Method setEvent

packages/melonjs/src/input/pointer.ts:231–306

* initialize the Pointer object using the given Event Object * @param event - the original Event object * @param pageX - the horizontal coordinate at which the event occurred, relative to the left edge of the entire document * @param pageY - the vertical coordinate at which the event occurred,

(
		event: Event,
		pageX: number = 0,
		pageY: number = 0,
		clientX: number = 0,
		clientY: number = 0,
		pointerId: number = 1,
	)

	 * @param pointerId - the Pointer, Touch or Mouse event Id (1)
	 */
	setEvent(
		event: Event,
		pageX: number = 0,
		pageY: number = 0,
		clientX: number = 0,
		clientY: number = 0,
		pointerId: number = 1,
	): void {
		// the original event object
		this.event = event as PointerEvent | TouchEvent | MouseEvent;

		this.pageX = pageX;
		this.pageY = pageY;
		this.clientX = clientX;
		this.clientY = clientY;

		// translate to local coordinates
		globalToLocal(this.pageX, this.pageY, tmpVec);
		this.gameScreenX = this.x = tmpVec.x;
		this.gameScreenY = this.y = tmpVec.y;

		// true if not originally a pointer event
		this.isNormalized =
			typeof globalThis.PointerEvent !== "undefined" &&
			!(event instanceof globalThis.PointerEvent);

		this.locked = locked;
		this.movementX = (event as any).movementX || 0;
		this.movementY = (event as any).movementY || 0;

		if (event.type === "wheel") {
			this.deltaMode = (event as any).deltaMode || 0;
			this.deltaX = (event as any).deltaX || 0;
			this.deltaY = (event as any).deltaY || 0;
			this.deltaZ = (event as any).deltaZ || 0;
		} else {
			this.deltaMode = 0;
			this.deltaX = 0;
			this.deltaY = 0;
			this.deltaZ = 0;
		}

		this.pointerId = pointerId;

		this.isPrimary =
			typeof (event as any).isPrimary !== "undefined"
				? (event as any).isPrimary
				: true;

		// in case of touch events, button is not defined
		this.button = (event as any).button || 0;

		this.type = event.type;

		// get the current screen to game world offset
		if (typeof _app?.viewport !== "undefined") {
			_app.viewport.localToWorld(this.gameScreenX, this.gameScreenY, tmpVec);
		}