2 paper-score.cc -- implement Paper_score
4 source file of the GNU LilyPond music typesetter
6 (c) 1996--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
12 #include "font-metric.hh"
14 #include "paper-def.hh"
16 #include "paper-column.hh"
17 #include "paper-score.hh"
18 #include "paper-column.hh"
19 #include "scm-hash.hh"
20 #include "gourlay-breaking.hh"
21 #include "paper-outputter.hh"
22 #include "input-file-results.hh"
24 #include "all-font-metrics.hh"
26 Paper_score::Paper_score ()
35 Paper_score::typeset_line (System *l)
42 main_smob_ = gh_cons (l->self_scm (), main_smob_);
45 scm_gc_unprotect_object (l->self_scm());
49 Paper_score::Paper_score (Paper_score const &s)
55 Array<Column_x_positions>
56 Paper_score::calc_breaking ()
58 Break_algorithm *algorithm=0;
59 Array<Column_x_positions> sol;
61 algorithm = new Gourlay_breaking ;
62 algorithm->set_pscore (this);
63 sol = algorithm->solve ();
73 Paper_score::process (String outname)
76 progress_indication (_f ("Element count %d (spanners %d) ",
77 system_->element_count (),
78 system_->spanner_count ()));
81 progress_indication (_ ("Preprocessing graphical objects...") + " ");
84 Check out why we need this - removing gives assertion failures
87 { /* doubly, also done in Score_engraver */
88 Link_array<Grob> pc (system_->columns ());
90 pc[0]->set_property ("breakable", SCM_BOOL_T);
91 pc.top ()->set_property ("breakable", SCM_BOOL_T);
94 system_->pre_processing ();
96 Array<Column_x_positions> breaking = calc_breaking ();
97 system_->break_into_pieces (breaking);
99 outputter_ = paper_->get_paper_outputter (outname);
101 progress_indication ("\n");
103 SCM scopes = SCM_EOL;
106 scopes = scm_cons (header_, scopes);
107 if (global_input_file->header_ && global_input_file->header_ != header_)
108 scopes = scm_cons (global_input_file->header_, scopes);
110 outputter_->output_metadata (scopes, paper_);
111 outputter_->output_music_output_def (paper_);
112 outputter_->output_scheme (scm_list_1 (ly_symbol2scm ("header-end")));
115 ->output_scheme (scm_list_2 (ly_symbol2scm ("define-fonts"),
116 ly_quote_scm (paper_->font_descriptions ())));
118 outputter_->output_scheme (scm_list_2 (ly_symbol2scm ("make-title"),
119 ly_quote_scm (outputter_->file_)));
120 system_->output_lines ();
121 outputter_->output_scheme (scm_list_1 (ly_symbol2scm ("end-output")));
123 progress_indication ("\n");