import { IColumnDataSource } from '../types/ColumnDataSource';
import { DateService } from '../utils/DateService';
import { Configuration } from '../configurations/CalendarConfig';
import { CalendarView } from '../types/CalendarTypes';
/**
 * DateColumnDataSource - Provides date-based columns
 *
 * Calculates which dates to display based on:
 * - Current date
 * - Current view (day/week/month)
 * - Workweek settings
 */
export declare class DateColumnDataSource implements IColumnDataSource {
    private dateService;
    private config;
    private currentDate;
    private currentView;
    constructor(dateService: DateService, config: Configuration, currentDate: Date, currentView: CalendarView);
    /**
     * Get columns (dates) to display
     */
    getColumns(): Date[];
    /**
     * Get type of datasource
     */
    getType(): 'date' | 'resource';
    /**
     * Update current date
     */
    setCurrentDate(date: Date): void;
    /**
     * Update current view
     */
    setCurrentView(view: CalendarView): void;
    /**
     * Get dates for week view based on workweek settings
     */
    private getWeekDates;
    /**
     * Get all dates in current month
     */
    private getMonthDates;
    /**
     * Get ISO week start (Monday)
     */
    private getISOWeekStart;
    /**
     * Get month start
     */
    private getMonthStart;
    /**
     * Get month end
     */
    private getMonthEnd;
}