import { OnChanges, OnDestroy, OnInit, SimpleChanges } from '@angular/core';
import { CdkVirtualScrollViewport } from '@angular/cdk/scrolling';
import { MatTabGroup } from '@angular/material/tabs';
import { Observable } from 'rxjs';
import { RangePickerRef } from '../../../../../../app/classes/range-picker-ref';
import { FsDatePickerDialogModel } from '../../../../../dialog/classes/dialog-model';
import { FsDatePickerDialogRef } from '../../../../classes/dialog-ref';
import { FsCalendarDataSource } from './calendar-data-source';
import * as i0 from "@angular/core";
export declare class FsDatePickerVirtualScrollCalendarComponent implements OnInit, OnChanges, OnDestroy {
    private _el;
    private _bottomSheetRef;
    private _scrollStrategy;
    datePickerModel: FsDatePickerDialogModel;
    autoClose: boolean;
    parentTabGroup: MatTabGroup;
    parentTabIndex: number;
    virtualScroll: CdkVirtualScrollViewport;
    modelFrom$: Observable<Date>;
    modelTo$: Observable<Date>;
    dataSource: FsCalendarDataSource;
    private _dialogRef;
    private _activeScrollIndex;
    private _destroy$;
    get dialogRef(): FsDatePickerDialogRef;
    get rangePickerRef(): RangePickerRef | null;
    ngOnInit(): void;
    ngOnChanges(changes: SimpleChanges): void;
    ngOnDestroy(): void;
    dateChanged(date: any): void;
    monthRangeChange(date: any): void;
    close(): void;
    scollIndexChange(activeIndex: number): void;
    private _initMonthRangeModels;
    private _listenTabIndexChange;
    static ɵfac: i0.ɵɵFactoryDeclaration<FsDatePickerVirtualScrollCalendarComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<FsDatePickerVirtualScrollCalendarComponent, "fs-datepicker-mobile-scroll-calendar", never, { "datePickerModel": { "alias": "datePickerModel"; "required": false; }; "autoClose": { "alias": "autoClose"; "required": false; }; "parentTabGroup": { "alias": "parentTabGroup"; "required": false; }; "parentTabIndex": { "alias": "parentTabIndex"; "required": false; }; }, {}, never, never, true, never>;
}