#include "lily-proto.hh"
#include "score-elem.hh"
+#include "drul-array.hh"
-
-#define SPANNER_CLONE(T) VIRTUAL_COPY_CONS(T, Spanner)
-
-/** a symbol which is attached between two columns. A spanner is a
+/** A symbol which is attached between two columns. A spanner is a
symbol which spans across several columns, so its final appearance
can only be calculated after the breaking problem is solved.
length of stems of notes they encompass.
*/
-class Spanner:public virtual Score_elem {
+class Spanner : public virtual Score_elem {
public:
- PCol *left_col_l_, *right_col_l_;
-
- /* *************** */
- NAME_MEMBERS();
- virtual Spanner* spanner() { return this; }
- Spanner();
- bool broken_b() const;
- Spanner* find_broken_piece(Line_of_score*)const;
+
+ Drul_array<Item*> spanned_drul_;
+ void set_bounds(Direction d, Item*);
+
+ DECLARE_MY_RUNTIME_TYPEINFO;
+ virtual Spanner* spanner() { return this; }
+ Spanner();
+ bool broken_b() const;
+
+ Spanner* find_broken_piece (Line_of_score*) const;
protected:
- SPANNER_CLONE(Spanner)
- virtual void break_into_pieces();
-
- Link_array<Spanner> broken_into_l_arr_;
-
- virtual void do_break_processing();
- virtual Interval do_width()const;
- virtual void do_print()const;
- virtual Line_of_score*line_l()const;
+ void set_my_columns();
+ SCORE_ELEM_CLONE(Spanner);
+
+ /**
+ this is virtual; for instance, Line_of_score overrides it.
+ */
+ virtual void break_into_pieces ();
+
+ Link_array<Spanner> broken_into_l_arr_;
+
+ virtual void do_unlink();
+ virtual void do_junk_links();
+ virtual void do_brew_molecule ();
+ virtual void do_break_processing();
+ virtual Interval do_width() const;
+ virtual void do_print() const;
+ virtual Line_of_score*line_l() const;
};
#endif