1451 lines
39 KiB
C++
1451 lines
39 KiB
C++
/*
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* Copyright © 2023 Behdad Esfahbod
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*
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* This is part of HarfBuzz, a text shaping library.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and its documentation for any purpose, provided that the
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* above copyright notice and the following two paragraphs appear in
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* all copies of this software.
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*
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
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* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
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* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
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* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
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* DAMAGE.
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*
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* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
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* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
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* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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*
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* Google Author(s): Behdad Esfahbod
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*/
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#include "batch.hh"
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#include "font-options.hh"
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#ifdef HB_HAS_GOBJECT
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#include <hb-gobject.h>
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#endif
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#ifdef HAVE_CHAFA
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# include <chafa.h>
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#endif
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const unsigned DEFAULT_FONT_SIZE = FONT_SIZE_UPEM;
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const unsigned SUBPIXEL_BITS = 0;
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static void
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_hb_ot_name_get_utf8 (hb_face_t *face,
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hb_ot_name_id_t name_id,
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hb_language_t language,
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unsigned int *text_size /* IN/OUT */,
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char *text /* OUT */)
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{
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static hb_language_t en = hb_language_from_string ("en", -1);
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unsigned len = *text_size;
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if (!hb_ot_name_get_utf8 (face, name_id,
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language,
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&len, text))
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{
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len = *text_size;
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hb_ot_name_get_utf8 (face, name_id,
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en,
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&len, text);
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}
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*text_size = len;
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}
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struct info_t :
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option_parser_t,
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font_options_t
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{
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void add_options ()
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{
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font_options_t::add_options (this);
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GOptionEntry misc_entries[] =
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{
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{"direction", 0, 0, G_OPTION_ARG_STRING, &this->direction_str, "Set direction (default: ltr)", "ltr/rtl/ttb/btt"},
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{"script", 0, 0, G_OPTION_ARG_STRING, &this->script_str, "Set script (default: none)", "ISO-15924 tag; eg. 'Latn'"},
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{"language", 0, 0, G_OPTION_ARG_STRING, &this->language_str, "Set language (default: $LANG)", "BCP 47 tag; eg. 'en'"},
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{"ot-script", 0, 0, G_OPTION_ARG_STRING, &this->ot_script_str, "Set OpenType script tag (default: none)","tag; eg. 'latn'"},
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{"ot-language", 0, 0, G_OPTION_ARG_STRING, &this->ot_language_str, "Set OpenType language tag (default: none)", "tag; eg. 'ENG'"},
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{nullptr}
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};
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add_group (misc_entries,
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"misc",
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"Miscellaneous options:",
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"Miscellaneous options affecting queries",
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this,
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false /* We add below. */);
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GOptionEntry query_entries[] =
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{
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{"all", 'a', 0, G_OPTION_ARG_NONE, &this->all, "Show everything", nullptr},
