release: 1.3.110

[lilypond.git] / lily / translator.cc

diff --git a/lily/translator.cc b/lily/translator.cc
index 642c9b94012a5b3630fee15b514956929e4cad1f..0345c2c370b08e705bfd007d94ea43a7188fc89a 100644 (file)
--- a/lily/translator.cc
+++ b/lily/translator.cc
@@ -1,30 +1,190 @@
 /*
-  Translator.cc -- implement Translator
+  translator.cc -- implement Translator
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+  (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
+
 #include "translator.hh"
+#include "debug.hh"
+#include "translator-group.hh"
+
+#include "moment.hh"
+#include "ly-smobs.icc"
+
+char const*
+Translator::name() const
+{
+  return classname(this);
+}
+
+Translator::~Translator ()
+{
+}
+
+void
+Translator::init ()
+{
+  simple_trans_list_ = SCM_EOL;
+  trans_group_list_ = SCM_EOL;
+  properties_scm_ = SCM_EOL;
+  definition_ = SCM_EOL;
+  daddy_trans_l_ =0;
+}
 
-Translator::Translator()
+Translator::Translator ()
 {
-  iterator_count_  = 0;
+  init ();
+  output_def_l_ = 0;
+  smobify_self ();
+
 }
 
+Translator::Translator (Translator const &s)
+  : Input (s)
+{
+  init ();
+  output_def_l_ = s.output_def_l_;
+  type_str_ = s.type_str_;
 
-IMPLEMENT_IS_TYPE_B(Translator);
+  smobify_self ();
+}
 
 bool
-Translator::try_request (Request*)
+Translator::is_alias_b (String s) const
+{
+  return s == type_str_;
+}
+
+bool
+Translator::try_music (Music *)
 {
   return false;
 }
+                           
+
+Moment
+Translator::now_mom () const
+{
+  return daddy_trans_l_->now_mom ();
+}
+
+
+
+
+
+void
+Translator::post_move_processing ()
+{
+  start_translation_timestep ();
+}
+
+void
+Translator::removal_processing ()
+{
+  finalize ();
+}
+
+
+void
+Translator::announces ()
+{
+  do_announces ();
+}
+
+
+void
+Translator::pre_move_processing ()
+{
+  stop_translation_timestep ();
+}
+
+
+
+Music_output_def *
+Translator::output_def_l () const
+{
+  return output_def_l_;
+}
+
+SCM
+Translator::get_property (char const * id) const
+{
+  return daddy_trans_l_->get_property (ly_symbol2scm (id));
+}
+
+SCM
+Translator::get_property (SCM sym) const
+{
+  return daddy_trans_l_->get_property (sym);
+}
 
+void
+Translator:: stop_translation_timestep ()
+{
+}
 
 void
-Translator::print() const
+Translator::start_translation_timestep ()
 {
+}
 
+void
+Translator::do_announces ()
+{
+}
+
+void
+Translator::initialize ()
+{
 }
+
+void
+Translator::finalize ()
+{
+}
+
+
+/*
+
+  SMOBS
+
+*/
+SCM
+Translator::mark_smob (SCM sm)
+{
+  Translator * me = (Translator*) SCM_CELL_WORD_1(sm);
+  scm_gc_mark (me->simple_trans_list_);
+  scm_gc_mark (me->trans_group_list_);
+  scm_gc_mark (me->definition_);  
+  scm_gc_mark (me->properties_scm_);  
+
+  return me->properties_scm_;
+}
+
+
+int
+Translator::print_smob (SCM s, SCM port, scm_print_state *)
+{
+  Translator *sc = (Translator *) gh_cdr (s);
+     
+  scm_puts ("#<Translator ", port);
+  scm_puts ((char *)sc->name (), port);
+  scm_display (sc->simple_trans_list_, port);
+  /*
+    don't try to print properties, that is too much hassle.
+   */
+  scm_puts (" >", port);
+
+  
+  
+  return 1;
+}
+
+
+
+IMPLEMENT_UNSMOB(Translator, translator);
+IMPLEMENT_SMOBS(Translator);
+IMPLEMENT_DEFAULT_EQUAL_P(Translator);