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/* xbdate.h
Xbase64 project source code
This file contains a header file for the xbDate object, which is
used for handling dates.
Copyright (C) 1997,2003 Gary A Kunkel
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Email:
xdb-devel@lists.sourceforge.net
xdb-users@lists.sourceforge.net
Regular Mail:
XBase Support
149C South Main St
Keller Texas, 76248
USA
*/
/*! \file xbdate.h
*/
#ifndef __XB_XBDATE_H__
#define __XB_XBDATE_H__
#ifdef __GNU_LesserG__
#pragma interface
#endif
#ifdef __WIN32__
#include <xbase64/xbwincfg.h>
#else
#include <xbase64/xbconfig.h>
#endif
#include <xbase64/xbstring.h>
#define XB_FMT_WEEK 1
#define XB_FMT_MONTH 2
#define XB_FMT_YEAR 3
//! xbDate class
/*!
*/
class XBDLLEXPORT xbDate {
public:
xbDate();
xbDate( const char * Date8 );
xbDate( const xbString &Date8 );
virtual ~xbDate();
//! Short description.
/*!
*/
const xbString & GetDate() const
{ return cDate8; };
//! Short description.
/*!
*/
xbString & GetDate()
{ return cDate8; };
//! Short description.
/*!
*/
const xbString & GetFormattedDate() const
{ return fDate; };
//! Short description.
/*!
*/
xbString & GetFormattedDate()
{ return fDate; };
int SetDate( const char * Date8 );
//! Short description.
/*!
*/
int SetDate( const xbString & Date8 )
{ return SetDate((const char *) Date8 ); };
long JulianDays ( const char *Date8 ) const;
//! Short description.
/*!
*/
long JulianDays ( const xbString & Date8 ) const
{ return JulianDays((const char *) Date8 ); };
//! Short description.
/*!
*/
long JulianDays () const
{ return JulianDays((const char *) cDate8 ); };
int YearOf ( const char *Date8 ) const;
//! Short description.
/*!
*/
int YearOf ( const xbString & Date8 ) const
{ return YearOf((const char *) Date8 ); };
//! Short description.
/*!
*/
int YearOf () const
{ return YearOf((const char *) cDate8 ); };
//! Short description.
/*!
*/
int CenturyOf ( const char *Date8 ) const;
int MonthOf ( const char *Date8 ) const;
//! Short description.
/*!
*/
int MonthOf ( const xbString &Date8 ) const
{ return MonthOf((const char *) Date8 ); };
//! Short description.
/*!
*/
int MonthOf () const
{ return MonthOf(( const char *) cDate8 ); };
int DayOf ( int Format, const char *Date8 ) const;
//! Short description.
/*!
*/
int DayOf ( int Format, const xbString &Date8 ) const
{ return DayOf( Format, (const char *) Date8 ); };
//! Short description.
/*!
*/
int DayOf ( int Format ) const
{ return DayOf( Format, (const char *) cDate8 ); };
int IsLeapYear ( const char *Date8 ) const;
//! Short description.
/*!
*/
int IsLeapYear ( const xbString &Date8 ) const
{ return IsLeapYear((const char *) Date8 ); };
//! Short description.
/*!
*/
int IsLeapYear () const
{ return IsLeapYear((const char *) cDate8 ); };
//! Short description.
/*!
*/
int CalcRollingCenturyForYear( int ) const;
int DateIsValid ( const char *Date8 ) const;
//! Short description.
/*!
*/
int DateIsValid ( const xbString & Date8 ) const
{ return DateIsValid( (const char *) Date8 ); };
xbString& LastDayOfMonth( const char *Date8 );
//! Short description.
/*!
*/
xbString& LastDayOfMonth( const xbString & Date8 )
{ return LastDayOfMonth((const char *) Date8 ); };
//! Short description.
/*!
*/
xbString& LastDayOfMonth()
{ return LastDayOfMonth((const char *) cDate8 ); };
xbString& Sysdate ();
xbString& JulToDate8( long );
//! Short description.
/*!
*/
xbString& FormatCTODdate( const char * indate );
//! Short description.
/*!
*/
xbString& FormatDate( const char *Format, const char *Date8 );
//! Short description.
/*!
*/
xbString& FormatDate( const xbString &Format, const char *Date8 )
{ return FormatDate((const char *) Format, Date8 ); };
//! Short description.
/*!
*/
xbString& FormatDate( const char *Format, const xbString &Date8 )
{ return FormatDate( Format, (const char *) Date8 ); };
//! Short description.
/*!
*/
xbString& FormatDate( const xbString &Format, const xbString &Date8 )
{ return FormatDate((const char *) Format,(const char *) Date8 ); };
//! Short description.
/*!
*/
xbString& FormatDate( const char *Format )
{ return FormatDate( (const char *) Format, (const char *) cDate8 ); };
//! Short description.
/*!
*/
xbString& FormatDate( const xbString &Format )
{ return FormatDate((const char *) Format, (const char *) cDate8 ); };
xbString& CharDayOf ( const char *Date8 );
//! Short description.
/*!
*/
xbString& CharDayOf ( const xbString &Date8 )
{ return CharDayOf((const char *) Date8 ); };
//! Short description.
/*!
*/
xbString& CharDayOf ()
{ return CharDayOf((const char *) cDate8 ); };
xbString& CharMonthOf ( const char *Date8 );
//! Short description.
/*!
*/
xbString& CharMonthOf ( const xbString &Date8 )
{ return CharMonthOf(( const char *) Date8 ); };
//! Short description.
/*!
*/
xbString& CharMonthOf ()
{ return CharMonthOf(( const char *) cDate8 ); };
xbString &operator+=( int );
xbString &operator-=( int );
xbString &operator++( int ); /* post increment */
xbString &operator--( int ); /* post increment */
xbString &operator+ ( int );
xbString &operator- ( int );
long operator-( const xbDate & ) const;
int operator==( const xbDate & ) const;
int operator!=( const xbDate & ) const;
int operator< ( const xbDate & ) const;
int operator> ( const xbDate & ) const;
int operator<=( const xbDate & ) const;
int operator>=( const xbDate & ) const;
protected:
void SetDateTables();
xbString cDate8; /* CCYYMMDD date format */
xbString fDate; /* other date format */
static int AggregatedDaysInMonths[2][13];
static int DaysInMonths[2][13];
};
#endif // __XB_XBDATE_H__
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