import { AfterViewInit, EventEmitter } from '@angular/core';
import { Period } from '../../period';
import { Observable } from 'rxjs';
import { Group } from '../../group';
import { LayoutStrategy } from '../../layout/layout-strategy.enum';
import { PeriodService } from '../../service/period.service';
import { YearService } from '../../service/year.service';
import { DateTime } from 'luxon';
import * as i0 from "@angular/core";
export declare class NgTimeChartComponent implements AfterViewInit {
    periodService: PeriodService;
    yearService: YearService;
    private readonly _groups$;
    set groups(value: Group[]);
    readonly filteredGroups$: Observable<Group[]>;
    readonly currentPeriod$: Observable<Period>;
    set startDate(date: DateTime);
    get startDate(): DateTime;
    set endDate(date: DateTime);
    get endDate(): DateTime;
    get currentYear$(): Observable<number>;
    layoutStrategy: LayoutStrategy;
    readonly yearChange: EventEmitter<number>;
    todayMarker: any;
    readonly months$: Observable<Period[]>;
    readonly weeks$: Observable<Period[]>;
    readonly days$: Observable<DateTime[]>;
    readonly durationInDays$: Observable<number>;
    readonly precedingPeriodDaysBeforeFirstWeek$: Observable<number>;
    readonly today: DateTime;
    readonly DAY_WIDTH = 20;
    constructor(periodService: PeriodService, yearService: YearService);
    private static getOldPeriodDaysBeforeFirstWeek;
    static enumerateMonths(period: Period): Period[];
    static enumerateWeeks(period: Period): Period[];
    static enumerateDays(period: Period): DateTime[];
    ngAfterViewInit(): void;
    isToday(day: DateTime): boolean;
    changeYear(year: number): void;
    showYearSpinner$(): Observable<boolean>;
    private scrollTodayIntoView;
    static ɵfac: i0.ɵɵFactoryDeclaration<NgTimeChartComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<NgTimeChartComponent, "ng-time-chart", never, { "groups": "groups"; "startDate": "startDate"; "endDate": "endDate"; "layoutStrategy": "layoutStrategy"; }, { "yearChange": "yearChange"; }, never, never>;
}