// Still Further Enhanced by Hill & Simon v3.10 8/05/91
// Version 4 by Charles D. Price 6/27/92
// Integrated into wxWindows by Julian Smart 9th July 1995
-// Modified by:
+// Modified by:
// Created: 01/02/97
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#define ABBR_LENGTH 3
static const char *dayname[] = {
- "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
+ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"
};
static const char *mname[] = {
- "January", "February", "March", "April", "May", "June", "July", "August",
- "September", "October", "November", "December"
+ "January", "February", "March", "April", "May", "June", "July", "August",
+ "September", "October", "November", "December"
};
static int GauDays[] = { 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 };
IMPLEMENT_DYNAMIC_CLASS(wxDate, wxObject)
#endif
-////////////////////////////////////////////////////////////
-// Constructors
-////////////////////////////////////////////////////////////
+ ////////////////////////////////////////////////////////////
+ // Constructors
+ ////////////////////////////////////////////////////////////
wxDate::wxDate()
{
- DisplayFormat=wxMDY;
- DisplayOptions='\0';
- month = day = year = day_of_week = 0;
- julian = 0;
+ DisplayFormat=wxMDY;
+ DisplayOptions='\0';
+ month = day = year = day_of_week = 0;
+ julian = 0;
}
wxDate::wxDate (long j) : julian(j)
{
- DisplayFormat=wxMDY;
- DisplayOptions='\0';
- julian_to_mdy ();
+ DisplayFormat=wxMDY;
+ DisplayOptions='\0';
+ julian_to_mdy ();
}
wxDate::wxDate (int m, int d, int y) : month(m), day(d), year(y)
{
- DisplayFormat=wxMDY;
- DisplayOptions='\0';
- mdy_to_julian ();
+ DisplayFormat=wxMDY;
+ DisplayOptions='\0';
+ mdy_to_julian ();
}
wxDate::wxDate (const wxString& dat)
{
- DisplayFormat=wxMDY;
- DisplayOptions='\0';
- if (strcmp(dat, "TODAY") == 0 || strcmp(dat, "today") == 0)
- {
- // Sets the current date
- Set();
- }
- else
- {
- char buf[100];
- strcpy(buf, (char *) (const char *)dat);
-
- char *token = strtok(buf,"/-");
- month = atoi(token);
- day = atoi(strtok((char *) NULL,"/-"));
- year = atoi(strtok((char *) NULL," "));
- }
+ DisplayFormat=wxMDY;
+ DisplayOptions='\0';
+ if (strcmp(dat, "TODAY") == 0 || strcmp(dat, "today") == 0)
+ {
+ // Sets the current date
+ Set();
+ }
+ else
+ {
+ char buf[100];
+ strcpy(buf, (char *) (const char *)dat);
+
+ char *token = strtok(buf,"/-");
+ month = atoi(token);
+ day = atoi(strtok((char *) NULL,"/-"));
+ year = atoi(strtok((char *) NULL," "));
+ }
- mdy_to_julian ();
+ mdy_to_julian ();
}
wxDate::wxDate (const wxDate &dt)
{
- DisplayFormat=dt.DisplayFormat;
- DisplayOptions=dt.DisplayOptions;
- month = dt.month;
- day = dt.day;
- year = dt.year;
- mdy_to_julian ();
+ DisplayFormat=dt.DisplayFormat;
+ DisplayOptions=dt.DisplayOptions;
+ month = dt.month;
+ day = dt.day;
+ year = dt.year;
+ mdy_to_julian ();
}
void wxDate::operator = (const wxDate &dt)
{
- DisplayFormat=dt.DisplayFormat;
- DisplayOptions=dt.DisplayOptions;
- month = dt.month;
- day = dt.day;
- year = dt.year;
- mdy_to_julian ();
+ DisplayFormat=dt.DisplayFormat;
+ DisplayOptions=dt.DisplayOptions;
+ month = dt.month;
+ day = dt.day;
+ year = dt.year;
+ mdy_to_julian (); // wxUSE_TIMEDATE
}
void wxDate::operator = (const wxString& dat)
{
- DisplayFormat=wxMDY;
- DisplayOptions='\0';
- if (strcmp(dat, "TODAY") == 0 || strcmp(dat, "today") == 0)
- {
- // Sets the current date
- Set();
- }
- else
- {
- char buf[100];
