import { InjectionToken } from '@angular/core';
import { DateAdapter } from '@angular/material/core';
import { Locale } from 'date-fns';
export interface NgxDateFnsDateAdapterOptions {
    useUtc?: boolean;
}
export declare const NGX_MAT_DATEFNS_DATE_ADAPTER_OPTIONS: InjectionToken<NgxDateFnsDateAdapterOptions>;
export declare function NGX_MAT_DATEFNS_DATE_ADAPTER_OPTIONS_FACTORY(): NgxDateFnsDateAdapterOptions;
export declare class NgxDateFnsDateAdapter extends DateAdapter<Date> {
    private locales;
    private options?;
    private _dateFnsLocale;
    private getLocale;
    constructor(dateLocale: string | null, locales: Locale[] | null, options?: NgxDateFnsDateAdapterOptions);
    setLocale(locale: string | Locale): void;
    addCalendarDays(date: Date, days: number): Date;
    addCalendarMonths(date: Date, months: number): Date;
    addCalendarYears(date: Date, years: number): Date;
    clone(date: Date): Date;
    createDate(year: number, month: number, date: number): Date;
    deserialize(value: any): Date | null;
    format(date: Date, displayFormat: string): string;
    getDate(date: Date): number;
    getDateNames(): string[];
    getDayOfWeek(date: Date): number;
    getDayOfWeekNames(style: 'long' | 'short' | 'narrow'): string[];
    getFirstDayOfWeek(): number;
    getMonth(date: Date): number;
    getMonthNames(style: 'long' | 'short' | 'narrow'): string[];
    getNumDaysInMonth(date: Date): number;
    getYear(date: Date): number;
    getYearName(date: Date): string;
    invalid(): Date;
    isDateInstance(obj: any): boolean;
    isValid(date: Date): boolean;
    parse(value: any, parseFormat: any): Date | null;
    toIso8601(date: Date): string;
    today(): Date;
    /** Creates a date but allows the month and date to overflow. */
    private _createDateWithOverflow;
    private _createDateInternal;
}