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{"show-all", 0, 0, G_OPTION_ARG_NONE, &this->show_all, "Show all short information (default)", nullptr},
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{"show-face-count",0, 0, G_OPTION_ARG_NONE, &this->show_face_count, "Show face count", nullptr},
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{"show-family", 0, 0, G_OPTION_ARG_NONE, &this->show_family, "Show family name", nullptr},
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{"show-subfamily",0, 0, G_OPTION_ARG_NONE, &this->show_subfamily, "Show subfamily name", nullptr},
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{"show-unique-name",0, 0, G_OPTION_ARG_NONE, &this->show_unique_name, "Show unique name", nullptr},
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{"show-full-name",0, 0, G_OPTION_ARG_NONE, &this->show_full_name, "Show full name", nullptr},
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{"show-postscript-name",0, 0, G_OPTION_ARG_NONE, &this->show_postscript_name, "Show Postscript name", nullptr},
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{"show-version", 0, 0, G_OPTION_ARG_NONE, &this->show_version, "Show version", nullptr},
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{"show-technology",0, 0, G_OPTION_ARG_NONE, &this->show_technology, "Show technology", nullptr},
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{"show-unicode-count",0, 0, G_OPTION_ARG_NONE, &this->show_unicode_count, "Show Unicode count", nullptr},
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{"show-glyph-count",0, 0, G_OPTION_ARG_NONE, &this->show_glyph_count, "Show glyph count", nullptr},
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{"show-upem", 0, 0, G_OPTION_ARG_NONE, &this->show_upem, "Show Units-Per-EM", nullptr},
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{"show-extents", 0, 0, G_OPTION_ARG_NONE, &this->show_extents, "Show extents", nullptr},
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{"get-name", 0, 0, G_OPTION_ARG_STRING_ARRAY,&this->get_name, "Get name", "name id; eg. '13'"},
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{"get-style", 0, 0, G_OPTION_ARG_STRING_ARRAY,&this->get_style, "Get style", "style tag; eg. 'wght'"},
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{"get-metric", 0, 0, G_OPTION_ARG_STRING_ARRAY,&this->get_metric, "Get metric", "metric tag; eg. 'hasc'"},
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{"get-baseline", 0, 0, G_OPTION_ARG_STRING_ARRAY,&this->get_baseline, "Get baseline", "baseline tag; eg. 'hang'"},
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{"get-meta", 0, 0, G_OPTION_ARG_STRING_ARRAY,&this->get_meta, "Get meta information", "tag tag; eg. 'dlng'"},
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{"get-table", 0, 0, G_OPTION_ARG_STRING, &this->get_table, "Get font table", "table tag; eg. 'cmap'"},
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{"list-all", 0, 0, G_OPTION_ARG_NONE, &this->list_all, "List all long information", nullptr},
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{"list-names", 0, 0, G_OPTION_ARG_NONE, &this->list_names, "List names", nullptr},
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#ifdef HB_HAS_GOBJECT
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{"list-style", 0, 0, G_OPTION_ARG_NONE, &this->list_style, "List style", nullptr},
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{"list-metrics", 0, 0, G_OPTION_ARG_NONE, &this->list_metrics, "List metrics", nullptr},
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{"list-baselines",0, 0, G_OPTION_ARG_NONE, &this->list_baselines, "List baselines", nullptr},
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#endif
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{"list-tables", 'l', 0, G_OPTION_ARG_NONE, &this->list_tables, "List tables", nullptr},
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{"list-unicodes", 0, 0, G_OPTION_ARG_NONE, &this->list_unicodes, "List characters", nullptr},
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{"list-glyphs", 0, 0, G_OPTION_ARG_NONE, &this->list_glyphs, "List glyphs", nullptr},
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{"list-scripts", 0, 0, G_OPTION_ARG_NONE, &this->list_scripts, "List layout scripts", nullptr},
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{"list-features", 0, 0, G_OPTION_ARG_NONE, &this->list_features, "List layout features", nullptr},
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#ifndef HB_NO_VAR
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{"list-variations",0, 0, G_OPTION_ARG_NONE, &this->list_variations, "List variations", nullptr},
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#endif
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{"list-palettes", 0, 0, G_OPTION_ARG_NONE, &this->list_palettes, "List color palettes", nullptr},
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{"list-meta", 0, 0, G_OPTION_ARG_NONE, &this->list_meta, "List meta information", nullptr},
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{nullptr}
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};
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add_group (query_entries,
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"query",
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"Query options:",
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"Options to query the font instance",
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this,
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true);
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GOptionEntry entries[] =
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{
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{"quiet", 'q', G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->verbose, "Generate machine-readable output", nullptr},
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{G_OPTION_REMAINING, 0, G_OPTION_FLAG_IN_MAIN,
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G_OPTION_ARG_CALLBACK, (gpointer) &collect_rest, nullptr, "[FONT-FILE]"},
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{nullptr}
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};
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add_main_group (entries, this);
