public int BiasSecondsForDate(GPGregorianTime vc)
{
Rule rule = FindActiveRule(vc.getLocalTimeRaw());
if (rule != null)
{
return(rule.OffsetSeconds - OffsetSeconds);
}
Transition trans = FindActiveTransition(vc.getLocalTimeRaw());
if (trans != null)
{
return(trans.OffsetInSeconds - OffsetSeconds);
}
return(0);
}