* The grand 2005-2006 replace.

[lilypond.git] / lily / translator.cc

diff --git a/lily/translator.cc b/lily/translator.cc
index 06e30c21e998a7a3264220f3192f3260d0a8d2fe..3ab8a1c34c3b555f3689f841e77d20f081a8f1e1 100644 (file)
--- a/lily/translator.cc
+++ b/lily/translator.cc
@@ -1,30 +1,192 @@
 /*
-  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--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "translator.hh"
 
-Translator::Translator()
+#include "warn.hh"
+#include "translator-group.hh"
+#include "context-def.hh"
+#include "global-context.hh"
+
+#include "translator.icc"
+#include "ly-smobs.icc"
+
+Translator::~Translator ()
+{
+}
+
+void
+Translator::init ()
+{
+  must_be_last_ = false;
+  self_scm_ = SCM_EOL;
+  daddy_context_ = 0;
+  smobify_self ();
+}
+
+void
+Translator::process_music ()
 {
-    iterator_count_  = 0;
 }
 
-IMPLEMENT_STATIC_NAME(Translator);
-IMPLEMENT_IS_TYPE_B(Translator);
+void
+Translator::process_acknowledged ()
+{
+}
+
+Translator::Translator ()
+{
+  init ();
+}
+
+Translator::Translator (Translator const &src)
+{
+  init ();
+  must_be_last_ = src.must_be_last_;
+}
 
 bool
-Translator::try_request(Request*)
+Translator::try_music (Music *)
+{
+  return false;
+}
+
+Moment
+Translator::now_mom () const
+{
+  return daddy_context_->now_mom ();
+}
+
+Output_def *
+Translator::get_output_def () const
 {
-    return false;
+  return daddy_context_->get_output_def ();
 }
 
+Translator_group *
+Translator::get_daddy_translator () const
+{
+  return daddy_context_->implementation ();
+}
+
+SCM
+Translator::internal_get_property (SCM sym) const
+{
+  return daddy_context_->internal_get_property (sym);
+}
 
 void
-Translator::print()const
+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 ()
+{
 }
+
+void
+Translator::initialize ()
+{
+}
+
+void
+Translator::finalize ()
+{
+}
+
+/*
+  SMOBS
+*/
+SCM
+Translator::mark_smob (SCM sm)
+{
+  Translator *me = (Translator *) SCM_CELL_WORD_1 (sm);
+  me->derived_mark ();
+  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 ();
+}
+
+IMPLEMENT_SMOBS (Translator);
+IMPLEMENT_DEFAULT_EQUAL_P (Translator);
+IMPLEMENT_TYPE_P (Translator, "ly:translator?");
+
+bool
+Translator::must_be_last () const
+{
+  return must_be_last_;
+}
+
+void
+Translator::derived_mark () const
+{
+}
+
+int
+Translator::print_smob (SCM s, SCM port, scm_print_state *)
+{
+  Translator *me = (Translator *) SCM_CELL_WORD_1 (s);
+  scm_puts ("#<Translator ", port);
+  scm_puts (me->class_name (), port);
+  scm_puts (" >", port);
+  return 1;
+}
+
+void
+add_acknowledger (Engraver_void_function_engraver_grob_info ptr,
+                 char const *func_name,
+                 Array<Acknowledge_information> *ack_array)
+{
+  Acknowledge_information inf;
+  inf.function_ = ptr;
+
+  String interface_name (func_name);
+
+  interface_name = interface_name.substitute ('_', '-');
+  interface_name += "-interface";
+
+  inf.symbol_ = scm_gc_protect_object (ly_symbol2scm (interface_name.to_str0 ()));
+  ack_array->push (inf);
+}
+
+Engraver_void_function_engraver_grob_info
+generic_get_acknowledger (SCM sym, Array<Acknowledge_information> const *ack_array)
+{
+  for (int i = 0; i < ack_array->size (); i++)
+    {
+      if (ack_array->elem (i).symbol_ == sym)
+       return ack_array->elem (i).function_;
+    }
+  return 0;
+}
+
+ADD_TRANSLATOR (Translator,
+               "Base class. Unused",
+               "",
+               "",
+               "",
+               "");