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option_parser_t::add_options ();
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}
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static gboolean
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collect_rest (const char *name G_GNUC_UNUSED,
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const char *arg,
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gpointer data,
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GError **error)
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{
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info_t *thiz = (info_t *) data;
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if (!thiz->font_file)
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{
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thiz->font_file = g_strdup (arg);
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return true;
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}
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g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED,
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"Too many arguments on the command line");
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return false;
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}
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protected:
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hb_bool_t verbose = true;
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hb_bool_t first_item = true;
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char *direction_str = nullptr;
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char *script_str = nullptr;
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char *language_str = nullptr;
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hb_direction_t direction = HB_DIRECTION_LTR;
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hb_script_t script = HB_SCRIPT_INVALID;
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hb_language_t language = HB_LANGUAGE_INVALID;
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char *ot_script_str = nullptr;
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char *ot_language_str = nullptr;
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hb_bool_t all = false;
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hb_bool_t show_all = false;
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hb_bool_t show_face_count = false;
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hb_bool_t show_family = false;
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hb_bool_t show_subfamily = false;
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hb_bool_t show_unique_name = false;
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hb_bool_t show_full_name = false;
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hb_bool_t show_postscript_name = false;
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hb_bool_t show_version = false;
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hb_bool_t show_technology = false;
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hb_bool_t show_unicode_count = false;
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hb_bool_t show_glyph_count = false;
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hb_bool_t show_upem = false;
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hb_bool_t show_extents = false;
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char **get_name = nullptr;
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char **get_style = nullptr;
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char **get_metric = nullptr;
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char **get_baseline = nullptr;
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char **get_meta = nullptr;
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char *get_table = nullptr;
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hb_bool_t list_all = false;
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hb_bool_t list_names = false;
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#ifdef HB_HAS_GOBJECT
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hb_bool_t list_style = false;
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hb_bool_t list_metrics = false;
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hb_bool_t list_baselines = false;
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#endif
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hb_bool_t list_tables = false;
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hb_bool_t list_unicodes = false;
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hb_bool_t list_glyphs = false;
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hb_bool_t list_scripts = false;
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hb_bool_t list_features = false;
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#ifndef HB_NO_VAR
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hb_bool_t list_variations = false;
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#endif
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hb_bool_t list_palettes = false;
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hb_bool_t list_meta = false;
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public:
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void
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post_parse (GError **error)
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{
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if (direction_str)
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direction = hb_direction_from_string (direction_str, -1);
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if (script_str)
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script = hb_script_from_string (script_str, -1);
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language = hb_language_get_default ();
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if (language_str)
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language = hb_language_from_string (language_str, -1);
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}
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int
