2 paper-book.cc -- implement Paper_book
4 source file of the GNU LilyPond music typesetter
6 (c) 2004--2009 Jan Nieuwenhuizen <janneke@gnu.org>
9 #include "paper-book.hh"
12 #include "international.hh"
14 #include "output-def.hh"
15 #include "paper-column.hh"
16 #include "paper-score.hh"
17 #include "paper-system.hh"
18 #include "text-interface.hh"
20 #include "program-option.hh"
21 #include "page-marker.hh"
23 #include "ly-smobs.icc"
25 Paper_book::Paper_book ()
32 performances_ = SCM_EOL;
33 systems_ = SCM_BOOL_F;
40 Paper_book::~Paper_book ()
44 IMPLEMENT_DEFAULT_EQUAL_P (Paper_book);
45 IMPLEMENT_SMOBS (Paper_book);
46 IMPLEMENT_TYPE_P (Paper_book, "ly:paper-book?");
49 Paper_book::mark_smob (SCM smob)
51 Paper_book *b = (Paper_book *) SCM_CELL_WORD_1 (smob);
53 scm_gc_mark (b->paper_->self_scm ());
55 scm_gc_mark (b->parent_->self_scm ());
56 scm_gc_mark (b->header_);
57 scm_gc_mark (b->header_0_);
58 scm_gc_mark (b->pages_);
59 scm_gc_mark (b->performances_);
60 scm_gc_mark (b->scores_);
61 scm_gc_mark (b->bookparts_);
66 Paper_book::print_smob (SCM smob, SCM port, scm_print_state *)
68 Paper_book *b = (Paper_book *) SCM_CELL_WORD_1 (smob);
70 scm_puts ("#<Paper_book>", port);
75 Paper_book::top_paper ()
77 Output_def *paper = paper_;
78 while (paper->parent_)
79 paper = paper->parent_;
87 for (vsize i = dump_header_fieldnames_global.size (); i--;)
89 = scm_cons (ly_symbol2scm (dump_header_fieldnames_global[i].c_str ()),
95 Paper_book::add_score (SCM s)
97 scores_ = scm_cons (s, scores_);
101 Paper_book::add_bookpart (SCM p)
103 bookparts_ = scm_cons (p, bookparts_);
107 Paper_book::add_performance (SCM s)
109 performances_ = scm_cons (s, performances_);
113 Paper_book::output_aux (SCM output_channel,
115 int *first_page_number,
116 int *first_performance_number)
119 if (scm_is_pair (performances_))
121 SCM proc = ly_lily_module_constant ("write-performances-midis");
126 scm_long2num (*first_performance_number));
127 *first_performance_number += scm_ilength (performances_);
130 if (scm_is_pair (bookparts_))
132 for (SCM p = bookparts_; scm_is_pair (p); p = scm_cdr (p))
133 if (Paper_book *pbookpart = unsmob_paper_book (scm_car (p)))
135 bool is_last_part = (is_last && !scm_is_pair (scm_cdr (p)));
136 page_nb += pbookpart->output_aux (output_channel,
139 first_performance_number);
144 if (scores_ == SCM_EOL)
146 paper_->set_variable (ly_symbol2scm ("first-page-number"),
147 scm_long2num (*first_page_number));
148 paper_->set_variable (ly_symbol2scm ("is-last-bookpart"),
149 ly_bool2scm (is_last));
150 /* Generate all stencils to trigger font loads. */
151 page_nb = scm_ilength (pages ());
152 *first_page_number += page_nb;
158 Paper_book::output (SCM output_channel)
160 int first_page_number
161 = robust_scm2int (paper_->c_variable ("first-page-number"), 1);
162 int first_performance_number = 0;
164 /* FIXME: We need a line-width for ps output (framework-ps.scm:92).
165 If we don't have any, we take the paper-width unless we know
166 better which line-width to choose (e.g. if there are \bookparts
167 with different line-widths) and why we need it at all.
