@thejlifex/ngx-scroll-spy/lib/models/spy-target.d.ts

An Angular library that can spy the position of elements (inside a scrollable container) and emit the currently active (visible) element in the viewport.

export interface SpyTarget {
    id: string;
    element: Element;
    /**
     * ID of the scroll-container containing the spy-target.
     *
     * When value is `undefined`, this means, spy-target belongs to the defauft scroll-spy-container (Document/Body).
     */
    containerId?: string;
}