source file of the GNU LilyPond music typesetter
- (c) 1997--2007 Han-Wen Nienhuys <hanwen@xs4all.nl>
+ (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
#include "book.hh"
#include "warn.hh"
#include "performance.hh"
#include "paper-score.hh"
+#include "page-marker.hh"
#include "ly-smobs.icc"
paper_ = 0;
header_ = SCM_EOL;
scores_ = SCM_EOL;
+ bookparts_ = SCM_EOL;
input_location_ = SCM_EOL;
smobify_self ();
paper_ = 0;
header_ = SCM_EOL;
scores_ = SCM_EOL;
+ bookparts_ = SCM_EOL;
input_location_ = SCM_EOL;
smobify_self ();
t = SCM_CDRLOC (*t);
newscore->unprotect ();
}
+
+ t = &bookparts_;
+ for (SCM p = s.bookparts_; scm_is_pair (p); p = scm_cdr (p))
+ {
+ Book *newpart = unsmob_book (scm_car (p))->clone ();
+
+ *t = scm_cons (newpart->self_scm (), SCM_EOL);
+ t = SCM_CDRLOC (*t);
+ newpart->unprotect ();
+ }
}
Input *
if (book->paper_)
scm_gc_mark (book->paper_->self_scm ());
scm_gc_mark (book->scores_);
+ scm_gc_mark (book->bookparts_);
scm_gc_mark (book->input_location_);
return book->header_;
scores_ = scm_cons (s, scores_);
}
+void
+Book::set_parent (Book *parent)
+{
+ if (!paper_)
+ {
+ paper_ = new Output_def ();
+ paper_->unprotect ();
+ }
+ paper_->parent_ = parent->paper_;
+ /* If this part is the first child of parent, copy its header */
+ if (ly_is_module (parent->header_) && (scm_is_null (parent->bookparts_)))
+ {
+ SCM tmp_header = ly_make_anonymous_module (false);
+ ly_module_copy (tmp_header, parent->header_);
+ if (ly_is_module (header_))
+ ly_module_copy (tmp_header, header_);
+ header_ = tmp_header;
+ }
+}
-/* Concatenate all score outputs into a Paper_book
+/* Before an explicit \bookpart is encountered, scores are added to the book.
+ * But once a bookpart is added, the previous scores shall be collected into
+ * a new bookpart.
*/
-Paper_book *
-Book::process (Output_def *default_paper,
- Output_def *default_layout)
+void
+Book::add_scores_to_bookpart ()
+{
+ if (scm_is_pair (scores_))
+ {
+ /* If scores have been added to this book, add them to a child
+ * book part */
+ Book *part = new Book;
+ part->set_parent (this);
+ part->scores_ = scores_;
+ bookparts_ = scm_cons (part->self_scm (), bookparts_);
+ part->unprotect ();
+ scores_ = SCM_EOL;
+ }
+}
+
+void
+Book::add_bookpart (SCM b)
+{
+ add_scores_to_bookpart ();
+ Book *part = unsmob_book (b);
+ part->set_parent (this);
+ bookparts_ = scm_cons (b, bookparts_);
+}
+
+bool
+Book::error_found ()
{
for (SCM s = scores_; scm_is_pair (s); s = scm_cdr (s))
if (Score *score = unsmob_score (scm_car (s)))
if (score->error_found_)
- return 0;
+ return true;
+
+ for (SCM part = bookparts_; scm_is_pair (part); part = scm_cdr (part))
+ if (Book *bookpart = unsmob_book (scm_car (part)))
+ if (bookpart->error_found ())
+ return true;
+
+ return false;
+}
+
+Paper_book *
+Book::process (Output_def *default_paper,
+ Output_def *default_layout)
+{
+ return process (default_paper, default_layout, 0);
+}
+
+void
+Book::process_bookparts (Paper_book *output_paper_book, Output_def *paper, Output_def *layout)
+{
+ add_scores_to_bookpart ();
+ for (SCM p = scm_reverse (bookparts_); scm_is_pair (p); p = scm_cdr (p))
+ {
+ if (Book *book = unsmob_book (scm_car (p)))
+ {
