import { EventEmitter } from '@angular/core';
import { DateService } from '../../services/date/date.service';
import { Column } from '../models/Column';
import { NgxCalendarTableService } from '../ngx-calendar-table.service';
import { Config } from '../models/Config';
export declare class NgxCalendarTableControlsComponent {
    private tableService;
    private dateService;
    columns: Column[];
    config: Config;
    labels: any;
    notifierData: EventEmitter<{}>;
    constructor(tableService: NgxCalendarTableService, dateService: DateService);
    /**
     * Decide if control is next or previous based on received value
     *
     * @param value {boolean}
     */
    controls(value: boolean): void;
    /**
     * Add date based last current column and create a new range
     */
    private next();
    /**
     * Subtract date based first current column and create a new range
     */
    private previous();
    /**
     * Create new range of columns to emit
     *
     * @param operation
     */
    private buildColumnsToEmit(operation);
    /**
     * Get first column of columns
     */
    getFirstColumn(): Column;
    /**
     * Get last column of columns
     */
    getLastColumn(): Column;
}