X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Frest-collision-engraver.cc;h=47e2d71f11d00b0c2c978807c61af21dead1582b;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=4720368c909c3fd5da2a5838c2288e0bce675289;hpb=38d7d319eabc906e82fb42002678c6d42a23b6f7;p=lilypond.git

diff --git a/lily/rest-collision-engraver.cc b/lily/rest-collision-engraver.cc
index 4720368c90..47e2d71f11 100644
--- a/lily/rest-collision-engraver.cc
+++ b/lily/rest-collision-engraver.cc
@@ -1,9 +1,20 @@
 /*
-  rest-collision-engraver.cc -- implement Rest_collision_engraver
+  This file is part of LilyPond, the GNU music typesetter.
 
-  source file of the GNU LilyPond music typesetter
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
-  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  LilyPond is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  LilyPond is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include <set>
@@ -41,40 +52,37 @@ void
 Rest_collision_engraver::process_acknowledged ()
 {
   vsize rest_count = 0;
-  set<Grob*> columns;
+  set<Grob *> columns;
   Moment now = now_mom ();
 
   for (SCM s = get_property ("busyGrobs"); scm_is_pair (s); s = scm_cdr (s))
     {
-      Grob *g = unsmob_grob (scm_cdar (s));
-      Moment *m = unsmob_moment (scm_caar (s));
+      Grob *g = Grob::unsmob (scm_cdar (s));
+      Moment *m = Moment::unsmob (scm_caar (s));
       if (!g || !m)
-	continue;
+        continue;
 
       if (Rhythmic_head::has_interface (g) && (*m) > now)
-	{
-	  Grob *column = g->get_parent (X_AXIS);
-	  if (!column)
-	    {
-	      g->warning (_ ("rhythmic head is not part of a rhythmic column"));
-	      continue;
-	    }
-
-	  // Only include rests that start now. Include notes that started any time.
-	  Paper_column *paper_column = dynamic_cast<Item*> (column)->get_column ();
-	  if (!Rest::has_interface (g) || !paper_column || Paper_column::when_mom (paper_column) == now)
-	    {
-	      columns.insert (column);
-	      rest_count += Note_column::has_rests (column);
-	    }
-	}
+        {
+          Grob *column = g->get_parent (X_AXIS);
+          if (!column)
+              continue;
+
+          // Only include rests that start now. Include notes that started any time.
+          Paper_column *paper_column = dynamic_cast<Item *> (column)->get_column ();
+          if (!Rest::has_interface (g) || !paper_column || Paper_column::when_mom (paper_column) == now)
+            {
+              columns.insert (column);
+              rest_count += Note_column::has_rests (column);
+            }
+        }
     }
 
   if (!rest_collision_ && rest_count && columns.size () > 1)
     {
       rest_collision_ = make_item ("RestCollision", SCM_EOL);
-      for (set<Grob*>::iterator i = columns.begin (); i != columns.end (); ++i)
-	Rest_collision::add_column (rest_collision_, *i);
+      for (set<Grob *>::iterator i = columns.begin (); i != columns.end (); ++i)
+        Rest_collision::add_column (rest_collision_, *i);
     }
 }
 
@@ -87,15 +95,15 @@ Rest_collision_engraver::stop_translation_timestep ()
 #include "translator.icc"
 
 ADD_TRANSLATOR (Rest_collision_engraver,
-		/* doc */
-		"Handle collisions of rests.",
+                /* doc */
+                "Handle collisions of rests.",
 
-		/* create */
-		"RestCollision ",
+                /* create */
+                "RestCollision ",
 
-		/* read */
-		"busyGrobs ",
+                /* read */
+                "busyGrobs ",
 
-		/* write */
-		""
-		);
+                /* write */
+                ""
+               );