2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 2004--2012 Jan Nieuwenhuizen <janneke@gnu.org>
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/>.
20 #ifndef PROPERTY_OBJECT_HH
21 #define PROPERTY_OBJECT_HH
24 #include "virtual-methods.hh"
27 A formatted "system" (A block of titling also is a Property_object)
29 To save memory, we don't keep around the System grobs, but put the
30 formatted content of the grob is put into a
31 Property_object. Page-breaking handles Property_object objects.
37 DECLARE_CLASSNAME (Prob);
41 SCM mutable_property_alist_;
42 SCM immutable_property_alist_;
45 virtual void derived_mark () const;
46 virtual SCM copy_mutable_properties () const;
47 virtual void type_check_assignment (SCM, SCM) const;
52 virtual string name () const;
53 SCM type () const { return type_; }
54 SCM get_property_alist (bool _mutable) const;
55 SCM internal_get_property (SCM sym) const;
56 void instrumented_set_property (SCM, SCM, const char *, int, const char *);
57 void internal_set_property (SCM sym, SCM val);
60 DECLARE_UNSMOB (Prob, prob);
62 SCM ly_prob_set_property_x (SCM system, SCM sym, SCM value);
63 SCM ly_prob_property (SCM prob, SCM sym, SCM val);
65 SCM ly_prob_type_p (SCM obj, SCM sym);
67 #endif /* PROPERTY_OBJECT_HH */