import { OnDestroy } from '@angular/core';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
/**
 * DatepickerService is used in date-picker and date-picker-header component to get date range, isRangeSelection, and selected date(s).
 * @export
 * @class DatepickerService
 */
export declare class DatepickerService implements OnDestroy {
    destroy$: Subject<boolean>;
    range: Subject<{
        start: Date | string;
        end: Date | string;
    }>;
    range$: import("rxjs").Observable<{
        start: Date | string;
        end: Date | string;
    }>;
    selectedRange: {
        start: Date | string;
        end: Date | string;
    };
    selectedDate: Date | string;
    isRangeSelection: boolean;
    constructor();
    /**
     * Returns the calendar type.
     * @return {boolean}
     * @memberof DatepickerService
     */
    getCalendarType(): boolean;
    /**
     * Returns selected range
     * @return {({ start: Date | string; end: Date | string })}
     * @memberof DatepickerService
     */
    getSelectedRange(): {
        start: Date | string;
        end: Date | string;
    };
    /**
     * Implementation of ngOnDestroy lifecycle hook method to unsubscribe the open observable subscriptions.
     * @memberof DatePickerHeaderComponent
     */
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<DatepickerService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DatepickerService>;
}