source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include "translator.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "translator-group.hh"
+#include "context-def.hh"
#include "moment.hh"
+#include "ly-smobs.icc"
-char const*
-Translator::name() const
+
+Translator::~Translator ()
{
- return classname(this);
}
-Translator::~Translator ()
+void
+Translator::init ()
{
+ simple_trans_list_ = SCM_BOOL_F;
+ trans_group_list_ = SCM_EOL;
+ properties_scm_ = SCM_EOL;
+ definition_ = SCM_EOL;
+ daddy_trans_ =0;
+ accepts_list_ = SCM_EOL;
}
Translator::Translator ()
{
- status = ORPHAN;
- daddy_trans_l_ = 0;
- output_def_l_ = 0;
+ self_scm_ = SCM_EOL;
+ init ();
+ output_def_ = 0;
+ smobify_self ();
}
Translator::Translator (Translator const &s)
- : Input (s)
{
- status = ORPHAN;
- daddy_trans_l_ =0;
- output_def_l_ = s.output_def_l_;
- type_str_ = s.type_str_;
+ self_scm_ = SCM_EOL;
+ init ();
+ output_def_ = s.output_def_;
+
+ smobify_self ();
}
bool
-Translator::is_alias_b (String s) const
+Translator::is_alias (SCM sym) const
{
- return s == type_str_;
+ return unsmob_context_def (definition_)->is_alias (sym);
}
bool
-Translator::do_try_music (Music *)
+Translator::try_music (Music *)
{
return false;
}
Moment
Translator::now_mom () const
{
- return daddy_trans_l_->now_mom ();
+ return daddy_trans_->now_mom ();
}
-
void
-Translator::add_processing ()
+Translator::do_announces ()
{
- if (status > ORPHAN)
- return;
-
- do_add_processing ();
- status = VIRGIN;
}
-void
-Translator::do_add_processing ()
+Music_output_def *
+Translator::get_output_def () const
{
+ return output_def_;
}
-void
-Translator::print () const
+SCM
+Translator::internal_get_property (SCM sym) const
{
-#ifndef NPRINT
- DEBUG_OUT << classname (this) << " {";
- if (classname (this) != type_str_)
- DEBUG_OUT << "type = " << type_str_;
- do_print ();
- DEBUG_OUT << "}\n";
-#endif
+ return daddy_trans_->internal_get_property (sym);
}
void
-Translator::do_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::creation_processing ()
+Translator::start_translation_timestep ()
{
- if (status >= CREATION_INITED)
- return ;
-
- do_creation_processing ();
- status = CREATION_INITED;
}
void
-Translator::post_move_processing ()
+Translator::initialize ()
{
- if (status >= MOVE_INITED)
- return;
-
- creation_processing ();
- do_post_move_processing ();
- status = MOVE_INITED;
}
void
-Translator::removal_processing ()
+Translator::finalize ()
{
- if (status == ORPHAN)
- return;
- creation_processing ();
- do_removal_processing ();
- // elegancy ...
- // status = ORPHAN;
}
-bool
-Translator::try_music (Music * r)
-{
- if (status < MOVE_INITED)
- post_move_processing ();
-
- return do_try_music (r);
-}
+/*
-void
-Translator::process_requests ()
-{
- if (status < PROCESSED_REQS)
- post_move_processing ();
- else if (status >= PROCESSED_REQS)
- return;
-
- status = PROCESSED_REQS;
- do_process_requests ();
-}
+ SMOBS
-void
-Translator::pre_move_processing ()
+*/
+SCM
+Translator::mark_smob (SCM sm)
{
- do_pre_move_processing ();
- status = CREATION_INITED;
-}
-
+ 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_);
+ scm_gc_mark (me->accepts_list_);
-
-Music_output_def *
-Translator::output_def_l () const
-{
- return output_def_l_;
+ return me->properties_scm_;
}
SCM
-Translator::get_property (String id) const
+Translator::translator_description () const
{
- return daddy_trans_l_->get_property (ly_symbol2scm (id.ch_C()));
+ return SCM_EOL;
}
SCM
-Translator::get_property (SCM sym) const
+Translator::static_translator_description ()const
{
- return daddy_trans_l_->get_property (sym);
+ return SCM_EOL;
}
+IMPLEMENT_SMOBS (Translator);
+IMPLEMENT_DEFAULT_EQUAL_P (Translator);
+IMPLEMENT_TYPE_P(Translator,"ly:translator?");
-void
-Translator:: do_pre_move_processing(){}
-void
-Translator::do_post_move_processing(){}
-void
-Translator::do_process_requests () {}
-void
-Translator::do_creation_processing() {}
-void
-Translator::do_removal_processing(){}
+SCM
+Translator::get_simple_trans_list()
+{
+ return SCM_EOL;
+}