/*
spanner.hh -- part of GNU LilyPond
- (c) 1996--2002 Han-Wen Nienhuys
+ (c) 1996--2004 Han-Wen Nienhuys
*/
#ifndef SPANNER_HH
#define SPANNER_HH
-#include "lily-proto.hh"
#include "grob.hh"
-#include "drul-array.hh"
#include "rod.hh"
/** A symbol which is attached between two columns. A spanner is a
*/
class Spanner : public Grob {
Drul_array<Item*> spanned_drul_;
-
+ int break_index_;
+
public:
- DECLARE_SCHEME_CALLBACK (set_spacing_rods, (SCM ));
+ DECLARE_SCHEME_CALLBACK (set_spacing_rods, (SCM));
- Link_array<Spanner> broken_into_l_arr_;
+ Link_array<Spanner> broken_intos_;
+ int get_break_index () const;
// todo: move to somewhere else.
Real get_broken_left_end_align () const;
-
+ void substitute_one_mutable_property (SCM sym, SCM val) ;
+ bool fast_fubstitute_grob_list (SCM sym, SCM grob_list);
// TODO: make virtual and do this for Items as well.
Interval_t<int> spanned_rank_iv ();
void set_bound (Direction d, Grob*);
Item *get_bound (Direction d) const;
- Spanner (SCM);
- Spanner (Spanner const &);
- bool broken_b () const;
+ Spanner (SCM, Object_key const*);
+ Spanner (Spanner const &, int copy_count);
+ bool is_broken () const;
void do_break ();
Real spanner_length () const;
static int compare (Spanner * const &,Spanner * const &);
- virtual Grob* find_broken_piece (Line_of_score*) const;
- virtual SCM do_derived_mark ();
+ virtual Grob* find_broken_piece (System*) const;
+ virtual SCM do_derived_mark () const;
+ static bool has_interface (Grob*);
+ virtual System *get_system () const;
+
protected:
void set_my_columns ();
-
- VIRTUAL_COPY_CONS (Grob);
+ virtual Grob *clone (int count) const;
virtual void do_break_processing ();
- virtual Line_of_score*line_l () const;
};
+void add_bound_item (Spanner*, Grob*);
-void add_bound_item (Spanner*, Item* n);
-void extend_spanner_over_elements (Grob* span);
-
-
+bool spanner_less ( Spanner *s1, Spanner* s2);
+int broken_spanner_index (Spanner * sp);
#endif