Method Calendar.Event.Day_Event()->scan_jd()
- Method scan_jd
int scan_jd(Calendar.Calendar realm, int jd, int(-1..-1)|int(1..1) direction)
- Description
This method has to be defined, and is what really does some work.
- Parameter direction
1 Forward (next),
-1 Backward (previous).
- Returns
It should return the next or previous julian day (>jd) when the event occurs, or the constant NODAY if it doesn't.