170 if (paper_->c_variable ("line-width") == SCM_UNDEFINED)
171 paper_->set_variable (ly_symbol2scm ("line-width"),
172 paper_->c_variable ("paper-width"));
174 if (!output_aux (output_channel,
177 &first_performance_number))
180 SCM scopes = SCM_EOL;
181 if (ly_is_module (header_))
182 scopes = scm_cons (header_, scopes);
184 string mod_nm = "scm framework-" + get_output_backend_name ();
186 SCM mod = scm_c_resolve_module (mod_nm.c_str ());
188 if (get_program_option ("print-pages"))
190 SCM framework = ly_module_lookup (mod,
191 ly_symbol2scm ("output-framework"));
193 if (framework != SCM_BOOL_F)
195 SCM func = scm_variable_ref (framework);
196 scm_apply_0 (func, scm_list_n (output_channel,
203 warning (_f ("program option -dprint-pages not supported by backend `%s'",
204 get_output_backend_name ()));
207 if (get_program_option ("preview"))
210 = ly_module_lookup (mod, ly_symbol2scm ("output-preview-framework"));
212 if (framework != SCM_BOOL_F)
214 SCM func = scm_variable_ref (framework);
215 scm_apply_0 (func, scm_list_n (output_channel,
222 warning (_f ("program option -dpreview not supported by backend `%s'",
223 get_output_backend_name ()));
228 Paper_book::classic_output_aux (SCM output,
229 int *first_performance_number)
231 if (scm_is_pair (performances_))
233 SCM proc = ly_lily_module_constant ("write-performances-midis");
237 scm_long2num (*first_performance_number));
238 *first_performance_number += scm_ilength (performances_);
241 /* Generate all stencils to trigger font loads. */
246 Paper_book::classic_output (SCM output)
248 int first_performance_number = 0;
249 classic_output_aux (output, &first_performance_number);
251 SCM scopes = SCM_EOL;
252 if (ly_is_module (header_))
253 scopes = scm_cons (header_, scopes);
255 if (ly_is_module (header_0_))
256 scopes = scm_cons (header_0_, scopes);
258 string format = get_output_backend_name ();
259 string mod_nm = "scm framework-" + format;
261 SCM mod = scm_c_resolve_module (mod_nm.c_str ());
262 SCM func = scm_c_module_lookup (mod, "output-classic-framework");
264 func = scm_variable_ref (func);
265 scm_apply_0 (func, scm_list_n (output,
271 progress_indication ("\n");
274 /* TODO: resurrect more complex user-tweaks for titling? */
276 Paper_book::book_title ()
278 SCM title_func = paper_->lookup_variable (ly_symbol2scm ("book-title"));
281 SCM scopes = SCM_EOL;
282 if (ly_is_module (header_))
283 scopes = scm_cons (header_, scopes);
286 if (ly_is_procedure (title_func))
287 tit = scm_call_2 (title_func,
291 if (unsmob_stencil (tit))
292 title = *unsmob_stencil (tit);
294 if (!title.is_empty ())
295 title.align_to (Y_AXIS, UP);
301 Paper_book::score_title (SCM header)
303 SCM title_func = paper_->lookup_variable (ly_symbol2scm ("score-title"));
307 SCM scopes = SCM_EOL;
308 if (ly_is_module (header_))
309 scopes = scm_cons (header_, scopes);
311 if (ly_is_module (header))
312 scopes = scm_cons (header, scopes);
315 if (ly_is_procedure (title_func))
316 tit = scm_call_2 (title_func,
320 if (unsmob_stencil (tit))
321 title = *unsmob_stencil (tit);
323 if (!title.is_empty ())
324 title.align_to (Y_AXIS, UP);
330 set_page_permission (SCM sys, SCM symbol, SCM permission)
332 if (Paper_score *ps = dynamic_cast<Paper_score *> (unsmob_music_output (sys)))
334 vector<Grob *> cols = ps->get_columns ();
337 Paper_column *col = dynamic_cast<Paper_column *> (cols.back ());
338 col->set_property (symbol, permission);
339 col->find_prebroken_piece (LEFT)->set_property (symbol, permission);
342 else if (Prob *pb = unsmob_prob (sys))
343 pb->set_property (symbol, permission);
346 /* read the breakbefore property of a score block and set up the preceding
347 system-spec to honour it. That is, SYS should be the system spec that
348 immediately precedes the score (from which HEADER is taken)
349 in the get_system_specs () list */
351 set_system_penalty (SCM sys, SCM header)
353 if (ly_is_module (header))
355 SCM force = ly_module_lookup (header, ly_symbol2scm ("breakbefore"));
356 if (SCM_VARIABLEP (force)
357 && scm_is_bool (SCM_VARIABLE_REF (force)))
359 if (to_boolean (SCM_VARIABLE_REF (force)))
361 set_page_permission (sys, ly_symbol2scm ("page-break-permission"),
362 ly_symbol2scm ("force"));
