2003 -> 2004

[lilypond.git] / lily / script-column-engraver.cc

diff --git a/lily/script-column-engraver.cc b/lily/script-column-engraver.cc
index 0a30bea2496d66a366dd9af421d90d2fbe37b8cc..80e41b5b9b3989ec3cd1bd5d1fd9e2cbffb560bf 100644 (file)
--- a/lily/script-column-engraver.cc
+++ b/lily/script-column-engraver.cc
@@ -1,9 +1,9 @@
 /*   
-  g-script-column-engraver.cc --  implement Script_column_engraver
+  script-column-engraver.cc --  implement Script_column_engraver
   
   source file of the GNU LilyPond music typesetter
   
-  (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1999--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   
  */
 
@@ -17,72 +17,70 @@
    Script_column, that will fix the collisions.  */
 class Script_column_engraver : public Engraver
 {
-  Score_element *scol_p_;
-  Link_array<Item> script_l_arr_;
+  Grob *scol_;
+  Link_array<Item> scripts_;
 
 public:
-  Script_column_engraver ();
-  VIRTUAL_COPY_CONS(Translator);
+  TRANSLATOR_DECLARATIONS(Script_column_engraver);
 protected:
-  virtual void acknowledge_element (Score_element_info);
-  virtual void process_acknowledged ();
-  virtual void  do_pre_move_processing ();
-  virtual void  do_post_move_processing ();
+  virtual void acknowledge_grob (Grob_info);
+  virtual void process_acknowledged_grobs ();
+  virtual void stop_translation_timestep ();
 };
 
 
-Script_column_engraver::Script_column_engraver()
+Script_column_engraver::Script_column_engraver ()
 {
-  scol_p_ =0;
+  scol_ =0;
 }
 
 void
-Script_column_engraver::do_pre_move_processing ()
+Script_column_engraver::stop_translation_timestep ()
 {
-  if (scol_p_)
+  if (scol_)
     {
-      typeset_element (scol_p_);
-      scol_p_ =0;
+      typeset_grob (scol_);
+      scol_ =0;
     }
+  scripts_.clear ();
 }
 
 void
-Script_column_engraver::do_post_move_processing ()
+Script_column_engraver::acknowledge_grob (Grob_info inf) 
 {
-  script_l_arr_.clear ();
-
-}
-
-void
-Script_column_engraver::acknowledge_element(Score_element_info inf) 
-{
-  Item *thing = dynamic_cast<Item*> (inf.elem_l_);
-  if (thing && Side_position::has_interface (inf.elem_l_)) // ugh FIXME
+  Item *thing = dynamic_cast<Item*> (inf.grob_);
+  if (thing && Side_position_interface::has_interface (inf.grob_)) // ugh FIXME
     {
       if (!Item::breakable_b (thing)
-         && Side_position::get_axis (inf.elem_l_) == Y_AXIS)
+         && Side_position_interface::get_axis (inf.grob_) == Y_AXIS)
        {
-         script_l_arr_.push (thing);
+         scripts_.push (thing);
        }
     }
 }
 
 void
-Script_column_engraver::process_acknowledged ()
+Script_column_engraver::process_acknowledged_grobs ()
 {
-  if (!scol_p_ && script_l_arr_.size () > 1)
+  if (!scol_ && scripts_.size () > 1)
     {
-      scol_p_ = new Item (get_property ("basicScriptColumnProperties"));
-
-
-      announce_element (scol_p_, 0);
+      scol_ = make_item ("ScriptColumn");
+      announce_grob(scol_, SCM_EOL);
     }
 
-  if (scol_p_)
+  if (scol_)
     {
-      for (int i=0; i < script_l_arr_.size (); i++)
-       Script_column::add_staff_sided (scol_p_, script_l_arr_[i]);
-      script_l_arr_.clear ();
+      for (int i=0; i < scripts_.size (); i++)
+       Script_column::add_staff_sided (scol_, scripts_[i]);
+      scripts_.clear ();
     }
+
 }
-ADD_THIS_TRANSLATOR(Script_column_engraver);
+
+ENTER_DESCRIPTION(Script_column_engraver,
+/* descr */       "",
+/* creats*/       "ScriptColumn",
+/* accepts */     "",
+/* acks  */      "side-position-interface",
+/* reads */       "",
+/* write */       "");