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operator () (int argc, char **argv)
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{
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add_options ();
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if (argc == 2)
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show_all = true;
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parse (&argc, &argv);
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if (all)
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{
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show_all =
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list_all =
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true;
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}
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if (show_all)
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{
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show_face_count =
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show_family =
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show_subfamily =
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show_unique_name =
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show_full_name =
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show_postscript_name =
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show_version =
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show_technology =
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show_unicode_count =
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show_glyph_count =
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show_upem =
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show_extents =
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true;
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first_item = false;
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}
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if (list_all)
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{
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list_names =
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#ifdef HB_HAS_GOBJECT
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list_style =
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list_metrics =
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list_baselines =
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#endif
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list_tables =
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list_unicodes =
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list_glyphs =
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list_scripts =
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list_features =
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#ifndef HB_NO_VAR
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list_variations =
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#endif
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list_palettes =
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list_meta =
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true;
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}
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if (show_face_count) _show_face_count ();
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if (show_family) _show_family ();
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if (show_subfamily) _show_subfamily ();
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if (show_unique_name) _show_unique_name ();
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if (show_full_name) _show_full_name ();
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if (show_postscript_name)_show_postscript_name ();
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if (show_version) _show_version ();
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if (show_technology) _show_technology ();
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if (show_unicode_count)_show_unicode_count ();
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if (show_glyph_count) _show_glyph_count ();
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if (show_upem) _show_upem ();
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if (show_extents) _show_extents ();
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if (get_name) _get_name ();
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if (get_style) _get_style ();
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if (get_metric) _get_metric ();
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if (get_baseline) _get_baseline ();
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if (get_meta) _get_meta ();
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if (get_table) _get_table ();
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if (list_names) _list_names ();
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#ifdef HB_HAS_GOBJECT
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if (list_style) _list_style ();
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if (list_metrics) _list_metrics ();
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if (list_baselines) _list_baselines ();
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#endif
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if (list_tables) _list_tables ();
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if (list_unicodes) _list_unicodes ();
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if (list_glyphs) _list_glyphs ();
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if (list_scripts) _list_scripts ();
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if (list_features) _list_features ();
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#ifndef HB_NO_VAR
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if (list_variations) _list_variations ();
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#endif
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if (list_palettes) _list_palettes ();
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if (list_meta) _list_meta ();
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return 0;
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}
