import Element from '../nodes/element/Element.js'; export default interface IIntersectionObserverInit { /** * A specific ancestor of the target element against which the intersection is to be calculated. */ root?: Element; /** * A string which specifies a specific property to observe on the intersection target. */ rootMargin?: string; /** * A list of thresholds, sorted in increasing numeric order, where each threshold is a ratio of intersection area to bounding box area of the target. */ threshold?: number | number[]; }