import { ElementRef, OnInit, EventEmitter, OnDestroy } from '@angular/core';
import * as momentNs from 'moment';
import { BehaviorSubject } from 'rxjs';
export declare type IDatePickerInputEvent = IDatePickerInputDateEvent | IDatePickerInputActionEvent;
export declare type IDatePickerOutputEvent = IDatePickerOutputDefaultEvent | IDatePickerOutputChangedEvent | IDatePickerOutputInvalidEvent | IDatePickerOutputClearedEvent;
export interface IDatePickerInputDateEvent {
    type: 'setDate';
    data: string;
}
export interface IDatePickerInputActionEvent {
    type: 'action';
    data: 'toggle' | 'close' | 'open';
}
export interface IDatePickerOutputDefaultEvent {
    type: 'default';
    data: 'init' | 'opened' | 'closed';
}
export interface IDatePickerOutputChangedEvent {
    type: 'dateChanged';
    data: momentNs.Moment;
}
export interface IDatePickerOutputInvalidEvent {
    type: 'dateInvalid';
    data: string;
}
export interface IDatePickerOutputClearedEvent {
    type: 'dateCleared';
    data: string;
}
export declare class DatePickerOptions {
    firstWeekdaySunday?: boolean;
    format?: string;
    constructor(obj?: DatePickerOptions);
}
export interface ICalendarDate {
    day: number | null;
    month: number | null;
    year: number | null;
    enabled: boolean;
    today: boolean;
    selected: boolean;
    momentObj: momentNs.Moment;
}
export declare class DatePickerComponent implements OnInit, OnDestroy {
    options: DatePickerOptions;
    inputEvents: EventEmitter<IDatePickerInputEvent>;
    outputEvents: EventEmitter<IDatePickerOutputEvent>;
    id: string;
    description: string;
    opened: boolean;
    days: ICalendarDate[];
    inputField: ElementRef;
    constructor();
    private validInputFormats;
    private dateModelValue;
    private modelValue;
    todayMsg: string;
    clearMsg: string;
    private bSubject;
    private sub;
    model: string;
    dateModel: momentNs.Moment | null;
    readonly currentDate: momentNs.Moment;
    private eventsSub;
    private validateDate(newValue);
    setDateIfChanged(newDate: momentNs.Moment): void;
    inputChanged(newValue: string): void;
    ngOnInit(): void;
    generateCalendar(): void;
    setValue(date: momentNs.Moment | null): void;
    private formatDate(date);
    selectDate(date: momentNs.Moment | null, e?: MouseEvent): void;
    writeValue(date: momentNs.Moment): void;
    prevMonth(): void;
    nextMonth(): void;
    prevYear(): void;
    nextYear(): void;
    today(): void;
    toggle(): void;
    private open;
    private close;
    clear(): void;
    readonly subject: BehaviorSubject<string>;
    ngOnDestroy(): void;
    focus(): boolean;
}