* lily/include/grob-info.hh: origin_contexts() now does not

[lilypond.git] / lily / include / engraver.hh

diff --git a/lily/include/engraver.hh b/lily/include/engraver.hh
index f6b4f6bafa82b7cca2256b1f5e6cc1461a0a92d1..b7dcefb83f44ca782f5a717f1d8a03053f7b6847 100644 (file)
--- a/lily/include/engraver.hh
+++ b/lily/include/engraver.hh
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996,  1997--1998 Han-Wen Nienhuys <hanwen@stack.nl>
+  (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 
@@ -11,68 +11,60 @@
 #define ENGRAVER_HH
 
 #include "lily-proto.hh"
-#include "varray.hh"
-#include "request.hh"
-#include "score-elem-info.hh"
-#include "staff-info.hh"
+#include "array.hh"
+#include "event.hh"
+#include "grob-info.hh"
 #include "translator.hh"
 
 
 /**
-  a struct which processes requests, and creates the #Score_elem#s.
-  It may use derived classes. Hungarian postfix: grav
-  
+  a struct which processes events, and creates the #Grob#s.
+  It may use derived classes. 
   */
 class Engraver : public virtual Translator {
     
   friend class Engraver_group_engraver;
-
 protected:
-    
-
-  /// utility
-  Paper_def * paper() const;
-  /**
-    Invoke walker method to typeset element. Default: pass on to daddy.
-    */
-  virtual void typeset_element (Score_elem*elem_p);
-    
-  /**
+  /*
+    Call this when you're finished with ELEM_P.
+   */
+  virtual void typeset_grob (Grob*elem);
+  /*
     take note of item/spanner
     put item in spanner. Adjust local key; etc.
 
     Default: ignore the info
     */
-  virtual void acknowledge_element (Score_elem_info) {}
+  virtual void acknowledge_grob (Grob_info) {}
 
-  /** Do things with stuff found in acknowledge_element. Ugh. Should
-     be looped with acknowledge_element.
+  /** Do things with stuff found in acknowledge_grob. Ugh. Should
+     be looped with acknowledge_grob.
      
    */
-  virtual void process_acknowledged () {}
+  virtual void process_acknowledged_grobs () {}
   /**
     Announce element. Default: pass on to daddy. Utility
     */
-  virtual void announce_element (Score_elem_info);
-   
-  /**
-    Get information on the staff. Default: ask daddy.
-    */
-  virtual Staff_info get_staff_info() const;
-  virtual void fill_staff_info (Staff_info&);
+  virtual void announce_grob (Grob*, SCM cause);
+  virtual void announce_grob (Grob_info);
+  virtual void process_music ();
+  virtual void do_announces ();
+  Engraver_group_engraver*get_daddy_engraver () const;
 
 public:
-  TRANSLATOR_CLONE(Engraver);
-  Engraver_group_engraver * daddy_grav_l() const;
+  Score_engraver * get_score_engraver () const;
   /**
     override other ctor
    */
-  Engraver () {}
-
-  DECLARE_MY_RUNTIME_TYPEINFO;
-  virtual Engraver * engraver_l () { return this; }
+  TRANSLATOR_DECLARATIONS(Engraver);
 };
 
+#define make_item(x) make_item_from_properties (daddy_context_, ly_symbol2scm (x))
+#define make_spanner(x) make_spanner_from_properties (daddy_context_, ly_symbol2scm (x))
+Item* make_item_from_properties (Context * tg, SCM x);
+Spanner* make_spanner_from_properties (Context * tg, SCM x);
 
-#endif // ENGRAVER_HH
 
+
+
+#endif // ENGRAVER_HH