2 translator.cc -- implement Translator
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
9 #include "translator.hh"
12 #include "translator-group.hh"
13 #include "context-def.hh"
14 #include "global-context.hh"
16 #include "translator.icc"
17 #include "ly-smobs.icc"
19 Translator::~Translator ()
26 must_be_last_ = false;
34 Translator::process_music ()
39 Translator::process_acknowledged ()
43 Translator::Translator ()
48 Translator::Translator (Translator const &src)
51 must_be_last_ = src.must_be_last_;
55 Translator::try_music (Music *)
61 Translator::now_mom () const
63 return daddy_context_->now_mom ();
67 Translator::get_output_def () const
69 return daddy_context_->get_output_def ();
73 Translator::get_daddy_translator () const
75 return daddy_context_->implementation ();
79 Translator::internal_get_property (SCM sym) const
81 return daddy_context_->internal_get_property (sym);
85 Translator::stop_translation_timestep ()
90 this function has 2 properties
92 - It is called before try_music ()
94 - It is called before any user information enters the translators.
95 (i.e. any \property or event is not processed yet.)
98 Translator::start_translation_timestep ()
103 Translator::initialize ()
108 Translator::finalize ()
116 Translator::mark_smob (SCM sm)
118 Translator *me = (Translator *) SCM_CELL_WORD_1 (sm);
124 Translator::get_global_context () const
126 return daddy_context_->get_global_context ();
130 Translator::get_score_context () const
132 return daddy_context_->get_score_context ();
135 IMPLEMENT_SMOBS (Translator);
136 IMPLEMENT_DEFAULT_EQUAL_P (Translator);
137 IMPLEMENT_TYPE_P (Translator, "ly:translator?");
140 Translator::must_be_last () const
142 return must_be_last_;
146 Translator::derived_mark () const
151 Translator::print_smob (SCM s, SCM port, scm_print_state *)
153 Translator *me = (Translator *) SCM_CELL_WORD_1 (s);
154 scm_puts ("#<Translator ", port);
155 scm_puts (classname (me), port);
156 scm_puts (" >", port);
161 add_acknowledger (Engraver_void_function_engraver_grob_info ptr,
162 char const *func_name,
163 Array<Acknowledge_information> *ack_array)
165 Acknowledge_information inf;
168 String interface_name(func_name);
170 interface_name = interface_name.substitute ('_', '-');
171 interface_name += "-interface";
173 inf.symbol_ = scm_gc_protect_object (ly_symbol2scm (interface_name.to_str0 ()));
174 ack_array->push (inf);
177 Engraver_void_function_engraver_grob_info
178 generic_get_acknowledger (SCM sym, Array<Acknowledge_information> const *ack_array)
180 for (int i = 0; i < ack_array->size(); i++)
182 if (ack_array->elem (i).symbol_ == sym)
184 return ack_array->elem(i).function_;
190 ADD_TRANSLATOR(Translator,
191 "Base class. Unused",