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protected:
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void separator ()
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{
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if (first_item)
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{
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first_item = false;
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return;
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}
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printf ("\n===\n\n");
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}
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void
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_show_face_count ()
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{
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printf ("Face count: %u\n", hb_face_count (blob));
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}
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void
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_show_name (const char *label, hb_ot_name_id_t name_id)
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{
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if (verbose)
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{
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printf ("%s: ", label);
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}
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char name[16384];
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unsigned name_len = sizeof name;
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_hb_ot_name_get_utf8 (face, name_id,
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language,
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&name_len, name);
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printf ("%s\n", name);
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}
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void _show_family () { _show_name ("Family", 1); }
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void _show_subfamily ()
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{
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hb_ot_name_id_t name_id = 2;
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unsigned named_instance = hb_font_get_var_named_instance (font);
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if (named_instance != HB_FONT_NO_VAR_NAMED_INSTANCE)
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name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, named_instance);
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_show_name ("Subfamily", name_id);
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}
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void _show_unique_name () { _show_name ("Unique name", 3); }
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void _show_full_name () { _show_name ("Full name", 4); }
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void _show_postscript_name ()
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{
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hb_ot_name_id_t name_id = 6;
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unsigned named_instance = hb_font_get_var_named_instance (font);
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if (named_instance != HB_FONT_NO_VAR_NAMED_INSTANCE)
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name_id = hb_ot_var_named_instance_get_postscript_name_id (face, named_instance);
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_show_name ("Postscript name", name_id);
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}
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void _show_version () { _show_name ("Version", 5); }
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bool _has_blob (hb_tag_t tag)
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{
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hb_blob_t *blob = hb_face_reference_table (face, tag);
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bool ret = hb_blob_get_length (blob);
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hb_blob_destroy (blob);
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return ret;
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}
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void _show_technology ()
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{
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if (_has_blob (HB_TAG('g','l','y','f')))
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printf ("Has TrueType outlines\n");
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if (_has_blob (HB_TAG('C','F','F',' ')) || _has_blob (HB_TAG('C','F','F','2')))
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printf ("Has Postscript outlines\n");
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if (_has_blob (HB_TAG('f','p','g','m')) || _has_blob (HB_TAG('p','r','e','p')) || _has_blob (HB_TAG('c','v','t',' ')))
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printf ("Has TrueType hinting\n");
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if (_has_blob (HB_TAG('G','S','U','B')) || _has_blob (HB_TAG('G','P','O','S')))
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printf ("Has OpenType layout\n");
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if (_has_blob (HB_TAG('m','o','r','x')) || _has_blob (HB_TAG('k','e','r','x')))
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printf ("Has AAT layout\n");
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if (_has_blob (HB_TAG('S','i','l','f')))
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printf ("Has Graphite layout\n");
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if (_has_blob (HB_TAG('k','e','r','n')))
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printf ("Has legacy kerning\n");
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if (_has_blob (HB_TAG('E','B','D','T')))
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printf ("Has monochrome bitmaps\n");
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if (_has_blob (HB_TAG('C','B','D','T')) || _has_blob (HB_TAG('s','b','i','x')))
