Date Date::addMinutes(long minutes)
{
long hours = (getMm()+minutes)/60;
minutes = (getMm()+minutes)%60;
Date d = addHours(hours);
d.setMm(minutes);
return d;
}
void Date::updateMinutes(double dminutes)
{
long minutes = floor(dminutes);
double fraction = dminutes - (double)minutes;
long extseconds = fraction*60 + getSs();
minutes += extseconds/60;
extseconds = extseconds%60;
long hours = (getMm()+minutes)/60;
minutes = (getMm()+minutes)%60;
if(hours>0)
{
updateHours(hours);
}
setMm(minutes);
setSs(extseconds);
}
void Date::updateHours(double dhours)
{
long hours = floor(dhours);
double fraction = dhours - (double)hours;
long extminutes = fraction*60 + getMm();
hours += extminutes/60;
extminutes = extminutes%60;
long days = (getHh()+hours)/24;
hours = (getHh()+hours)%24;
if(days>0)
{
updateDays(days);
}
setHh(hours);
setMm(extminutes);
}
