/**
 * Use of this source code is governed by an MIT-style license that can be
 * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
 */
import { InjectionToken } from '@angular/core';
import { WeekDayIndex } from 'ng-met-antd/core';
export interface NzDateDisplayFormats {
    dateInput?: string;
    dateTimeInput?: string;
    dayLabel?: string;
    weekLabel?: string;
    monthLabel?: string;
    yearLabel?: string;
    weekYearLabel?: string;
    monthYearLabel?: string;
    shortWeekLabel?: string;
    veryShortWeekLabel?: string;
}
export interface NzDateConfig {
    /** Customize the first day of a week */
    firstDayOfWeek?: WeekDayIndex;
    /** Customize display formats */
    displayFormats?: NzDateDisplayFormats;
}
export declare const NZ_DATE_CONFIG: InjectionToken<NzDateConfig>;
export declare const NZ_DATE_CONFIG_DEFAULT: NzDateConfig;
export declare function mergeDateConfig(config: NzDateConfig): NzDateConfig;
export declare const NZ_DATE_FORMATS: InjectionToken<NzDateDisplayFormats>;