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printf ("Has color bitmaps\n");
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if (_has_blob (HB_TAG('S','V','G',' ')))
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printf ("Has color SVGs\n");
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if (_has_blob (HB_TAG('C','O','L','R')))
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printf ("Has color paintings\n");
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if (_has_blob (HB_TAG('f','v','a','r'))) printf ("Has variations\n");
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}
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void _show_unicode_count ()
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{
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if (verbose)
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{
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printf ("Unicode count: ");
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}
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hb_set_t *unicodes = hb_set_create ();
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hb_face_collect_unicodes (face, unicodes);
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printf ("%u\n", hb_set_get_population (unicodes));
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hb_set_destroy (unicodes);
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}
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void _show_glyph_count ()
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{
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if (verbose)
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{
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printf ("Glyph count: ");
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}
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printf ("%u\n", hb_face_get_glyph_count (face));
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}
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void _show_upem ()
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{
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if (verbose)
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{
|
|
printf ("Units-Per-EM: ");
|
|
}
|
|
|
|
printf ("%u\n", hb_face_get_upem (face));
|
|
}
|
|
|
|
void _show_extents ()
|
|
{
|
|
hb_font_extents_t extents;
|
|
hb_font_get_extents_for_direction (font, direction, &extents);
|
|
|
|
if (verbose) printf ("Ascender: ");
|
|
printf ("%d\n", extents.ascender);
|
|
|
|
if (verbose) printf ("Descender: ");
|
|
printf ("%d\n", extents.descender);
|
|
|
|
if (verbose) printf ("Line gap: ");
|
|
printf ("%d\n", extents.line_gap);
|
|
}
|
|
|
|
void _get_name ()
|
|
{
|
|
for (char **p = get_name; *p; p++)
|
|
{
|
|
hb_ot_name_id_t name_id = (hb_ot_name_id_t) atoi (*p);
|
|
_show_name (*p, name_id);
|
|
}
|
|
}
|
|
|
|
void _get_style ()
|
|
{
|
|
for (char **p = get_style; *p; p++)
|
|
{
|
|
hb_style_tag_t tag = (hb_style_tag_t) hb_tag_from_string (*p, -1);
|
|
|
|
if (verbose)
|
|
printf ("Style %c%c%c%c: ", HB_UNTAG (tag));
|
|
|
|
float v = hb_style_get_value (font, tag);
|
|
printf ("%g\n", (double) v);
|
|
}
|
|
}
|
|
|
|
void _get_metric ()
|
|
{
|
|
bool fallback = false;
|
|
for (char **p = get_metric; *p; p++)
|
|
{
|
|
hb_ot_metrics_tag_t tag = (hb_ot_metrics_tag_t) hb_tag_from_string (*p, -1);
|
|
hb_position_t position;
|
|
|
|
if (verbose)
|
|
printf ("Metric %c%c%c%c: ", HB_UNTAG (tag));
|
|
|
|
if (hb_ot_metrics_get_position (font, tag, &position))
|
|
printf ("%d \n", position);
|
|
else
|
|
{
|
|
hb_ot_metrics_get_position_with_fallback (font, tag, &position);
|
|
printf ("%d *\n", position);
|
|
fallback = true;
|
|
}
|
|
}
|
|
|
|
if (verbose && fallback)
|
|
{
|
|
printf ("\n[*] Fallback value\n");
|
|
}
|
|
}
|
|
|
|
void _get_baseline ()
|
|
{
|
|
hb_tag_t script_tags[HB_OT_MAX_TAGS_PER_SCRIPT];
|
|
hb_tag_t language_tags[HB_OT_MAX_TAGS_PER_LANGUAGE];
|
|
unsigned script_count = HB_OT_MAX_TAGS_PER_SCRIPT;
|
|
unsigned language_count = HB_OT_MAX_TAGS_PER_LANGUAGE;
|
|
|
|
hb_ot_tags_from_script_and_language (script, language,
|
|
&script_count, script_tags,
|
|
&language_count, language_tags);
|
|
|
|
hb_tag_t script_tag = script_count ? script_tags[script_count - 1] : HB_TAG_NONE;
|
|
hb_tag_t language_tag = language_count ? language_tags[0] : HB_TAG_NONE;
|
|
|
|
if (ot_script_str)
|
|
script_tag = hb_tag_from_string (ot_script_str, -1);
|
|
if (ot_language_str)
|
|
language_tag = hb_tag_from_string (ot_language_str, -1);
|
|
|
|
|
|
bool fallback = false;
|
|
for (char **p = get_baseline; *p; p++)
|
|
{
|
|
hb_ot_layout_baseline_tag_t tag = (hb_ot_layout_baseline_tag_t) hb_tag_from_string (*p, -1);
|
|
hb_position_t position;
|
|
|
|
if (verbose)
|
|
printf ("Baseline %c%c%c%c: ", HB_UNTAG (tag));
|
|
|
|
if (hb_ot_layout_get_baseline (font, tag, direction, script_tag, language_tag, &position))
|
|
printf ("%d \n", position);
|
|
else
|
|
{
|
|
hb_ot_layout_get_baseline_with_fallback (font, tag, direction, script_tag, language_tag, &position);
|
|
printf ("%d *\n", position);
|
|
fallback = true;
|
|
}
|
|
}
|
|
|
|
if (verbose && fallback)
|
|
{
|
|
printf ("\n[*] Fallback value\n");
|
|
}
|
|
}
|
|
|
|
void _get_meta ()
|
|
{
|
|
for (char **p = get_meta; *p; p++)
|
|
{
|
|
hb_ot_meta_tag_t tag = (hb_ot_meta_tag_t) hb_tag_from_string (*p, -1);
|
|
|
|
hb_blob_t *blob = hb_ot_meta_reference_entry (face, tag);
|
|
|
|
if (verbose)
|
|
printf ("Meta %c%c%c%c: ", HB_UNTAG (tag));
|
|
|
|
printf ("%.*s\n",
|
|
(int) hb_blob_get_length (blob),
|
|
hb_blob_get_data (blob, nullptr));
|
|
|
|
hb_blob_destroy (blob);
|
|
}
|
|
}
|
|
|
|
void
|
|
_get_table ()
|
|
{
|
|
hb_blob_t *blob = hb_face_reference_table (face, hb_tag_from_string (get_table, -1));
|
|
unsigned count = 0;
|
|
const char *data = hb_blob_get_data (blob, &count);
|
|
fwrite (data, 1, count, stdout);
|
|
hb_blob_destroy (blob);
|
|
}
|
|
|
|
void _list_names ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Name information:\n\n");
|
|
printf ("Id: Name Text\n------------------------------------\n");
|
|
}
|
|
|
|
#ifdef HB_HAS_GOBJECT
|
|
GEnumClass *enum_class = (GEnumClass *) g_type_class_ref ((GType) HB_GOBJECT_TYPE_OT_NAME_ID_PREDEFINED);
|
|
#endif
|
|
|
|
unsigned count;
|
|
