public Note GetNote(int position)
{
Note noNote = new Note(0, 0, new Rational(0, 0));
// a note with 0 tone, octave, duration
if (position < voice.Count)
return voice[position];
else
return noNote;
}
public bool AddNote(Note note)
{
Rational currentLength = Length();
Rational newLength = currentLength.Add(note.GetDuration());
if (newLength.CompareTo(duration) > 0)
return false;
else {
voice.Add(note);
return true;
}
}
public void TestAdditionOfNotes()
{
// Create a measure in 3/4 time.
Measure m = new Measure(new Rational(3, 4));
Note q = new Note(0, 0, new Rational(1, 4));
bool ok;
ok = m.AddNote(q);
Assert.IsTrue(ok);
Assert.IsTrue( m.Length().CompareTo(new Rational(1, 4)) == 0 );
ok = m.AddNote(q);
Assert.IsTrue(ok);
Assert.IsTrue( m.Length().CompareTo(new Rational(2, 4)) == 0 );
ok = m.AddNote(q);
Assert.IsTrue(ok);
Assert.IsTrue( m.Length().CompareTo(new Rational(3, 4)) == 0 );
// This last addition should *not* be ok and should not change the length from 3/4 to anything else.
ok = m.AddNote(q);
Assert.IsFalse(ok);
Assert.IsTrue( m.Length().CompareTo(new Rational(3, 4)) == 0 );
}
public bool AddNote(string label, int measureNumber, Note note)
{
// find the staff label of interest
if (staff.ContainsKey(label)) {
List<Measure> measures = staff[label];
if (measureNumber < measures.Count) {
Measure m = measures[measureNumber];
return m.AddNote(note);
}
}
return false;
}
public void TestConstructor()
{
Note n = new Note(0, 0, new Rational(1, 4));
Rational r = n.GetDuration();
Assert.IsTrue(r.CompareTo(new Rational(1, 4)) == 0);
}