Method constructor

src/track/index.ts:14–29

(
    private _scrollbar: I.Scrollbar,
  )

  readonly yAxis: ScrollbarTrack;

  constructor(
    private _scrollbar: I.Scrollbar,
  ) {
    const thumbMinSize = _scrollbar.options.thumbMinSize;

    this.xAxis = new ScrollbarTrack(TrackDirection.X, thumbMinSize);
    this.yAxis = new ScrollbarTrack(TrackDirection.Y, thumbMinSize);

    this.xAxis.attachTo(_scrollbar.containerEl);
    this.yAxis.attachTo(_scrollbar.containerEl);

    if (_scrollbar.options.alwaysShowTracks) {
      this.xAxis.show();
      this.yAxis.show();
    }
  }

  /**
   * Updates track appearance