X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fall-font-metrics.cc;h=36ede54bb45236d4307738ac355aecf4a1b7e81f;hb=c633bea462ad673cf59f5288b87027c7519c4d4f;hp=d3722420116299edcf62cde14efb27b603624686;hpb=61c4b07cddc6231c3ca4b45a0aa86d27e25110b9;p=lilypond.git diff --git a/lily/all-font-metrics.cc b/lily/all-font-metrics.cc index d372242011..36ede54bb4 100644 --- a/lily/all-font-metrics.cc +++ b/lily/all-font-metrics.cc @@ -1,77 +1,155 @@ +/* + This file is part of LilyPond, the GNU music typesetter. + Copyright (C) 1999--2012 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 "string-convert.hh" +#include "international.hh" #include "main.hh" -#include "all-fonts.hh" -#include "debug.hh" +#include "open-type-font.hh" +#include "pango-font.hh" +#include "scm-hash.hh" #include "warn.hh" -#include "afm.hh" -#include "tfm.hh" -const char * default_font_sz_ = "cmr10"; +Index_to_charcode_map const * +All_font_metrics::get_index_to_charcode_map (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 (string path) { + otf_dict_ = new Scheme_hash_table; + +#if HAVE_PANGO_FT2 + 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_); + + pango_dict_ = new Scheme_hash_table; +#endif + search_path_.parse_path (path); } -Adobe_font_metric * -All_font_metrics::find_afm (String name) +All_font_metrics::~All_font_metrics () +{ + otf_dict_->unprotect (); + +#if HAVE_PANGO_FT2 + pango_dict_->unprotect (); + g_object_unref (pango_ft2_fontmap_); +#endif +} + +All_font_metrics::All_font_metrics (All_font_metrics const &) { - if (!afm_p_dict_.elem_b (name)) +} + +#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 (!pango_dict_->try_retrieve (key, &val)) { - String path = name + ".afm"; - path = search_path_.find (path); - if (path.empty_b ()) - return 0; - - *mlog << "[" << path; - Adobe_font_metric - * afm_p = new Adobe_font_metric (read_afm_file (path)); - *mlog << "]" << flush ; - - afm_p_dict_[name] = afm_p; + 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 afm_p_dict_[name]; + g_free (pango_fn); + return dynamic_cast (unsmob_metrics (val)); } -Tex_font_metric * -All_font_metrics::find_tfm (String name) +#endif + +Open_type_font * +All_font_metrics::find_otf (string name) { - if (!tfm_p_dict_.elem_b (name)) + SCM sname = ly_symbol2scm (name.c_str ()); + SCM val; + if (!otf_dict_->try_retrieve (sname, &val)) { - String path = name + ".tfm"; - path = search_path_.find (path); - if (path.empty_b ()) - return 0; - - *mlog << "[" << path; - Tex_font_metric * tfm_p = new Tex_font_metric; - tfm_p->read_file (path); - *mlog << "]" << flush ; - - tfm_p_dict_[name] = tfm_p; + 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_metrics (val)->file_name_ = file_name; + SCM name_string = ly_string2scm (name); + unsmob_metrics (val)->description_ = scm_cons (name_string, + scm_from_double (1.0)); + otf_dict_->set (sname, val); + unsmob_metrics (val)->unprotect (); } - return tfm_p_dict_[name]; -} + return dynamic_cast (unsmob_metrics (val)); +} Font_metric * -All_font_metrics::find_font (String name) +All_font_metrics::find_font (string name) { - Font_metric * f=0; - f = find_tfm (name); - if (f) - return f; - - f= find_afm (name); - if (f) - return f; - - warning (_f("Can't find font `%s', loading default font.", name.ch_C())); - - f = find_tfm (default_font_sz_); - 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); + Font_metric *f = find_otf (name); + + if (!f) + { + error (_f ("cannot find font: `%s'", name.c_str ())); + } + + return f; } + +All_font_metrics *all_fonts_global;