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Diffstat (limited to '1Tdata/xbase/xbase64-4.1.4/src/include/xbdate.h')
| -rwxr-xr-x | 1Tdata/xbase/xbase64-4.1.4/src/include/xbdate.h | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/1Tdata/xbase/xbase64-4.1.4/src/include/xbdate.h b/1Tdata/xbase/xbase64-4.1.4/src/include/xbdate.h deleted file mode 100755 index e914d65..0000000 --- a/1Tdata/xbase/xbase64-4.1.4/src/include/xbdate.h +++ /dev/null @@ -1,125 +0,0 @@ -/* xbdate.h - -XBase64 Software Library - -Copyright (c) 1997,2003,2014,2022 Gary A Kunkel - -The xb64 software library is covered under the terms of the GPL Version 3, 2007 license. - -Email Contact: - - XDB-devel@lists.sourceforge.net - XDB-users@lists.sourceforge.net - -*/ - - -#ifndef __XB_XBDATE_H__ -#define __XB_XBDATE_H__ - -#ifdef CMAKE_COMPILER_IS_GNUCC -#pragma interface -#endif - - -namespace xb{ - -#define XB_FMT_WEEK 1 -#define XB_FMT_MONTH 2 -#define XB_FMT_YEAR 3 - -// next value is added to the date calculation to match dbase calculation -// first valid dbase date is 01/01/0001 -#define JUL_OFFSET 1721425L - - -//! @brief xbDate class. -/*! -This xbDate class handles two type of date values:<br> - -1) Gregorian dates with a format of CCYYMMDD. This is how dates are stored in dbf files.<br> -2) Julian dates calculated as the number of days since 1901-01-01 + 1721425.<br> - -Leap Years: The routines in the class support both leap years (one every four -years) and leap centuries (one every four hundred years.) - -A leap year is a year having 366 days, which can be evenly -divisible by 4 and not by 100.<br> -Leap centuries are years which are evenly divisible by 400.<br> - -From a programming perspective, Julian dates are useful for date -arithmetic, determining the difference between two dates or calculating -a future or past date.<br> - -To determine the difference between two dates, convert both dates to a -Julian date and subtract one from the other.<br> - -To calculate a future or past date, convert the base date to a Julian date, -add (or subtract) the number of days necessary to (from) it and convert the -julian date back to a Gregorian date. -*/ - -class XBDLLEXPORT xbDate : public xbSsv { - public: - - xbDate(); - xbDate( const char * Date8 ); - xbDate( const xbString &Date8 ); - xbDate( xbInt32 lJulDate ); - xbDate( xbUInt16 iInit ); // Constructor used to set the static variables, also defaults to sysdate - ~xbDate(); - - void operator=( const xbDate &d ); - void operator+=( xbInt32 i ); - void operator-=( xbInt32 i ); - void operator++( xbInt32 i ); - void operator--( xbInt32 i ); - - xbInt32 operator-( const xbDate & ) const; - const char * operator-( xbInt32 i ); - const char * operator+( xbInt32 i ); - - xbBool operator==( const xbDate & ) const; - xbBool operator!=( const xbDate & ) const; - xbBool operator< ( const xbDate & ) const; - xbBool operator> ( const xbDate & ) const; - xbBool operator<=( const xbDate & ) const; - xbBool operator>=( const xbDate & ) const; - - xbInt16 CalcRollingCenturyForYear( xbInt16 year ) const; - xbInt16 CenturyOf() const; - xbInt16 CharDayOf( xbString &sOutCharDay ); - xbInt16 CharMonthOf( xbString &sOutCharMonth ); - xbBool DateIsValid ( const xbString &sDate8 ) const; - xbInt16 DayOf( xbInt16 iFormat ) const; - xbInt16 CTOD( const xbString &sCtodInDate ); - xbInt16 FormatDate( const xbString &sFmtIn, xbString &sFmtOut ); - const char *Str() const; - xbBool IsLeapYear( xbInt16 iYear ) const; - xbBool IsLeapYear() const; - xbBool IsNull() const; - xbInt32 JulianDays() const; - xbInt16 JulToDate8( xbInt32 lJulDate ); - xbInt16 LastDayOfMonth(); - xbInt16 MonthOf() const; - xbInt16 Set( const xbString &Date8 ); - xbInt16 Sysdate(); - xbInt16 YearOf() const; - -#ifdef XB_DEBUG_SUPPORT - void Dump( const char * title ); - void DumpDateTables(); -#endif - - private: - void SetDateTables(); - xbString sDate8; // CCYYMMDD date format ie; 20140718 - // Null date is identified by sDate.Len() < 8 - - static int iAggregatedDaysInMonths[2][13]; - static int iDaysInMonths[2][13]; -}; - -} /* namespace */ -#endif /*__XB_XBDATE_H__ */ - |