363 set_page_permission (sys, ly_symbol2scm ("line-break-permission"),
364 ly_symbol2scm ("force"));
367 set_page_permission (sys, ly_symbol2scm ("page-break-permission"),
374 set_labels (SCM sys, SCM labels)
376 if (Paper_score *ps = dynamic_cast<Paper_score *> (unsmob_music_output (sys)))
378 vector<Grob*> cols = ps->get_columns ();
381 Paper_column *col = dynamic_cast<Paper_column *> (cols[0]);
382 col->set_property ("labels",
383 scm_append_x (scm_list_2 (col->get_property ("labels"),
385 Paper_column *col_right
386 = dynamic_cast<Paper_column *> (col->find_prebroken_piece (RIGHT));
387 col_right->set_property ("labels",
388 scm_append_x (scm_list_2 (col_right->get_property ("labels"),
392 else if (Prob *pb = unsmob_prob (sys))
393 pb->set_property ("labels",
394 scm_append_x (scm_list_2 (pb->get_property ("labels"),
399 Paper_book::get_score_title (SCM header)
401 Stencil title = score_title (header);
402 if (title.is_empty ())
403 title = score_title (header_);
404 if (!title.is_empty ())
407 TODO: this should come from the \layout {} block, which should
408 override settings from \paper {}
411 = paper_->lookup_variable (ly_symbol2scm ("score-title-properties"));
412 Prob *ps = make_paper_system (props);
413 paper_system_set_stencil (ps, title);
415 return ps->self_scm ();
423 Paper_book::get_system_specs ()
425 SCM system_specs = SCM_EOL;
427 Stencil title = book_title ();
428 if (!title.is_empty ())
431 = paper_->lookup_variable (ly_symbol2scm ("book-title-properties"));
432 Prob *ps = make_paper_system (props);
433 paper_system_set_stencil (ps, title);
435 system_specs = scm_cons (ps->self_scm (), system_specs);
440 = scm_call_1 (ly_lily_module_constant ("layout-extract-page-properties"),
441 paper_->self_scm ());
443 SCM interpret_markup_list = ly_lily_module_constant ("interpret-markup-list");
444 SCM header = SCM_EOL;
445 SCM labels = SCM_EOL;
446 for (SCM s = scm_reverse (scores_); scm_is_pair (s); s = scm_cdr (s))
448 if (ly_is_module (scm_car (s)))
450 header = scm_car (s);
451 if (header_0_ == SCM_EOL)
454 else if (Page_marker *page_marker = unsmob_page_marker (scm_car (s)))
456 /* page markers are used to set page breaking/turning permission,
457 or to place bookmarking labels */
458 if (scm_is_symbol (page_marker->permission_symbol ()))
460 /* set previous element page break or turn permission */
461 if (scm_is_pair (system_specs))
462 set_page_permission (scm_car (system_specs),
463 page_marker->permission_symbol (),
464 page_marker->permission_value ());
466 if (scm_is_symbol (page_marker->label ()))
468 /* The next element label is to be set */
469 labels = scm_cons (page_marker->label (), labels);
472 else if (Music_output *mop = unsmob_music_output (scm_car (s)))
474 if (Paper_score *pscore = dynamic_cast<Paper_score *> (mop))
476 SCM title = get_score_title (header);
478 if (scm_is_pair (system_specs))
479 set_system_penalty (scm_car (system_specs), header);
481 if (unsmob_prob (title))
483 system_specs = scm_cons (title, system_specs);
484 unsmob_prob (title)->unprotect ();
488 system_specs = scm_cons (pscore->self_scm (), system_specs);
489 if (scm_is_pair (labels))
491 set_labels (scm_car (system_specs), labels);
502 else if (Text_interface::is_markup_list (scm_car (s)))
504 SCM texts = scm_call_3 (interpret_markup_list,
508 for (SCM list = texts ; scm_is_pair (list) ; list = scm_cdr (list))
510 SCM t = scm_car (list);
512 Prob *ps = make_paper_system (SCM_EOL);
513 ps->set_property ("page-break-permission",
514 ly_symbol2scm ("allow"));
515 ps->set_property ("page-turn-permission",
516 ly_symbol2scm ("allow"));
518 paper_system_set_stencil (ps, *unsmob_stencil (t));
519 ps->set_property ("is-title", SCM_BOOL_T);
520 if (scm_is_pair (scm_cdr (list)))
522 /* If an other markup is following, set this markup
523 * next padding and next space to 0, so that baseline-skip
524 * only should be taken into account for lines vertical
526 ps->set_property ("next-padding", scm_double2num (0.0));
527 ps->set_property ("next-space", scm_double2num (0.0));
529 system_specs = scm_cons (ps->self_scm (), system_specs);
532 if (scm_is_pair (labels))
534 set_labels (scm_car (system_specs), labels);
537 // FIXME: figure out penalty.
