2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2002--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
23 #include "lily-guile.hh"
27 // TODO: remove DECLARE_GROB_INTERFACE
28 #define DECLARE_GROB_INTERFACE() \
29 static bool has_interface (Grob *g)
31 // TODO: remove cl::has_interface and use ::has_interface directly
32 #define ADD_INTERFACE(cl, b, c) \
33 Grob_interface<cl> cl ## _interface_initializer; \
34 template <> char const *Grob_interface<cl>::cxx_name_ (#cl); \
35 template <> char const *Grob_interface<cl>::description_ (b); \
36 template <> char const *Grob_interface<cl>::variables_ (c); \
37 bool cl::has_interface (Grob *me) \
39 return ::has_interface<cl> (me); \
42 SCM add_interface (char const *cxx_name,
46 SCM ly_add_interface (SCM, SCM, SCM);
47 void internal_add_interface (SCM, SCM, SCM);
48 SCM ly_all_grob_interfaces ();
50 template <class Interface>
56 add_scm_init_func (Grob_interface::init);
62 interface_symbol_ = ::add_interface (cxx_name_, description_, variables_);
66 friend bool has_interface(Grob *);
69 static SCM interface_symbol_;
70 static char const *cxx_name_;
71 static char const *description_;
72 static char const *variables_;
75 template <class Interface>
76 SCM Grob_interface<Interface>::interface_symbol_;
78 #endif /* INTERFACE_HH */