2 all-font-metrics.cc -- implement All_font_metrics
4 source file of the GNU LilyPond music typesetter
6 (c) 1999--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
12 #include "all-font-metrics.hh"
17 #include "lily-guile.hh"
18 #include "scm-hash.hh"
25 const char * default_font_sz_ = "cmr10";
27 All_font_metrics::All_font_metrics (String path)
29 afm_p_dict_ = new Scheme_hash_table;
30 tfm_p_dict_ = new Scheme_hash_table;
32 search_path_.parse_path (path);
35 All_font_metrics::~All_font_metrics ()
37 scm_unprotect_object (afm_p_dict_->self_scm ());
38 scm_unprotect_object (tfm_p_dict_->self_scm ());
42 All_font_metrics::find_afm (String name)
44 SCM sname = ly_symbol2scm (name.ch_C ());
46 SCM name_str = ly_str02scm (name.ch_C ());
50 if (!afm_p_dict_->try_retrieve (sname, &val))
55 path = search_path_.find (name + ".afm");
59 char * p = ly_find_afm (name.ch_C());
68 progress_indication ("[" + path);
69 val = read_afm_file (path);
70 unsmob_metrics (val)->path_ = path;
72 unsmob_metrics (val)->description_ = gh_cons (name_str, gh_double2scm (1.0));
75 progress_indication ("]");
77 afm_p_dict_->set (sname,val);
79 scm_unprotect_object (val);
82 Adobe_font_metric *afm
83 = dynamic_cast<Adobe_font_metric*> (unsmob_metrics (val) );
84 Tex_font_metric * tfm = find_tfm (name);
86 if (tfm->info_.checksum != afm->checksum_)
88 String s = _f ("checksum mismatch for font file:\n`%s'", path.ch_C ());
89 s += " " + _f ("does not match: `%s'", tfm->path_.ch_C()); // FIXME
91 s += " TFM: " + to_str ((int) tfm->info_.checksum);
92 s += " AFM: " + to_str ((int) afm->checksum_);
94 s += _(" Rebuild all .afm files, and remove all .pk and .tfm files. Rerun with -V to show font paths.");
100 return dynamic_cast<Adobe_font_metric*> (unsmob_metrics (val));
105 All_font_metrics::find_tfm (String name)
107 SCM sname = ly_symbol2scm (name.ch_C ());
108 SCM name_str = ly_str02scm (name.ch_C ());
111 if (!tfm_p_dict_->try_retrieve (sname, &val))
117 char * p = ly_find_tfm (name.ch_C());
123 path = search_path_.find (name + ".tfm");
128 if (verbose_global_b)
129 progress_indication ("[" + path);
130 val = Tex_font_metric::make_tfm (path);
132 if (verbose_global_b)
133 progress_indication ("]");
135 unsmob_metrics (val)->path_ = path;
136 unsmob_metrics (val)->description_ = gh_cons (name_str, gh_double2scm (1.0));
137 tfm_p_dict_->set (sname, val);
139 scm_unprotect_object (val);
143 dynamic_cast<Tex_font_metric*> (unsmob_metrics (val));
148 All_font_metrics::find_font (String name)
150 Font_metric * f= find_afm (name);
158 warning (_f ("can't find font: `%s'", name.ch_C ()));
159 warning (_ ("Loading default font"));
161 String def_name = default_font_sz_;
162 SCM l = scm_assoc (ly_str02scm ("default"),
163 scm_eval2 (ly_symbol2scm ("cmr-alist"), SCM_EOL));
166 def_name = ly_scm2string (gh_cdr (l));
168 f= find_afm (def_name);
172 f = find_tfm (def_name);
176 error (_f ("can't find default font: `%s'", def_name.ch_C ()));
177 error (_f ("(search path: `%s')", search_path_.str ()));
178 error (_ ("Giving up"));