2003 -> 2004

[lilypond.git] / lily / break-algorithm.cc

diff --git a/lily/break-algorithm.cc b/lily/break-algorithm.cc
index 540c6597c83671e329f39c7aaa9bc2753c2bd1f6..56f8e2e109fa102975dd4e5255d6bcd2bbfa24f1 100644 (file)
--- a/lily/break-algorithm.cc
+++ b/lily/break-algorithm.cc
@@ -3,35 +3,32 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996,  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 #include "paper-column.hh"
 #include "break-algorithm.hh"
 #include "paper-def.hh"
-#include "debug.hh"
-#include "line-of-score.hh"
+#include "system.hh"
 #include "paper-score.hh"
 #include "paper-column.hh"
 #include "cpu-timer.hh"
-#include "command-request.hh"
-#include "simple-spacer.hh"
-
-
 
+#include "simple-spacer.hh"
+#include "group-interface.hh"
 
 
 Array<int>
 Break_algorithm::find_break_indices () const
 {
-  Link_array<Paper_column> all (pscore_l_->col_l_arr_);
+  Link_array<Grob> all = pscore_->system_->columns ();
   Array<int> retval;
 
   for (int i=0; i < all.size (); i++)
-    if (all[i]->breakable_b ())
+    if (Item::breakable_b (all[i]))
       retval.push (i);
 
-  if (linewidth_f_ <=0)
+  if (linewidth_ <=0)
     while (retval.size () >2)
       retval.del (1);
 
@@ -39,17 +36,17 @@ Break_algorithm::find_break_indices () const
 }
 
 
-Link_array<Paper_column>
+Link_array<Grob>
 Break_algorithm::find_breaks () const
 {
-  Link_array<Paper_column> all (pscore_l_->col_l_arr_);
-  Link_array<Paper_column> retval;
+  Link_array<Grob> all = pscore_->system_->columns ();
+  Link_array<Grob> retval;
 
   for (int i=0; i < all.size (); i++)
-    if (all[i]->breakable_b ())
+    if (Item::breakable_b (all[i]))
       retval.push (all[i]);
 
-  if (linewidth_f_ <=0)
+  if (linewidth_ <=0)
     while (retval.size () >2)
       retval.del (1);
 
@@ -58,24 +55,29 @@ Break_algorithm::find_breaks () const
 
 
 Simple_spacer*
-Break_algorithm::generate_spacing_problem (Link_array<Paper_column> curline, Interval line) const
+Break_algorithm::generate_spacing_problem (Link_array<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");
 
-  sp->indent_f_ = line[LEFT];
+  /*
+    this is hardcoded, but this shouldn't happen anyway.
+    used to be get_realvar (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())
+  if (line.is_empty ())
     {
-     sp->line_len_f_ = -1;
+     sp->line_len_ = -1;
     }
   else
-    sp->line_len_f_ = line.length ();
+    sp->line_len_ = line.length ();
   
   sp->add_columns (curline);
 
@@ -85,31 +87,15 @@ Break_algorithm::generate_spacing_problem (Link_array<Paper_column> curline, Int
 
 Break_algorithm::Break_algorithm ()
 {
-  pscore_l_ = 0;
-  linewidth_f_ = 0;
+  pscore_ = 0;
+  linewidth_ = 0;
 }
 
 void
 Break_algorithm::set_pscore (Paper_score*s)
 {
-  pscore_l_ = s;
-  linewidth_f_ = s->paper_l_->get_var("linewidth");
-  do_set_pscore ();
-}
-
-
-
-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
-{
+  pscore_ = s;
+  linewidth_ = s->paper_->get_realvar (ly_symbol2scm ("linewidth"));
 }
 
 Array<Column_x_positions>
@@ -120,8 +106,3 @@ Break_algorithm::solve () const
   return h;
 }
 
-void
-Break_algorithm::do_set_pscore ()
-{
-
-}