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>
14 #include "cpu-timer.hh"
15 #include "global-context.hh"
16 #include "lily-parser.hh"
17 #include "lilypond-key.hh"
18 #include "ly-smobs.icc"
20 #include "music-iterator.hh"
22 #include "output-def.hh"
23 #include "output-def.hh"
24 #include "paper-book.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);
52 scm_gc_mark (sc->header_);
53 scm_gc_mark (sc->texts_);
54 for (int i = sc->defs_.size (); i--;)
55 scm_gc_mark (sc->defs_[i]->self_scm ());
60 Score::print_smob (SCM , SCM p, scm_print_state*)
62 scm_puts ("#<Score>", p);
67 Score::Score (Score const &s)
73 error_found_ = s.error_found_;
76 Music *m = unsmob_music (s.music_);
77 music_ = m ? m->clone ()->self_scm () : SCM_EOL;
78 scm_gc_unprotect_object (music_);
80 for (int i = 0, n = s.defs_.size (); i < n; i++)
81 defs_.push (s.defs_[i]->clone ());
83 header_ = ly_make_anonymous_module (false);
84 if (ly_c_module_p (s.header_))
85 ly_module_copy (header_, s.header_);
92 default_rendering (SCM music, SCM outdef,
94 SCM header, SCM texts,
98 SCM scaled_def = outdef;
99 SCM scaled_bookdef = book_outputdef;
101 Output_def *bpd = unsmob_output_def (book_outputdef);
104 if (bpd->c_variable ("is-paper") == SCM_BOOL_T)
106 Real scale = scm_to_double (bpd->c_variable ("outputscale"));
108 Output_def *def = scale_output_def (unsmob_output_def (outdef), scale);
109 scaled_def = def->self_scm ();
111 scaled_bookdef = scale_output_def (bpd, scale)->self_scm ();
112 unsmob_output_def (scaled_def)->parent_
113 = unsmob_output_def (scaled_bookdef);
115 scm_gc_unprotect_object (scaled_bookdef);
116 scm_gc_unprotect_object (scaled_def);
119 SCM context = ly_run_translator (music, scaled_def, key);
120 if (Global_context *g = dynamic_cast<Global_context*>
121 (unsmob_context (context)))
123 SCM systems = ly_format_output (context, outname);
124 Music_output *output = g->get_output ();
125 if (systems != SCM_UNDEFINED)
127 /* ugh, this is strange, Paper_book without a Book object. */
128 Paper_book *paper_book = new Paper_book ();
129 paper_book->header_ = header;
130 paper_book->paper_ = unsmob_output_def (scaled_bookdef);
133 sc.systems_ = systems;
137 paper_book->score_systems_.push (sc);
139 paper_book->classic_output (ly_scm2string (outname));
140 scm_gc_unprotect_object (paper_book->self_scm ());
145 scm_remember_upto_here_1 (scaled_def);
146 scm_remember_upto_here_1 (scaled_bookdef);
150 Format score, return systems. OUTNAME is still passed to create a midi
153 LAYOUTBOOK should be scaled already.
157 Score::book_rendering (String outname,
158 Output_def *layoutbook,
159 Output_def *default_def,
160 Object_key *book_key)
165 SCM scaled_bookdef = SCM_EOL;
168 if (layoutbook && layoutbook->c_variable ("is-paper") == SCM_BOOL_T)
169 scale = scm_to_double (layoutbook->c_variable ("outputscale"));
171 SCM out = scm_makfrom0str (outname.to_str0 ());
172 SCM systems = SCM_EOL;
173 int outdef_count = defs_.size ();
175 Object_key * key = new Lilypond_general_key (book_key, user_key_, 0);
176 SCM scm_key = key->self_scm();
177 scm_gc_unprotect_object (scm_key);
179 for (int i = 0; !i || i < outdef_count; i++)
181 Output_def *def = outdef_count ? defs_[i] : default_def;
182 SCM scaled = SCM_EOL;
183 if (def->c_variable ("is-layout") == SCM_BOOL_T)
185 def = scale_output_def (def, scale);
186 def->parent_ = layoutbook;
187 scaled = def->self_scm ();
188 scm_gc_unprotect_object (scaled);
191 /* TODO: fix or junk --no-layout. */
192 SCM context = ly_run_translator (music_, def->self_scm (), scm_key);
193 if (dynamic_cast<Global_context*> (unsmob_context (context)))
195 SCM s = ly_format_output (context, out);
196 if (s != SCM_UNDEFINED)
200 scm_remember_upto_here_1 (scaled);
203 scm_remember_upto_here_1 (scm_key);
204 scm_remember_upto_here_1 (scaled_bookdef);
213 Score::set_music (SCM music, SCM parser)
216 SCM check_funcs = ly_lily_module_constant ("toplevel-music-functions");
217 for (; scm_is_pair (check_funcs); check_funcs = scm_cdr (check_funcs))
218 music = scm_call_2 (scm_car (check_funcs), music, parser);
220 if (unsmob_music (music_))
222 unsmob_music (music)->origin ()->error (_("Already have music in score"));
223 unsmob_music (music_)->origin ()->error (_("This is the previous music"));
225 Music * m = unsmob_music (music);
226 if (m && to_boolean (m->get_property ("error-found")))
228 m->origin()->error (_("Error found in this music expression. Ignoring it"));
230 this->error_found_ = this->error_found_ || to_boolean (m->get_property ("error-found"));
234 if (this->error_found_)
235 this->music_ = SCM_EOL;
237 this->music_ = music;
242 Score::get_music () const