* lily/translator-scheme.cc (ly:translator-property): Remove.

[lilypond.git] / lily / translator.cc

diff --git a/lily/translator.cc b/lily/translator.cc
index 5c53e35449b59ab372bd2638121d676aa86097cc..e1f3408a38b79f441ab928b239ef8baa8d895bf4 100644 (file)
--- a/lily/translator.cc
+++ b/lily/translator.cc
@@ -3,19 +3,18 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
-
 #include "translator.hh"
+
 #include "warn.hh"
 #include "translator-group.hh"
-#include "translator-def.hh"
+#include "context-def.hh"
+#include "global-context.hh"
 
-#include "moment.hh"
 #include "ly-smobs.icc"
 
-
 Translator::~Translator ()
 {
 }
@@ -23,40 +22,31 @@ Translator::~Translator ()
 void
 Translator::init ()
 {
-  simple_trans_list_ = SCM_EOL;
-  trans_group_list_ = SCM_EOL;
-  properties_scm_ = SCM_EOL;
-  definition_ = SCM_EOL;
-  daddy_trans_ =0;
-}
-
-Translator::Translator ()
-{
+  must_be_last_ = false;
   self_scm_ = SCM_EOL;
-  init ();
-  output_def_ = 0;
+  daddy_context_ = 0;
   smobify_self ();
 }
 
-Translator::Translator (Translator const &s)
+void
+Translator::do_announces ()
 {
-  self_scm_ = SCM_EOL;
-  init ();
-  output_def_ = s.output_def_;
-
-  smobify_self ();
 }
 
-bool
-Translator::is_alias (SCM sym) const
+void
+Translator::process_music ()
 {
-  Translator_def * td = unsmob_translator_def (definition_);
-  bool b  = (sym == td->type_name_);
+}
 
-  for (SCM a = td->type_aliases_; !b && gh_pair_p (a); a = ly_cdr (a))
-    b = b || sym == ly_car (a);
+Translator::Translator ()
+{
+  init ();
+}
 
-  return b;
+Translator::Translator (Translator const &src)
+{
+  init ();
+  must_be_last_ = src.must_be_last_;
 }
 
 bool
@@ -64,36 +54,44 @@ Translator::try_music (Music *)
 {
   return false;
 }
-                           
 
 Moment
 Translator::now_mom () const
 {
-  return daddy_trans_->now_mom ();
+  return daddy_context_->now_mom ();
 }
 
-void
-Translator::do_announces ()
+Output_def *
+Translator::get_output_def () const
 {
+  return daddy_context_->get_output_def ();
 }
 
-Music_output_def *
-Translator::get_output_def () const
+Translator_group *
+Translator::get_daddy_translator () const
 {
-  return output_def_;
+  return daddy_context_->implementation ();
 }
 
 SCM
 Translator::internal_get_property (SCM sym) const
 {
-  return daddy_trans_->internal_get_property (sym);
+  return daddy_context_->internal_get_property (sym);
 }
 
 void
-Translator:: stop_translation_timestep ()
+Translator::stop_translation_timestep ()
 {
 }
 
+/*
+  this function has 2 properties
+
+  - It is called before try_music ()
+
+  - It is called before any user information enters the translators.
+  (i.e. any \property or event is not processed yet.)
+*/
 void
 Translator::start_translation_timestep ()
 {
@@ -109,22 +107,15 @@ 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_;
+  Translator *me = (Translator *) SCM_CELL_WORD_1 (sm);
+  me->derived_mark ();
+  return SCM_EOL;
 }
 
 SCM
@@ -133,14 +124,35 @@ Translator::translator_description () const
   return SCM_EOL;
 }
 
+Global_context *
+Translator::get_global_context () const
+{
+  return daddy_context_->get_global_context ();
+}
+
+Score_context *
+Translator::get_score_context () const
+{
+  return daddy_context_->get_score_context ();
+}
+
 SCM
 Translator::static_translator_description ()const
 {
   return SCM_EOL;
 }
 
-
 IMPLEMENT_SMOBS (Translator);
 IMPLEMENT_DEFAULT_EQUAL_P (Translator);
-IMPLEMENT_TYPE_P(Translator,"ly:translator?");
+IMPLEMENT_TYPE_P (Translator, "ly:translator?");
+
+bool
+Translator::must_be_last () const
+{
+  return must_be_last_;
+}
 
+void
+Translator::derived_mark () const
+{
+}