X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Ftranslator.cc;h=bdd21e58636e0b9b5167cc19cd0ad3654faf3cc4;hb=b9b40f154d0dfa9c3fcd44028bd8b745b87e4873;hp=58b4c589178f09a50610562213b83339187d61fa;hpb=2181534bd94587fcac8f1769f2dda7bece693649;p=lilypond.git

diff --git a/lily/translator.cc b/lily/translator.cc
index 58b4c58917..bdd21e5863 100644
--- a/lily/translator.cc
+++ b/lily/translator.cc
@@ -3,179 +3,193 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+  (c)  1997--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 
 #include "translator.hh"
 #include "debug.hh"
 #include "translator-group.hh"
-#include "dictionary-iter.hh"
+#include "translator-def.hh"
+
+#include "moment.hh"
+#include "ly-smobs.icc"
+
 
 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 ()
 {
-  status = ORPHAN;
-  daddy_trans_l_ = 0;
+  init ();
   output_def_l_ = 0;
+  smobify_self ();
+
 }
 
 Translator::Translator (Translator const &s)
-  : Input (s)
 {
-  status = ORPHAN;
-  daddy_trans_l_ =0;
+  init ();
   output_def_l_ = s.output_def_l_;
-  properties_dict_ = s.properties_dict_;
   type_str_ = s.type_str_;
+
+  smobify_self ();
 }
 
 bool
 Translator::is_alias_b (String s) const
 {
-  return s == type_str_;
+  bool b  = s == type_str_;
+
+  for (SCM a = unsmob_translator_def (definition_)->type_aliases_;
+       !b && gh_pair_p (a); a = ly_cdr (a))
+    b = b || s == ly_scm2string (ly_car (a));
+
+  return b;
 }
 
 bool
-Translator::do_try_request (Request *)
+Translator::try_music (Music *)
 {
   return false;
 }
 			    
 
 Moment
-Translator::now_moment () const
+Translator::now_mom () const
 {
-  return daddy_trans_l_->now_moment ();
+  return daddy_trans_l_->now_mom ();
 }
 
-
 void
-Translator::add_processing ()
+Translator::removal_processing ()
 {
-  if (status > ORPHAN)
-    return;
-  
-  do_add_processing ();
-  status = VIRGIN;
+  finalize ();
 }
 
 void
-Translator::do_add_processing ()
+Translator::announces ()
 {
+  do_announces ();
 }
 
-void
-Translator::print () const
+Music_output_def *
+Translator::output_def_l () const
+{
+  return output_def_l_;
+}
+
+SCM
+Translator::internal_get_property (SCM sym) const
 {
-#ifndef NPRINT
-  DOUT << name () << " {";
-  if (name () != type_str_)
-    DOUT << "type = " << type_str_;
-  for (Dictionary_iter<Scalar> i (properties_dict_); i.ok (); i++)
-    {
-      DOUT << i.key () << "=" << i.val () <<"\n";
-    }
-  do_print ();
-  DOUT << "}\n";
-#endif
+  return daddy_trans_l_->internal_get_property (sym);
 }
 
 void
-Translator::do_print () const
+Translator:: stop_translation_timestep ()
 {
 }
 
-IMPLEMENT_IS_TYPE_B(Translator);
-
-
 void
-Translator::creation_processing ()
+Translator::start_translation_timestep ()
 {
-  if (status >= CREATION_INITED)
-    return ;
-  
-  do_creation_processing ();
-  status = CREATION_INITED;
 }
 
 void
-Translator::post_move_processing()
+Translator::do_announces ()
 {
-  if (status >= MOVE_INITED)
-    return;
+}
 
-  creation_processing();
-  do_post_move_processing();
-  status = MOVE_INITED;
+void
+Translator::initialize ()
+{
 }
 
 void
-Translator::removal_processing()
+Translator::finalize ()
 {
-  if (status == ORPHAN)
-    return;
-  creation_processing();
-  do_removal_processing();
-  // elegancy ...
-  // status = ORPHAN;
 }
 
 
-bool
-Translator::try_request (Request * r)
-{
-  if (status < MOVE_INITED)
-    post_move_processing();
+/*
 
-  return do_try_request (r);
-}
+  SMOBS
 
-void
-Translator::process_requests()
+*/
+SCM
+Translator::mark_smob (SCM sm)
 {
-  if (status < PROCESSED_REQS)
-    post_move_processing();
-  else if (status >= PROCESSED_REQS)
-    return; 
-  
-  status = PROCESSED_REQS;
-  do_process_requests();
+  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_;
 }
 
-void
-Translator::pre_move_processing()
+LY_DEFINE(ly_translator_name,
+	  "ly-translator-name", 1,0,0,  (SCM trans),
+	  "Return the type name of the translator @var{trans}.
+")
 {
-  do_pre_move_processing();
-  status = CREATION_INITED;
+  Translator* tr =  unsmob_translator (trans);
+  SCM_ASSERT_TYPE(tr, trans, SCM_ARG1, __FUNCTION__, "Context");
+
+  char const* nm = classname (tr);
+  return ly_str02scm (nm);
 }
 
-Scalar
-Translator::get_property (String id)
+LY_DEFINE(ly_translator_description,
+	  "ly-translator-description",
+	  1,0,0, (SCM me),
+	  "Return an alist of properties of  translator @var{me}.")
 {
-  if (properties_dict_.elt_b (id))
-    {
-      return properties_dict_[id];
-    }
-  
-  if (daddy_trans_l_)
-    return daddy_trans_l_->get_property (id);
+  Translator *tr =unsmob_translator (me);
+  SCM_ASSERT_TYPE (tr, me, SCM_ARG1, __FUNCTION__, "Context");
 
-  return "";
+  return tr->translator_description ();
 }
 
-void
-Translator::set_property (String id, Scalar val)
+SCM
+Translator::translator_description () const
 {
-  properties_dict_[id] = val;
+  return SCM_EOL;
 }
 
+int
+Translator::print_smob (SCM s, SCM port, scm_print_state *)
+{
+  Translator *sc = (Translator *) ly_cdr (s);
+     
+  scm_puts ("#<Translator ", port);
+  scm_display (ly_translator_name (s), port);
+  scm_display (sc->simple_trans_list_, port);
+  /*
+    don't try to print properties, that is too much hassle.
+   */
+  scm_puts (" >", port);
+  
+  return 1;
+}
 
-Music_output_def *
-Translator::output_def_l () const
+SCM
+Translator::static_translator_description ()const
 {
-  return output_def_l_;
+  return SCM_EOL;
 }
+
+
+IMPLEMENT_SMOBS (Translator);
+IMPLEMENT_DEFAULT_EQUAL_P (Translator);