X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fforbid-break-engraver.cc;h=f44d7bc27fca8656b43df95a881f0fe298a1cb90;hb=3d8089a42af6304edb8dad56220e845c84832bb2;hp=20714ec9590fbbf860b118045c844c3c1de1e023;hpb=28976d28a04cfb9abe97af7214d7dce11f732604;p=lilypond.git

diff --git a/lily/forbid-break-engraver.cc b/lily/forbid-break-engraver.cc
index 20714ec959..f44d7bc27f 100644
--- a/lily/forbid-break-engraver.cc
+++ b/lily/forbid-break-engraver.cc
@@ -1,46 +1,63 @@
-#include "rhythmic-head.hh"
+/*
+  forbid-break-engraver.cc -- implement Forbid_line_break_engraver
+
+  source file of the GNU LilyPond music typesetter
+
+  (c) 2002--_2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+#include "context.hh"
+#include "duration.hh"
 #include "engraver.hh"
 #include "grob.hh"
-#include "score-engraver.hh"
+#include "input.hh"
+#include "pitch.hh"
+#include "rhythmic-head.hh"
+
+#include "translator.icc"
 
 class Forbid_line_break_engraver : public Engraver
 {
 public:
   TRANSLATOR_DECLARATIONS (Forbid_line_break_engraver);
-  virtual void start_translation_timestep ();
+  void start_translation_timestep ();
 };
 
-Forbid_line_break_engraver::Forbid_line_break_engraver (){}
+Forbid_line_break_engraver::Forbid_line_break_engraver ()
+{
+}
 
 void
 Forbid_line_break_engraver::start_translation_timestep ()
 {
   /*
     Check for running note heads. This should probably be done elsewhere.
-   */
+  */
   SCM busy = get_property ("busyGrobs");
 
   Moment now = now_mom ();
-  while (is_pair (busy) && unsmob_moment (ly_caar (busy))->main_part_ == now.main_part_)
-    busy = ly_cdr (busy);
+  while (scm_is_pair (busy) && unsmob_moment (scm_caar (busy))->main_part_ == now.main_part_)
+    busy = scm_cdr (busy);
 
-  
-  while (is_pair (busy))
+  while (scm_is_pair (busy))
     {
-      Grob *g = unsmob_grob (ly_cdar (busy));
-      if (Rhythmic_head::has_interface (g))
-	{
-	  get_score_engraver ()->forbid_breaks ();
-	}
-      busy = ly_cdr (busy);
+      Grob *g = unsmob_grob (scm_cdar (busy));
+      if (g->internal_has_interface (ly_symbol2scm ("rhythmic-grob-interface")))
+        context ()->get_score_context ()->set_property ("forbidBreak", SCM_BOOL_T);
+      busy = scm_cdr (busy);
     }
 }
 
+ADD_TRANSLATOR (Forbid_line_break_engraver,
+		/* doc */
+		"Forbid line breaks when note heads are still playing at some"
+		" point.",
+
+		/* create */
+		"",
+
+		/* read */
+		"busyGrobs ",
 
-ENTER_DESCRIPTION (Forbid_line_break_engraver,
-/* descr */       "Forbid line breaks when note heads are still playing at some point.",
-/* creats*/       "",
-/* accepts */     "",
-/* acks  */      "",
-/* reads */       "busyGrobs",
-/* write */       "");
+		/* write */
+		"forbidBreak "
+		);