2 paper-outputter.cc -- implement Paper_outputter
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
7 Jan Nieuwenhuizen <janneke@gnu.org>
15 #include "dimensions.hh"
16 #include "virtual-methods.hh"
17 #include "paper-outputter.hh"
18 #include "paper-stream.hh"
19 #include "molecule.hh"
21 #include "string-convert.hh"
23 #include "font-metric.hh"
27 #include "lily-version.hh"
28 #include "paper-def.hh"
29 #include "file-results.hh"
36 Paper_outputter::Paper_outputter (String name)
38 stream_p_ = new Paper_stream (name);
44 verbatim_scheme_b_ = output_format_global == "scm";
46 if (verbatim_scheme_b_)
49 ";;; Usage: guile -s x.scm > x.tex\n"
50 " (primitive-load-path 'standalone.scm)\n"
51 "; (scm-tex-output)\n"
53 " (map (lambda (x) (display (ly-eval x))) ' (\n"
59 Paper_outputter::~Paper_outputter ()
61 if (verbatim_scheme_b_)
70 Paper_outputter::output_header ()
74 gh_define ("security-paranoia", SCM_BOOL_T);
77 SCM exp = scm_list_n (ly_symbol2scm ((output_format_global + "-scm").ch_C ()),
78 ly_quote_scm (ly_symbol2scm ("all-definitions")),
80 exp = scm_primitive_eval (exp);
81 scm_primitive_eval (exp);
83 String creator = gnu_lilypond_version_str ();
85 String generate = _ (", at ");
87 generate += ctime (&t);
88 generate = generate.left_str (generate.length_i () - 1);
91 Make fixed length time stamps
93 generate = generate + to_str (' ' * (120 - generate.length_i ())>? 0) ;
96 scm_list_n (ly_str02scm (creator.ch_l ()),
97 ly_str02scm (generate.ch_l ()), SCM_UNDEFINED);
100 SCM scm = gh_cons (ly_symbol2scm ("header"), args_scm);
107 Paper_outputter::output_comment (String str)
109 output_scheme (scm_list_n (ly_symbol2scm ("comment"),
110 ly_str02scm ((char*)str.ch_C ()),
117 Paper_outputter::output_scheme (SCM scm)
120 we don't rename dump_scheme, because we might in the future want
121 to remember Scheme. We don't now, because it sucks up a lot of memory.
126 void flatten_write (SCM x, Paper_stream*ps)
130 flatten_write (ly_car (x),ps);
131 flatten_write (ly_cdr (x),ps);
133 else if (gh_string_p (x))
135 *ps << String ( SCM_STRING_CHARS(x)) ;
143 Should probably change interface to do less eval (symbol), and more
144 apply (procedure, args)
147 Paper_outputter::dump_scheme (SCM s)
149 if (verbatim_scheme_b_)
151 *stream_p_ << ly_scm2string (ly_write2scm (s));
155 SCM result = scm_primitive_eval (s);
156 flatten_write (result, stream_p_);
161 Paper_outputter::output_scope (Scope *scope, String prefix)
163 SCM al = scope->to_alist ();
164 for (SCM s = al ; gh_pair_p (s); s = ly_cdr (s))
168 String s = ly_symbol2string (k);
173 output_String_def (prefix + s, ly_scm2string (v));
175 else if (scm_exact_p (v) == SCM_BOOL_T)
177 output_int_def (prefix + s, gh_scm2int (v));
179 else if (gh_number_p (v))
181 output_Real_def (prefix + s, gh_scm2double (v));
187 Paper_outputter::output_version ()
189 String id_str = "Lily was here";
190 id_str += String_convert::pad_to (String (", ") + version_str (), 40);
192 output_String_def ("lilypondtagline", id_str);
193 output_String_def ("LilyPondVersion", version_str ());
200 Paper_outputter::output_Real_def (String k, Real v)
203 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
204 ly_str02scm (k.ch_l ()),
205 ly_str02scm (to_str (v).ch_l ()),
211 Paper_outputter::output_String_def (String k, String v)
214 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
215 ly_str02scm (k.ch_l ()),
216 ly_str02scm (v.ch_l ()),
222 Paper_outputter::output_int_def (String k, int v)
224 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
225 ly_str02scm (k.ch_l ()),
226 ly_str02scm (to_str (v).ch_l ()),
232 Paper_outputter::output_string (SCM str)
234 *stream_p_ << ly_scm2string (str);
238 Paper_outputter::write_header_field_to_file (String filename, String key, String value)
241 filename += String (".") + key;
242 progress_indication (_f ("writing header field `%s' to `%s'...",
244 filename == "-" ? String ("<stdout>") : filename));
246 ostream *os = open_file_stream (filename);
248 close_file_stream (os);
249 progress_indication ("\n");
253 Paper_outputter::write_header_fields_to_file (Scope * header)
255 if (dump_header_fieldnames_global.size ())
257 SCM fields = header->to_alist ();
258 for (int i = 0; i < dump_header_fieldnames_global.size (); i++)
260 String key = dump_header_fieldnames_global[i];
261 SCM val = gh_assoc (ly_symbol2scm (key.ch_C ()), fields);
263 /* Only write header field to file if it exists */
266 s = ly_scm2string (ly_cdr (val));
267 /* Always write header field file, even if string is empty ... */
268 write_header_field_to_file (basename_, key, s);