Function isTouchOverScrollbar

packages/@stdlib/misc/src/dom.ts:26–45

(event: TouchEvent, zoom?: number)

}

export function isTouchOverScrollbar(event: TouchEvent, zoom?: number) {
  const elem = event.target as HTMLElement;

  const clientRect = elem.getBoundingClientRect();

  zoom = zoom ?? 1;

  const offsetX = (event.targetTouches[0].clientX - clientRect.x) / zoom;
  const offsetY = (event.targetTouches[0].clientY - clientRect.y) / zoom;

  if (hasVertScrollbar(elem) && offsetX > elem.clientWidth) {
    return true;
  }

  if (hasHorizScrollbar(elem) && offsetY > elem.clientHeight) {
    return true;
  }

  return false;
}

export function isMouseOverScrollbar(event: PointerEvent) {
  const elem = event.target as HTMLElement;