source file of the GNU LilyPond music typesetter
- (c) 1999--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1999--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "directional-element-interface.hh"
+#include "warn.hh"
+#include "grob.hh"
Direction
get_grob_direction (Grob *me)
{
SCM d = me->get_property ("direction");
+ if (d == ly_symbol2scm ("calculation-in-progress"))
+ {
+ programming_error ("Grob direction requested while calculation in progress. ");
+ return UP;
+ }
if (!is_direction (d))
return CENTER;