Interface IChord

コード進行の情報 / Chord info

interface IChord {
    duration: number;
    endTime: number;
    index: number;
    name: string;
    next: IChord;
    previous: IChord;
    startTime: number;
    contains(time): boolean;
    overlaps(obj): boolean;
    overlaps(startTime, endTime): boolean;
    progress(time): number;
}

Hierarchy (view full)

Properties

duration endTime index name next previous startTime

Methods

contains overlaps progress

Properties

Readonly duration

duration: number

コード進行の継続時間 [ms] / Duration [ms]

endTime

endTime: number

index

index: number

楽曲中のコード進行位置 / Index of this chord in the song

name

name: string

コード進行 / Chord

next

next: IChord

次のコード / Next chord

previous

previous: IChord

前のコード / Previous chord

startTime

startTime: number

Methods

contains

  • contains(time): boolean

  • Returns whether this time range contains the specified time (start and end inclusive).

    Parameters

    • time: number

      時刻 [ms] / Time [ms]

    Returns boolean

overlaps

  • overlaps(obj): boolean

  • Returns whether the specified range overlaps with this time range (start and end inclusive).

    Parameters

    • obj: TimedObject

      時刻付きオブジェクト / Timed object

    Returns boolean

  • overlaps(startTime, endTime): boolean

  • Returns whether the specified range overlaps with this time range (start and end inclusive).

    Parameters

    • startTime: number

      開始時刻 [ms] / Start time [ms]

    • endTime: number

      終了時刻 [ms] / End time [ms]

    Returns boolean

progress

  • progress(time): number

  • 指定された楽曲中の位置をこのコード進行中の位置 [0, 1] にマッピングして返す

    Returns the position in this chord [0, 1]

    Parameters

    • time: number

      楽曲中の位置 / Position in a song

    Returns number

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