/**
 * Copyright (C) Paul Sarando
 * Distributed under the Eclipse Public License (http://www.eclipse.org/legal/epl-v10.html).
 */
import { ElvishHolidays } from "./RivendellReckoning";
import { Calendar, CalendarDate } from "./Utils";
declare enum GondorReckoningEnum {
    KINGS = "kings",
    STEWARDS = "stewards",
    NEW = "new"
}
declare enum GondorLeapYearRuleEnum {
    TRADITIONAL = "traditional",
    GREGORIAN = "reformed"
}
/**
 * @property emoji - An icon representing this weekday.
 * @property english - The English translation of this weekday name.
 * @property quenya - The Quenya name for this weekday.
 * @property sindarin - The Sindarin name for this weekday.
 * @property description
 */
interface GondorWeekday {
    emoji: string;
    english: string;
    quenya: string;
    sindarin: string;
    description: string;
}
/**
 * Weekday names and descriptions
 * @constant
 */
declare const GondorWeekdays: GondorWeekday[];
/**
 * @property emoji - An icon representing this month.
 * @property english - The English translation of this month name.
 * @property quenya - The Quenya name for this month.
 * @property sindarin - The Sindarin name for this month.
 * @property description
 * @property className - UI-hint for styling this month.
 */
interface GondorMonth {
    emoji: string;
    english: string;
    quenya: string;
    sindarin: string;
    description: string;
    className: string;
}
/**
 * Month names and descriptions.
 * @constant
 */
declare const GondorMonths: GondorMonth[];
/**
 * Gondor Holiday names and descriptions.
 * @constant
 */
declare const GondorHolidays: ElvishHolidays;
/**
 * @default new Date(0, 11, 21, 0,0,0)
 *
 * The Gregorian Date corresponding to the first Númenor New Year Date.
 * The default year is 0 in order to keep Gondor leap-years in sync with Gregorian leap-years.
 */
type FirstNumenorNewYearDate = Date;
/**
 * @param {number} gondorYear
 * @return {boolean} True if the given `gondorYear` is a millennial year that requires an additional leap-day adjustment.
 */
declare const isMillennialLeapYear: (gondorYear: number) => boolean;
/**
 * @param {number} gondorYear
 * @param {GondorLeapYearRuleEnum} [rules=GondorLeapYearRuleEnum.GREGORIAN]
 *
 * @return {boolean} True if the given `gondorYear` is a leap-year (standard or millennial).
 */
declare const isGondorLeapYear: (gondorYear: number, rules?: GondorLeapYearRuleEnum) => boolean;
/**
 * @param {Date} today
 * @param {FirstNumenorNewYearDate} [startDate]
 * @param {GondorLeapYearRuleEnum} [rules=GondorLeapYearRuleEnum.GREGORIAN]
 *
 * @return {Date} The Gregorian Date corresponding to the Gondor New Year Date
 *                for the year of the given `today`.
 */
declare const getGondorNewYearDate: (today: Date, startDate: FirstNumenorNewYearDate, rules?: GondorLeapYearRuleEnum) => Date;
/**
 * @param {Date} today
 * @param {FirstNumenorNewYearDate} [startDate]
 * @param {GondorLeapYearRuleEnum} [rules=GondorLeapYearRuleEnum.GREGORIAN]
 *
 * @return {Date} The Gregorian Date corresponding to the Gondor New Year Date
 *                in the New Reckoning calendar for the year of the given `today`.
 */
declare const getNewReckoningNewYearDate: (today: Date, startDate: FirstNumenorNewYearDate, rules: GondorLeapYearRuleEnum) => Date;
/**
 * @param {GondorReckoningEnum} fromReckoning
 * @param {GondorReckoningEnum} toReckoning
 * @param {number} monthIndex The current {@link GondorMonths} index for the given `fromReckoning`.
 *
 * @return {number} The index to use with {@link GondorMonths} for the given `toReckoning`
 *                  that most closely matches the given `monthIndex`.
 */
declare const convertGondorianMonthIndex: (fromReckoning: GondorReckoningEnum, toReckoning: GondorReckoningEnum, monthIndex: number) => number;
/**
 * @param {number} weekday - The current Gregorian weekday index (Sunday = 0).
 * @return {number} The Gondorian weekday index, for use with {@link GondorWeekdays},
 *                  that is the cultural equivalent for the given Gregorian weekday index.
 */
declare const convertGregorianToGondorianWeekday: (weekday: number) => number;
/**
 * @property day - The number of the day of the month, if this date is not intercalary; otherwise, the name of the intercalary date.
 * @property month - The month index of {@link GondorMonths}.
 * @property weekDay - The weekday index of {@link GondorWeekdays}.
 * @property gregorian - The corresponding Gregorian date.
 */
interface GondorDate extends CalendarDate {
    className?: string;
}
/**
 * @property year - The current Gondor year.
 * @property dates - The dates of this Gondor calendar year.
 * @property todayGondor - The current Gondor date corresponding to the given {@link GondorCalendarYear.today}.
 */
interface GondorCalendarYear extends Calendar {
    dates: GondorDate[];
    todayGondor: GondorDate;
}
/**
 * Generates a calendar year for the given Date `today`,
 * according to the given `startDate` and `reckoning` rules.
 *
 * @param {Date} today
 * @param {FirstNumenorNewYearDate} [startDate]
 * @param {GondorReckoningEnum} [reckoning=GondorReckoningEnum.STEWARDS]
 * @param {GondorLeapYearRuleEnum} [rules=GondorLeapYearRuleEnum.GREGORIAN]
 *
 * @return {GondorCalendarYear} The calendar year for the given `today`.
 */
declare const makeGondorCalendarDates: (today: Date, startDate?: FirstNumenorNewYearDate, reckoning?: GondorReckoningEnum, rules?: GondorLeapYearRuleEnum) => GondorCalendarYear;
declare const RECKONING_KINGS: GondorReckoningEnum, RECKONING_STEWARDS: GondorReckoningEnum, RECKONING_NEW: GondorReckoningEnum;
declare const RECKONING_RULES_TRADITIONAL: GondorLeapYearRuleEnum, RECKONING_RULES_GREGORIAN: GondorLeapYearRuleEnum;
export { RECKONING_KINGS, RECKONING_STEWARDS, RECKONING_NEW, RECKONING_RULES_TRADITIONAL, RECKONING_RULES_GREGORIAN, GondorCalendarYear, GondorDate, GondorReckoningEnum, GondorLeapYearRuleEnum, GondorWeekdays, GondorMonths, GondorHolidays, getGondorNewYearDate, getNewReckoningNewYearDate, isGondorLeapYear, isMillennialLeapYear, convertGondorianMonthIndex, convertGregorianToGondorianWeekday, makeGondorCalendarDates, };