time.CalendarJulian.h Source File

00001 /*----------------------------------------------------------------------------
00002   SWORD 2000 - Software With Objects for Rapid Development
00003   Copyright (C) 2003 Eric NICOLAS
00004   ----------------------------------------------------------------------------
00005   SWORD is free software; you can redistribute it and/or modify
00006   it under the terms of the GNU Lesser General Public License as published by
00007   the Free Software Foundation; either version 2 of the License, or
00008   (at your option) any later version.
00009 
00010   SWORD is distributed in the hope that it will be useful,
00011   but WITHOUT ANY WARRANTY; without even the implied warranty of
00012   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00013   GNU Lesser General Public License for more details.
00014 
00015   You should have received a copy of the GNU Lesser General Public License
00016   along with SWORD; if not, write to the Free Software
00017   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00018   --------------------------------------------------------------------------*/
00019 #ifndef _SWORD_TIME_CALENDARJULIAN_
00020 #define _SWORD_TIME_CALENDARJULIAN_
00021 
00022 #include "sword/time.CalendarWestern.h"
00023 #include "sword.private/time.CalendarWesternImpl.h"
00024 #include "sword.private/time.CalendarJulianImpl.inl"
00025 
00026 namespace sword {
00027 
00029 
00046         class SWORDDECL CalendarJulian : public CalendarWestern {
00047         public:
00048                 // Implements Calendar
00049                 virtual bool isValid(word day, word month, word year, word hour, word minute, word second, word millisecond) const;
00050 
00051                 // Implements CalendarWestern
00052                 virtual bool isLeapYear(word year) const;
00053                 virtual int64 daysInMonth(word month, word year) const;
00054                 virtual int64 daysInYear(word year) const;
00055                 virtual int64 daysWithinYear(word day, word month, word year) const;
00056                 virtual int64 daysBeforeYear(word year) const;
00057                 virtual word weekDay(Time time) const;
00058                 virtual Time easter(word year) const;
00059                 virtual int64 dmy2days_(word day, word month, word year) const;
00060                 virtual void  days2dmy_(int64 days, word &day, word &month, word &year) const;
00061         private:
00062                 // The implementation is delegated to CalendarWesternImpl, only
00063                 // the Julian specific elements are specialized in
00064                 // CalendarJulianImpl
00065                 typedef CalendarWesternImpl<CalendarJulianImpl> IMPL;
00066         };
00067 
00068         // Default instance of this calendar for ease of use
00069         extern SWORDDECL CalendarJulian TheCalendarJulian;
00070 
00071 } // namespace sword
00072 
00073 #include "sword.private/time.CalendarJulian.inl"
00074 
00075 #endif // _SWORD_TIME_CALENDARJULIAN_