const auto *entries = hb_ot_name_list_names (face, &count);
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
char name[16384];
|
|
unsigned name_len = sizeof name;
|
|
_hb_ot_name_get_utf8 (face, entries[i].name_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
#ifdef HB_HAS_GOBJECT
|
|
if (verbose)
|
|
{
|
|
GEnumValue *enum_value = g_enum_get_value (enum_class, entries[i].name_id);
|
|
printf ("%u: %-27s %s\n", entries[i].name_id, enum_value ? enum_value->value_nick : "", name);
|
|
}
|
|
else
|
|
#endif
|
|
printf ("%u %s\n", entries[i].name_id, name);
|
|
}
|
|
}
|
|
|
|
#ifdef HB_HAS_GOBJECT
|
|
void _list_style ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Style information:\n\n");
|
|
printf ("Tag: Name Value\n---------------------------------------------\n");
|
|
}
|
|
|
|
GEnumClass *enum_class = (GEnumClass *) g_type_class_ref ((GType) HB_GOBJECT_TYPE_STYLE_TAG);
|
|
|
|
unsigned count = enum_class->n_values;
|
|
const auto *entries = enum_class->values;
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
float v = hb_style_get_value (font, (hb_style_tag_t) entries[i].value);
|
|
printf ("%c%c%c%c", HB_UNTAG(entries[i].value));
|
|
if (verbose)
|
|
printf (": %-33s", entries[i].value_nick);
|
|
printf (" %g\n", (double) v);
|
|
}
|
|
}
|
|
|
|
void _list_metrics ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Metrics information:\n\n");
|
|
printf ("Tag: Name Value\n---------------------------------------------\n");
|
|
}
|
|
|
|
GEnumClass *enum_class = (GEnumClass *) g_type_class_ref ((GType) HB_GOBJECT_TYPE_OT_METRICS_TAG);
|
|
|
|
bool any_fallback = false;
|
|
|
|
unsigned count = enum_class->n_values;
|
|
const auto *entries = enum_class->values;
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
bool fallback = false;
|
|
hb_position_t v;
|
|
if (!hb_ot_metrics_get_position (font,
|
|
(hb_ot_metrics_tag_t) entries[i].value,
|
|
&v))
|
|
{
|
|
hb_ot_metrics_get_position_with_fallback (font,
|
|
(hb_ot_metrics_tag_t) entries[i].value,
|
|
&v);
|
|
any_fallback = fallback = true;
|
|
}
|
|
printf ("%c%c%c%c", HB_UNTAG(entries[i].value));
|
|
if (verbose)
|
|
printf (": %-33s", entries[i].value_nick);
|
|
printf (" %d ", v);
|
|
|
|
if (fallback)
|
|
printf ("*");
|
|
printf ("\n");
|
|
}
|
|
|
|
if (verbose && any_fallback)
|
|
{
|
|
printf ("\n[*] Fallback value\n");
|
|
}
|
|
}
|
|
|
|
void _list_baselines ()
|
|
{
|
|
hb_tag_t script_tags[HB_OT_MAX_TAGS_PER_SCRIPT];
|
|
hb_tag_t language_tags[HB_OT_MAX_TAGS_PER_LANGUAGE];
|
|
unsigned script_count = HB_OT_MAX_TAGS_PER_SCRIPT;
|
|
unsigned language_count = HB_OT_MAX_TAGS_PER_LANGUAGE;
|
|
|
|
hb_ot_tags_from_script_and_language (script, language,
|
|
&script_count, script_tags,
|
|
&language_count, language_tags);
|
|
|
|
hb_tag_t script_tag = script_count ? script_tags[script_count - 1] : HB_TAG_NONE;
|
|
hb_tag_t language_tag = language_count ? language_tags[0] : HB_TAG_NONE;
|
|
|
|
if (ot_script_str)
|
|
script_tag = hb_tag_from_string (ot_script_str, -1);
|
|
if (ot_language_str)
|
|
language_tag = hb_tag_from_string (ot_language_str, -1);
|
|
|
|
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Baselines information:\n\n");
|
|
printf ("Tag: Name Value\n---------------------------------------------\n");
|
|
}
|
|
|
|
GEnumClass *enum_class = (GEnumClass *) g_type_class_ref ((GType) HB_GOBJECT_TYPE_OT_LAYOUT_BASELINE_TAG);
|
|
|
|
bool any_fallback = false;
|
|
|
|
unsigned count = enum_class->n_values;
|
|
const auto *entries = enum_class->values;
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
bool fallback = false;
|
|
hb_position_t v;
|
|
if (!hb_ot_layout_get_baseline (font, (hb_ot_layout_baseline_tag_t) entries[i].value,
|
|
direction, script_tag, language_tag,
|
|
&v))
|
|
{
|
|
hb_ot_layout_get_baseline_with_fallback (font, (hb_ot_layout_baseline_tag_t) entries[i].value,
|
|
direction, script_tag, language_tag,
|
|
&v);
|
|
any_fallback = fallback = true;
|
|
}
|
|
printf ("%c%c%c%c", HB_UNTAG(entries[i].value));
|
|
if (verbose)
|
|
printf (": %-33s", entries[i].value_nick);
|
|
printf (" %d ", v);
|
|
|
|
if (fallback)
|
|
printf ("*");
|
|
printf ("\n");
|
|
}
|
|
|
|
if (verbose && any_fallback)
|
|
{
|
|
printf ("\n[*] Fallback value\n");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
void _list_tables ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Table information:\n\n");
|
|
printf ("Tag Size\n------------\n");
|
|
}
|
|
|
|
unsigned count = hb_face_get_table_tags (face, 0, nullptr, nullptr);
|
|
hb_tag_t *tags = (hb_tag_t *) calloc (count, sizeof (hb_tag_t));
|
|
hb_face_get_table_tags (face, 0, &count, tags);
|
|
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
hb_tag_t tag = tags[i];
|
|
|
|
hb_blob_t *blob = hb_face_reference_table (face, tag);
|
|
|
|
printf ("%c%c%c%c %8u bytes\n", HB_UNTAG (tag), hb_blob_get_length (blob));
|
|
|
|
hb_blob_destroy (blob);
|
|
}
|
|
|
|
free (tags);
|
|
}
|
|
|
|
void
|
|
_list_unicodes ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Character-set information:\n\n");
|
|
printf ("Unicode Glyph name\n------------------\n");
|
|
}
|
|
|
|
hb_set_t *unicodes = hb_set_create ();
|
|
hb_map_t *cmap = hb_map_create ();
|
|
|
|
hb_face_collect_nominal_glyph_mapping (face, cmap, unicodes);
|
|
|
|
for (hb_codepoint_t u = HB_SET_VALUE_INVALID;
|
|
hb_set_next (unicodes, &u);)
|
|
{
|
|
hb_codepoint_t gid = hb_map_get (cmap, u);
|
|
|
|
char glyphname[64];
|
|
hb_font_glyph_to_string (font, gid,
|
|
glyphname, sizeof glyphname);
|
|
|
|
printf ("U+%04X %s\n", u, glyphname);
|
|
}
|
|
|
|
hb_map_destroy (cmap);
|
|
|
|
|
|
/* List variation-selector sequences. */
|
|
hb_set_t *vars = hb_set_create ();
|
|
|
|
hb_face_collect_variation_selectors (face, vars);
|
|
|
|
for (hb_codepoint_t vs = HB_SET_VALUE_INVALID;
|
|
hb_set_next (vars, &vs);)
|
|
{
|
|
hb_set_clear (unicodes);
|
|
hb_face_collect_variation_unicodes (face, vs, unicodes);
|
|
|
|
for (hb_codepoint_t u = HB_SET_VALUE_INVALID;
|
|
hb_set_next (unicodes, &u);)
|
|
{
|
|
hb_codepoint_t gid = 0;
|
|
HB_UNUSED bool b = hb_font_get_variation_glyph (font, u, vs, &gid);
|
|
assert (b);
|
|
|
|
char glyphname[64];
|
|
hb_font_glyph_to_string (font, gid,
|
|
glyphname, sizeof glyphname);
|
|
|
|
printf ("U+%04X,U+%04X %s\n", vs, u, glyphname);
|
|
}
|
|
}
|
|
|
|