- strcpy(buf, (char *)(const char *)dat);
-
- char *token = strtok(buf,"/-");
- month = atoi(token);
- day = atoi(strtok((char *) NULL,"/-"));
- year = atoi(strtok((char *) NULL," "));
- }
+ DisplayFormat=wxMDY;
+ DisplayOptions='\0';
+ if (strcmp(dat, "TODAY") == 0 || strcmp(dat, "today") == 0)
+ {
+ // Sets the current date
+ Set();
+ }
+ else
+ {
+ char buf[100];
+ strcpy(buf, (char *)(const char *)dat);
+
+ char *token = strtok(buf,"/-");
+ month = atoi(token);
+ day = atoi(strtok((char *) NULL,"/-"));
+ year = atoi(strtok((char *) NULL," "));
+ }
- mdy_to_julian ();
+ mdy_to_julian ();
}
//////////////////////////////////////////////////////////////
#ifndef __SALFORDC__
wxDate::operator wxString( void )
{
- return FormatDate();
+ return FormatDate();
}
#endif
wxDate wxDate::operator + (long i)
{
- wxDate dp(julian + i);
- return dp;
+ wxDate dp(julian + i);
+ return dp;
}
wxDate wxDate::operator + (int i)
{
- wxDate dp(julian + (long)i);
- return dp;
+ wxDate dp(julian + (long)i);
+ return dp;
}
wxDate wxDate::operator - (long i)
{
- wxDate dp(julian - i);
- return dp;
+ wxDate dp(julian - i);
+ return dp;
}
wxDate wxDate::operator - (int i)
{
- wxDate dp(julian - (long)i);
- return dp;
+ wxDate dp(julian - (long)i);
+ return dp;
}
long wxDate::operator - (const wxDate &dt)
{
- return ( julian - dt.julian );
+ return ( julian - dt.julian );
}
wxDate &wxDate::operator += (long i)
{
- julian += i;
- julian_to_mdy();
- return *this;
+ julian += i;
+ julian_to_mdy();
+ return *this;
}
wxDate &wxDate::operator -= (long i)
{
- julian -= i;
- julian_to_mdy();
- return *this;
+ julian -= i;
+ julian_to_mdy();
+ return *this;
}
wxDate &wxDate::operator ++()
{
- julian++;
+ julian++;
julian_to_mdy();
- return *this;
+ return *this;
}
wxDate &wxDate::operator ++(int)
{
- julian++;
+ julian++;
julian_to_mdy();
- return *this;
+ return *this;
}
wxDate &wxDate::operator --()
{
- julian--;
+ julian--;
julian_to_mdy();
- return *this;
+ return *this;
}
wxDate &wxDate::operator --(int)
{
- julian--;
+ julian--;
julian_to_mdy();
- return *this;
+ return *this;
}
//////////////////////////////////////////////////////////////
bool WXDLLEXPORT operator < (const wxDate &dt1, const wxDate &dt2)
{
- return ( dt1.julian < dt2.julian );
+ return ( dt1.julian < dt2.julian );
}
bool WXDLLEXPORT operator <= (const wxDate &dt1, const wxDate &dt2)
{
- return ( (dt1.julian == dt2.julian) || (dt1.julian < dt2.julian) );
+ return ( (dt1.julian == dt2.julian) || (dt1.julian < dt2.julian) );
}
bool WXDLLEXPORT operator > (const wxDate &dt1, const wxDate &dt2)
{
- return ( dt1.julian > dt2.julian );
+ return ( dt1.julian > dt2.julian );
}
bool WXDLLEXPORT operator >= (const wxDate &dt1, const wxDate &dt2)
{
- return ( (dt1.julian == dt2.julian) || (dt1.julian > dt2.julian) );
+ return ( (dt1.julian == dt2.julian) || (dt1.julian > dt2.julian) );
}
bool WXDLLEXPORT operator == (const wxDate &dt1, const wxDate &dt2)
{
- return ( dt1.julian == dt2.julian );
+ return ( dt1.julian == dt2.julian );
}
bool WXDLLEXPORT operator != (const wxDate &dt1, const wxDate &dt2)
{
- return ( dt1.julian != dt2.julian );
+ return ( dt1.julian != dt2.julian );
}
////////////////////////////////////////////////////////////////
ostream WXDLLEXPORT & operator << (ostream &os, const wxDate &dt)
{
- return os << (const char *) dt.FormatDate();
+ return os << (const char *) dt.FormatDate();
}
//////////////////////////////////////////////////////////////
