lily/paper-book-scheme.cc

   1 /*
   2   paper-book-scheme.cc -- implement Paper_book bindings
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 2005--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
   7 */
   8
   9 #include "paper-book.hh"
  10 #include "ly-module.hh"
  11 #include "output-def.hh"
  12
  13 LY_DEFINE (ly_paper_book_pages, "ly:paper-book-pages",
  14            1, 0, 0, (SCM pb),
  15            "Return pages in @code{Paper_book} object @var{pb}.")
  16 {
  17   LY_ASSERT_SMOB (Paper_book, pb, 1);
  18   return unsmob_paper_book (pb)->pages ();
  19 }
  20
  21 LY_DEFINE (ly_paper_book_scopes, "ly:paper-book-scopes",
  22            1, 0, 0, (SCM pb),
  23            "Return scopes in @code{Paper_book} object @var{pb}.")
  24 {
  25   LY_ASSERT_SMOB (Paper_book, pb, 1);
  26   Paper_book *book = unsmob_paper_book (pb);
  27
  28   SCM scopes = SCM_EOL;
  29   if (book->parent_)
  30     {
  31       scopes = ly_paper_book_scopes (book->parent_->self_scm ());
  32     }
  33   if (ly_is_module (book->header_))
  34     scopes = scm_cons (book->header_, scopes);
  35
  36   return scopes;
  37 }
  38
  39 LY_DEFINE (ly_paper_book_performances, "ly:paper-book-performances",
  40            1, 0, 0, (SCM pb),
  41            "Return performances in @code{Paper_book} object @var{pb}.")
  42 {
  43   LY_ASSERT_SMOB (Paper_book, pb, 1);
  44   return unsmob_paper_book (pb)->performances ();
  45 }
  46
  47 LY_DEFINE (ly_paper_book_systems, "ly:paper-book-systems",
  48            1, 0, 0, (SCM pb),
  49            "Return systems in @code{Paper_book} object @var{pb}.")
  50 {
  51   LY_ASSERT_SMOB (Paper_book, pb, 1);
  52   return unsmob_paper_book (pb)->systems ();
  53 }
  54
  55 LY_DEFINE (ly_paper_book_paper, "ly:paper-book-paper",
  56            1, 0, 0, (SCM pb),
  57            "Return the paper output definition (@code{\\paper})"
  58            " in @code{Paper_book} object @var{pb}.")
  59 {
  60   LY_ASSERT_SMOB (Paper_book, pb, 1);
  61   Paper_book *pbook = unsmob_paper_book (pb);
  62   return pbook->paper_->self_scm ();
  63 }