private void AddGeoPointCollectionEvents(IEnumerable items)
{
foreach (object obj3 in items)
{
Point2DCollection points2 = obj3 as Point2DCollection;
if (points2 != null)
{
points2.Point2DChanged += coll_PointChanged;
points2.CollectionChanged += new NotifyCollectionChangedEventHandler(this.coll_PointChanged);
}
}
}