+ Paper_book *paper_book_part = book->process (paper, layout, output_paper_book);
+ if (paper_book_part)
+ {
+ output_paper_book->add_bookpart (paper_book_part->self_scm ());
+ paper_book_part->unprotect ();
+ }
+ }
+ }
+ /* In a Paper_book, bookparts are stored in straight order */
+ output_paper_book->bookparts_ = scm_reverse_x (output_paper_book->bookparts_, SCM_EOL);
+}
+
+void
+Book::process_score (SCM s, Paper_book *output_paper_book, Output_def *layout)
+{
+ if (Score *score = unsmob_score (scm_car (s)))
+ {
+ SCM outputs = score
+ ->book_rendering (output_paper_book->paper_, layout);
+
+ while (scm_is_pair (outputs))
+ {
+ Music_output *output = unsmob_music_output (scm_car (outputs));
+
+ if (Performance *perf = dynamic_cast<Performance *> (output))
+ output_paper_book->add_performance (perf->self_scm ());
+ else if (Paper_score *pscore = dynamic_cast<Paper_score *> (output))
+ {
+ if (ly_is_module (score->get_header ()))
+ output_paper_book->add_score (score->get_header ());
+ output_paper_book->add_score (pscore->self_scm ());
+ }
+
+ outputs = scm_cdr (outputs);
+ }
+ }
+ else if (Text_interface::is_markup_list (scm_car (s))
+ || unsmob_page_marker (scm_car (s)))
+ output_paper_book->add_score (scm_car (s));
+ else
+ assert (0);
+
+}
+/* Concatenate all score or book part outputs into a Paper_book
+ */
+Paper_book *
+Book::process (Output_def *default_paper,
+ Output_def *default_layout,
+ Paper_book *parent_part)
+{
Output_def *paper = paper_ ? paper_ : default_paper;
+
+ /* If top book, recursively check score errors */
+ if (!parent_part && error_found ())
+ return 0;
+
if (!paper)
return 0;
-
+
Paper_book *paper_book = new Paper_book ();
Real scale = scm_to_double (paper->c_variable ("output-scale"));
Output_def *scaled_bookdef = scale_output_def (paper, scale);
-
paper_book->paper_ = scaled_bookdef;
- scaled_bookdef->unprotect ();
-
+ if (parent_part)
+ {
+ paper_book->parent_ = parent_part;
+ paper_book->paper_->parent_ = parent_part->paper_;
+ }
paper_book->header_ = header_;
+ scaled_bookdef->unprotect ();
- /* Render in order of parsing. */
- for (SCM s = scm_reverse (scores_); scm_is_pair (s); s = scm_cdr (s))
+ if (scm_is_pair (bookparts_))
{
- if (Score *score = unsmob_score (scm_car (s)))
- {
- SCM outputs = score
- ->book_rendering (paper_book->paper_, default_layout);
-
- while (scm_is_pair (outputs))
- {
- Music_output *output = unsmob_music_output (scm_car (outputs));
-
- if (Performance *perf = dynamic_cast<Performance *> (output))
- paper_book->add_performance (perf->self_scm ());
- else if (Paper_score *pscore = dynamic_cast<Paper_score *> (output))
- {
- if (ly_is_module (score->header_))
- paper_book->add_score (score->header_);
- paper_book->add_score (pscore->self_scm ());
- }
-
- outputs = scm_cdr (outputs);
- }
- }
- else if (Text_interface::is_markup (scm_car (s)))
- paper_book->add_score (scm_car (s));
- else
- assert (0);
+ /* Process children book parts */
+ process_bookparts (paper_book, paper, default_layout);
+ }
+ else
+ {
+ /* Process scores */
+ /* Render in order of parsing. */
+ for (SCM s = scm_reverse (scores_); scm_is_pair (s); s = scm_cdr (s))
+ {
+ process_score (s, paper_book, default_layout);
+ }
}
return paper_book;
}
-