Update using bison-CVS.

[lilypond.git] / lily / paper-score.cc

diff --git a/lily/paper-score.cc b/lily/paper-score.cc
index ce5acf7b63fb75a0b2cd2238946251a12a34e84f..800aa132ed77023f08d0388d5e9c4c7933de4124 100644 (file)
--- a/lily/paper-score.cc
+++ b/lily/paper-score.cc
@@ -3,64 +3,55 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1996--2002 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1996--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
-#include "score.hh"
-#include "main.hh"
-#include "warn.hh"
-#include "font-metric.hh"
-#include "spanner.hh"
-#include "paper-def.hh"
-#include "system.hh"
-#include "paper-column.hh"
 #include "paper-score.hh"
-#include "paper-column.hh"
-#include "scm-hash.hh"
+
+#include "all-font-metrics.hh"
 #include "gourlay-breaking.hh"
-#include "paper-outputter.hh"
-#include "input-file-results.hh"
+#include "main.hh"
 #include "misc.hh"
-#include "all-font-metrics.hh"
+#include "output-def.hh"
+#include "paper-book.hh"
+#include "paper-column.hh"
+#include "scm-hash.hh"
+#include "score.hh"
+#include "stencil.hh"
+#include "system.hh"
+#include "warn.hh"
 
 Paper_score::Paper_score ()
 {
-  paper_ =0;
-  outputter_ =0;
+  layout_ = 0;
   system_ = 0;
-  main_smob_ = SCM_EOL;
+}
+
+Paper_score::Paper_score (Paper_score const &s)
+  : Music_output (s)
+{
+  assert (false);
 }
 
 void
-Paper_score::typeset_line (System *l)
+Paper_score::typeset_line (System *system)
 {
   if (!system_)
-    {
-      system_ = l;             // ugh.
-    }
-
-  main_smob_ = gh_cons (l->self_scm (), main_smob_);
-  l->pscore_ = this;
-
-  /*
-    We don't unprotect l->self_scm (), we haven't got any place else to
-    protect it from collection.  */
+    system_ = system;
 
-}
+  systems_ = scm_cons (system->self_scm (), systems_);
+  system->pscore_ = this;
 
-Paper_score::Paper_score (Paper_score const &s)
-  : Music_output (s)
-{
-  assert (false);
+  scm_gc_unprotect_object (system->self_scm ());
 }
 
 Array<Column_x_positions>
 Paper_score::calc_breaking ()
 {
-  Break_algorithm *algorithm=0;
+  Break_algorithm *algorithm = 0;
   Array<Column_x_positions> sol;
 
-  algorithm = new Gourlay_breaking ;
+  algorithm = new Gourlay_breaking;
   algorithm->set_pscore (this);
   sol = algorithm->solve ();
   delete algorithm;
@@ -68,73 +59,34 @@ Paper_score::calc_breaking ()
   return sol;
 }
 
-/*
-  urg. clean me
- */
-void
-Paper_score::process ()
+SCM
+Paper_score::process (String)
 {
-  if (verbose_global_b)
-    progress_indication (_f ("Element count %d (spanners %d) ",
+  if (be_verbose_global)
+    message (_f ("Element count %d (spanners %d) ",
                             system_->element_count (),
                             system_->spanner_count ()));
 
-  
-  progress_indication (_ ("Preprocessing graphical objects...") + " ");
+  message (_ ("Preprocessing graphical objects...") + " ");
 
-  /*
-    Be sure to set breakability on first & last column.
-   */
+  /* FIXME: Check out why we need this - removing gives assertion failures
+     down the road.
+
+     doubly, also done in Score_engraver */
   Link_array<Grob> pc (system_->columns ());
-  
-  pc[0]->set_grob_property ("breakable", SCM_BOOL_T);
-  pc.top ()->set_grob_property ("breakable", SCM_BOOL_T);
+  pc[0]->set_property ("breakable", SCM_BOOL_T);
+  pc.top ()->set_property ("breakable", SCM_BOOL_T);
 
   system_->pre_processing ();
- 
+
   Array<Column_x_positions> breaking = calc_breaking ();
   system_->break_into_pieces (breaking);
-  
-  outputter_ = paper_->get_paper_outputter ();
-  outputter_->output_header ();
-  outputter_->output_version ();
-
-  progress_indication ("\n");
-
-  if (global_input_file->header_)
-    {
-      outputter_->output_scope (global_input_file->header_, "lilypond");
-      outputter_->write_header_fields_to_file (global_input_file->header_);
-    }
-  
-  if (header_)
-    {
-      outputter_->output_scope (header_, "lilypond");
-      outputter_->write_header_fields_to_file (header_);
-    }
-  
-  outputter_->output_comment (_ ("Outputting Score, defined at: "));
-  outputter_->output_comment (origin_string_);
-
-  outputter_->output_scope (paper_->scope_, "lilypondpaper");
-
-  SCM scm = scm_list_n (ly_symbol2scm ("header-end"), SCM_UNDEFINED);
-  outputter_->output_scheme (scm);
-
-  system_->output_lines ();
-
-  scm = scm_list_n (ly_symbol2scm ("end-output"), SCM_UNDEFINED);
-  outputter_->output_scheme (scm);
-
-  progress_indication ("\n");
-
-  // huh?
-  delete outputter_;
-  outputter_ = 0;
-  
-  if (verbose_global_b)
-    {
-      scm_write (scm_gc_stats (), scm_current_error_port ());
-      scm_flush (scm_current_error_port ());
-    }
+  SCM lines = system_->get_lines ();
+
+  /*
+    retain Grobs, since they are pointed to by the point & click data
+    structures, and are not marked fully, because child -> parent
+    links aren't marked.
+   */
+  return lines;
 }