import { TimerVariant, ILap, TimeFormat } from '@wolf-tui/shared';
export type UseTimerStateProps = {
    variant?: () => TimerVariant | undefined;
    durationMs?: () => number | undefined;
    autoStart?: boolean;
    interval?: number;
    format?: TimeFormat;
    onComplete?: () => void;
    onTick?: (elapsedMs: number) => void;
    onLap?: (lap: ILap) => void;
};
export type TimerStateResult = {
    formattedTime: () => string;
    isRunning: () => boolean;
    isPaused: () => boolean;
    isComplete: () => boolean;
    elapsedMs: () => number;
    laps: () => readonly ILap[];
    variant: () => TimerVariant;
    start: () => void;
    stop: () => void;
    toggle: () => void;
    reset: () => void;
    restart: () => void;
    lap: () => void;
};
export declare const useTimerState: ({ variant: variantAccessor, durationMs: durationMsAccessor, autoStart, interval, format, onComplete, onTick, onLap, }?: UseTimerStateProps) => TimerStateResult;
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