public void TestScaleGeneration()
{
Scale cscale = new Scale("C", Scale.ScaleTypes.Major);
int[] cintervals = { 0, 2, 4, 5, 7, 9, 11, 0 };
for (int i = 0; i < 8; i++)
{
Assert.AreEqual(cscale.GetTone(i), cintervals[i]);
}
Scale dscale = new Scale("D", Scale.ScaleTypes.Major);
int[] dintervals = { 2, 4, 6, 7, 9, 11, 1, 2 };
//dscale.Output();
for (int i = 0; i < 8; i++)
{
//Console.WriteLine("i={0} actual={1} expected={2}", i, dscale.GetTone(i), dintervals[i]);
Assert.AreEqual(dscale.GetTone(i), dintervals[i]);
}
}
/// <summary>
/// Create a new measure from a string.
/// </summary>
/// <param name="ABCNotes">A string representing a measure, written in ABC notation.</param>
/// <param name="scale">The scale the measure uses tones from.</param>
public Measure(String ABCNotes, Scale scale)
{
Notes = new List <Note>();
double length = .25;
ToneClass toneClass = null;
Tone tone = null;
Note note = null;
int index = 0;
while (index < ABCNotes.Length)
{
if (Char.IsLetter(ABCNotes[index]))
{
if (note != null)
{
Notes.Add(note);
note = null;
tone = null;
length = .25;
}
toneClass = scale.GetTone(ABCNotes[index].ToString());
tone = new Tone(toneClass, Char.IsLower(ABCNotes[index]) ? 1 : 0);
note = new Note(tone, length);
}
else if (Char.IsNumber(ABCNotes[index]))
{
int numberLength = 1;
while (index + numberLength < ABCNotes.Length && Char.IsNumber(ABCNotes[index + numberLength]))
{
numberLength++;
}
int times = int.Parse(ABCNotes.Substring(index, numberLength));
note = new Note(tone, length * times);
}
index++;
}
Notes.Add(note);
}
