/*
spanner.hh -- part of GNU LilyPond
- (c) 1996--1998 Han-Wen Nienhuys
+ (c) 1996--2000 Han-Wen Nienhuys
*/
#ifndef SPANNER_HH
#include "drul-array.hh"
#include "rod.hh"
+
+class Axis_group_spanner;
/** 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.
*/
class Spanner : public virtual Score_element {
-public:
Drul_array<Item*> spanned_drul_;
- void set_bounds (Direction d, Item*);
- DECLARE_MY_RUNTIME_TYPEINFO;
- virtual Spanner* access_Spanner ();
+public:
+ Link_array<Spanner> broken_into_l_arr_;
+ void set_bound (Direction d, Item*);
+ Item *get_bound (Direction d) const;
+
Spanner ();
Spanner (Spanner const &);
bool broken_b () const;
+ void do_break ();
+
+ static int compare (Spanner * const &,Spanner * const &);
virtual Array<Rod> get_rods () const;
- Spanner* find_broken_piece (Line_of_score*) const;
+ virtual Array<Spring> get_springs () const;
+ virtual Score_element* find_broken_piece (Line_of_score*) const;
protected:
void set_my_columns ();
- SCORE_ELEMENT_CLONE (Spanner);
-
- /**
- this is virtual; for instance, Line_of_score overrides it.
- */
- virtual void break_into_pieces ();
-
- Link_array<Spanner> broken_into_l_arr_;
- Spanner * unbroken_original_l_;
+ VIRTUAL_COPY_CONS(Score_element);
+ Real get_broken_left_end_align () const;
- virtual void do_unlink ();
- virtual void do_junk_links ();
- virtual void do_brew_molecule ();
virtual void do_space_processing ();
virtual void do_break_processing ();
- virtual Interval do_width () const;
- virtual void do_print () const;
+ Real spanner_length () const;
virtual Line_of_score*line_l () const;
};
#endif