public void ClearQueue()
{
if (trackQueue != null)
{
trackQueue.Clear();
trackQueue = null;
ClearPlayerCache();
}
}
public TrackInfo GetTrack(Guid listGUID, int selIdx, PlaybackMode mode)
{
if (trackQueue == null)
{
Playlist pl = PlaylistCollection.GetDatabase().TrackLists.Find(x => x.GUID == listGUID);
if (pl == null || pl.TrackAmount == 0)
{
throw new InvalidPlaylistException(string.Format("Given playlist \"{0}\" is invalid.", listGUID));
}
trackQueue = new TrackQueue(pl, selIdx, mode);
Properties.Settings.Default.TaskPlaylistGUID = listGUID;
Properties.Settings.Default.Save();
}
TrackInfo nextTrack;
int nextTrackIdx = trackQueue.Next(out nextTrack);
return(nextTrack);
}
public void UpdateQueue(UpdatePlaylistEventArgs e)
{
if (this.PlayerStatus == PlaybackState.Stopped)
{
return;
}
// If given playlist to be updated is not played currently, there is no need to update.
if (this.CurrentPlaylistGUID != e.UpdatedPlaylist.GUID)
{
return;
}
trackQueue = new TrackQueue(e.UpdatedPlaylist, e.IndexOfPlayingTrack, (PlaybackMode)Properties.Settings.Default.TaskPlaybackMode);
if (trackQueue.Count != 0)
{
TrackInfo nextTrack;
trackQueue.Next(out nextTrack);
}
}
// Called by PagePlaylist. Because it needs to know the index of playing track to set playing sign.
public PlayTrackEventArgs GetNextTrack(Guid listGUID, int selectedIdx, PlaybackMode mode, out int trackIdx)
{
if (trackQueue == null)
{
Playlist pl = PlaylistCollection.GetDatabase().TrackLists.Find(x => x.GUID == listGUID);
if (pl == null || pl.TrackAmount == 0)
{
throw new InvalidPlaylistException(string.Format("Given playlist \"{0}\" is invalid.", listGUID));
}
trackQueue = new TrackQueue(pl, selectedIdx, mode);
}
TrackInfo currentTrack;
int currentTrackIdx = trackQueue.Current(out currentTrack);
TrackInfo nextTrack;
trackIdx = trackQueue.Next(out nextTrack);
PlayTrackEventArgs e = new PlayTrackEventArgs(trackQueue.ListGUID, currentTrackIdx, currentTrack, trackQueue.Mode, this.CurrentTrackStatus);
e.SetNextTrack(nextTrack, trackIdx);
return(e);
}