void wxDate::julian_to_wday (void)
{
- day_of_week = (int) ((julian + 2) % 7 + 1);
+ day_of_week = (int) ((julian + 2) % 7 + 1);
}
void wxDate::julian_to_mdy ()
{
- long a,b,c,d,e,z,alpha;
- z = julian+1;
- // dealing with Gregorian calendar reform
+ long a,b,c,d,e,z,alpha;
+ z = julian+1;
+ // dealing with Gregorian calendar reform
if (z < 2299161L)
- a = z;
+ a = z;
else {
- alpha = (long) ((z-1867216.25) / 36524.25);
- a = z + 1 + alpha - alpha/4;
+ alpha = (long) ((z-1867216.25) / 36524.25);
+ a = z + 1 + alpha - alpha/4;
}
- b = ( a > 1721423 ? a + 1524 : a + 1158 );
- c = (long) ((b - 122.1) / 365.25);
- d = (long) (365.25 * c);
- e = (long) ((b - d) / 30.6001);
+ b = ( a > 1721423 ? a + 1524 : a + 1158 );
+ c = (long) ((b - 122.1) / 365.25);
+ d = (long) (365.25 * c);
+ e = (long) ((b - d) / 30.6001);
day = (int)(b - d - (long)(30.6001 * e));
month = (int)((e < 13.5) ? e - 1 : e - 13);
year = (int)((month > 2.5 ) ? (c - 4716) : c - 4715);
- julian_to_wday ();
+ julian_to_wday ();
}
void wxDate::mdy_to_julian (void)
{
- int a,b=0;
- int work_month=month, work_day=day, work_year=year;
- // correct for negative year
+ int a,b=0;
+ int work_month=month, work_day=day, work_year=year;
+ // correct for negative year
if (work_year < 0)
- work_year++;
- if (work_month <= 2)
- { work_year--; work_month +=12; }
+ work_year++;
+ if (work_month <= 2)
+ { work_year--; work_month +=12; }
- // deal with Gregorian calendar
- if (work_year*10000. + work_month*100. + work_day >= 15821015.)
- {
+ // deal with Gregorian calendar
+ if (work_year*10000. + work_month*100. + work_day >= 15821015.)
+ {
a = (int)(work_year/100.);
- b = 2 - a + a/4;
- }
- julian = (long) (365.25*work_year) +
- (long) (30.6001 * (work_month+1)) + work_day + 1720994L + b;
- julian_to_wday ();
+ b = 2 - a + a/4;
+ }
+ julian = (long) (365.25*work_year) +
+ (long) (30.6001 * (work_month+1)) + work_day + 1720994L + b;
+ julian_to_wday ();
}
////////////////////////////////////////////////////////////////
wxString wxDate::FormatDate (int type) const
{
- int actualType = type;
- if (actualType == -1)
- actualType = DisplayFormat;
+ int actualType = type;
+ if (actualType == -1)
+ actualType = DisplayFormat;
char buf[40];
memset( buf, '\0', sizeof(buf) );
- switch ( actualType )
- {
- case wxDAY:
- if ( (day_of_week < 1) || (day_of_week > 7) )
- strcpy(buf, _("invalid day"));
- else
- strncpy( buf, _(dayname[day_of_week-1]),
- (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
- return wxString(buf);
-
- case wxMONTH:
- if ( (month < 1) || (month > 12) )
- strcpy(buf, _("invalid month"));
- else
- strncpy( buf, _(mname[month-1]),
- (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
- return wxString(buf);
-
- case wxFULL:
- if ( (month < 1) || (month > 12) || (day_of_week < 0) ||
- (day_of_week > 7) )
- {
- strcpy(buf, _("invalid date"));
- return wxString(buf);
- }
- strncpy( buf, _(dayname[day_of_week-1]),
- (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
- strcat( buf, ", ");
- strncat( buf, _(mname[month-1]),
- (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
- strcat( buf, " ");
- sprintf( buf+strlen(buf), "%d, %d", day, abs(year) );
- if (year < 0)
- strcat(buf,_(" B.C."));
- return wxString(buf);
-
- case wxEUROPEAN:
- if ( (month < 1) || (month > 12) || (day_of_week < 0) ||
- (day_of_week > 7) )
- {
- strcpy(buf, _("invalid date"));
- return wxString(buf);
- }
- sprintf(buf,"%d ", day);
