void Date_convertToTimeZone_(Date *self, struct timezone tz)
{
double s = Date_asSeconds(self) +
((self->tz.tz_minuteswest - tz.tz_minuteswest) * 60);
Date_fromSeconds_(self, s);
Date_setTimeZone_(self, tz);
}
void Date_convertToTimeZone_(Date *self, struct timezone tz)
{
double s = Date_asSeconds(self) + 60*(self->tz.tz_minuteswest - (self->tz.tz_dsttime ? 60 : 0)) - 60*(tz.tz_minuteswest - (tz.tz_dsttime ? 60 : 0));
Date_fromSeconds_(self, s);
Date_setTimeZone_(self, tz);
}
IO_METHOD(IoDate, fromNumber)
{
/*doc Date fromNumber(aNumber)
Sets the receiver to be aNumber seconds since 1970.
*/
Date_fromSeconds_(DATA(self), IoMessage_locals_doubleArgAt_(m, locals, 0));
IoObject_isDirty_(self, 1);
return self;
}
void Date_fromString_format_(Date *self, const char *s, const char *format)
{
struct tm tm = EmptyTM();
io_strptime((char *)s, (char *)format, &tm);
/*
printf("year = %i\n", t.tm_year);
printf("month = %i\n", t.tm_mon);
printf("day = %i\n", t.tm_mday);
printf("hour = %i\n", t.tm_hour);
printf("min = %i\n", t.tm_min);
printf("sec = %i\n", t.tm_sec);
*/
Date_fromSeconds_(self, mktime(&tm));
}
void Date_fromTime_(Date *self, time_t t)
{
Date_fromSeconds_(self, (double)t);
}