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// the breaking problem for a score.
#ifndef PSCORE_HH
#define PSCORE_HH
#include "vray.hh"
#include "pcol.hh"
#include "pstaff.hh"
/// all stuff which goes onto paper
struct PScore {
Paperdef *paper_; // indirection.
/// the columns, ordered left to right
PointerList<PCol *> cols;
/// the idealspacings, no particular order
PointerList<Idealspacing*> suz;
/// the staffs ordered top to bottom
PointerList<PStaff*> staffs;
/// all symbols in score. No particular order.
PointerList<Item*> its;
/// if broken, the different lines
PointerList<Line_of_score*> lines;
/// crescs etc; no particular order
PointerList<Spanner *> spanners;
/****************************************************************/
svec<Item*> select_items(PStaff*, PCol*);
/// before calc_breaking
void preprocess();
void calc_breaking();
/**
calculate where the lines are to be broken.
POST
lines contain the broken lines.
*/
/// after calc_breaking
void postprocess();
/// search all pcols which are breakable.
svec<const PCol *> find_breaks() const;
/// add a line to the broken stuff. Positions given in #config#
void add_line(svec<const PCol *> curline, svec<Real> config);
/// helper: solve for the columns in #curline#.
svec<Real> solve_line(svec<const PCol *> curline) const;
void add(PStaff *);
/// add item
void typeset_item(Item *, PCol *,PStaff*,int=1);
/// add to bottom of pcols
void add(PCol*);
/**
*/
void output(Tex_stream &ts);
Idealspacing* get_spacing(PCol *, PCol *);
/*
get the spacing between c1 and c2, create one if necessary.
*/
PCursor<PCol *> find_col(PCol *);
void clean_cols();
void problem_OK()const ;
void OK()const ;
PScore(Paperdef*);
void print() const;
};
/** notes, signs, symbols in a score can be grouped in two ways:
horizontally (staffwise), and vertically (columns). #PScore#
contains the items, the columns and the staffs.
*/
#endif
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