new file, move from

[lilypond.git] / lily / collision-engraver.cc

diff --git a/lily/collision-engraver.cc b/lily/collision-engraver.cc
index 4371840b5bc2417fc5d884cf214c0f516d912f74..c468b610614d584733ddf8fa7c6186ebb92fe081 100644 (file)
--- a/lily/collision-engraver.cc
+++ b/lily/collision-engraver.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 #include "note-column.hh"
@@ -15,7 +15,8 @@
 /*
   collect Note_column, and as soon as there are 2 or more, put them in
   a collision object.  */
-class Collision_engraver : public Engraver {
+class Collision_engraver : public Engraver
+{
   Item * col_;
   Link_array<Grob> note_columns_;
 
@@ -24,7 +25,7 @@ protected:
   virtual void process_acknowledged_grobs ();
   virtual void stop_translation_timestep ();
 public:
-  TRANSLATOR_DECLARATIONS(Collision_engraver);
+  TRANSLATOR_DECLARATIONS (Collision_engraver);
 };
 
 
@@ -35,8 +36,8 @@ Collision_engraver::process_acknowledged_grobs ()
     return ;
   if (!col_) 
     {
-      col_ = new Item (get_property ("NoteCollision"));
-      announce_grob (col_, SCM_EOL);
+      col_ = make_item ("NoteCollision", SCM_EOL);
+      
     }
   
   for (int i=0; i< note_columns_.size (); i++)
@@ -49,7 +50,7 @@ Collision_engraver::acknowledge_grob (Grob_info i)
   if (Note_column::has_interface (i.grob_))
     {
       /*should check Y axis? */
-      if (Note_column::rest_b (i.grob_) || i.grob_->get_parent (X_AXIS))
+      if (Note_column::has_rests (i.grob_) || i.grob_->get_parent (X_AXIS))
        return ;
 
       note_columns_.push (i.grob_);
@@ -59,11 +60,7 @@ Collision_engraver::acknowledge_grob (Grob_info i)
 void
 Collision_engraver::stop_translation_timestep ()
 {
-  if (col_) 
-    {
-      typeset_grob (col_);
-      col_ =0;
-    }
+  col_ =0;
   note_columns_.clear ();
 }
 
@@ -75,7 +72,7 @@ Collision_engraver::Collision_engraver ()
 
 
 
-ENTER_DESCRIPTION(Collision_engraver,
+ENTER_DESCRIPTION (Collision_engraver,
 /* descr */       "",
 /* creats*/       "NoteCollision",
 /* accepts */     "",