/*
score-performer.hh -- declare Score_performer
- (c) 1996, 1997 Han-Wen Nienhuys <hanwen@stack.nl>
- Jan Nieuwenhuizen <jan@digicash.com>
- */
+ (c) 1996--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ Jan Nieuwenhuizen <janneke@gnu.org>
+*/
#ifndef SCORE_PERFORMER_HH
#define SCORE_PERFORMER_HH
-#include "performer-group-performer.hh"
-#include "global-translator.hh"
+#include "moment.hh"
+#include "performer-group.hh"
-class Score_performer:
- public Performer_group_performer, public Global_translator
+/**
+ Top level performer. Completely takes care of MIDI output
+*/
+class Score_performer : public Performer_group
{
public:
- DECLARE_MY_RUNTIME_TYPEINFO;
- Score_performer();
- ~Score_performer();
+ VIRTUAL_COPY_CONSTRUCTOR (Translator_group, Score_performer);
+ Performance *performance_;
-protected:
- virtual Translator* ancestor_l( int l );
- virtual int depth_i() const;
-
- virtual void finish();
- virtual Moment get_mom() const;
- virtual void prepare( Moment mom );
- virtual void process();
- virtual void set_score( Score* score_l );
- virtual void start();
- virtual int get_tempo_i() const;
- virtual void play(Audio_item*);
- virtual void play(Midi_item*);
+ ~Score_performer ();
+ Score_performer ();
+protected:
+ DECLARE_LISTENER (finish);
+ DECLARE_LISTENER (prepare);
+ DECLARE_LISTENER (one_time_step);
+
+ /* Engraver_group_engraver interface */
+ virtual void connect_to_context (Context *);
+ virtual void disconnect_from_context ();
+ virtual void initialize ();
+ virtual void announce_element (Audio_element_info);
+ virtual void derived_mark () const;
+ virtual void acknowledge_audio_elements ();
private:
- void header(Midi_stream&);
-
- Midi_def* midi_l_;
-
- Moment prev_mom_;
- Moment now_mom_;
- Audio_column* audio_column_l_;
+ void header (Midi_stream &);
- Link_array<Midi_item> midi_item_l_arr_;
+ Audio_column *audio_column_;
+ bool skipping_;
+ Moment skip_start_mom_;
+ Moment offset_mom_;
};
#endif // SCORE_PERFORMER_HH