export class TheoryFormat {
  public static convertAccidental2Symbol(accidental_: string | null): string | null {
    if (accidental_ === "sharp") {
      return "#";
    } else if (accidental_ === "flat") {
      return "b";
    } else if (accidental_ === "natural") {
      return "x";
    } else {
      return null;
    }
  }

  // 转换到科学音调记号
  public static convert2NoteSign(step_: string, pitchOctave_: number, accidental_: string | null): string {
    if (accidental_ === null) {
      return step_ + pitchOctave_;
    } else {
      return step_ + this.convertAccidental2Symbol(accidental_) + pitchOctave_;
    }
  }
}