import { IViewModeAdaptor } from "../models";
export declare abstract class BaseViewModeAdaptor implements IViewModeAdaptor {
    abstract getBeginningDateOfColumn(date: Date): Date;
    abstract getEndingDateOfColumn(date: Date): Date;
    abstract addColumnToDate(date: Date, columns: number): Date;
    abstract getUniqueColumnsWithinRange(date: Date, date2: Date): number;
    abstract getDurationInColumns(startDate: Date, endDate: Date): number;
    getMiddleDate(startDate: Date, endDate: Date): Date;
}