Method constructor

src/canvas_input_handler.ts:30–34

(canvas: HTMLCanvasElement, delegate: CanvasInputHandlerDelegate)

  private readonly DRAG_THRESHOLD = 2;

  constructor(canvas: HTMLCanvasElement, delegate: CanvasInputHandlerDelegate) {
    this.canvas = canvas;
    this.delegate = delegate;
    this.setupEventListeners();
  }

  private setupEventListeners(): void {
    this.canvas.addEventListener('wheel', this.handleWheel.bind(this));