export interface NativeTouch { identifier: number; screenX: number; screenY: number; clientX: number; clientY: number; pageX: number; pageY: number; radiusX: number; radiusY: number; rotationAngle: number; }; export interface TouchList { length: number; item(index: number): NativeTouch; identifiedTouch(identifier: number): NativeTouch; }; export interface TouchEvent extends UIEvent { touches: TouchList; targetTouches: TouchList; changedTouches: TouchList; };