/**
 * Return true if the event was triggered from
 * a child element.
 */
export function isChildEvent(parent: HTMLElement, ev: Event): boolean {
  return !!ev.target && parent!.contains(ev.target as Node);
}

export function gridOverlayPosition() {
  const spreadsheetElement = document.querySelector(".o-grid-overlay");
  if (spreadsheetElement) {
    const { x, y } = spreadsheetElement.getBoundingClientRect();
    return { x, y };
  } else {
    return { x: 0, y: 0 };
  }
}