/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1997--2014 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
LilyPond is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include "engraver.hh"
#include "translator-group.hh"
-class Engraver_group : public Translator_group
+class Announce_grob_info : public Grob_info
{
-protected:
- vector<Grob_info> announce_infos_;
- Drul_array<SCM> acknowledge_hash_table_drul_;
- DECLARE_LISTENER (override);
- DECLARE_LISTENER (revert);
+ Direction start_end_;
public:
- VIRTUAL_COPY_CONSTRUCTOR (Translator_group, Engraver_group);
+ Announce_grob_info (Grob_info gi, Direction start_end)
+ : Grob_info (gi), start_end_ (start_end)
+ { }
+ Direction start_end () const { return start_end_; }
+};
+
+struct Preinit_Engraver_group
+{
+ Drul_array<SCM> acknowledge_hash_table_drul_;
+ Preinit_Engraver_group ();
+};
+class Engraver_group : Preinit_Engraver_group, public Translator_group
+{
+protected:
+ vector<Announce_grob_info> announce_infos_;
+ void override (SCM);
+ void revert (SCM);
+public:
+ DECLARE_CLASSNAME (Engraver_group);
Engraver_group ();
virtual void derived_mark () const;
void do_announces ();
virtual void connect_to_context (Context *c);
virtual void disconnect_from_context ();
- virtual void announce_grob (Grob_info);
- int pending_grob_count () const;
+ virtual void announce_grob (Grob_info, Direction start_end,
+ Context *reroute_context = 0);
+ bool pending_grobs () const;
private:
virtual void acknowledge_grobs ();
};