release: 1.1.18

[lilypond.git] / lily / separating-group-spanner.cc

diff --git a/lily/separating-group-spanner.cc b/lily/separating-group-spanner.cc
index 7ff3fca4819139019ba59af15b914eeba64e6117..468b340d399369c04296a9473a33ddac6ff5cd97 100644 (file)
--- a/lily/separating-group-spanner.cc
+++ b/lily/separating-group-spanner.cc
@@ -3,7 +3,7 @@
   
   source file of the GNU LilyPond music typesetter
   
-  (c) 1998 Han-Wen Nienhuys <hanwen@cs.ruu.nl>
+  (c) 1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   
  */
 
@@ -45,7 +45,6 @@ Separating_group_spanner::get_rods () const
          r.distance_f_ += paper ()->interline_f () *1.5;
          a.push (r);
        }
-       
     }
       
   return a;
@@ -58,16 +57,15 @@ Separating_group_spanner::add_spacing_unit (Single_malt_grouping_item*i)
   add_dependency (i);
 }
 
-IMPLEMENT_IS_TYPE_B1(Separating_group_spanner, Spanner);
+
 
 void
-Separating_group_spanner::do_substitute_dependency (Score_elem*o, Score_elem*n)
+Separating_group_spanner::do_substitute_dependency (Score_element*o, Score_element*n)
 {
-  if (o->is_type_b (Single_malt_grouping_item::static_name ()))
+  if (dynamic_cast<Single_malt_grouping_item *> (o))
     {
-      Single_malt_grouping_item*ns = n ?
-       (Single_malt_grouping_item*)n->item () : 0;
-      spacing_unit_l_arr_.substitute ((Single_malt_grouping_item*)o->item (), ns);
+      Single_malt_grouping_item*ns = dynamic_cast<Single_malt_grouping_item *> (n);
+      spacing_unit_l_arr_.substitute (dynamic_cast<Single_malt_grouping_item *> (o), ns);
     }
 }