public override void Interpret(LilypondContext context)
{
foreach (Expression expression in ChildExpressions)
{
expression.Interpret(context);
}
}
public override void Interpret(LilypondContext context)
{
context.Sequence.Symbols.Add(new Barline
{
RepeatType = _repeat ? RepeatType.Backward : RepeatType.None,
AlternateRepeatGroup = context.CurrentAlternativeGroup
});
}
public override void Interpret(LilypondContext context)
{
context.InRepeat = true;
context.Sequence.Symbols.Add(new Barline()
{
RepeatType = RepeatType.Forward
});
base.Interpret(context);
}
public override void Interpret(LilypondContext context)
{
context.CurrentAlternativeGroup = 1;
base.Interpret(context);
// Reset the alternative group count and end the last alternative group with a barline
context.CurrentAlternativeGroup = 0;
context.Sequence.Symbols.Add(new Barline());
}
public override void Interpret(LilypondContext context)
{
// The second alternative group has a backward repeat barline
RepeatType repeatType = context.CurrentAlternativeGroup == 2 ? RepeatType.Backward : RepeatType.None;
context.Sequence.Symbols.Add(new Barline
{
AlternateRepeatGroup = context.CurrentAlternativeGroup,
RepeatType = repeatType
});
base.Interpret(context);
context.CurrentAlternativeGroup++;
}
public override void Interpret(LilypondContext context)
{
if (_noteName == 'r')
{
// This note is a rest
context.Sequence.Symbols.Add(new Rest {
Duration = (MusicalSymbolDuration)_length
});
return;
}
// Raise or lower the current octave based on the distance between the previous/current note
if (context.PreviousNotePitch != null)
{
if (context.PreviousNotePitch - _notePitch > 5)
{
context.CurrentOctave++;
}
else if (_notePitch - context.PreviousNotePitch > 5)
{
context.CurrentOctave--;
}
}
context.CurrentOctave += _octaveChange;
// Link the note and the note decorations
NoteDecoration previousDecoration = null;
foreach (NoteDecoration decoration in _noteProperties)
{
if (previousDecoration != null)
{
previousDecoration.Note = decoration;
}
else
{
previousDecoration = decoration;
}
}
// Linking notes
NoteTieType tieType = NoteTieType.None;
if (context.LinkingNote && _linkingNote)
{
tieType = NoteTieType.StopAndStartAnother;
}
else if (context.LinkingNote)
{
tieType = NoteTieType.Stop;
}
else if (_linkingNote)
{
tieType = NoteTieType.Start;
}
context.PreviousTieType = tieType;
INote note = new Note
{
NoteName = _noteName,
Pitch = _notePitch + context.CurrentOctave * 12,
Duration = (MusicalSymbolDuration)_length,
NoteTieType = tieType
};
_noteProperties.Add(note);
if (previousDecoration != null)
{
previousDecoration.Note = note;
}
context.Sequence.Symbols.Add(_noteProperties.First());
context.PreviousNotePitch = _notePitch;
}
public override void Interpret(LilypondContext context)
{
context.Sequence.BeatsPerMinute = _bpm;
}
public override void Interpret(LilypondContext context)
{
context.Sequence.Symbols.Add(new TimeSignature(_beatUnit, _beatsPerBar));
}
public override void Interpret(LilypondContext context)
{
context.Sequence.Symbols.Add(new Clef(_clefType));
context.ClefAdded = true;
}
