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1 /*
2   book.cc -- implement Book
3
4   source file of the GNU LilyPond music typesetter
5
6   (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
7 */
8
9 #include <stdio.h>
10
11 #include "book-paper-def.hh"
12 #include "ly-smobs.icc"
13 #include "stencil.hh"
14 #include "book.hh"
15 #include "global-context.hh"
16 #include "ly-module.hh"
17 #include "main.hh"
18 #include "music-iterator.hh"
19 #include "output-def.hh"
20 #include "music-output.hh"
21 #include "music.hh"
22 #include "page.hh"
23 #include "paper-book.hh"
24 #include "output-def.hh"
25 #include "score.hh"
26 #include "warn.hh"
27
28 Book::Book ()
29   : Input ()
30 {
31   bookpaper_ = 0;
32   header_ = SCM_EOL;
33   assert (!scores_.size ());
34   smobify_self ();
35 }
36
37 Book::~Book ()
38 {
39 }
40
41 IMPLEMENT_SMOBS (Book);
42 IMPLEMENT_DEFAULT_EQUAL_P (Book);
43
44 SCM
45 Book::mark_smob (SCM s)
46 {
47   Book *book = (Book*) SCM_CELL_WORD_1 (s);
48   int score_count = book->scores_.size ();
49   for (int i = 0; i < score_count; i++)
50     scm_gc_mark (book->scores_[i]->self_scm ());
51
52   if (book->bookpaper_)
53     scm_gc_mark (book->bookpaper_->self_scm ());
54   return book->header_;
55 }
56
57 int
58 Book::print_smob (SCM, SCM p, scm_print_state*)
59 {
60   scm_puts ("#<Book>", p);
61   return 1;
62 }
63
64 void
65 Book::process (String outname, Output_def *default_def, SCM header)
66 {
67   Paper_book *paper_book = new Paper_book ();
68   paper_book->bookpaper_ = bookpaper_;
69   int score_count = scores_.size ();
70   for (int i = 0; i < score_count; i++)
71     {
72       Output_def *paper = 0;
73       SCM systems = scores_[i]->book_rendering (outname,
74                                                 bookpaper_,
75                                                 default_def, &paper);
76       if (systems != SCM_UNDEFINED)
77         {
78           Score_lines sc;
79           sc.paper_ = paper;
80           sc.lines_ = systems;
81           sc.header_ = header;
82
83           paper_book->score_lines_.push (sc);
84         }
85     }
86   paper_book->output (outname);
87   scm_gc_unprotect_object (paper_book->self_scm ());
88 }
89
90 /* FIXME: WIP, this is a hack.  Return first page as stencil.  */
91 SCM
92 Book::to_stencil (Output_def *default_def, SCM header)
93 {
94   Paper_book *paper_book = new Paper_book ();
95   paper_book->bookpaper_ = bookpaper_;
96   int score_count = scores_.size ();
97   for (int i = 0; i < score_count; i++)
98     {
99       Output_def *paper = 0;
100       SCM systems = scores_[i]->book_rendering ("<markup>",
101                                                 bookpaper_,
102                                                 default_def,
103                                                 &paper);
104       if (systems != SCM_UNDEFINED)
105         {
106           Score_lines sc;
107           sc.paper_ = paper;
108           sc.lines_ = systems;
109           sc.header_ =header;
110
111           paper_book->score_lines_.push (sc);
112
113           // wtf: code dup.
114         }
115     }
116
117   SCM pages = paper_book->pages ();
118   paper_book = 0;
119   if (pages != SCM_EOL)
120     {
121       progress_indication (_f ("paper output to `%s'...", "<markup>"));
122       return (unsmob_page (ly_car (pages)))->to_stencil ().smobbed_copy ();
123     }
124   return SCM_EOL;
125 }