1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski  *
3*b1cdbd2cSJim Jagielski  * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski  * or more contributor license agreements.  See the NOTICE file
5*b1cdbd2cSJim Jagielski  * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski  * regarding copyright ownership.  The ASF licenses this file
7*b1cdbd2cSJim Jagielski  * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski  * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski  * with the License.  You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski  *
11*b1cdbd2cSJim Jagielski  *   http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski  *
13*b1cdbd2cSJim Jagielski  * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski  * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski  * KIND, either express or implied.  See the License for the
17*b1cdbd2cSJim Jagielski  * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski  * under the License.
19*b1cdbd2cSJim Jagielski  *
20*b1cdbd2cSJim Jagielski  *************************************************************/
21*b1cdbd2cSJim Jagielski 
22*b1cdbd2cSJim Jagielski 
23*b1cdbd2cSJim Jagielski #ifndef _I18N_CALENDAR_HIJRI_HXX_
24*b1cdbd2cSJim Jagielski #define _I18N_CALENDAR_HIJRI_HXX_
25*b1cdbd2cSJim Jagielski 
26*b1cdbd2cSJim Jagielski #include "calendar_gregorian.hxx"
27*b1cdbd2cSJim Jagielski 
28*b1cdbd2cSJim Jagielski 
29*b1cdbd2cSJim Jagielski //	----------------------------------------------------
30*b1cdbd2cSJim Jagielski //	class Calendar_hijri
31*b1cdbd2cSJim Jagielski //	----------------------------------------------------
32*b1cdbd2cSJim Jagielski 
33*b1cdbd2cSJim Jagielski namespace com { namespace sun { namespace star { namespace i18n {
34*b1cdbd2cSJim Jagielski 
35*b1cdbd2cSJim Jagielski class Calendar_hijri : public Calendar_gregorian
36*b1cdbd2cSJim Jagielski {
37*b1cdbd2cSJim Jagielski public:
38*b1cdbd2cSJim Jagielski 
39*b1cdbd2cSJim Jagielski 	// Constructors
40*b1cdbd2cSJim Jagielski 	Calendar_hijri();
41*b1cdbd2cSJim Jagielski 
42*b1cdbd2cSJim Jagielski protected:
43*b1cdbd2cSJim Jagielski 	void mapToGregorian() throw(com::sun::star::uno::RuntimeException);
44*b1cdbd2cSJim Jagielski 	void mapFromGregorian() throw(com::sun::star::uno::RuntimeException);
45*b1cdbd2cSJim Jagielski 
46*b1cdbd2cSJim Jagielski 	// radians per degree (pi/180)
47*b1cdbd2cSJim Jagielski 	static const double RadPerDeg;
48*b1cdbd2cSJim Jagielski 
49*b1cdbd2cSJim Jagielski 	// Synodic Period (mean time between 2 successive new moon: 29d, 12 hr, 44min, 3sec
50*b1cdbd2cSJim Jagielski 	static const double SynPeriod;
51*b1cdbd2cSJim Jagielski 
52*b1cdbd2cSJim Jagielski 	static const double SynMonth;			// Solar days in a year/SynPeriod
53*b1cdbd2cSJim Jagielski 
54*b1cdbd2cSJim Jagielski 	// Julian day on Jan 1, 1900
55*b1cdbd2cSJim Jagielski 	static const double jd1900;
56*b1cdbd2cSJim Jagielski 
57*b1cdbd2cSJim Jagielski 	// Reference point: September 1984 25d 3h 10m UT. == 1405 Hijri == 1048 Synodial month from 1900
58*b1cdbd2cSJim Jagielski 	static const sal_Int32 SynRef;
59*b1cdbd2cSJim Jagielski 	static const sal_Int32 GregRef;
60*b1cdbd2cSJim Jagielski 
61*b1cdbd2cSJim Jagielski 	// Local time (Saudi Arabia)
62*b1cdbd2cSJim Jagielski 	static const double SA_TimeZone;		// Time Zone
63*b1cdbd2cSJim Jagielski 
64*b1cdbd2cSJim Jagielski 	// Period between 1.30pm - 6:30pm
65*b1cdbd2cSJim Jagielski 	static const double EveningPeriod;
66*b1cdbd2cSJim Jagielski 
67*b1cdbd2cSJim Jagielski 	// "Leap" years
68*b1cdbd2cSJim Jagielski 	static const sal_Int32 LeapYear[];
69*b1cdbd2cSJim Jagielski 
70*b1cdbd2cSJim Jagielski private:
71*b1cdbd2cSJim Jagielski 	double NewMoon(sal_Int32 n);
72*b1cdbd2cSJim Jagielski 	void getHijri(sal_Int32 *day, sal_Int32 *month, sal_Int32 *year);
73*b1cdbd2cSJim Jagielski 	void ToGregorian(sal_Int32 *day, sal_Int32 *month, sal_Int32 *year);
74*b1cdbd2cSJim Jagielski 	void getGregorianDay(sal_Int32 jd, sal_Int32 *pnDay, sal_Int32 *pnMonth, sal_Int32 *pnYear);
75*b1cdbd2cSJim Jagielski 	double getJulianDay(sal_Int32 day, sal_Int32 month, sal_Int32 year);
76*b1cdbd2cSJim Jagielski };
77*b1cdbd2cSJim Jagielski 
78*b1cdbd2cSJim Jagielski } } } }
79*b1cdbd2cSJim Jagielski 
80*b1cdbd2cSJim Jagielski #endif
81