source file of the GNU LilyPond music typesetter
- (c) 1996, 1997--1999 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1996--2004 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "score-performer.hh"
#include "performance.hh"
#include "midi-stream.hh"
#include "string-convert.hh"
-#include "debug.hh"
-#include "score.hh"
-#include "source-file.hh"
-#include "source.hh"
-#include "audio-staff.hh"
+#include "warn.hh"
+#include "context-def.hh"
-ADD_THIS_TRANSLATOR(Score_performer);
+ENTER_DESCRIPTION(Score_performer,
+/* descr */ "",
+/* creats*/ "",
+/* accepts */ "",
+/* acks */ "",
+/* reads */ "",
+/* write */ "");
-Score_performer::Score_performer()
+
+Score_performer::Score_performer ()
{
+ performance_ = 0;
}
-Score_performer::~Score_performer()
+Score_performer::~Score_performer ()
{
}
void
-Score_performer::play (Audio_element * p)
+Score_performer::play_element (Audio_element * p)
{
- if (Audio_item * i=dynamic_cast<Audio_item *> (p))
- {
- audio_column_l_->add_audio_item (i);
- }
- else if (Audio_staff*s=dynamic_cast<Audio_staff *> (p))
+ if (Audio_item * i=dynamic_cast<Audio_item *> (p))
{
- performance_p_->add_staff (s);
+ audio_column_->add_audio_item (i);
}
- performance_p_->add_element (p);
+ performance_->add_element (p);
}
-void
-Score_performer::prepare (Moment m)
+void
+Score_performer::announce_element (Audio_element_info info)
{
- Global_translator::prepare (m);
- audio_column_l_ = new Audio_column (m);
- performance_p_->add_column (audio_column_l_);
- post_move_processing ();
+ announce_infos_.push (info);
}
-
void
-Score_performer::process()
+Score_performer::prepare (Moment m)
{
- process_requests();
- pre_move_processing();
- check_removal();
+ audio_column_ = new Audio_column (m);
+ play_element (audio_column_);
+ recurse_down_translators (daddy_context_, &Translator::start_translation_timestep, UP);
}
void
-Score_performer::start()
+Score_performer::finish ()
{
+ recurse_down_translators (daddy_context_, &Translator::finalize, UP);
}
-
-
-int
-Score_performer::get_tempo_i() const
+
+void
+Score_performer::one_time_step ()
{
- return performance_p_->midi_l_->get_tempo_i (Moment (1, 4));
+ recurse_down_translators (daddy_context_, &Performer::process_music, UP);
+ recurse_down_translators (daddy_context_, &Performer::do_announces, UP);
+ recurse_down_translators (daddy_context_, &Translator::stop_translation_timestep, UP);
}
-void
-Score_performer::finish()
+int
+Score_performer::get_tempo () const
{
- check_removal ();
- removal_processing();
+ return performance_->midi_->get_tempo (Moment (Rational (1, 4)));
}
+
Music_output *
-Score_performer::get_output_p ()
+Score_performer::get_output ()
{
- Music_output * o = performance_p_;
- performance_p_ =0;
+ Music_output * o = performance_;
+ performance_ =0;
return o;
}
void
-Score_performer::do_add_processing ()
+Score_performer::initialize ()
{
- Translator_group::do_add_processing ();
- assert (dynamic_cast<Midi_def *> (output_def_l_));
- performance_p_ = new Performance;
- performance_p_->midi_l_ = dynamic_cast<Midi_def*>(output_def_l_);
+ performance_ = new Performance;
+ performance_->midi_ = dynamic_cast<Midi_def*> (get_output_def ());
+
+ Translator_group::initialize ();
}