source file of the GNU LilyPond music typesetter
- (c) 1996--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1996--2006 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "score-performer.hh"
#include "audio-column.hh"
#include "audio-item.hh"
+#include "context-def.hh"
+#include "context.hh"
+#include "dispatcher.hh"
+#include "global-context.hh"
#include "performance.hh"
#include "midi-stream.hh"
+#include "moment.hh"
+#include "output-def.hh"
#include "string-convert.hh"
#include "warn.hh"
-#include "context-def.hh"
-#include "output-def.hh"
-#include "context.hh"
ADD_TRANSLATOR_GROUP (Score_performer,
- /* descr */ "",
- /* creats*/ "",
- /* accepts */ "",
- /* reads */ "",
- /* write */ "");
+ /* doc */ "",
+ /* create */ "",
+ /* accept */ "",
+ /* read */ "",
+ /* write */ "");
Score_performer::Score_performer ()
{
performance_ = 0;
+ skipping_ = false;
}
Score_performer::~Score_performer ()
Score_performer::play_element (Audio_element *p)
{
if (Audio_item *i = dynamic_cast<Audio_item *> (p))
- {
- audio_column_->add_audio_item (i);
- }
+ audio_column_->add_audio_item (i);
performance_->add_element (p);
}
void
Score_performer::announce_element (Audio_element_info info)
{
- announce_infos_.push (info);
+ announce_infos_.push_back (info);
+}
+
+void
+Score_performer::connect_to_context (Context *c)
+{
+ Performer_group::connect_to_context (c);
+
+ Dispatcher *d = c->get_global_context ()->event_source ();
+ d->add_listener (GET_LISTENER (one_time_step), ly_symbol2scm ("OneTimeStep"));
+ d->add_listener (GET_LISTENER (prepare), ly_symbol2scm ("Prepare"));
+ d->add_listener (GET_LISTENER (finish), ly_symbol2scm ("Finish"));
+}
+
+void
+Score_performer::disconnect_from_context ()
+{
+ Dispatcher *d = context ()->get_global_context ()->event_source ();
+ d->remove_listener (GET_LISTENER (one_time_step), ly_symbol2scm ("OneTimeStep"));
+ d->remove_listener (GET_LISTENER (prepare), ly_symbol2scm ("Prepare"));
+ d->remove_listener (GET_LISTENER (finish), ly_symbol2scm ("Finish"));
+
+ Performer_group::disconnect_from_context ();
}
+IMPLEMENT_LISTENER (Score_performer, prepare);
void
-Score_performer::prepare (Moment m)
+Score_performer::prepare (SCM sev)
{
- audio_column_ = new Audio_column (m);
+ Stream_event *ev = unsmob_stream_event (sev);
+ SCM sm = ev->get_property ("moment");
+ Moment *m = unsmob_moment (sm);
+ audio_column_ = new Audio_column (*m);
play_element (audio_column_);
precomputed_recurse_over_translators (context (), START_TRANSLATION_TIMESTEP, UP);
}
+IMPLEMENT_LISTENER (Score_performer, finish);
void
-Score_performer::finish ()
+Score_performer::finish (SCM)
{
recurse_over_translators (context (),
&Translator::finalize,
UP);
}
+IMPLEMENT_LISTENER (Score_performer, one_time_step);
void
-Score_performer::one_time_step ()
+Score_performer::one_time_step (SCM)
{
- precomputed_recurse_over_translators (context (), PROCESS_MUSIC, UP);
- do_announces ();
+ if (to_boolean (context ()->get_property ("skipTypesetting")))
+ {
+ if (!skipping_)
+ {
+ skip_start_mom_ = audio_column_->at_mom ();
+ skipping_ = true;
+ }
+ }
+ else
+ {
+ if (skipping_)
+ {
+ offset_mom_ -= audio_column_->at_mom () - skip_start_mom_;
+ skipping_ = false;
+ }
+
+ audio_column_->offset_at_mom (offset_mom_);
+ precomputed_recurse_over_translators (context (), PROCESS_MUSIC, UP);
+ do_announces ();
+ }
+
precomputed_recurse_over_translators (context (), STOP_TRANSLATION_TIMESTEP, UP);
}
scm_gc_mark (performance_->self_scm ());
Score_translator::derived_mark ();
- Performer_group_performer::derived_mark ();
+ Performer_group::derived_mark ();
}
void
Score_performer::initialize ()
{
performance_ = new Performance;
- scm_gc_unprotect_object (performance_->self_scm ());
+ performance_->unprotect ();
performance_->midi_ = context ()->get_output_def ();
Translator_group::initialize ();