class System : public Spanner
{
int rank_;
+ vector<Simple_spacer> simple_spacers_;
Grob_array *all_elements_;
void init_elements ();
friend class Paper_score; // ugh.
Grob *get_pure_bound (Direction dir, int start, int end);
Grob *get_maybe_pure_bound (Direction dir, bool pure, int start, int end);
int get_rank () const;
+ vector<Simple_spacer> get_simple_spacers (Real line_len, Real indent, bool ragged);
+ void gen_simple_spacers (Real line_len, Real indent, bool ragged);
vector<Real> get_footnote_heights_in_range (vsize st, vsize end);
vector<Real> get_in_note_heights_in_range (vsize st, vsize end);
vector<Real> internal_get_note_heights_in_range (vsize st, vsize end, bool foot);