2 score.cc -- implement Score
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 "lily-parser.hh"
16 #include "cpu-timer.hh"
17 #include "global-context.hh"
18 #include "ly-smobs.icc"
20 #include "music-iterator.hh"
21 #include "output-def.hh"
23 #include "paper-book.hh"
24 #include "output-def.hh"
25 #include "paper-score.hh"
26 #include "scm-hash.hh"
43 IMPLEMENT_SMOBS (Score);
44 IMPLEMENT_DEFAULT_EQUAL_P (Score);
45 IMPLEMENT_TYPE_P (Score, "ly:score?");
48 Score::mark_smob (SCM s)
50 Score *sc = (Score*) SCM_CELL_WORD_1 (s);
54 scm_gc_mark (sc->key_->self_scm());
58 scm_gc_mark (sc->header_);
60 scm_gc_mark (sc->texts_);
61 for (int i = sc->defs_.size (); i--;)
62 scm_gc_mark (sc->defs_[i]->self_scm ());
67 Score::print_smob (SCM , SCM p, scm_print_state*)
69 scm_puts ("#<Score>", p);
74 Score::Score (Score const &s)
78 error_found_ = s.error_found_;
86 Music *m = unsmob_music (s.music_);
87 music_ = m ? m->clone ()->self_scm () : SCM_EOL;
88 scm_gc_unprotect_object (music_);
90 for (int i = 0; i < s.defs_.size (); i++)
91 defs_.push (s.defs_[i]->clone ());
93 header_ = ly_make_anonymous_module (false);
94 if (ly_c_module_p (s.header_))
95 ly_module_copy (header_, s.header_);
103 default_rendering (SCM music, SCM outdef,
105 SCM header, SCM texts,
109 SCM scaled_def = outdef;
110 SCM scaled_bookdef = book_outputdef;
112 Output_def *bpd = unsmob_output_def (book_outputdef);
115 if (bpd->c_variable ("is-paper") == SCM_BOOL_T)
117 Real scale = scm_to_double (bpd->c_variable ("outputscale"));
119 Output_def *def = scale_output_def (unsmob_output_def (outdef), scale);
120 scaled_def = def->self_scm ();
122 scaled_bookdef = scale_output_def (bpd, scale)->self_scm ();
123 unsmob_output_def (scaled_def)->parent_
124 = unsmob_output_def (scaled_bookdef);
126 scm_gc_unprotect_object (scaled_bookdef);
127 scm_gc_unprotect_object (scaled_def);
130 SCM context = ly_run_translator (music, scaled_def, key);
131 if (Global_context *g = dynamic_cast<Global_context*>
132 (unsmob_context (context)))
134 SCM systems = ly_format_output (context, outname);
135 Music_output *output = g->get_output ();
136 if (systems != SCM_UNDEFINED)
138 /* ugh, this is strange, Paper_book without a Book object. */
139 Paper_book *paper_book = new Paper_book ();
140 paper_book->header_ = header;
141 paper_book->paper_ = unsmob_output_def (scaled_bookdef);
144 sc.systems_ = systems;
148 paper_book->score_systems_.push (sc);
150 paper_book->classic_output (ly_scm2string (outname));
151 scm_gc_unprotect_object (paper_book->self_scm ());
156 scm_remember_upto_here_1 (scaled_def);
157 scm_remember_upto_here_1 (scaled_bookdef);
161 Format score, return systems. OUTNAME is still passed to create a midi
164 LAYOUTBOOK should be scaled already.
168 Score::book_rendering (String outname,
169 Output_def *layoutbook,
170 Output_def *default_def,
171 Object_key *book_key)
176 SCM scaled_bookdef = SCM_EOL;
179 if (layoutbook && layoutbook->c_variable ("is-paper") == SCM_BOOL_T)
180 scale = scm_to_double (layoutbook->c_variable ("outputscale"));
182 SCM out = scm_makfrom0str (outname.to_str0 ());
183 SCM systems = SCM_EOL;
184 int outdef_count = defs_.size ();
186 Object_key * key = new Lilypond_general_key (book_key, user_key_, 0);
187 SCM scm_key = key->self_scm();
188 scm_gc_unprotect_object (scm_key);
190 for (int i = 0; !i || i < outdef_count; i++)
192 Output_def *def = outdef_count ? defs_[i] : default_def;
193 SCM scaled = SCM_EOL;
194 if (def->c_variable ("is-layout") == SCM_BOOL_T)
196 def = scale_output_def (def, scale);
197 def->parent_ = layoutbook;
198 scaled = def->self_scm ();
199 scm_gc_unprotect_object (scaled);
202 /* TODO: fix or junk --no-layout. */
203 SCM context = ly_run_translator (music_, def->self_scm (), scm_key);
204 if (dynamic_cast<Global_context*> (unsmob_context (context)))
206 SCM s = ly_format_output (context, out);
207 if (s != SCM_UNDEFINED)
211 scm_remember_upto_here_1 (scaled);
214 scm_remember_upto_here_1 (scm_key);
215 scm_remember_upto_here_1 (scaled_bookdef);
224 Score::set_music (SCM music, SCM parser)
227 SCM check_funcs = ly_lily_module_constant ("toplevel-music-functions");
228 for (; scm_is_pair (check_funcs); check_funcs = scm_cdr (check_funcs))
229 music = scm_call_2 (scm_car (check_funcs), music, parser);
231 if (unsmob_music (music_))
233 unsmob_music (music)->origin ()->error (_("Already have music in score"));
234 unsmob_music (music_)->origin ()->error (_("This is the previous music"));
236 Music * m = unsmob_music (music);
237 if (m && to_boolean (m->get_property ("error-found")))
239 m->origin()->error (_("Error found in this music expression. Ignoring it"));
241 this->error_found_ = this->error_found_ || to_boolean (m->get_property ("error-found"));
245 if (this->error_found_)
246 this->music_ = SCM_EOL;
248 this->music_ = music;
253 Score::get_music () const