/// <summary>
/// (Re-)Starts the _CurrentPlaylistElement
/// </summary>
private static void _StartSong()
{
Debug.Assert(_CurrentPlaylistElement != null);
//If current song same as loaded restart only
if (_BGPlayer.SoundLoaded && _CurrentPlaylistElement.MusicFilePath == _BGPlayer.FilePath)
{
_BGPlayer.Stop();
_BGPlayer.Play();
return;
}
//otherwhise load
if (!_CurrentPlaylistElement.HasMetaData)
{
_BGPlayer.Load(_CurrentPlaylistElement.MusicFilePath, 0f, true);
}
else
{
//Seek to #Start-Tag, if found
float start = 0f;
if (_CurrentPlaylistElement.Start > 0.001 && CConfig.Config.Sound.BackgroundMusicUseStart == EOffOn.TR_CONFIG_ON)
{
start = _CurrentPlaylistElement.Start;
}
_BGPlayer.Load(_CurrentPlaylistElement.Song, start, true);
}
}
public static void LoadPreview(CSong song, float start = -1f)
{
if (song == null)
{
throw new ArgumentNullException("song");
}
if (!IsPlayingPreview)
{
Pause();
CSound.SetGlobalVolume(CConfig.PreviewMusicVolume);
}
bool songChanged = _CurPlayer.SongID != song.ID;
_PreviewPlayer.Load(song);
//Change song position only if song is changed or near to end
if (songChanged || _CurPlayer.Position + 30 < _CurPlayer.Length)
{
_PreviewStartHelperTask = new Task(() =>
{
float length = _PreviewPlayer.Length;
if (length < 1)
{
length = 30; // If length is unknow or invalid assume a length of 30s
}
if (start < 0)
{
start = (song.Preview.Source == EDataSource.None) ? length / 4f : song.Preview.StartTime;
}
if (start > length - 5f)
{
start = Math.Max(0f, Math.Min(length / 4f, length - 5f));
}
if (start >= 0.5f)
{
start -= 0.5f;
}
_PreviewPlayer.Position = start;
Play();
});
_CurPlayer = _PreviewPlayer;
}
else
{
_PreviewStartHelperTask.Dispose();
_PreviewStartHelperTask = null;
_PreviewPlayer.Position = _CurPlayer.Position;
_CurPlayer = _PreviewPlayer;
Play();
}
}
public static void StopPreview()
{
if (!IsPlayingPreview)
{
return;
}
Stop();
_CurPlayer = _BGPlayer;
if (_MusicSource != EBackgroundMusicSource.TR_CONFIG_NO_OWN_MUSIC)
{
_CurPlayer.Load(CSongs.GetSong(_PreviewPlayer.SongID));
_CurPlayer.Position = _PreviewPlayer.Position;
}
CSound.SetGlobalVolume(CConfig.BackgroundMusicVolume);
}