- strncat(buf, _(mname[month-1]),
- (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
- sprintf( buf+strlen(buf), " %d", abs(year) );
- if (year < 0)
- strcat(buf, _(" B.C."));
- return wxString(buf);
-
- case wxMDY:
- default:
- if (day==0 || month==0 || year==0)
- strcpy(buf, _("invalid date"));
- else
- sprintf( buf+strlen(buf), "%1d/%1d/%02d", month, day,
- (DisplayOptions & wxNO_CENTURY) && (abs(year) > 1899)
- ? (abs(year) - (abs(year) / 100 * 100))
- : (abs(year)) );
- return wxString(buf);
- }
- return wxString("");
+ switch ( actualType )
+ {
+ case wxDAY:
+ if ( (day_of_week < 1) || (day_of_week > 7) )
+ strcpy(buf, _("invalid day"));
+ else
+ strncpy( buf, _(dayname[day_of_week-1]),
+ (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
+ return wxString(buf);
+
+ case wxMONTH:
+ if ( (month < 1) || (month > 12) )
+ strcpy(buf, _("invalid month"));
+ else
+ strncpy( buf, _(mname[month-1]),
+ (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
+ return wxString(buf);
+
+ case wxFULL:
+ if ( (month < 1) || (month > 12) || (day_of_week < 0) ||
+ (day_of_week > 7) )
+ {
+ strcpy(buf, _("invalid date"));
+ return wxString(buf);
+ }
+ strncpy( buf, _(dayname[day_of_week-1]),
+ (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
+ strcat( buf, ", ");
+ strncat( buf, _(mname[month-1]),
+ (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
+ strcat( buf, " ");
+ sprintf( buf+strlen(buf), "%d, %d", day, abs(year) );
+ if (year < 0)
+ strcat(buf,_(" B.C."));
+ return wxString(buf);
+
+ case wxEUROPEAN:
+ if ( (month < 1) || (month > 12) || (day_of_week < 0) ||
+ (day_of_week > 7) )
+ {
+ strcpy(buf, _("invalid date"));
+ return wxString(buf);
+ }
+ sprintf(buf,"%d ", day);
+ strncat(buf, _(mname[month-1]),
+ (DisplayOptions & wxDATE_ABBR) ? ABBR_LENGTH : 9);
+ sprintf( buf+strlen(buf), " %d", abs(year) );
+ if (year < 0)
+ strcat(buf, _(" B.C."));
+ return wxString(buf);
+
+ case wxMDY:
+ default:
+ if (day==0 || month==0 || year==0)
+ strcpy(buf, _("invalid date"));
+ else
+ sprintf( buf+strlen(buf), "%1d/%1d/%02d", month, day,
+ (DisplayOptions & wxNO_CENTURY) && (abs(year) > 1899)
+ ? (abs(year) - (abs(year) / 100 * 100))
+ : (abs(year)) );
+ return wxString(buf);
+ }
+ return wxString("");
}
void wxDate::SetFormat( int format )
{
- DisplayFormat = format;
+ DisplayFormat = format;
}
int wxDate::SetOption( int option, bool action )
{
- switch ( option )
- {
- case wxNO_CENTURY:
- if ( action )
- DisplayOptions |= wxNO_CENTURY;
- else
- {
- DisplayOptions &= (~wxNO_CENTURY);
- }
- return 1;
- case wxDATE_ABBR:
- if ( action )
- DisplayOptions |= wxDATE_ABBR;
- else
- {
- DisplayOptions &= (~wxDATE_ABBR);
- }
- return 1;
- default:
- return 0;
- }
- return 0;
+ switch ( option )
+ {
+ case wxNO_CENTURY:
+ if ( action )
+ DisplayOptions |= wxNO_CENTURY;
+ else
+ {
+ DisplayOptions &= (~wxNO_CENTURY);
+ }
+ return 1;
+ case wxDATE_ABBR:
+ if ( action )
+ DisplayOptions |= wxDATE_ABBR;
+ else
+ {
+ DisplayOptions &= (~wxDATE_ABBR);
+ }
+ return 1;
+ default:
+ return 0;
+ }
+ return 0;
}
///////////////////////////////////////////////////////////////
long wxDate::GetJulianDate( void ) const
{
- return julian;
+ return julian;
}
int wxDate::GetDayOfYear( void ) const
{
- wxDate temp( 1, 1, year );
+ wxDate temp( 1, 1, year );
- return (int) (julian - temp.julian + 1);
+ return (int) (julian - temp.julian + 1);
}
bool wxDate::IsLeapYear( void ) const
{
- return ( (year >= 1582) ?
