source file of the GNU LilyPond music typesetter
- (c) 1996, 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1996--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
-#include "score-column.hh"
#include "break-algorithm.hh"
-#include "paper-def.hh"
-#include "debug.hh"
-#include "line-of-score.hh"
+#include "paper-column.hh"
+#include "output-def.hh"
+#include "system.hh"
#include "paper-score.hh"
#include "paper-column.hh"
#include "cpu-timer.hh"
-#include "command-request.hh"
#include "simple-spacer.hh"
-
-
-
-
-Array<int>
+vector<int>
Break_algorithm::find_break_indices () const
{
- Line_of_cols all (pscore_l_->col_l_arr_);
- Array<int> retval;
+ vector<Grob*> all = pscore_->root_system ()->columns ();
+ vector<int> retval;
- for (int i=0; i < all.size (); i++)
- if (all[i]->breakable_b ())
- retval.push (i);
+ for (vsize i = 0; i < all.size (); i++)
+ if (Item::is_breakable (all[i]))
+ retval.push_back (i);
- if (linelength <=0)
- while (retval.size () >2)
- retval.del (1);
+ if (linewidth_ <= 0)
+ while (retval.size () > 2)
+ retval.erase (retval.begin () + 1);
return retval;
}
-
-Line_of_cols
+vector<Grob*>
Break_algorithm::find_breaks () const
{
- Line_of_cols all (pscore_l_->col_l_arr_);
- Line_of_cols retval;
+ vector<Grob*> all = pscore_->root_system ()->columns ();
+ vector<Grob*> retval;
- for (int i=0; i < all.size (); i++)
- if (all[i]->breakable_b ())
- retval.push (all[i]);
+ for (vsize i = 0; i < all.size (); i++)
+ if (Item::is_breakable (all[i]))
+ retval.push_back (all[i]);
- if (linelength <=0)
- while (retval.size () >2)
- retval.del (1);
+ if (linewidth_ <= 0)
+ while (retval.size () > 2)
+ retval.erase (retval.begin () + 1);
return retval;
}
-
-Simple_spacer*
-Break_algorithm::generate_spacing_problem (Line_of_cols curline, Interval line) const
+Simple_spacer_wrapper *
+Break_algorithm::generate_spacing_problem (vector<Grob*> const &curline,
+ Interval line) const
{
- Simple_spacer * sp = new Simple_spacer;
- Paper_def * d = pscore_l_->paper_l_;
- sp->compression_energy_factor_f_ = d->get_var ("compression_energy_factor");
- sp->default_space_f_ = d->get_var ("loose_column_distance");
+ Simple_spacer_wrapper *spw = new Simple_spacer_wrapper;
+ Simple_spacer *sp = spw->spacer_;
- sp->indent_f_ = line[LEFT];
+ /*
+ this is hardcoded, but this shouldn't happen anyway.
+ used to be get_dimension (ly_symbol2scm ("loose_column_distance"));
+ */
+ sp->default_space_ = 1.0;
+ sp->indent_ = line[LEFT];
/*
sort out how interfacing this should work;
- */
- if (line.empty_b())
- {
- sp->line_len_f_ = -1;
- }
+ */
+ if (line.is_empty ())
+ sp->line_len_ = -1;
else
- sp->line_len_f_ = line.length ();
-
- sp->add_columns (curline);
-
+ sp->line_len_ = line.length ();
- return sp;
+ spw->add_columns (curline);
+ return spw;
}
Break_algorithm::Break_algorithm ()
{
- pscore_l_ = 0;
- linelength = 0;
+ pscore_ = 0;
+ linewidth_ = 0;
}
void
-Break_algorithm::set_pscore (Paper_score*s)
-{
- pscore_l_ = s;
- linelength = s->paper_l_->linewidth_f ();
- do_set_pscore ();
-}
-
-bool
-Break_algorithm::feasible (Line_of_cols curline) const
+Break_algorithm::set_pscore (Paper_score *s)
{
- if (linelength <= 0)
- return true;
-
- for (int i=0; i < curline.size (); i++)
- {
- if (i && i < curline.size () -1
- && ((dynamic_cast<Score_column*>(curline[i]))->break_penalty_i () >= Break_req::FORCE))
- return false;
- }
- return true;
+ pscore_ = s;
+ linewidth_ = s->layout ()->get_dimension (ly_symbol2scm ("line-width"));
}
-void
-Break_algorithm::problem_OK () const
-{
- if (pscore_l_->col_l_arr_.empty ())
- error (_("Score does not have any columns"));
- OK ();
-}
-
-void
-Break_algorithm::OK () const
-{
-}
-
-Array<Column_x_positions>
+vector<Column_x_positions>
Break_algorithm::solve () const
{
- Array<Column_x_positions> h= do_solve ();
-
+ vector<Column_x_positions> h= do_solve ();
+
return h;
}
-void
-Break_algorithm::do_set_pscore ()
+Break_algorithm::~Break_algorithm ()
{
-
}