private void SongNoteDuration_Error(object sender, Exception e)
{
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.Error, EventDetails = $"{e}"
});
}
private void NotePlayer_PlayerEvent(object sender, PlayerEngineEvent e)
{
if (e.EventType == PlayerEventType.PlayNotes)
{
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.PlayingNote, EventDetails = e.Message
});
}
}
/// <summary>
/// Loads a sequence of octave weighted, timed and instrument specific notes from a string into <see cref="NoteSequence"/>
/// </summary>
/// <param name="sequence"></param>
public void LoadSequenceFromString(IEnumerable <string> sequence)
{
Song.SetNoteSequence(sequence.ToArray());
PrepareSequence();
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.SequenceLoaded,
EventDetails = $"{NoteSequence.Count()} Notes loaded."
});
}
private void SongNoteDuration_PlayingNote(object sender, EventArgs e)
{
if (sender is MusicNote musicNote)
{
var message = $"Playing note {musicNote.Key}{musicNote.DesiredOctave} at {musicNote.Frequencies[musicNote.DesiredOctave]} Hz for {musicNote.Duration}ms as {musicNote.Instrument}.";
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.PlayingNote, EventDetails = message
});
}
}
/// <summary>
/// Plays the sequence of notes in <see cref="NoteSequence"/>
/// </summary>
public void Play()
{
if ((CompositeNotes?.Count() ?? 0) == 0)
{
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.Error, EventDetails = "There are no notes to play"
});
return;
}
var repeat = Repeat ?? 1;
var message = $"Playing sequence of {CompositeNotes?.Count() ?? 0} notes {repeat} time(s).";
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.StartSequence, EventDetails = message
});
for (var counter = repeat; counter > 0; counter--)
{
foreach (var songNoteDuration in CompositeNotes)
{
try
{
NotePlayer.Play(songNoteDuration.Notes, InstrumentType);
}
catch (Exception ex)
{
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.Error, EventDetails = $"{ex}"
});
}
}
}
PlayableSequenceEvent?.Invoke(this, new PlayableSequenceEvent()
{
EventType = PlayableEventType.StopSequence, EventDetails = $"Finished playing {CompositeNotes.Count()} notes."
});
}