00001 /* 00002 EyeDB Object Database Management System 00003 Copyright (C) 1994-2008 SYSRA 00004 00005 EyeDB is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 EyeDB 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 GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the Free Software 00017 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA 00018 */ 00019 00020 /* 00021 Author: Laurent Pereira 00022 */ 00023 00024 00025 #ifndef _CALENDAR_CONVERTER_H 00026 #define _CALENDAR_CONVERTER_H 00027 00028 // forward declarations 00029 #include <eyedb/eyedb.h> 00030 00031 namespace eyedb { 00032 00039 class CalendarConverter 00040 { 00041 public : 00042 00050 virtual void jday2calendar(const eyedblib::int32 julian, eyedblib::int32 * year, eyedblib::int16 * month, eyedblib::int16 * day) = 0; 00051 00059 virtual void calendar2jday(eyedblib::int32 * julian, const eyedblib::int32 year, const eyedblib::int16 month, const eyedblib::int16 day) = 0; 00060 00066 virtual eyedblib::int16 jday2day_of_year(const eyedblib::int32 julian) = 0; 00067 00073 virtual Bool jday2leap_year(const eyedblib::int32 julian) = 0; 00074 00080 virtual Weekday::Type jday2weekday(const eyedblib::int32 julian) = 0; 00081 00087 virtual eyedblib::int32 ascii2jday(const char * date) = 0; 00088 00095 virtual char * jday2ascii(const eyedblib::int32 julian) = 0; 00096 00100 virtual eyedblib::int32 current_date() = 0; 00101 00102 }; 00103 } 00104 00105 #endif