import React from 'react';
import { Modifier } from 'react-popper';
import popper from '@popperjs/core';
export declare type PopperPlacement = popper.Placement | popper.Placement[];
export declare type PopperOffset = [number, number];
export declare type PopperModifiers = Modifier<unknown, Record<string, unknown>>[];
export interface PopperProps {
    anchorRef?: React.RefObject<Element | popper.VirtualElement>;
    placement?: PopperPlacement;
    offset?: [number, number];
    modifiers?: PopperModifiers;
    strategy?: popper.PositioningStrategy;
}
export declare function usePopper({ anchorRef, placement, offset, modifiers, strategy, }: PopperProps): {
    attributes: {
        [key: string]: {
            [key: string]: string;
        } | undefined;
    };
    styles: {
        [key: string]: React.CSSProperties;
    };
    setPopperRef: React.Dispatch<React.SetStateAction<HTMLElement | null>>;
    setArrowRef: React.Dispatch<React.SetStateAction<HTMLElement | null>>;
};