X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Fline-spanner.cc;h=5013e406dfa04e48475febd3b5518243a21f4e11;hb=a8172deda8ce6983c19b8217cd7b1879a8fcb653;hp=cbfe9dd306f6895cec23f74f3ad6a08fc0905473;hpb=4ecdbd7d70ca7441be4dddd15ac01cc255bc2a35;p=lilypond.git

diff --git a/lily/line-spanner.cc b/lily/line-spanner.cc
index cbfe9dd306..5013e406df 100644
--- a/lily/line-spanner.cc
+++ b/lily/line-spanner.cc
@@ -8,8 +8,6 @@
 
 #include "line-spanner.hh"
 
-#include <cmath>
-using namespace std;
 
 #include "spanner.hh"
 #include "output-def.hh"
@@ -97,7 +95,7 @@ Line_spanner::after_line_breaking (SCM g)
       /*
 	Can't do suicide, since this mucks up finding the trend.
       */
-      me->set_property ("print-function", SCM_EOL);
+      me->set_property ("transparent", SCM_BOOL_T);
     }
   return SCM_EOL;
 }
@@ -285,8 +283,8 @@ Line_spanner::print (SCM smob)
 	{
 	  Axis ax = (Axis)a;
 	  dxy[ax]
-	    = + bound[RIGHT]->extent (common[X_AXIS], ax).center ()
-	    - bound[LEFT]->extent (common[X_AXIS], ax).center ();
+	    = + robust_relative_extent (bound[RIGHT], common[X_AXIS], ax).center ()
+	    - robust_relative_extent (bound[LEFT], common[X_AXIS], ax).center ();
 
 	  my_off[ax] = me->relative_coordinate (common[a], ax);
 	  his_off[ax] = bound[LEFT]->relative_coordinate (common[a], ax);