3 line-of-score.hh -- part of GNU LilyPond
5 (c) 1996--2006 Han-Wen Nienhuys
11 #include "column-x-positions.hh"
13 #include "grob-array.hh"
17 If you keep following offset reference points, you will always end
18 up at the root object. This root object is called @ref{System}, and it
19 represents a system (i.e. a line of music).
21 class System : public Spanner
24 Grob_array *all_elements_;
25 Drul_array<Skyline> skylines_;
26 void build_skylines ();
27 void init_elements ();
28 friend class Paper_score; // ugh.
29 Paper_score *pscore_; // ugh.
32 Paper_score *paper_score () const;
33 int get_rank () const;
34 void post_processing ();
35 SCM get_paper_system ();
36 SCM get_paper_systems ();
38 System (SCM, Object_key const *);
39 System (System const &, int);
41 int element_count () const;
42 int spanner_count () const;
44 void break_into_pieces (vector<Column_x_positions> const &);
45 static bool has_interface (Grob *);
47 vector<Item*> broken_col_range (Item const *, Item const *) const;
48 vector<Grob*> columns () const;
50 void add_column (Paper_column *);
51 void typeset_grob (Grob *);
52 void pre_processing ();
55 virtual void derived_mark () const;
56 virtual Grob *clone (int count) const;
59 void set_loose_columns (System *which, Column_x_positions const *posns);
61 #endif /* SYSTEM_HH */