public static double setUTCSeconds(object thisObj, double dsec, object msec)
{
SemanticAnalyser.assert_type(thisObj, typeof(DateObject));
DateObject date = (DateObject)thisObj;
double t = date.ms;
double new_ms;
if (msec == null)
{
new_ms = DateConstructor.msFromTime(t);
}
else
{
new_ms = Convert.ToNumber(msec);
}
double time = DateConstructor.MakeTime(DateConstructor.HourFromTime(t), DateConstructor.MinFromTime(t),
dsec, new_ms);
double day = Math.Floor(t / DateConstructor.MS_PER_DAY);
double new_val = DateConstructor.MakeDate(day, time);
date.ms = DateConstructor.TimeClip(new_val);
return(date.ms);
}
public static double setUTCMilliseconds(object thisObj, double msec)
{
SemanticAnalyser.assert_type(thisObj, typeof(DateObject));
DateObject date = (DateObject)thisObj;
double t = date.ms;
double time = DateConstructor.MakeTime(DateConstructor.HourFromTime(t), DateConstructor.MinFromTime(t),
DateConstructor.SecFromTime(t), msec);
double day = Math.Floor(t / DateConstructor.MS_PER_DAY);
double new_val = DateConstructor.MakeDate(day, time);
date.ms = DateConstructor.TimeClip(new_val);
return(date.ms);
}
public static double setHours(object thisObj, double dhour, object min,
object sec, object msec)
{
SemanticAnalyser.assert_type(thisObj, typeof(DateObject));
DateObject date = (DateObject)thisObj;
double t = DateConstructor.LocalTime(date.ms);
double new_min;
if (min == null)
{
new_min = DateConstructor.MinFromTime(t);
}
else
{
new_min = Convert.ToNumber(min);
}
double new_sec;
if (sec == null)
{
new_sec = DateConstructor.SecFromTime(t);
}
else
{
new_sec = Convert.ToNumber(sec);
}
double new_ms;
if (msec == null)
{
new_ms = DateConstructor.msFromTime(t);
}
else
{
new_ms = Convert.ToNumber(msec);
}
double time = DateConstructor.MakeTime(dhour, new_min, new_sec, new_ms);
double day = Math.Floor(t / DateConstructor.MS_PER_DAY);
double new_val = DateConstructor.ToUTC(DateConstructor.MakeDate(day, time));
date.ms = DateConstructor.TimeClip(new_val);
return(date.ms);
}