X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fall-font-metrics.cc;h=76336652255a0a7f6c30eeba1ea86967be1f507b;hb=ff3d20fcb28e7ccf0fa9ad242dc16afb9cf0f7ba;hp=e01062ba333ce2aaa9b75d9bd6b52f9183da26f8;hpb=75be12aa75a535af753d6125bfc03da3ee303b36;p=lilypond.git diff --git a/lily/all-font-metrics.cc b/lily/all-font-metrics.cc index e01062ba33..7633665225 100644 --- a/lily/all-font-metrics.cc +++ b/lily/all-font-metrics.cc @@ -1,77 +1,211 @@ -#include "pointer.hh" +/* + + all-font-metrics.cc -- implement All_font_metrics + + source file of the GNU LilyPond music typesetter + + (c) 1999--2003 Han-Wen Nienhuys + + */ + +#include "config.h" #include "main.hh" -#include "all-fonts.hh" -#include "debug.hh" +#include "all-font-metrics.hh" + #include "warn.hh" #include "afm.hh" #include "tfm.hh" +#include "lily-guile.hh" +#include "scm-hash.hh" +#include "kpath.hh" -const char * default_font_sz_ = "cmr10"; - - +static const char * default_font_str0_ = "cmr10"; All_font_metrics::All_font_metrics (String path) { + afm_p_dict_ = new Scheme_hash_table; + tfm_p_dict_ = new Scheme_hash_table; + search_path_.parse_path (path); } +All_font_metrics::~All_font_metrics () +{ + scm_gc_unprotect_object (afm_p_dict_->self_scm ()); + scm_gc_unprotect_object (tfm_p_dict_->self_scm ()); +} +/* + TODO: our AFM handling is broken: the units in an AFM file are + relative to the design size (1000 units = 1 designsize). Hence we + should include design size when generating an AFM metric. + */ Adobe_font_metric * All_font_metrics::find_afm (String name) { - if (!afm_p_dict_.elem_b (name)) + SCM sname = ly_symbol2scm (name.to_str0 ()); + + SCM name_string = scm_makfrom0str (name.to_str0 ()); + + SCM val; + + if (!afm_p_dict_->try_retrieve (sname, &val)) { - String path = name + ".afm"; - path = search_path_.find (path); - if (path.empty_b ()) + String path; + + if (path.is_empty ()) + path = search_path_.find (name + ".afm"); + + if (path.is_empty ()) + { + String p = kpathsea_find_afm (name.to_str0 ()); + if (p.length ()) + path = p; + } + + if (path.is_empty ()) return 0; - *mlog << "[" << path; - Adobe_font_metric - * afm_p = new Adobe_font_metric (read_afm_file (path)); - *mlog << "]" << flush ; + if (verbose_global_b) + progress_indication ("[" + path); + val = read_afm_file (path); + unsmob_metrics (val)->path_ = path; + + unsmob_metrics (val)->description_ = gh_cons (name_string, gh_double2scm (1.0)); + + if (verbose_global_b) + progress_indication ("]"); + + afm_p_dict_->set (sname,val); + + scm_gc_unprotect_object (val); - afm_p_dict_[name] = afm_p; + + Adobe_font_metric *afm + = dynamic_cast (unsmob_metrics (val)); + + /* + only check checksums if there is one. We take the risk that + some file has valid checksum 0 + */ + if (afm->checksum_) + { + Tex_font_metric * tfm = find_tfm (name); + + /* FIXME: better warning message + (maybe check upon startup for feta16.afm, feta16.tfm?) + */ + if (tfm && tfm->info_.checksum != afm->checksum_) + { + String s = _f ("checksum mismatch for font file: `%s'", + path.to_str0 ()); + s += " " + _f ("does not match: `%s'", tfm->path_.to_str0 ()); // FIXME + s += "\n"; + s += " TFM: " + to_string ((int) tfm->info_.checksum); + s += " AFM: " + to_string ((int) afm->checksum_); + s += "\n"; + s += _ (" Rebuild all .afm files, and remove all .pk and .tfm files.\nRerun with -V to show font paths.\n"); + s += _("A script for removing font-files is delivered with the source-code,\n" + "in buildscripts/clean-fonts.sh"); + error (s); + } + } } - return afm_p_dict_[name]; + + return dynamic_cast (unsmob_metrics (val)); } + Tex_font_metric * All_font_metrics::find_tfm (String name) { - if (!tfm_p_dict_.elem_b (name)) + SCM sname = ly_symbol2scm (name.to_str0 ()); + SCM name_string = scm_makfrom0str (name.to_str0 ()); + + SCM val; + if (!tfm_p_dict_->try_retrieve (sname, &val)) { - String path = name + ".tfm"; - path = search_path_.find (path); - if (path.empty_b ()) + String path; + + if (path.is_empty ()) + { + String p = kpathsea_find_tfm (name.to_str0 ()); + if (p.length ()) + path = p; + } + + if (path.is_empty ()) + path = search_path_.find (name + ".tfm"); + if (path.is_empty ()) return 0; + + if (verbose_global_b) + progress_indication ("[" + path); - *mlog << "[" << path; - Tex_font_metric * tfm_p = new Tex_font_metric; - tfm_p->read_file (path); - *mlog << "]" << flush ; + val = Tex_font_metric::make_tfm (path); + + if (verbose_global_b) + progress_indication ("]"); + + unsmob_metrics (val)->path_ = path; + unsmob_metrics (val)->description_ = gh_cons (name_string, gh_double2scm (1.0)); + tfm_p_dict_->set (sname, val); - tfm_p_dict_[name] = tfm_p; + scm_gc_unprotect_object (val); } - return tfm_p_dict_[name]; + + return + dynamic_cast (unsmob_metrics (val)); } + Font_metric * All_font_metrics::find_font (String name) { - Font_metric * f= find_afm (name); - if (f) - return f; + if ((name.left_string (4) == "feta") || + (name.left_string (8) == "parmesan")) + { + Font_metric * f = find_afm (name); + if (f) + return f; + else + f =find_tfm (name); + if (f) + return f ; + } + else + { + Font_metric * f = find_tfm (name); + if (f) + return f; + else + f =find_afm (name); + if (f) + return f ; + } + + warning (_f ("can't find font: `%s'", name.to_str0 ())); + warning (_ ("Loading default font")); + + String def_name = default_font_str0_; - f = find_tfm (name); + /* + we're in emergency recovery mode here anyway, so don't try to do + anything smart that runs the risk of failing. */ + Font_metric* f= find_afm (def_name); if (f) return f; - f = find_tfm (default_font_sz_); + f = find_tfm (def_name); if (f) return f; - String s = _f("Can't find default font `%s\', giving up.", default_font_sz_); - s += String ("\n") + _f ("search path = %s", search_path_.str ()); - error (s); + + error (_f ("can't find default font: `%s'", def_name.to_str0 ())); + error (_f ("(search path: `%s')", search_path_.to_string ())); + error (_ ("Giving up")); + + return 0; } + +