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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: calendar_hijri.hxx,v $
*
* $Revision: 1.6 $
*
* last change: $Author: rt $ $Date: 2005-09-07 16:49:13 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef _I18N_CALENDAR_HIJRI_HXX_
#define _I18N_CALENDAR_HIJRI_HXX_
#include "calendar_gregorian.hxx"
// ----------------------------------------------------
// class Calendar_hijri
// ----------------------------------------------------
namespace com { namespace sun { namespace star { namespace i18n {
class Calendar_hijri : public Calendar_gregorian
{
public:
// Constructors
Calendar_hijri();
protected:
void SAL_CALL mapToGregorian() throw(com::sun::star::uno::RuntimeException);
void SAL_CALL mapFromGregorian() throw(com::sun::star::uno::RuntimeException);
// radians per degree (pi/180)
static const double RadPerDeg;
// Synodic Period (mean time between 2 successive new moon: 29d, 12 hr, 44min, 3sec
static const double SynPeriod;
static const double SynMonth; // Solar days in a year/SynPeriod
// Julian day on Jan 1, 1900
static const double jd1900;
// Reference point: September 1984 25d 3h 10m UT. == 1405 Hijri == 1048 Synodial month from 1900
static const sal_Int32 SynRef;
static const sal_Int32 GregRef;
// Local time (Saudi Arabia)
static const double SA_TimeZone; // Time Zone
// Period between 1.30pm - 6:30pm
static const double EveningPeriod;
// "Leap" years
static const sal_Int32 LeapYear[];
private:
double NewMoon(sal_Int32 n);
void getHijri(sal_Int32 *day, sal_Int32 *month, sal_Int32 *year);
void ToGregorian(sal_Int32 *day, sal_Int32 *month, sal_Int32 *year);
void getGregorianDay(sal_Int32 jd, sal_Int32 *pnDay, sal_Int32 *pnMonth, sal_Int32 *pnYear);
double getJulianDay(sal_Int32 day, sal_Int32 month, sal_Int32 year);
};
} } } }
#endif
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