X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftie-column.cc;h=5f111a8581274bc026c21059f09da714f836a214;hb=2bbacb364aa29041af9cbbbd32cfad2e8e387cb3;hp=44bf5408b7c874f62daa155ddbdece275b1baae7;hpb=82bc9ad690e201aaa55694f8b92261ae7338f56a;p=lilypond.git

diff --git a/lily/tie-column.cc b/lily/tie-column.cc
index 44bf5408b7..5f111a8581 100644
--- a/lily/tie-column.cc
+++ b/lily/tie-column.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2000--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 2000--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -35,12 +35,12 @@
 using namespace std;
 
 void
-Tie_column::add_tie (Grob *tc, Grob *tie)
+Tie_column::add_tie (Grob *tc, Spanner *tie)
 {
   Spanner *me = dynamic_cast<Spanner *> (tc);
 
   if (tie->get_parent (Y_AXIS)
-      && Tie_column::has_interface (tie->get_parent (Y_AXIS)))
+      && has_interface<Tie_column> (tie->get_parent (Y_AXIS)))
     return;
 
   if (!me->get_bound (LEFT)
@@ -62,10 +62,10 @@ MAKE_SCHEME_CALLBACK (Tie_column, before_line_breaking, 1);
 SCM
 Tie_column::before_line_breaking (SCM smob)
 {
-  Spanner *me = dynamic_cast<Spanner *> (unsmob_grob (smob));
+  Spanner *me = unsmob<Spanner> (smob);
   for (SCM s = me->get_property ("ties"); scm_is_pair (s); s = scm_cdr (s))
     {
-      Spanner *tie = dynamic_cast<Spanner *> (unsmob_grob (scm_car (s)));
+      Spanner *tie = unsmob<Spanner> (scm_car (s));
       for (LEFT_and_RIGHT (dir))
         {
           if (dir * tie->get_bound (dir)->get_column ()->get_rank ()
@@ -81,7 +81,7 @@ MAKE_SCHEME_CALLBACK (Tie_column, calc_positioning_done, 1)
 SCM
 Tie_column::calc_positioning_done (SCM smob)
 {
-  Grob *me = unsmob_grob (smob);
+  Grob *me = unsmob<Grob> (smob);
   extract_grob_set (me, "ties", ro_ties);
   vector<Grob *> ties (ro_ties);
   if (!ties.size ())