import { Subject } from 'rxjs';
export declare class StopwatchService {
    hour: number;
    minute: number;
    second: number;
    LIMIT_HOUR: number;
    LIMIT_MINUTE: number;
    LIMIT_SECOND: number;
    isPause: boolean;
    interval: any;
    refreshHour: Subject<unknown>;
    constructor();
    isLimitHour(): boolean;
    isLimitMinute(): boolean;
    isLimitSecond(): boolean;
    resetHour(): void;
    resetMinute(): void;
    resetSecond(): void;
    incrementHour(): void;
    incrementMinute(): void;
    incrementSecond(): void;
    start(): void;
    stop(): void;
    getHour(): string;
    formatTime(digit: any): any;
    reset(): void;
}