- (year % 4 == 0 && year % 100 != 0 || year % 400 == 0 ):
- (year % 4 == 0) );
+ return ( (year >= 1582) ?
+ (year % 4 == 0 && year % 100 != 0 || year % 400 == 0 ):
+ (year % 4 == 0) );
}
// Version 4.0 Extension to Public Interface - CDP
wxDate& wxDate::Set()
{
-//#ifdef __WXMSW__
+ //#ifdef __WXMSW__
#if 0
struct _dosdate_t sDate;
_dos_getdate(&sDate);
}
wxDate& wxDate::Set(
- int nMonth,
- int nDay,
- int nYear)
+ int nMonth,
+ int nDay,
+ int nYear)
{
month = nMonth;
year = nYear < 0 ? 9999 : nYear;
day = nDay < GetDaysInMonth() ? nDay : GetDaysInMonth();
mdy_to_julian();
- return *this;
+ return *this;
}
wxDate &
wxDate::Set(long j)
{
- julian = j;
+ julian = j;
- julian_to_mdy();
- return *this;
+ julian_to_mdy();
+ return *this;
}
if (month < 1) {
month = 12;
year--;
- }
+ }
if (month > 12) {
month = 1;
year++;
- }
+ }
mdy_to_julian();
return *this;
}
int wxDate::GetWeekOfMonth()
{
- // Abs day includes the days from previous month that fills up
- // the begin. of the week.
- int nAbsDay = day + GetFirstDayOfMonth()-1;
- return (nAbsDay-GetDayOfWeek())/7 + 1;
+ // Abs day includes the days from previous month that fills up
+ // the begin. of the week.
+ int nAbsDay = day + GetFirstDayOfMonth()-1;
+ return (nAbsDay-GetDayOfWeek())/7 + 1;
}
int wxDate::GetWeekOfYear()
bool wxDate::IsBetween(const wxDate& first, const wxDate& second) const
{
- return (julian >= first.julian && julian <= second.julian);
+ return (julian >= first.julian && julian <= second.julian);
}
// This function is from NIHCL
wxDate wxDate::Previous(int dayOfWeek) const
{
- int this_day_Of_Week, desired_day_Of_Week;
- long j;
+ int this_day_Of_Week, desired_day_Of_Week;
+ long j;
-// Set the desired and current day of week to start at 0 (Monday)
-// and end at 6 (Sunday).
+ // Set the desired and current day of week to start at 0 (Monday)
+ // and end at 6 (Sunday).
- desired_day_Of_Week = dayOfWeek - 1; // These functions return a value
- this_day_Of_Week = GetDayOfWeek() - 1; // from 1-7. Subtract 1 for 0-6.
- j = julian;
+ desired_day_Of_Week = dayOfWeek - 1; // These functions return a value
+ this_day_Of_Week = GetDayOfWeek() - 1; // from 1-7. Subtract 1 for 0-6.
+ j = julian;
-// Have to determine how many days difference from current day back to
-// desired, if any. Special calculation under the 'if' statement to
-// effect the wraparound counting from Monday (0) back to Sunday (6).
+ // Have to determine how many days difference from current day back to
+ // desired, if any. Special calculation under the 'if' statement to
+ // effect the wraparound counting from Monday (0) back to Sunday (6).
- if (desired_day_Of_Week > this_day_Of_Week)
- this_day_Of_Week += 7 - desired_day_Of_Week;
- else
- this_day_Of_Week -= desired_day_Of_Week;
- j -= this_day_Of_Week; // Adjust j to set it at the desired day of week.
- return wxDate(j);
+ if (desired_day_Of_Week > this_day_Of_Week)
+ this_day_Of_Week += 7 - desired_day_Of_Week;
+ else
+ this_day_Of_Week -= desired_day_Of_Week;
+ j -= this_day_Of_Week; // Adjust j to set it at the desired day of week.
+ return wxDate(j);
}
#endif
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