import { f as HijriDate, F as FormatHijriOptions } from '../format-Kx-2gZxa.js';
export { A as ARABIC_WEEKDAYS_AR, a as ARABIC_WEEKDAYS_EN, G as GREGORIAN_MONTHS_AR, b as GREGORIAN_MONTHS_EN, H as HIJRI_ERA_AR, c as HIJRI_ERA_EN, d as HIJRI_MONTHS_AR, e as HIJRI_MONTHS_EN, g as formatHijriDate } from '../format-Kx-2gZxa.js';
import '../types-CK7PVYeU.js';

/** Convert a Gregorian `Date` to a tabular Hijri date. */
declare function toHijri(date: Date): HijriDate;
/** Convert a tabular Hijri date to a Gregorian `Date` (UTC midnight). */
declare function fromHijri(year: number, month: number, day: number): Date;

/**
 * Julian Day Number helpers (proleptic Gregorian, date-only / integer JDN).
 *
 * These are the shared bridge between the Gregorian calendar and both Hijri
 * engines. All conversions are done in UTC so they never depend on the host
 * timezone.
 */
/** Gregorian Y/M/D → integer Julian Day Number (Fliegel–Van Flandern). */
declare function gregorianToJDN(year: number, month: number, day: number): number;
/** Integer Julian Day Number → Gregorian Y/M/D. */
declare function jdnToGregorian(jdn: number): {
    year: number;
    month: number;
    day: number;
};
/** `Date` → integer JDN, reading the date's UTC fields. */
declare function dateToJDN(date: Date): number;
/** Integer JDN → `Date` at UTC midnight. */
declare function jdnToDate(jdn: number): Date;

/**
 * Convert a Gregorian `Date` to a Hijri string in one call, using the tabular
 * calendar. For official Umm al-Qura dates use `formatHijri` from
 * `arabicfmt/umalqura`.
 *
 * @example formatHijri(new Date("2025-09-23"), { numerals: "arab" })
 */
declare function formatHijri(date: Date, options?: FormatHijriOptions): string;

export { FormatHijriOptions, HijriDate, dateToJDN, formatHijri, fromHijri, gregorianToJDN, jdnToDate, jdnToGregorian, toHijri };