/*
This file is part of LilyPond, the GNU music typesetter.
- Copyright (C) 1996--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Copyright (C) 1996--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
#ifndef ENGRAVER_HH
#define ENGRAVER_HH
+#include "callback.hh"
+#include "grob.hh"
#include "grob-info.hh"
#include "translator.hh"
Default: ignore the info
*/
virtual void acknowledge_grob (Grob_info) {}
- virtual void announce_grob (Grob_info);
- virtual void announce_end_grob (Grob_info);
+ virtual void announce_grob (Grob_info, Context *reroute_context = 0);
+ virtual void announce_end_grob (Grob_info, Context *reroute_context = 0);
Engraver_group *get_daddy_engraver () const;
public:
+ template <class T, void (T::*callback)(Grob_info)>
+ static SCM ack_trampoline (SCM target, SCM grob, SCM source_engraver)
+ {
+ T *t = LY_ASSERT_SMOB (T, target, 1);
+ Grob *g = LY_ASSERT_SMOB (Grob, grob, 2);
+ Engraver *e = LY_ASSERT_SMOB (Engraver, source_engraver, 3);
+
+ (t->*callback) (Grob_info (e, g));
+ return SCM_UNSPECIFIED;
+ }
+
/**
Announce element. Default: pass on to daddy. Utility
*/
/**
override other ctor
*/
- TRANSLATOR_DECLARATIONS (Engraver);
+ DECLARE_CLASSNAME (Engraver);
+ DECLARE_TRANSLATOR_CALLBACKS (Engraver);
+ Engraver ();
};
#define make_item(x, cause) internal_make_item (ly_symbol2scm (x), cause, x, __FILE__, __LINE__, __FUNCTION__)
#define make_spanner(x, cause) internal_make_spanner (ly_symbol2scm (x), cause, x, __FILE__, __LINE__, __FUNCTION__)
#define make_paper_column(x) internal_make_column (ly_symbol2scm (x), x, __FILE__, __LINE__, __FUNCTION__)
-Engraver *unsmob_engraver (SCM eng);
bool ly_is_grob_cause (SCM obj);
#endif // ENGRAVER_HH