release: 1.1.46

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

diff --git a/lily/performer-group-performer.cc b/lily/performer-group-performer.cc
index a7d10c7c3aa7dae728aa119b1a2a54766c481b1b..c44d68ad7d5bf34cbf865d271b9997462315ef49 100644 (file)
--- a/lily/performer-group-performer.cc
+++ b/lily/performer-group-performer.cc
@@ -14,3 +14,53 @@
 
 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()
+{
+  Link_array<Translator_group> groups = group_l_arr ();
+  for (int i=0; i < groups.size(); i++) 
+    {
+      Performer_group_performer * group = dynamic_cast<Performer_group_performer*> (groups[i]);
+      if (group)
+       {
+         group->do_announces();
+       }
+    }
+  
+  Request dummy_req;
+
+  Link_array<Translator> nongroups = nongroup_l_arr ();
+  while (announce_info_arr_.size ())
+    {
+      for (int j =0; j < announce_info_arr_.size(); j++)
+       {
+         Audio_element_info info = announce_info_arr_[j];
+         
+         if (!info.req_l_)
+           info.req_l_ = &dummy_req;
+         for (int i=0; i < nongroups.size(); i++) 
+           {   // Is this good enough?
+             Performer * eng = dynamic_cast<Performer*> (nongroups[i]);
+             if (eng && eng!= info.origin_trans_l_arr_[0])
+               eng->acknowledge_element (info);
+           }
+       }
+      announce_info_arr_.clear ();
+      for (int i=0; i < nongroups.size(); i++)
+       {
+         Performer * eng = dynamic_cast<Performer*> (nongroups[i]);
+         if (eng)
+           eng->process_acknowledged ();
+       }
+
+    }
+}
+