/*
- 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--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
+
#include "translator.hh"
+#include "warn.hh"
+#include "translator-group.hh"
+#include "translator-def.hh"
+
+#include "moment.hh"
+#include "ly-smobs.icc"
+
+
+Translator::~Translator ()
+{
+}
-Translator::Translator()
+void
+Translator::init ()
{
- iterator_count_ = 0;
+ simple_trans_list_ = SCM_EOL;
+ trans_group_list_ = SCM_EOL;
+ properties_scm_ = SCM_EOL;
+ definition_ = SCM_EOL;
+ daddy_trans_ =0;
}
+Translator::Translator ()
+{
+ init ();
+ output_def_ = 0;
+ smobify_self ();
+}
-IMPLEMENT_IS_TYPE_B(Translator);
+Translator::Translator (Translator const &s)
+{
+ init ();
+ output_def_ = s.output_def_;
+ type_string_ = s.type_string_;
+
+ smobify_self ();
+}
bool
-Translator::try_request(Request*)
+Translator::is_alias_b (String s) const
{
- return false;
+ bool b = s == type_string_;
+
+ 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::try_music (Music *)
+{
+ return false;
+}
+
+
+Moment
+Translator::now_mom () const
+{
+ return daddy_trans_->now_mom ();
+}
+
+void
+Translator::removal_processing ()
+{
+ finalize ();
+}
+
+void
+Translator::do_announces ()
+{
+}
+
+Music_output_def *
+Translator::get_output_def () const
+{
+ return output_def_;
+}
+
+SCM
+Translator::internal_get_property (SCM sym) const
+{
+ return daddy_trans_->internal_get_property (sym);
+}
void
-Translator::print()const
+Translator:: stop_translation_timestep ()
{
+}
+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);
+ 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_;
+}
+
+LY_DEFINE(ly_translator_name,
+ "ly-translator-name", 1,0,0, (SCM trans),
+ "Return the type name of the translator @var{trans}.
+")
+{
+ Translator* tr = unsmob_translator (trans);
+ SCM_ASSERT_TYPE(tr, trans, SCM_ARG1, __FUNCTION__, "Context");
+
+ char const* nm = classname (tr);
+ return ly_str02scm (nm);
+}
+
+LY_DEFINE(ly_translator_description,
+ "ly-translator-description",
+ 1,0,0, (SCM me),
+ "Return an alist of properties of translator @var{me}.")
+{
+ Translator *tr =unsmob_translator (me);
+ SCM_ASSERT_TYPE (tr, me, SCM_ARG1, __FUNCTION__, "Context");
+
+ return tr->translator_description ();
+}
+
+SCM
+Translator::translator_description () const
+{
+ 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;
+}
+
+SCM
+Translator::static_translator_description ()const
+{
+ return SCM_EOL;
+}
+
+
+IMPLEMENT_SMOBS (Translator);
+IMPLEMENT_DEFAULT_EQUAL_P (Translator);