+/*
+ book-scheme.cc -- implement Book bindings
+
+ source file of the GNU LilyPond music typesetter
+
+ (c) 2004--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+*/
+
#include "book.hh"
+
#include "output-def.hh"
#include "score.hh"
+#include "paper-book.hh"
#include "ly-module.hh"
-LY_DEFINE(ly_make_book, "ly:make-book",
- 2, 0, 1, (SCM paper, SCM header, SCM scores),
- "Make a \\book of @var{paper} and @var{header} (which may be #f as well) "
- "containing @code{\\scores}.")
+LY_DEFINE (ly_make_book, "ly:make-book",
+ 2, 0, 1, (SCM paper, SCM header, SCM scores),
+ "Make a \\book of @var{paper} and @var{header} (which may be #f as well) "
+ "containing @code{\\scores}.")
{
- Output_def * odef = unsmob_output_def (paper);
+ Output_def *odef = unsmob_output_def (paper);
SCM_ASSERT_TYPE (odef, paper,
SCM_ARG1, __FUNCTION__, "Output_def");
Book *book = new Book;
book->paper_ = odef;
- if (ly_c_module_p (header))
+ if (ly_is_module (header))
book->header_ = header;
-
- for (SCM s = scores; scm_is_pair (s); s = scm_cdr (s))
- {
- Score *score = unsmob_score (scm_car (s));
- if (score)
- book->scores_.push (score);
- }
-
+
+ book->scores_ = scm_append (scm_list_2 (scores, book->scores_));
+
SCM x = book->self_scm ();
- scm_gc_unprotect_object (x);
+ book->unprotect ();
return x;
}
+
+LY_DEFINE (ly_parser_print_book, "ly:book-process",
+ 4, 0, 0, (SCM book_smob,
+ SCM default_paper,
+ SCM default_layout,
+ SCM output),
+ "Print book. @var{output} is passed to the backend unchanged. "
+ "Eg. it may be "
+ "a string (for file based outputs) or a socket (for network based "
+ "output).")
+{
+ Book *book = unsmob_book (book_smob);
+
+ SCM_ASSERT_TYPE (book, book_smob, SCM_ARG1, __FUNCTION__, "Book");
+ SCM_ASSERT_TYPE (unsmob_output_def (default_paper),
+ default_layout, SCM_ARG2, __FUNCTION__, "\\paper block");
+ SCM_ASSERT_TYPE (unsmob_output_def (default_layout),
+ default_layout, SCM_ARG3, __FUNCTION__, "\\layout block");
+
+ Paper_book *pb = book->process (unsmob_output_def (default_paper),
+ unsmob_output_def (default_layout));
+ if (pb)
+ {
+ pb->output (output);
+ pb->unprotect ();
+ }
+
+ return SCM_UNSPECIFIED;
+}
+