2 book.cc -- implement Book
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2005 Han-Wen Nienhuys <hanwen@cs.uu.nl>
13 #include "lilypond-key.hh"
14 #include "global-context.hh"
16 #include "music-iterator.hh"
17 #include "music-output.hh"
19 #include "output-def.hh"
20 #include "paper-book.hh"
23 #include "text-interface.hh"
26 #include "performance.hh"
27 #include "paper-score.hh"
29 #include "ly-smobs.icc"
44 IMPLEMENT_SMOBS (Book);
45 IMPLEMENT_DEFAULT_EQUAL_P (Book);
48 Book::mark_smob (SCM s)
50 Book *book = (Book *) SCM_CELL_WORD_1 (s);
54 scm_gc_mark (book->key_->self_scm ());
58 scm_gc_mark (book->paper_->self_scm ());
59 scm_gc_mark (book->scores_);
65 Book::print_smob (SCM, SCM p, scm_print_state*)
67 scm_puts ("#<Book>", p);
72 Book::add_score (SCM s)
74 scores_ = scm_cons (s, scores_);
77 /* Concatenate all score outputs into a Paper_book
81 Book::process (Output_def *default_paper,
82 Output_def *default_layout)
84 for (SCM s = scores_; s != SCM_EOL; s = scm_cdr (s))
85 if (Score *score = unsmob_score (scm_car (s)))
86 if (score->error_found_)
89 Output_def *paper = paper_ ? default_paper : paper_;
91 Paper_book *paper_book = new Paper_book ();
92 Real scale = scm_to_double (paper->c_variable ("outputscale"));
93 Output_def *scaled_bookdef = scale_output_def (paper, scale);
95 Object_key *key = new Lilypond_general_key (0, user_key_, 0);
96 SCM scm_key = key->self_scm ();
97 scm_gc_unprotect_object (scm_key);
99 paper_book->paper_ = scaled_bookdef;
100 scm_gc_unprotect_object (scaled_bookdef->self_scm ());
102 paper_book->header_ = header_;
104 /* Render in order of parsing. */
105 for (SCM s = scm_reverse (scores_); s != SCM_EOL; s = scm_cdr (s))
107 if (Score *score = unsmob_score (scm_car (s)))
110 ->book_rendering (paper_book->paper_, default_layout, key);
112 while (scm_is_pair (outputs))
114 Music_output *output = unsmob_music_output (scm_car (outputs));
116 if (Performance *perf = dynamic_cast<Performance *> (output))
118 paper_book->add_performance (perf->self_scm ());
120 else if (Paper_score *pscore = dynamic_cast<Paper_score *> (output))
122 SCM systems = pscore->get_paper_systems ();
123 if (ly_is_module (score->header_))
124 paper_book->add_score (score->header_);
125 paper_book->add_score (systems);
128 outputs = scm_cdr (outputs);
131 else if (Text_interface::markup_p (scm_car (s)))
132 paper_book->add_score (scm_car (s));
137 scm_remember_upto_here_1 (scm_key);