/*
- music-iterator.hh -- declare {Music,Chord,Voice}_iterator
+ music-iterator.hh -- declare Music_iterator
source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--1998 Han-Wen Nienhuys <hanwen@stack.nl>
*/
#include "plist.hh"
#include "varray.hh"
#include "moment.hh"
+#include "virtual-methods.hh"
class Music_iterator {
+ Array<Translator_group*>report_to_l_arr_;
+ void push_translator (Translator_group*);
+ void pop_translator();
protected:
- bool first_b_;
- virtual void do_print()const;
+ bool first_b_;
+ virtual void do_print() const;
-public:
- Music_iterator *daddy_iter_l_;
- NAME_MEMBERS();
- Array<Translator *>report_to_l_arr_;
-
- Translator *report_to_l()const;
-
- static Music_iterator* static_get_iterator_p(Music*,Translator*);
- Music_iterator* get_iterator_p(Music*)const;
- void set_translator(Translator*);
- void push_translator(Translator*);
- void pop_translator();
-
-
- Music_iterator();
+ virtual Translator_group* get_req_translator_l();
+ Music_iterator* get_iterator_p (Music*) const;
+ void set_translator (Translator_group*);
+ Music_iterator *daddy_iter_l_;
- virtual void process_and_next(Moment until);
- virtual Moment next_moment()const;
- virtual bool ok()const;
- virtual ~Music_iterator();
- virtual void construct_children();
- void print()const;
- virtual Translator * get_req_translator_l();
-};
-
-class Change_iterator : public Music_iterator {
- Change_reg * change_l_;
-public:
- NAME_MEMBERS();
- virtual void process_and_next(Moment);
- Change_iterator(Change_reg*);
-};
-
-class Chord_iterator : public Music_iterator
-{
- const Chord *chord_C_;
- Pointer_list<Music_iterator*> children_p_list_;
-public:
- ~Chord_iterator();
- Chord_iterator(Chord const*);
- NAME_MEMBERS();
-protected:
- virtual void do_print()const;
- virtual void construct_children();
- virtual void process_and_next(Moment);
- virtual Moment next_moment()const;
- virtual bool ok()const;
-};
-
-class Voice_element_iterator : public Music_iterator {
- const Voice_element * elt_l_;
- Moment elt_duration_;
- bool last_b_;
public:
- Voice_element_iterator(Voice_element*);
- NAME_MEMBERS();
-
-protected:
- virtual void process_and_next(Moment);
- virtual Moment next_moment()const;
- virtual void construct_children();
- virtual bool ok()const;
- virtual void do_print()const;
-};
-
-
-class Voice_iterator : private PCursor<Music*>, public Music_iterator
-{
- Moment here_mom_;
- const Voice * voice_C_;
- Music_iterator * iter_p_;
- void next_element();
-public:
- Voice_iterator(Voice const*);
- NAME_MEMBERS();
-protected:
- virtual void do_print()const;
- virtual void construct_children();
- ~Voice_iterator();
- virtual void process_and_next(Moment);
- virtual Moment next_moment()const;
- virtual bool ok()const;
+ Translator_group*report_to_l() const;
+ DECLARE_MY_RUNTIME_TYPEINFO;
+
+ static Music_iterator* static_get_iterator_p (Music*,Translator_group*);
+ Music_iterator();
+
+ virtual void process_and_next (Moment until);
+ virtual Moment next_moment() const;
+ virtual bool ok() const;
+ virtual ~Music_iterator();
+
+ /**
+ Construct sub-iterators, and set the translator to
+ report to
+ */
+ virtual void construct_children();
+ void print() const;
};
#endif // MUSIC_ITERATOR_HH