import { RefObject } from 'react';
/**
 * A hook that allows you to create a state map that can be updated thousands
 * of times per second directly with the setter function, but only updates the
 * render state every `throttleMs` milliseconds.
 *
 * @param initialValue - The initial value of the map.
 * @param throttleMs - The throttle time in milliseconds.
 * @returns A tuple containing the current value of the map, a setter function,
 * and the throttled value.
 */
export declare function useThrottledStateMap<T extends Record<string, unknown>>(initialValue: T, throttleMs?: number): [RefObject<T>, (value: T | ((prev: T) => T)) => void, T];