-/*
+/*
directional-element-interface.cc -- implement Directional_element
-
+
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)
+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;
-
+
return to_dir (d);
}
void
-set_grob_direction (Grob*me, Direction d)
+set_grob_direction (Grob *me, Direction d)
{
- SCM sd = scm_int2num (d);
+ SCM sd = scm_from_int (d);
me->set_property ("direction", sd);
}