2 tweak-registration.cc -- implement Tweak_registry
4 source file of the GNU LilyPond music typesetter
6 (c) 2004--2005 Han-Wen Nienhuys <hanwen@xs4all.nl>
10 #include "tweak-registration.hh"
12 #include "object-key-undumper.hh"
15 #include "ly-smobs.icc"
17 Tweak_registry::Tweak_registry ()
21 undumper_ = new Object_key_undumper ();
22 scm_gc_unprotect_object (undumper_->self_scm ());
25 Tweak_registry::~Tweak_registry ()
30 Tweak_registry::clear ()
33 undumper_ = new Object_key_undumper ();
34 scm_gc_unprotect_object (undumper_->self_scm ());
38 Tweak_registry::insert_tweak_from_file (SCM tweak)
40 SCM skey = scm_car (tweak);
42 assert (scm_is_pair (skey) &&
43 scm_car (skey) == ly_symbol2scm ("key"));
45 Object_key const *key = undumper_->get_key (scm_to_int (scm_cadr (skey)));
46 if (tweaks_.find (key) == tweaks_.end ())
47 tweaks_[key] = SCM_EOL;
49 tweaks_[key] = scm_cons (scm_cdr (tweak), tweaks_[key]);
53 Tweak_registry::insert_grob_tweak (Grob *g, SCM tweak)
55 Object_key const *key = g->get_key ();
56 if (tweaks_.find (key) == tweaks_.end ())
57 tweaks_[key] = SCM_EOL;
59 tweaks_[key] = scm_cons (tweak, tweaks_[key]);
63 Tweak_registry::replace_grob_tweak (Grob *g, SCM tweak)
65 Object_key const *key = g->get_key ();
66 tweaks_[key] = scm_cons (tweak, SCM_EOL);
70 Tweak_registry::get_tweaks (Grob *g)
72 Object_key const *key = g->get_key ();
73 if (tweaks_.find (key) == tweaks_.end ())
79 Tweak_registry::list_tweaks ()
82 for (Tweak_map::const_iterator i (tweaks_.begin ());
86 Object_key const *key = (*i).first;
87 for (SCM t = (*i).second; scm_is_pair (t); t = scm_cdr (t))
88 retval = scm_cons (scm_cons (key->self_scm (), scm_car (t)), retval);
95 Tweak_registry::mark_smob (SCM smob)
97 Tweak_registry *me = (Tweak_registry*) SCM_CELL_WORD_1 (smob);
99 for (Tweak_map::const_iterator i (me->tweaks_.begin ());
100 i != me->tweaks_.end ();
103 scm_gc_mark ((*i).first->self_scm ());
104 scm_gc_mark ((*i).second);
108 scm_gc_mark (me->undumper_->self_scm ());
114 Tweak_registry::print_smob (SCM smob, SCM port, scm_print_state*)
116 (void) smob; // smother warning.
117 scm_puts ("#<Tweak_registry>", port);
122 Tweak_registry::undumper () const
127 IMPLEMENT_DEFAULT_EQUAL_P (Tweak_registry);
128 IMPLEMENT_SMOBS (Tweak_registry);
131 Tweak_registry *global_registry_;
134 init_global_tweak_registry ()
136 global_registry_ = new Tweak_registry ();