source file of the GNU LilyPond music typesetter
- (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1996--2008 Han-Wen Nienhuys <hanwen@xs4all.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 "all-font-metrics.hh"
+#include "book.hh"
+#include "international.hh"
+#include "main.hh"
+#include "misc.hh"
+#include "output-def.hh"
+#include "paper-book.hh"
#include "paper-column.hh"
#include "scm-hash.hh"
-#include "gourlay-breaking.hh"
-#include "paper-outputter.hh"
-#include "input-file-results.hh"
-#include "misc.hh"
-#include "all-font-metrics.hh"
-
+#include "score.hh"
#include "stencil.hh"
-#include "paper-book.hh"
-#include "ly-module.hh"
+#include "system.hh"
+#include "warn.hh"
+#include "constrained-breaking.hh"
-Paper_score::Paper_score ()
+Paper_score::Paper_score (Output_def *layout)
{
- paper_ = 0;
- outputter_ = 0;
+ layout_ = layout;
system_ = 0;
- main_smob_ = SCM_EOL;
- lines_ = SCM_EOL;
- book_title_ = 0;
- score_title_ = 0;
+ systems_ = SCM_EOL;
+ paper_systems_ = SCM_BOOL_F;
}
Paper_score::Paper_score (Paper_score const &s)
assert (false);
}
+void
+Paper_score::derived_mark () const
+{
+ if (layout_)
+ scm_gc_mark (layout_->self_scm ());
+ scm_gc_mark (systems_);
+ scm_gc_mark (paper_systems_);
+}
void
-Paper_score::typeset_line (System *line)
+Paper_score::typeset_system (System *system)
{
if (!system_)
- /* ugh. */
- system_ = line;
+ system_ = system;
+
+ systems_ = scm_cons (system->self_scm (), systems_);
+ system->pscore_ = this;
+ system->layout_ = layout_;
+ system->unprotect ();
+}
- main_smob_ = gh_cons (line->self_scm (), main_smob_);
- line->pscore_ = this;
- scm_gc_unprotect_object (line->self_scm ());
+vector<vsize>
+Paper_score::find_break_indices () const
+{
+ vector<Grob*> all = root_system ()->used_columns ();
+ vector<vsize> retval;
+
+ for (vsize i = 0; i < all.size (); i++)
+ {
+ Item *it = dynamic_cast<Item*> (all[i]);
+ if (Paper_column::is_breakable (all[i])
+ && (i == 0 || it->find_prebroken_piece (LEFT))
+ && (i == all.size () - 1 || it->find_prebroken_piece (RIGHT)))
+ retval.push_back (i);
+ }
+
+ cols_ = all;
+ break_indices_ = retval;
+
+ return retval;
+}
+
+vector<vsize>
+Paper_score::get_break_indices () const
+{
+ if (break_indices_.empty ())
+ find_break_indices ();
+ return break_indices_;
}
-Array<Column_x_positions>
+vector<Grob*>
+Paper_score::get_columns () const
+{
+ if (cols_.empty ())
+ find_break_indices ();
+ return cols_;
+}
+
+vector<Column_x_positions>
Paper_score::calc_breaking ()
{
- Break_algorithm *algorithm=0;
- Array<Column_x_positions> sol;
+ Constrained_breaking algorithm (this);
+ vector<Column_x_positions> sol;
+
+ message (_ ("Calculating line breaks...") + " ");
- algorithm = new Gourlay_breaking ;
- algorithm->set_pscore (this);
- sol = algorithm->solve ();
- delete algorithm;
+ int system_count = robust_scm2int (layout ()->c_variable ("system-count"), 0);
+ if (system_count)
+ return algorithm.solve (0, VPOS, system_count);
- return sol;
+ return algorithm.best_solution (0, VPOS);
}
void
-Paper_score::process (String outname)
+Paper_score::process ()
{
- if (verbose_global_b)
- progress_indication (_f ("Element count %d (spanners %d) ",
- system_->element_count (),
- system_->spanner_count ()));
-
- progress_indication (_ ("Preprocessing graphical objects...") + " ");
-
- /* 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_property ("breakable", SCM_BOOL_T);
- pc.top ()->set_property ("breakable", SCM_BOOL_T);
-
+ if (be_verbose_global)
+ message (_f ("Element count %d (spanners %d) ",
+ system_->element_count (),
+ system_->spanner_count ()));
+
+ message (_ ("Preprocessing graphical objects..."));
+
system_->pre_processing ();
-
- Array<Column_x_positions> breaking = calc_breaking ();
- system_->break_into_pieces (breaking);
- lines_ = system_->get_lines ();
-
- // FIXME: ...
- outputter_ = paper_->get_paper_outputter (outname);
-
- progress_indication ("\n");
-
- SCM scopes = SCM_EOL;
- if (header_)
- scopes = scm_cons (header_, scopes);
- if (global_input_file->header_ && global_input_file->header_ != header_)
- scopes = scm_cons (global_input_file->header_, scopes);
-
- outputter_->output_metadata (scopes, paper_);
-
-#ifdef PAGE_LAYOUT
- SCM make_title = scm_primitive_eval (ly_symbol2scm ("make-title"));
- SCM b = ly_modules_lookup (scopes, ly_symbol2scm ("bookTitle"));
- if (b != SCM_UNDEFINED && scm_variable_bound_p (b) == SCM_BOOL_T)
- book_title_
- = unsmob_stencil (gh_call2 (make_title, paper_->self_scm (),
- scm_variable_ref (b)));
-
- SCM s = ly_modules_lookup (scopes, ly_symbol2scm ("scoreTitle"));
- if (s != SCM_UNDEFINED && scm_variable_bound_p (s) == SCM_BOOL_T)
- score_title_
- = unsmob_stencil (gh_call2 (make_title, paper_->self_scm (),
- scm_variable_ref (s)));
-
-#if 0
- // FIXME:
- delete system_;
- system_ = 0;
-#endif
-
- /* Ugh: caller (Score) should do this, but does not know our flavor
- (paper or midi). */
- paper_book->paper_scores_.push (this);
-#else
- output ();
-#endif
}
-void
-Paper_score::output ()
+System *
+Paper_score::root_system () const
+{
+ return system_;
+}
+
+Output_def *
+Paper_score::layout () const
+{
+ return layout_;
+}
+
+SCM
+Paper_score::get_paper_systems ()
+{
+ if (paper_systems_ == SCM_BOOL_F)
+ {
+ vector<Column_x_positions> breaking = calc_breaking ();
+ system_->break_into_pieces (breaking);
+ message (_ ("Drawing systems...") + " ");
+ system_->do_break_substitution_and_fixup_refpoints ();
+ paper_systems_ = system_->get_paper_systems ();
+ }
+ return paper_systems_;
+}
+
+
+Paper_score *
+unsmob_paper_score (SCM x)
{
- outputter_->output_header (paper_);
-
- int line_count = SCM_VECTOR_LENGTH ((SCM) lines_);
- for (int i = 0; i < line_count; i++)
- outputter_->output_line (scm_vector_ref (lines_, scm_int2num (i)),
- i == line_count - 1);
-
- outputter_->output_scheme (scm_list_1 (ly_symbol2scm ("end-output")));
- progress_indication ("\n");
-
-#if 0
- // huh?
- delete outputter_;
- outputter_ = 0;
-#endif
+ return dynamic_cast<Paper_score*> (unsmob_music_output (x));
}
projects / lilypond.git / blobdiff