X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fall-font-metrics.cc;h=ab4f2a4ce4e3a09651b674a8f9598e2cdd6699f5;hb=926115ff42def8bc1ce767029e4f03c8072994ba;hp=ada8954edbd57850017c325876f3caf6c8aec07b;hpb=a6ee9dcd388111e842064a8d46ab06c4897a00d2;p=lilypond.git diff --git a/lily/all-font-metrics.cc b/lily/all-font-metrics.cc index ada8954edb..ab4f2a4ce4 100644 --- a/lily/all-font-metrics.cc +++ b/lily/all-font-metrics.cc @@ -1,190 +1,163 @@ -/* - all-font-metrics.cc -- implement All_font_metrics - - source file of the GNU LilyPond music typesetter - - (c) 1999--2002 Han-Wen Nienhuys - - */ - -#include "config.h" -#include "main.hh" +/* + This file is part of LilyPond, the GNU music typesetter. + + Copyright (C) 1999--2015 Han-Wen Nienhuys + + LilyPond is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + LilyPond is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with LilyPond. If not, see . +*/ + #include "all-font-metrics.hh" -#include "warn.hh" -#include "afm.hh" -#include "tfm.hh" -#include "lily-guile.hh" +#include "string-convert.hh" +#include "international.hh" +#include "main.hh" +#include "open-type-font.hh" +#include "pango-font.hh" #include "scm-hash.hh" -#include "kpath.hh" +#include "warn.hh" -static const char * default_font_str0_ = "cmr10"; +Index_to_charcode_map const * +All_font_metrics::get_index_to_charcode_map (const string &filename, + int face_index, + FT_Face face) +{ + string key = filename + String_convert::int_string (face_index); + if (filename_charcode_maps_map_.find (key) + == filename_charcode_maps_map_.end ()) + filename_charcode_maps_map_[key] = make_index_to_charcode_map (face); + + return &filename_charcode_maps_map_[key]; +} -All_font_metrics::All_font_metrics (String path) +All_font_metrics::All_font_metrics (const string &path) { - afm_p_dict_ = new Scheme_hash_table; - tfm_p_dict_ = new Scheme_hash_table; - +#if HAVE_PANGO_FT2 + pango_dict_ = 0; +#endif + + otf_dict_ = 0; + smobify_self (); + otf_dict_ = unsmob (Scheme_hash_table::make_smob ()); + +#if HAVE_PANGO_FT2 + pango_dict_ = unsmob (Scheme_hash_table::make_smob ()); + PangoFontMap *pfm = pango_ft2_font_map_new (); + + pango_ft2_fontmap_ = PANGO_FT2_FONT_MAP (pfm); + + pango_dpi_ = PANGO_RESOLUTION; + pango_ft2_font_map_set_resolution (pango_ft2_fontmap_, + pango_dpi_, pango_dpi_); +#endif + 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 ()); +#if HAVE_PANGO_FT2 + g_object_unref (pango_ft2_fontmap_); +#endif } -Adobe_font_metric * -All_font_metrics::find_afm (String name) +SCM +All_font_metrics::mark_smob () const { - SCM sname = ly_symbol2scm (name.to_str0 ()); +#if HAVE_PANGO_FT2 + if (pango_dict_) + scm_gc_mark (pango_dict_->self_scm ()); +#endif + if (otf_dict_) + return otf_dict_->self_scm (); + return SCM_UNDEFINED; +} - SCM name_string = ly_str02scm (name.to_str0 ()); +#if HAVE_PANGO_FT2 + +Pango_font * +All_font_metrics::find_pango_font (PangoFontDescription const *description, + Real output_scale + ) +{ + gchar *pango_fn = pango_font_description_to_filename (description); + SCM key = ly_symbol2scm (pango_fn); SCM val; - - if (!afm_p_dict_->try_retrieve (sname, &val)) + if (!pango_dict_->try_retrieve (key, &val)) { - String path; - - if (path.empty_b ()) - path = search_path_.find (name + ".afm"); - - if (path.empty_b ()) - { - String p = ly_find_afm (name.to_str0 ()); - if (p.length ()) - path = p; - } - - if (path.empty_b ()) - return 0; - - 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); - - - 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. Rerun with -V to show font paths."); - - error (s); - } - } + debug_output ("[" + string (pango_fn), true); // start on a new line + + Pango_font *pf = new Pango_font (pango_ft2_fontmap_, + description, + output_scale + ); + + val = pf->self_scm (); + pango_dict_->set (key, val); + pf->unprotect (); + + debug_output ("]", false); + + pf->description_ = scm_cons (SCM_BOOL_F, + scm_from_double (1.0)); } - - return dynamic_cast (unsmob_metrics (val)); + g_free (pango_fn); + return unsmob (val); } +#endif -Tex_font_metric * -All_font_metrics::find_tfm (String name) +Open_type_font * +All_font_metrics::find_otf (const string &name) { - SCM sname = ly_symbol2scm (name.to_str0 ()); - SCM name_string = ly_str02scm (name.to_str0 ()); - + SCM sname = ly_symbol2scm (name.c_str ()); SCM val; - if (!tfm_p_dict_->try_retrieve (sname, &val)) + if (!otf_dict_->try_retrieve (sname, &val)) { - String path; - - if (path.empty_b ()) - { - String p = ly_find_tfm (name.to_str0 ()); - if (p.length ()) - path = p; - } - - if (path.empty_b ()) - path = search_path_.find (name + ".tfm"); - if (path.empty_b ()) - return 0; - - - if (verbose_global_b) - progress_indication ("[" + path); - 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); - - scm_gc_unprotect_object (val); + string file_name; + + if (file_name.empty ()) + file_name = search_path_.find (name + ".otf"); + if (file_name.empty ()) + return 0; + + debug_output ("[" + file_name, true); // start on a new line + + val = Open_type_font::make_otf (file_name); + + debug_output ("]", false); + + unsmob (val)->file_name_ = file_name; + SCM name_string = ly_string2scm (name); + unsmob (val)->description_ = scm_cons (name_string, + scm_from_double (1.0)); + otf_dict_->set (sname, val); + unsmob (val)->unprotect (); } - return - dynamic_cast (unsmob_metrics (val)); + return unsmob (val); } - Font_metric * -All_font_metrics::find_font (String name) +All_font_metrics::find_font (const string &name) { - Font_metric * f= find_afm (name); - if (f) - return f; - - f = find_tfm (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_; - - /* - we're in emergency recovery mode here anyway, so don't try to do - anything smart that runs the risk of failing. */ - f= find_afm (def_name); - if (f) - return f; - - f = find_tfm (def_name); - if (f) - return f; - - error (_f ("can't find default font: `%s'", def_name.to_str0 ())); - error (_f ("(search path: `%s')", search_path_.string ())); - error (_ ("Giving up")); - - return 0; -} + Font_metric *f = find_otf (name); + if (!f) + { + error (_f ("cannot find font: `%s'", name.c_str ())); + } + return f; +}