import { type Ref } from "vue";
export interface StopwatchArguments {
    /** The start time in seconds */
    startTime?: number;
    /** The end time in seconds */
    endTime?: number;
}
export interface Stopwatch {
    /**
     * The amount of time that has passed since the timer started, in high-precision seconds.
     */
    time: Ref<number>;
    /** Starts the timer (resumes the timer if paused) */
    start: () => void;
    /** Stops and resets the timer. */
    stop: () => void;
    /** Sets the current time to a certain value.
     * @throws an error if the time is outside of the given range.
     */
    setTime: (time: number) => void;
}
export declare function useStopwatch(options?: StopwatchArguments): Stopwatch;