538 //set_system_penalty (ps, scores_[i].header_);
545 system_specs = scm_reverse_x (system_specs, SCM_EOL);
550 Paper_book::systems ()
552 if (systems_ != SCM_BOOL_F)
556 if (scm_is_pair (bookparts_))
558 for (SCM p = bookparts_; scm_is_pair (p); p = scm_cdr (p))
559 if (Paper_book *pbookpart = unsmob_paper_book (scm_car (p)))
560 systems_ = scm_append_x (scm_list_2 (systems_,
561 pbookpart->systems ()));
565 SCM specs = get_system_specs ();
566 for (SCM s = specs; scm_is_pair (s); s = scm_cdr (s))
568 if (Paper_score *pscore
569 = dynamic_cast<Paper_score *> (unsmob_music_output (scm_car (s))))
572 = scm_vector_to_list (pscore->get_paper_systems ());
574 system_list = scm_reverse (system_list);
575 systems_ = scm_append (scm_list_2 (system_list, systems_));
579 systems_ = scm_cons (scm_car (s), systems_);
582 systems_ = scm_reverse (systems_);
584 /* backwards compatibility for the old page breaker */
587 for (SCM s = systems_; scm_is_pair (s); s = scm_cdr (s))
589 Prob *ps = unsmob_prob (scm_car (s));
590 ps->set_property ("number", scm_from_int (++i));
593 && to_boolean (last->get_property ("is-title"))
594 && !scm_is_number (ps->get_property ("penalty")))
595 ps->set_property ("penalty", scm_from_int (10000));
598 if (scm_is_pair (scm_cdr (s)))
600 SCM perm = ps->get_property ("page-break-permission");
601 Prob *next = unsmob_prob (scm_cadr (s));
603 next->set_property ("penalty", scm_from_int (10001));
604 else if (perm == ly_symbol2scm ("force"))
605 next->set_property ("penalty", scm_from_int (-10001));
616 if (SCM_BOOL_F != pages_)
620 if (scm_is_pair (bookparts_))
622 for (SCM p = bookparts_; scm_is_pair (p); p = scm_cdr (p))
623 if (Paper_book *pbookpart = unsmob_paper_book (scm_car (p)))
624 pages_ = scm_append_x (scm_list_2 (pages_, pbookpart->pages ()));
626 else if (scm_is_pair (scores_))
628 SCM page_breaking = paper_->c_variable ("page-breaking");
629 pages_ = scm_apply_0 (page_breaking, scm_list_1 (self_scm ()));
630 SCM post_process = paper_->c_variable ("page-post-process");
631 if (ly_is_procedure (post_process))
632 scm_apply_2 (post_process, paper_->self_scm (), pages_, SCM_EOL);
634 /* set systems_ from the pages */
635 if (systems_ == SCM_BOOL_F)
638 for (SCM p = pages_; scm_is_pair (p); p = scm_cdr (p))
640 Prob *page = unsmob_prob (scm_car (p));
641 SCM systems = page->get_property ("lines");
642 systems_ = scm_append (scm_list_2 (systems_, systems));
650 Paper_book::performances () const
652 return scm_reverse (performances_);