import { DateAdapter } from '@angular/material';
import { JalaliMomentDateAdapter } from './jalali-date-adapter';
import { Subject } from 'rxjs';
import { BehaviorSubject } from 'rxjs';
/** Adapts the native JS Date for use with cdk-based components that work with dates. */
export declare class NativeDateAdapter extends DateAdapter<Date> {
    constructor(localeId: any);
    lang: string;
    langSubject: Subject<unknown>;
    JDateAdapter: JalaliMomentDateAdapter;
    invalid(): Date;
    toIso8601(date: any): string;
    sameDate(a: any, b: any): boolean;
    setLocale(v: any): void;
    getLang(): Subject<unknown>;
    changeLocale(): void;
    /**
     * Whether to use `timeZone: 'utc'` with `Intl.DateTimeFormat` when formatting dates.
     * Without this `Intl.DateTimeFormat` sometimes chooses the wrong timeZone, which can throw off
     * the result. (e.g. in the en-US locale `new Date(1800, 7, 14).toLocaleDateString()`
     * will produce `'8/13/1800'`.
     */
    useUtcForDisplay: boolean;
    getYear(date: any, force?: any): number;
    getMonth(date: any, force?: any): number;
    getDate(date: any, force?: any): number;
    getDayOfWeek(date: Date, force?: any): number;
    getMonthNames(style: 'long' | 'short' | 'narrow', force?: any): string[];
    getDateNames(force?: any): string[];
    getDayOfWeekNames(style: 'long' | 'short' | 'narrow', force?: any): string[];
    getYearName(date: Date, force?: any): string;
    getFirstDayOfWeek(force?: any): number;
    getNumDaysInMonth(date: Date, force?: any): number;
    clone(date: Date): Date;
    createDate(year: number, month: number, date: number): Date;
    today(): Date;
    parse(value: any): Date | null;
    format(date: any, displayFormat: Object): string;
    addCalendarYears(date: Date, years: number): Date;
    addCalendarMonths(date: Date, months: number): Date;
    addCalendarDays(date: Date, days: number): Date;
    getISODateString(date: Date): string;
    isDateInstance(obj: any): boolean;
    isValid(date: any): boolean;
    /** Creates a date but allows the month and date to overflow. */
    private _createDateWithOverflow;
    /**
     * Pads a number to make it two digits.
     * @param n The number to pad.
     * @returns The padded number.
     */
    private _2digit;
    /**
     * Strip out unicode LTR and RTL characters. Edge and IE insert these into formatted dates while
     * other browsers do not. We remove them to make output consistent and because they interfere with
     * date parsing.
     * @param str The string to strip direction characters from.
     * @returns The stripped string.
     */
    private _stripDirectionalityCharacters;
}
export declare class dateFormat {
    parse: any;
    display: any;
    _getChanges: Subject<unknown>;
    _lastChanges: BehaviorSubject<string>;
    constructor(_dateAdapter: DateAdapter<any>);
    getChanges(): Subject<unknown>;
}