/*
- break-algorithm.hh -- declare Break_algorithm
+ break-algorithm.hh -- declare Break_algorithm
source file of the GNU LilyPond music typesetter
- (c) 1996--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
-
#ifndef BREAK_HH
#define BREAK_HH
-#include "array.hh"
#include "interval.hh"
-#include "lily-proto.hh"
#include "column-x-positions.hh"
-
/** Class representation of an algorithm which decides where to put
- the column, and where to break lines.
+ the column, and where to break lines.
- JUNKME.
-
- */
-class Break_algorithm {
+ JUNKME.
+*/
+class Break_algorithm
+{
protected:
- Paper_score *pscore_l_;
- Real linewidth_f_;
-
- /// search all pcols which are breakable.
- Link_array<Item> find_breaks () const;
+ Paper_score *pscore_;
+ Real linewidth_;
+ Link_array<Grob> find_breaks () const;
Array<int> find_break_indices () const;
-
+ void solve_line (Column_x_positions *) const;
+ bool feasible (Link_array<Grob> const &) const;
- /// helper: solve for the columns in #curline#.
- void solve_line (Column_x_positions*) const;
-
- /// does curline fit on the paper?
- bool feasible (Link_array<Item>) const;
-
-
- Simple_spacer* generate_spacing_problem (Link_array<Item>, Interval) const;
-
- virtual Array<Column_x_positions> do_solve () const=0;
+ Simple_spacer_wrapper *generate_spacing_problem (Link_array<Grob> const &,
+ Interval) const;
+ virtual Array<Column_x_positions> do_solve () const = 0;
public:
- Simple_spacer* (*get_line_spacer) ();
+ virtual ~Break_algorithm ();
+ Simple_spacer *(*get_line_spacer) ();
Break_algorithm ();
- void set_pscore (Paper_score*);
-
+ void set_pscore (Paper_score *);
Array<Column_x_positions> solve () const;
};