/*
- 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 ()
+{
+}
+
+void
+Translator::process_acknowledged ()
+{
+}
+
+Translator::Translator ()
+{
+ init ();
+}
+
+Translator::Translator (Translator const &src)
+{
+ init ();
+ must_be_last_ = src.must_be_last_;
+}
+
+bool
+Translator::try_music (Music *)
+{
+ return false;
+}
+
+Moment
+Translator::now_mom () const
+{
+ return daddy_context_->now_mom ();
+}
+
+Output_def *
+Translator::get_output_def () const
+{
+ 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::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 ()
{
- iterator_count_ = 0;
}
+void
+Translator::finalize ()
+{
+}
-IMPLEMENT_IS_TYPE_B(Translator);
+/*
+ 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::try_request (Request*)
+Translator::must_be_last () const
{
- return false;
+ 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
-Translator::print()const
+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",
+ "",
+ "",
+ "",
+ "");