ossim_float64 ossimLocalTm::delatInHours(const ossimLocalTm& d)const
{
return (getJulian()-d.getJulian())*24;
}
ossim_float64 ossimLocalTm::deltaInSeconds(const ossimLocalTm& d)const
{
return (getJulian()-d.getJulian())*86400.0;
}
ossim_float64 ossimLocalTm::deltaInMinutes(const ossimLocalTm& d)const
{
return (getJulian()-d.getJulian())*1440.0;
}
void ossimLocalTm::addHours(ossim_float64 n)
{
setDateFromJulian(getJulian() + (n/24.0));
}
void ossimLocalTm::addDays(ossim_float64 n)
{
setDateFromJulian(getJulian() + n);
}
void rspfLocalTm::addHours(rspf_float64 n)
{
setDateFromJulian(getJulian() + (n/24.0));
}
void ossimLocalTm::addMinutes(ossim_float64 n)
{
setDateFromJulian(getJulian() + (n/1440.0));
}
}
UTimeDate::UTimeDate(int day, int month, int year)
{
U_TRACE_REGISTER_OBJECT(0, UTimeDate, "%d,%d,%d", day, month, year)
set(day, month, year);
}
__pure int UTimeDate::getDayOfYear()
{
U_TRACE(0, "UTimeDate::getDayOfYear()")
int y = _year - 1901;
U_RETURN(getJulian() - (y * 365) - (y / 4) - 2415385); // 2415385 -> 31/12/1900
}
bool UTimeDate::leapYear(int y)
{
U_TRACE(0, "UTimeDate::leapYear(%d)", y)
// 1. Every year that is divisible by four is a leap year;
// 2. of those years, if it can be divided by 100, it is NOT a leap year, unless
// 3. the year is divisible by 400. Then it is a leap year
bool result = ((y % 4) == 0) &&
(((y % 100) != 0) ||
((y % 400) == 0));
U_RETURN(result);
double ossimLocalTm::getModifiedJulian()const
{
return getJulian() - 2400000.5;
}
rspf_float64 rspfLocalTm::delatInHours(const rspfLocalTm& d)const
{
return (getJulian()-d.getJulian())*24;
}
rspf_float64 rspfLocalTm::deltaInDays(const rspfLocalTm& d)const
{
return (getJulian()-d.getJulian());
}
rspf_float64 rspfLocalTm::deltaInMinutes(const rspfLocalTm& d)const
{
return (getJulian()-d.getJulian())*1440.0;
}
rspf_float64 rspfLocalTm::deltaInSeconds(const rspfLocalTm& d)const
{
return (getJulian()-d.getJulian())*86400.0;
}
void rspfLocalTm::addDays(rspf_float64 n)
{
setDateFromJulian(getJulian() + n);
}
ossim_float64 ossimLocalTm::deltaInDays(const ossimLocalTm& d)const
{
return (getJulian()-d.getJulian());
}
void ossimLocalTm::addSeconds(ossim_float64 n)
{
// use julian to help in this addition. Julian is in days
setDateFromJulian(getJulian() + (n/86400.0));
}
operator long(){return getJulian();}
void rspfLocalTm::addMinutes(rspf_float64 n)
{
setDateFromJulian(getJulian() + (n/1440.0));
}
