+ 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);
+ void get_footnote_grobs_in_range (vector<Grob *> &out, vsize st, vsize end);
+ vector<Grob *> *footnote_grobs ();
+ vsize num_footnotes ();
+ void do_break_substitution_and_fixup_refpoints ();