/*
- paper-column.hh -- declare Paper_column
+ This file is part of LilyPond, the GNU music typesetter.
- source file of the GNU LilyPond music typesetter
-
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
+ Copyright (C) 1997--2010 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ LilyPond is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
-#ifndef P_COL_HH
-#define P_COL_HH
+ LilyPond is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
-#include "axis-group-item.hh"
-#include "rod.hh"
-#include "spring.hh"
+ You should have received a copy of the GNU General Public License
+ along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
+*/
-/**
- stuff grouped vertically.
- This is a class to address items vertically. It contains the data for:
- \begin{itemize}
- \item
- unbroken score
- \item
- broken score
- \item
- the linespacing problem
- \end{itemize}
- */
+#ifndef PAPER_COLUMN_HH
+#define PAPER_COLUMN_HH
-class Paper_column : public Axis_group_item {
-public:
- VIRTUAL_COPY_CONS(Score_element);
- Drul_array<Array<Column_rod> > minimal_dists_arr_drul_;
- Drul_array<Array<Column_spring> > spring_arr_drul_;
- void preprocess ();
- /// set a minimum distance
- void add_rod (Paper_column * to, Real distance);
- void add_spring (Paper_column * to, Real dist, Real strength);
+#include "item.hh"
+#include "rod.hh"
- virtual Paper_column * column_l () const;
+class Paper_column : public Item
+{
+ int rank_;
/// if lines are broken then this column is in #line#
- Line_of_score *line_l_;
+ System *system_;
- virtual Line_of_score *line_l () const;
-
- /// which one (left =0)
- int rank_i() const;
+public:
+ Paper_column (SCM);
+ Paper_column (Paper_column const &);
- bool breakpoint_b() const;
- void add_item (Item *i);
+ virtual Grob *clone () const;
+ virtual void do_break_processing ();
+ virtual Paper_column *get_column () const;
+ virtual System *get_system () const;
+ void set_system (System *);
- Paper_column();
+ static int compare (Grob * const &a,
+ Grob * const &b);
+ static bool less_than (Grob *const &a,
+ Grob *const &b);
+ int get_rank () const { return rank_; }
void set_rank (int);
- void OK() const;
- virtual void do_print() const;
-private:
-
- /**
- The ranking: left is smaller than right
- -1 is uninitialised.
- */
- int rank_i_;
-
+ DECLARE_SCHEME_CALLBACK (print, (SCM));
+ DECLARE_SCHEME_CALLBACK (before_line_breaking, (SCM));
+
+ DECLARE_GROB_INTERFACE();
+ static int get_rank (Grob const *);
+ static bool is_musical (Grob *);
+ static Moment when_mom (Grob *);
+ static bool is_used (Grob *);
+ static bool is_breakable (Grob *);
+ static bool is_extraneous_column_from_ligature (Grob *);
+ static Real minimum_distance (Grob *l, Grob *r);
+ static Interval break_align_width (Grob *me, SCM align_sym);
};
-
-// #include "compare.hh"
-// INSTANTIATE_COMPARE(Paper_column &, Paper_column::compare);
-
-#endif // P_COL_HH
-
+#endif // PAPER_COLUMN_HH