export default VisibilityObserver;
type VisibilityObserver = {
    $on?(type: string, callback: (e: any) => void): () => void;
    $set?(props: Partial<Props>): void;
};
declare const VisibilityObserver: import("svelte").Component<{
    /**
     * Slot content.
     */
    children: Snippet;
}, {}, "">;
type Props = {
    /**
     * Slot content.
     */
    children: Snippet;
};
import type { Snippet } from 'svelte';