X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fhorizontal-bracket.cc;h=07c32552649e16b0e89f74341b172748015740a9;hb=a4a44d90fd0bf8cd01d7491e6a8aba610c893031;hp=d2b016b49625419ee6a4a7c1005242e7842aaa13;hpb=2c8c61b3a5cddbb155786a1ca027528701c91ac9;p=lilypond.git

diff --git a/lily/horizontal-bracket.cc b/lily/horizontal-bracket.cc
index d2b016b496..07c3255264 100644
--- a/lily/horizontal-bracket.cc
+++ b/lily/horizontal-bracket.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2002--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 2002--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "horizontal-bracket.hh"	
@@ -72,19 +72,25 @@ Horizontal_bracket::make_enclosing_bracket (Grob *me, Grob *refpoint,
   Grob *common = common_refpoint_of_array (grobs, refpoint, a);
   Interval ext = Axis_group_interface::relative_group_extent (grobs, common, a);
 
-  Stencil b = make_bracket (me, ext.length(), a, dir);
-  b.translate_axis (ext[LEFT] - refpoint->relative_coordinate (common, a), a);
+  if (ext.is_empty ())
+    {
+      me->programming_error ("Can't enclose empty extents with bracket");
+      return Stencil ();
+    }
+  else
+    {
+      Stencil b = make_bracket (me, ext.length (), a, dir);
+      b.translate_axis (ext[LEFT] - refpoint->relative_coordinate (common, a), a);
 
-  return b;
+      return b;
+    }
 }
 
-
 /*
   TODO:
 
   Support texts on the brackets?
 */
-
 MAKE_SCHEME_CALLBACK (Horizontal_bracket, print, 1);
 SCM
 Horizontal_bracket::print (SCM smob)