/**
 * @category Calendar
 * @module PersianCalendar
 */
import { DateTimeUnits, Calendar } from '../main';
export declare class PersianCalendar extends Calendar {
    constructor(id: string);
    addMonths(time: number, months: number): number;
    addYears(time: number, years: number): number;
    dayOfYear(time: number): number;
    daysInMonth(year: number, month: number): number;
    daysInYear(year: number): number;
    isLeapYear(year: number): boolean;
    getTimestamp(units: DateTimeUnits): number;
    getUnits(ts: number): DateTimeUnits;
}