///<summary>
/// Parses the given input using "simple" notation, or returns null if it cannot be parsed accordingly
///</summary>
///<remarks>
/// This notation uses "3" for a major third, "b5" for a flat fifth, etc. Commonly used to describe the
/// component intervals of chords.
///</remarks>
private static Interval ParseSimple(string input)
{
var match = Regex.Match(input, @"^([b#]*)(\d+)$");
if (!match.Success)
{
return(null);
}
var generic = (Generic)int.Parse(match.Groups[2].Value) - 1;
var reducedGeneric = ReducedGenericWidth(generic);
var modifierPart = match.Groups[1].Value;
var accidental = Accidental.Parse(modifierPart);
var specific = SEMITONES_PER_OCTAVE * ((int)generic / NAMES_PER_OCTAVE) +
MAJOR_SEMITONES[reducedGeneric] + accidental.Semitones;
return(new Interval(generic, specific));
}
///<summary>
/// Returns a new Pitch
///</summary>
///<param name="name">The <see cref="Name"/> of this Pitch's <see cref="Note"/></param>
///<param name="accidental">The <see cref="Accidental"/> of this Pitch's <see cref="Note"/></param>
///<param name="octave">The octave corresponding to this Pitch</param>
public Pitch(Name name, Accidental accidental, int octave)
{
this.Note = new Note(name, accidental);
this.Octave = octave;
}
///<summary>
/// Returns a new Note
///</summary>
///<param name="name">The <see cref="Name"/> associated with this Note</param>
///<param name="accidental">The <see cref="Accidental"/> modifying this Note</param>
public Note(Name name, Accidental accidental)
{
this.Name = name;
this.Accidental = accidental;
}