueFileItem {
  15     public:
  16         CueFileItem (const QString& title, const QString& artist, const QString& album, const int trackNumber, const long index)
  17             : m_title( title )
  18             , m_artist( artist )
  19             , m_album( album )
  20             , m_trackNumber( trackNumber )
  21             , m_index( index )
  22             , m_length( -1 )
  23
  24         {}
  25
  26         CueFileItem () {}
  27
  28                 void setLength(const long length) { m_length = length; }
  29
  30         const QString getTitle () const { return m_title; }
  31         const QString getArtist () const { return m_artist; }
  32         const QString getAlbum () const { return m_album; }
  33         const int getTrackNumber () const { return m_trackNumber; }
  34         const long getIndex () const { return m_index; }
  35         const long getLength () const { return m_length; }
  36
  37     private:
  38         QString m_title;
  39         QString m_artist;
  40         QString m_album;
  41         int     m_trackNumber;
  42         long    m_index;
  43         long    m_length;
  44 };
  45
  46 // <<Singleton>>
  47 class CueFile : public QObject, public QMap<long, CueFileItem>, public EngineObserver
  48 {
  49         Q_OBJECT
  50
  51     public:
  52         static CueFile *instance();
  53
  54         void setCueFileName( QString name ) { m_cueFileName = name; }
  55         bool load(int mediaLength);
  56
  57         // EngineObserver
  58         virtual void engineTrackPositionChanged( long /*position*/ , bool /*userSeek*/ );
  59
  60     signals:
  61         /** Transmits new metadata bundle */
  62         void metaData( const MetaBundle& );
  63         /** Transmits new length information associated with current cue */
  64         void newCuePoint( long currentPos, long startPos, long endPos );
  65
  66     protected:
  67         CueFile() : EngineObserver(), m_lastSeekPos(-1) { }
  68         CueFile(EngineSubject *s) : EngineObserver(s), m_lastSeekPos(-1) { }
  69         ~CueFile();
  70
  71     private:
  72         QString m_cueFileName;
  73         int m_lastSeekPos; // in seconds
  74 };
  75
  76
  77 #endif