@thejlifex/ngx-scroll-spy/lib/models/spy-target-is-intersecting-event.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.

import { SpyTarget } from './spy-target';
export interface SpyTargetIsIntersectingEvent {
    spyTarget: SpyTarget;
    isIntersecting: boolean;
}