release: 1.3.73

[lilypond.git] / lily / performer-group-performer.cc

diff --git a/lily/performer-group-performer.cc b/lily/performer-group-performer.cc
index 510ff51e221c5ee2e4a8998ad190c0ec93417084..7a38830b530ebbe381491b634e1409f750f05510 100644 (file)
--- a/lily/performer-group-performer.cc
+++ b/lily/performer-group-performer.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996,  1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1996--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
                Jan Nieuwenhuizen <janneke@gnu.org>
  */
 
@@ -11,6 +11,59 @@
 
 #include "debug.hh"
 
-IMPLEMENT_IS_TYPE_B2(Performer_group_performer,Performer, Translator_group);
+
 ADD_THIS_TRANSLATOR(Performer_group_performer);
 
+
+void
+Performer_group_performer::announce_element (Audio_element_info info)
+{
+  announce_info_arr_.push (info);
+  Performer::announce_element (info);
+}
+
+void
+Performer_group_performer::do_announces()
+{
+   for (Cons<Translator> *p = trans_p_list_.head_; p; p = p->next_)
+    {
+      if (Performer_group_performer *trg =  dynamic_cast <Performer_group_performer *> (p->car_))
+       trg->do_announces ();
+    }
+
+  
+
+
+  while (announce_info_arr_.size ())
+    {
+      for (int j =0; j < announce_info_arr_.size(); j++)
+       {
+         Audio_element_info info = announce_info_arr_[j];
+         for (Cons<Translator> *p = trans_p_list_.head_; p; p = p->next_)
+           {
+             if (!dynamic_cast <Performer_group_performer *> (p->car_))
+               {
+                 Performer * eng = dynamic_cast<Performer*> (p->car_);
+                 // urg, huh? core dump?
+                 //if (eng && eng!= info.origin_trans_l_arr ()[0])
+                 if (eng && info.origin_trans_l_arr (this).size ()
+                     && eng!= info.origin_trans_l_arr (this)[0])
+                   eng->acknowledge_element (info);
+               }
+           }
+         announce_info_arr_.clear ();
+      
+      
+         for (Cons<Translator> *p = trans_p_list_.head_; p; p = p->next_)
+           {
+             if (!dynamic_cast <Performer_group_performer *> (p->car_))
+               {
+                 Performer * eng = dynamic_cast<Performer*> (p->car_);
+                 if (eng)
+                   eng->process_acknowledged ();
+               }
+           }
+       }
+    }
+}
+