interface UseOnScreenProps {
    ref: React.RefObject<HTMLElement>;
    root?: React.RefObject<HTMLElement>;
    rootMargin?: string;
    threshold?: number | number[];
}
declare const useOnScreen: ({ ref, root, rootMargin, threshold, }: UseOnScreenProps) => {
    isOnScreen: boolean;
    isObserved: boolean;
};
export default useOnScreen;
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