X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;ds=sidebyside;f=lily%2Fscript-column-engraver.cc;h=b445c6a6821ddfb4e3f3fd71ff0ee379b0f1eb6f;hb=d42b0b2f8ab129bf7efdc0913baf966c70b0d3b0;hp=1eaea34a15c67158a7dda6264d264b5955eeaa36;hpb=df4a7c4a55148e065d878dcc2f7e09ac27ea9c32;p=lilypond.git

diff --git a/lily/script-column-engraver.cc b/lily/script-column-engraver.cc
index 1eaea34a15..b445c6a682 100644
--- a/lily/script-column-engraver.cc
+++ b/lily/script-column-engraver.cc
@@ -1,88 +1,74 @@
-/*   
-  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--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
 
 #include "engraver.hh"
 #include "script-column.hh"
-#include "item.hh"
 #include "side-position-interface.hh"
 
+#include "translator.icc"
+
 /**
    Find potentially colliding scripts, and put them in a
    Script_column, that will fix the collisions.  */
 class Script_column_engraver : public Engraver
 {
-  Grob *scol_p_;
-  Link_array<Item> script_l_arr_;
+  Grob *scol_;
+  vector<Item*> scripts_;
 
 public:
-  Script_column_engraver ();
-  VIRTUAL_COPY_CONS(Translator);
+  TRANSLATOR_DECLARATIONS (Script_column_engraver);
 protected:
-  virtual void acknowledge_grob (Grob_info);
-  virtual void create_grobs ();
-  virtual void  stop_translation_timestep ();
-  virtual void  start_translation_timestep ();
+  DECLARE_ACKNOWLEDGER (side_position);
+  void process_acknowledged ();
+  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::stop_translation_timestep ()
 {
-  if (scol_p_)
+  if (scol_)
     {
-      typeset_grob (scol_p_);
-      scol_p_ =0;
+      for (vsize i = 0; i < scripts_.size (); i++)
+	if (Side_position_interface::get_axis (scripts_[i]) == Y_AXIS)
+	  Script_column::add_staff_sided (scol_, scripts_[i]);
     }
-}
-
-void
-Script_column_engraver::start_translation_timestep ()
-{
-  script_l_arr_.clear ();
 
+  scol_ = 0;
+  scripts_.clear ();
 }
 
 void
-Script_column_engraver::acknowledge_grob(Grob_info inf) 
+Script_column_engraver::acknowledge_side_position (Grob_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)
     {
-      if (!Item::breakable_b (thing)
-	  && Side_position::get_axis (inf.elem_l_) == Y_AXIS)
-	{
-	  script_l_arr_.push (thing);
-	}
+      if (!Item::is_breakable (thing))
+	scripts_.push_back (thing);
     }
 }
 
 void
-Script_column_engraver::create_grobs ()
+Script_column_engraver::process_acknowledged ()
 {
-  if (!scol_p_ && script_l_arr_.size () > 1)
-    {
-      scol_p_ = new Item (get_property ("ScriptColumn"));
-
-
-      announce_grob (scol_p_, 0);
-    }
-
-  if (scol_p_)
-    {
-      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 ();
-    }
+  if (!scol_ && scripts_.size () > 1)
+    scol_ = make_item ("ScriptColumn", SCM_EOL);
 }
-ADD_THIS_TRANSLATOR(Script_column_engraver);
+
+ADD_ACKNOWLEDGER (Script_column_engraver, side_position);
+ADD_TRANSLATOR (Script_column_engraver,
+		/* doc */ "",
+		/* create */ "ScriptColumn",
+		/* accept */ "",
+		/* read */ "",
+		/* write */ "");