export type TimerBadgeFormat = 'SS.MS' | 'MM:SS' | 'HH:MM:SS';
export type UseTimerOptions = {
    loading?: boolean;
    onTick?: (seconds: number, milliseconds: number) => void;
    resetOnLoadingChange?: boolean;
    format?: TimerBadgeFormat;
};
export type TimerBadgeFormattedTime = {
    seconds: string;
    milliseconds: string;
    display: string;
};
export type UseTimerReturn = {
    elapsedTime: number;
    milliseconds: number;
    formattedTime: TimerBadgeFormattedTime;
    isRunning: boolean;
    reset: () => void;
    start: () => void;
    stop: () => void;
};
export declare const useTimer: ({ loading, onTick, resetOnLoadingChange, format, }?: UseTimerOptions) => UseTimerReturn;