Dynamic::TrackSet
Dynamic::AlbumPlayBias::matchingTracks( const Meta::TrackList& playlist,
int contextCount, int finalCount,
Dynamic::TrackCollectionPtr universe ) const
{
Q_UNUSED( contextCount );
Q_UNUSED( finalCount );
if( playlist.isEmpty() ) // no track means we can't find any tracks in the same album
return Dynamic::TrackSet( universe, false );
Meta::TrackPtr track = playlist.last();
Meta::AlbumPtr album = track->album();
if( !album ) // no album means we can't find any tracks in the same album
return Dynamic::TrackSet( universe, false );
Meta::TrackList albumTracks = album->tracks();
if( ( albumTracks.count() <= 1 ) || // the album has only one track (or even less) so there can't be any other tracks in the same album
( m_follow != DontCare && sameTrack( track, albumTracks.last() ) ) ) // track is the last one and we want to find a later one.
return Dynamic::TrackSet( universe, false );
// we assume that the album tracks are sorted by cd and track number which
// is at least true for the SqlCollection
TrackSet result( universe, false );
if( m_follow == DirectlyFollow )
{
for( int i = 1; i < albumTracks.count(); i++ )
if( sameTrack( albumTracks[i-1], track ) )
result.unite( albumTracks[i] );
}
else if( m_follow == Follow )
{
bool found = false;
for( int i = 0; i < albumTracks.count(); i++ )
{
if( found )
result.unite( albumTracks[i] );
if( sameTrack( albumTracks[i], track ) )
found = true;
}
}
else if( m_follow == DontCare )
{
for( int i = 0; i < albumTracks.count(); i++ )
{
if( !sameTrack( albumTracks[i], track ) )
result.unite( albumTracks[i] );
}
}
return result;
}
Dynamic::TrackSet
Dynamic::AlbumPlayBias::matchingTracks( int position,
const Meta::TrackList& playlist, int contextCount,
Dynamic::TrackCollectionPtr universe ) const
{
Q_UNUSED( contextCount );
if( position < 1 || position >= playlist.count() )
return Dynamic::TrackSet( universe, false );
Meta::TrackPtr track = playlist[position-1];
Meta::AlbumPtr album = track->album();
if( !album )
return Dynamic::TrackSet( universe, false );
Meta::TrackList albumTracks = album->tracks();
if( albumTracks.count() == 1 ||
( sameTrack( track, albumTracks.last() ) && m_follow != DontCare) )
return Dynamic::TrackSet( universe, false );
// we assume that the album tracks are sorted by cd and track number which
// is at least true for the SqlCollection
TrackSet result( universe, false );
if( m_follow == DirectlyFollow )
{
for( int i = 1; i < albumTracks.count(); i++ )
if( sameTrack( albumTracks[i-1], track ) )
result.unite( albumTracks[i] );
}
else if( m_follow == Follow )
{
bool found = false;
for( int i = 0; i < albumTracks.count(); i++ )
{
if( found )
result.unite( albumTracks[i] );
if( sameTrack( albumTracks[i], track ) )
found = true;
}
}
else if( m_follow == DontCare )
{
for( int i = 0; i < albumTracks.count(); i++ )
{
if( !sameTrack( albumTracks[i], track ) )
result.unite( albumTracks[i] );
}
}
return result;
}
bool
Dynamic::AlbumPlayBias::trackMatches( int position,
const Meta::TrackList& playlist,
int contextCount ) const
{
Q_UNUSED( contextCount );
if( position <= 0 || playlist.count() <= position )
return true;
Meta::TrackPtr track = playlist[position-1];
Meta::AlbumPtr album = track->album();
Meta::TrackPtr currentTrack = playlist[position];
Meta::AlbumPtr currentAlbum = currentTrack->album();
if( !album || album->tracks().isEmpty() )
return false;
Meta::TrackList albumTracks = album->tracks();
if( sameTrack( track, albumTracks.last() ) && m_follow != DontCare )
return false;
// we assume that the album tracks are sorted by cd and track number which
// is at least true for the SqlCollection
if( m_follow == DirectlyFollow )
{
for( int i = 1; i < albumTracks.count(); i++ )
if( sameTrack( albumTracks[i-1], track ) )
return sameTrack( albumTracks[i], currentTrack );
return false;
}
else if( m_follow == Follow )
{
bool found = false;
for( int i = 0; i < albumTracks.count(); i++ )
{
if( found && sameTrack( albumTracks[i], currentTrack ) )
return true;
if( sameTrack( albumTracks[i], track ) )
found = true;
}
return false;
}
else if( m_follow == DontCare )
{
return album == currentAlbum;
}
return false;
}