override internal void Restore()
{
base.Restore();
HTDrawNode child = null;
for (IEnumerator i = Children(); i.MoveNext();)
{
child = (HTDrawNode)i.Current;
child.Restore();
HTGeodesic geod = (HTGeodesic)geodesics[child];
if (geod != null)
{
geod.Rebuild();
}
}
}
void Restore()
{
drawRoot.Restore();
view.Repaint();
}