2 paper-outputter.cc -- implement Paper_outputter
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
7 Jan Nieuwenhuizen <janneke@gnu.org>
13 #include "dimensions.hh"
14 #include "virtual-methods.hh"
15 #include "paper-outputter.hh"
18 #include "string-convert.hh"
20 #include "font-metric.hh"
22 #include "scm-hash.hh"
23 #include "lily-version.hh"
24 #include "paper-def.hh"
25 #include "input-file-results.hh"
26 #include "ly-modules.hh"
31 TODO: this entire class should be implemented at Scheme level.
36 Paper_outputter::Paper_outputter (String name)
40 gh_define ("security-paranoia", SCM_BOOL_T);
43 file_ = scm_open_file (scm_makfrom0str (name.to_str0 ()),
44 scm_makfrom0str ("w"));
49 SCM exp = scm_list_n (ly_symbol2scm ("find-dumper"),
50 scm_makfrom0str (output_format_global.to_str0 ()),
53 output_func_ = scm_primitive_eval (exp);
56 Paper_outputter::~Paper_outputter ()
58 scm_close_port (file_);
64 TODO: move this to Scheme
67 Paper_outputter::output_header ()
70 String generate = ctime (&t);
71 generate = generate.left_string (generate.length () - 1) + " " + *tzname;
73 /* Fixed length time stamp */
74 generate = generate + to_string (' ', (50 - generate.length ()) >? 0);
76 /* Fixed length creator string */
77 String creator = gnu_lilypond_version_string ();
78 creator += " (http://lilypond.org)";
79 creator = creator + to_string (' ', (50 - creator.length ()) >? 0);
81 SCM args_scm = scm_list_n (scm_makfrom0str (creator.to_str0 ()),
82 scm_makfrom0str (generate.to_str0 ()),
86 SCM scm = gh_cons (ly_symbol2scm ("header"), args_scm);
94 Paper_outputter::output_comment (String str)
96 output_scheme (scm_list_n (ly_symbol2scm ("comment"),
97 scm_makfrom0str ((char*)str.to_str0 ()),
103 Paper_outputter::output_scheme (SCM scm)
105 gh_call2 (output_func_, scm, file_);
109 Paper_outputter::output_scope (SCM mod, String prefix)
111 if (!SCM_MODULEP (mod))
114 SCM al = ly_module_to_alist (mod);
115 for (SCM s = al ; gh_pair_p (s); s = ly_cdr (s))
119 String s = ly_symbol2string (k);
123 output_String_def (prefix + s, ly_scm2string (v));
125 else if (scm_integer_p (v) == SCM_BOOL_T && scm_exact_p (v) == SCM_BOOL_T)
127 output_int_def (prefix + s, gh_scm2int (v));
129 else if (gh_number_p (v))
131 output_Real_def (prefix + s, gh_scm2double (v));
137 Paper_outputter::output_version ()
139 String id_string = "Engraved by LilyPond";
140 id_string += String_convert::pad_to (String (", ") + version_string (), 40);
142 output_String_def ("lilypondtagline", id_string);
143 output_String_def ("LilyPondVersion", version_string ());
144 output_String_def ("lilypondpaperunit", String (INTERNAL_UNIT));
149 Paper_outputter::output_Real_def (String k, Real v)
152 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
153 scm_makfrom0str (k.get_str0 ()),
154 scm_makfrom0str (to_string (v).get_str0 ()),
160 Paper_outputter::output_String_def (String k, String v)
163 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
164 scm_makfrom0str (k.get_str0 ()),
165 scm_makfrom0str (v.get_str0 ()),
171 Paper_outputter::output_int_def (String k, int v)
173 SCM scm = scm_list_n (ly_symbol2scm ("lily-def"),
174 scm_makfrom0str (k.get_str0 ()),
175 scm_makfrom0str (to_string (v).get_str0 ()),
181 Paper_outputter::write_header_field_to_file (String filename, SCM key, SCM value)
183 output_scheme (scm_list_n (ly_symbol2scm ("header-to-file"),
184 scm_makfrom0str (filename.to_str0 ()),
185 ly_quote_scm (key), value,
190 Paper_outputter::write_header_fields_to_file (SCM mod)
192 if (ly_module_p (mod)&&
193 dump_header_fieldnames_global.size ())
195 SCM fields = ly_module_to_alist (mod);
196 for (int i = 0; i < dump_header_fieldnames_global.size (); i++)
198 String key = dump_header_fieldnames_global[i];
199 SCM val = gh_assoc (ly_symbol2scm (key.to_str0 ()), fields);
201 /* Only write header field to file if it exists */
202 if (gh_pair_p (val) && gh_string_p (ly_cdr (val)))
204 s = ly_scm2string (ly_cdr (val));
205 /* Always write header field file, even if string is empty ... */
206 write_header_field_to_file (basename_ , ly_car (val), ly_cdr (val));