* lily/lookup.cc (triangle): rewrite, obviating symmetric_x_triangle().

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

diff --git a/lily/include/engraver-group-engraver.hh b/lily/include/engraver-group-engraver.hh
index dd378bf0e0edff94ba29b391340985582f1d39ff..1651f801166469ee0abbd9425f8816a715166ad2 100644 (file)
--- a/lily/include/engraver-group-engraver.hh
+++ b/lily/include/engraver-group-engraver.hh
@@ -4,7 +4,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 
@@ -13,30 +13,33 @@
 
 #include "lily-proto.hh"
 #include "parray.hh"
-#include "score-element-info.hh"
+#include "grob-info.hh"
 #include "engraver.hh"
 #include "translator-group.hh"
 
 
-/**
-  Group a number of engravers. Usually delegates everything to its contents.
-  Postfix: group
-  */
-class Engraver_group_engraver : public Engraver,
+class Engraver_group_engraver : public virtual Engraver,
                                public virtual Translator_group
 {
 protected:
-  Array<Score_element_info> announce_info_arr_;
-
-  
+  Array<Grob_info> announce_infos_;
   
 public:
-  VIRTUAL_COPY_CONS(Translator);
-    
-  virtual void do_announces();
-  virtual void announce_element (Score_element_info);
+  TRANSLATOR_DECLARATIONS(Engraver_group_engraver);
+
+  virtual void initialize ();
+  virtual void do_announces ();
+  virtual void announce_grob (Grob_info);
+
+  int pending_grob_count () const;
+private:
+  virtual void acknowledge_grobs ();
 };
 
+typedef void (Engraver::*Engraver_method) (void);
+
+void engraver_each (SCM list, Engraver_method method);
+
 #endif // ENGRAVERGROUP_HH