import { OnInit, EventEmitter } from '@angular/core';
import * as moment_ from 'moment';
declare type triggers = 'day' | 'month' | 'year' | 'hours' | 'minutes' | 'period';
export declare class DatePreviewerComponent implements OnInit {
    _period: string;
    _date: moment_.Moment;
    _minutes: string;
    _hours: string;
    activeButton: triggers | undefined;
    date: number | string;
    dateChange: EventEmitter<number>;
    constructor();
    readonly day: string;
    readonly month: string;
    readonly year: string;
    readonly hours: string;
    readonly minutes: string;
    readonly period: string;
    ngOnInit(): void;
    setLeadingZero(minutesOrHours: number | string): string;
    onIncrement(): void;
    onPeriodInput(event: any, requiredLength?: number): void;
    onPeriodBlur(event: any): void;
    togglePeriod(): void;
    onDecrement(): void;
    setActive(metric: triggers): void;
    preventStrings(event: any): void;
    onValidate(event: any, target: any): void;
    filterKeyUpAndDowns(event: KeyboardEvent): void;
    focusInputValue(event: Event): void;
    emitChange(): void;
    private formattedDate;
}
export {};