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 = gh_list (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 gh_list (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 (gh_list (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.
130 Should probably change interface to do less eval (symbol), and more
131 apply (procedure, args)
134 Paper_outputter::dump_scheme (SCM s)
136 if (verbatim_scheme_b_)
138 *stream_p_ << ly_scm2string (ly_write2scm (s));
142 SCM result = scm_primitive_eval (s);
143 char *c=gh_scm2newstr (result, NULL);
151 Paper_outputter::output_scope (Scope *scope, String prefix)
153 SCM al = scope->to_alist ();
154 for (SCM s = al ; gh_pair_p (s); s = gh_cdr (s))
158 String s = ly_symbol2string (k);
163 output_String_def (prefix + s, ly_scm2string (v));
165 else if (scm_integer_p (v) == SCM_BOOL_T)
167 output_int_def (prefix + s, gh_scm2int (v));
169 else if (gh_number_p (v))
171 output_Real_def (prefix + s, gh_scm2double (v));
177 Paper_outputter::output_version ()
179 String id_str = "Lily was here";
180 id_str += String_convert::pad_to (String (", ") + version_str (), 40);
182 output_String_def ("lilypondtagline", id_str);
183 output_String_def ("LilyPondVersion", version_str ());
190 Paper_outputter::output_Real_def (String k, Real v)
193 SCM scm = gh_list (ly_symbol2scm ("lily-def"),
194 ly_str02scm (k.ch_l ()),
195 ly_str02scm (to_str (v).ch_l ()),
201 Paper_outputter::output_String_def (String k, String v)
204 SCM scm = gh_list (ly_symbol2scm ("lily-def"),
205 ly_str02scm (k.ch_l ()),
206 ly_str02scm (v.ch_l ()),
212 Paper_outputter::output_int_def (String k, int v)
214 SCM scm = gh_list (ly_symbol2scm ("lily-def"),
215 ly_str02scm (k.ch_l ()),
216 ly_str02scm (to_str (v).ch_l ()),
222 Paper_outputter::output_string (SCM str)
224 *stream_p_ << ly_scm2string (str);
228 Paper_outputter::write_header_field_to_file (String filename, String key, String value)
231 filename += String (".") + key;
232 progress_indication (_f ("writing header field `%s' to `%s'...",
234 filename == "-" ? String ("<stdout>") : filename));
236 ostream *os = open_file_stream (filename);
238 close_file_stream (os);
239 progress_indication ("\n");
243 Paper_outputter::write_header_fields_to_file (Scope * header)
245 if (dump_header_fieldnames_global.size ())
247 SCM fields = header->to_alist ();
248 for (int i = 0; i < dump_header_fieldnames_global.size (); i++)
250 String key = dump_header_fieldnames_global[i];
251 SCM val = gh_assoc (ly_symbol2scm (key.ch_C ()), fields);
253 /* Only write header field to file if it exists */
256 s = ly_scm2string (gh_cdr (val));
257 /* Always write header field file, even if string is empty ... */
258 write_header_field_to_file (basename_, key, s);