namespace FretWeb.Music.NoteTypes;

public sealed class FFlat : Note
{
    public static FFlat Instance { get; } = new ();
    private FFlat() { }
    
    public override int Value => 4;
    public override char Letter => 'F';
    public override Sign Sign => Sign.Flat;
    public override string Display => DisplayStrings.FFlat;
    public override Note Alt => Notes.E;
    public override bool IsTheoretical => true;

    public override Note AddSemitone() => Notes.F;
    public override Note SubtractSemitone() => Notes.EFlat;
}