hb_set_destroy (vars);
|
|
hb_set_destroy (unicodes);
|
|
}
|
|
|
|
void
|
|
_list_glyphs ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Glyph-set information:\n\n");
|
|
printf ("GlyphID Glyph name\n------------------\n");
|
|
}
|
|
|
|
unsigned num_glyphs = hb_face_get_glyph_count (face);
|
|
|
|
for (hb_codepoint_t gid = 0; gid < num_glyphs; gid++)
|
|
{
|
|
char glyphname[64];
|
|
hb_font_glyph_to_string (font, gid,
|
|
glyphname, sizeof glyphname);
|
|
|
|
printf ("%u %s\n", gid, glyphname);
|
|
}
|
|
}
|
|
|
|
void
|
|
_list_scripts ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Layout script information:\n\n");
|
|
}
|
|
|
|
hb_tag_t table_tags[] = {HB_OT_TAG_GSUB, HB_OT_TAG_GPOS, HB_TAG_NONE};
|
|
|
|
for (unsigned int i = 0; table_tags[i]; i++)
|
|
{
|
|
if (verbose) printf ("Table: ");
|
|
printf ("%c%c%c%c\n", HB_UNTAG (table_tags[i]));
|
|
|
|
hb_tag_t script_array[32];
|
|
unsigned script_count = sizeof script_array / sizeof script_array[0];
|
|
unsigned script_offset = 0;
|
|
do
|
|
{
|
|
hb_ot_layout_table_get_script_tags (face, table_tags[i],
|
|
script_offset,
|
|
&script_count,
|
|
script_array);
|
|
|
|
for (unsigned script_index = 0; script_index < script_count; script_index++)
|
|
{
|
|
printf (" ");
|
|
if (verbose) printf ("Script: ");
|
|
|
|
hb_tag_t hb_sc = hb_script_to_iso15924_tag (hb_ot_tag_to_script (script_array[script_index]));
|
|
if (script_array[script_index] == HB_TAG ('D','F','L','T'))
|
|
hb_sc = HB_SCRIPT_COMMON;
|
|
|
|
printf ("%c%c%c%c (%c%c%c%c)\n",
|
|
HB_UNTAG (hb_sc),
|
|
HB_UNTAG (script_array[script_index]));
|
|
|
|
hb_tag_t language_array[32];
|
|
unsigned language_count = sizeof language_array / sizeof language_array[0];
|
|
unsigned language_offset = 0;
|
|
do
|
|
{
|
|
hb_ot_layout_script_get_language_tags (face, table_tags[i],
|
|
script_offset + script_index,
|
|
language_offset,
|
|
&language_count,
|
|
language_array);
|
|
|
|
for (unsigned language_index = 0; language_index < language_count; language_index++)
|
|
{
|
|
printf (" ");
|
|
if (verbose) printf ("Language: ");
|
|
printf ("%s (%c%c%c%c)\n",
|
|
hb_language_to_string (hb_ot_tag_to_language (language_array[language_index])),
|
|
HB_UNTAG (language_array[language_index]));
|
|
}
|
|
|
|
language_offset += language_count;
|
|
}
|
|
while (language_count == sizeof language_array / sizeof language_array[0]);
|
|
}
|
|
|
|
script_offset += script_count;
|
|
}
|
|
while (script_count == sizeof script_array / sizeof script_array[0]);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
void
|
|
_list_features_no_script ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
printf ("Showing all font features with duplicates removed.\n\n");
|
|
}
|
|
|
|
hb_tag_t table_tags[] = {HB_OT_TAG_GSUB, HB_OT_TAG_GPOS, HB_TAG_NONE};
|
|
|
|
hb_set_t *features = hb_set_create ();
|
|
|
|
for (unsigned int i = 0; table_tags[i]; i++)
|
|
{
|
|
if (verbose) printf ("Table: ");
|
|
printf ("%c%c%c%c\n", HB_UNTAG (table_tags[i]));
|
|
|
|
hb_set_clear (features);
|
|
hb_tag_t feature_array[32];
|
|
unsigned feature_count = sizeof feature_array / sizeof feature_array[0];
|
|
unsigned feature_offset = 0;
|
|
do
|
|
{
|
|
hb_ot_layout_table_get_feature_tags (face, table_tags[i],
|
|
feature_offset,
|
|
&feature_count,
|
|
feature_array);
|
|
|
|
for (unsigned feature_index = 0; feature_index < feature_count; feature_index++)
|
|
{
|
|
if (hb_set_has (features, feature_array[feature_index]))
|
|
continue;
|
|
hb_set_add (features, feature_array[feature_index]);
|
|
|
|
hb_ot_name_id_t label_id;
|
|
|
|
hb_ot_layout_feature_get_name_ids (face,
|
|
table_tags[i],
|
|
feature_offset + feature_index,
|
|
&label_id,
|
|
nullptr,
|
|
nullptr,
|
|
nullptr,
|
|
nullptr);
|
|
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
|
|
_hb_ot_name_get_utf8 (face, label_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
printf (" ");
|
|
if (verbose) printf ("Feature: ");
|
|
printf ("%c%c%c%c", HB_UNTAG (feature_array[feature_index]));
|
|
|
|
if (*name)
|
|
printf (" %s", name);
|
|
|
|
printf ("\n");
|
|
}
|
|
|
|
feature_offset += feature_count;
|
|
}
|
|
while (feature_count == sizeof feature_array / sizeof feature_array[0]);
|
|
}
|
|
|
|
hb_set_destroy (features);
|
|
}
|
|
|
|
void
|
|
_list_features ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Layout features information:\n\n");
|
|
}
|
|
|
|
hb_tag_t table_tags[] = {HB_OT_TAG_GSUB, HB_OT_TAG_GPOS, HB_TAG_NONE};
|
|
|
|
if (script == HB_SCRIPT_INVALID && !ot_script_str)
|
|
{
|
|
_list_features_no_script ();
|
|
return;
|
|
}
|
|
|
|
for (unsigned int i = 0; table_tags[i]; i++)
|
|
{
|
|
if (verbose) printf ("Table: ");
|
|
printf ("%c%c%c%c\n", HB_UNTAG (table_tags[i]));
|
|
|
|
auto table_tag = table_tags[i];
|
|
|
|
hb_tag_t script_tags[HB_OT_MAX_TAGS_PER_SCRIPT];
|
|
hb_tag_t language_tags[HB_OT_MAX_TAGS_PER_LANGUAGE];
|
|
unsigned script_count = HB_OT_MAX_TAGS_PER_SCRIPT;
|
|
unsigned language_count = HB_OT_MAX_TAGS_PER_LANGUAGE;
|
|
|
|
hb_ot_tags_from_script_and_language (script, language,
|
|
&script_count, script_tags,
|
|
&language_count, language_tags);
|
|
|
|
if (ot_script_str)
|
|
{
|
|
script_tags[0] = hb_tag_from_string (ot_script_str, -1);
|
|
script_count = 1;
|
|
}
|
|
if (ot_language_str)
|
|
{
|
|
language_tags[0] = hb_tag_from_string (ot_language_str, -1);
|
|
language_count = 1;
|
|
}
|
|
|
|
unsigned script_index;
|
|
hb_tag_t chosen_script;
|
|
hb_ot_layout_table_select_script (face, table_tag,
|
|
script_count, script_tags,
|
|
&script_index, &chosen_script);
|
|
|
|
unsigned language_index;
|
|
hb_tag_t chosen_language;
|
|
hb_ot_layout_script_select_language2 (face, table_tag,
|
|
script_index,
|
|
language_count, language_tags,
|
|
&language_index, &chosen_language);
|
|
|
|
if (verbose)
|
|
{
|
|
if (chosen_script)
|
|
{
|
|
printf (" Script: %c%c%c%c\n", HB_UNTAG (chosen_script));
|
|
if (chosen_language)
|
|
printf (" Language: %c%c%c%c\n", HB_UNTAG (chosen_language));
|
|
else
|
|
printf (" Language: Default\n");
|
|
}
|
|
}
|
|
|
|
unsigned feature_array[32];
|
|
unsigned feature_count = sizeof feature_array / sizeof feature_array[0];
|
|
unsigned feature_offset = 0;
|
|
do
|
|
{
|
|
hb_ot_layout_language_get_feature_indexes (face, table_tag,
|
|
script_index, language_index,
|
|
feature_offset,
|
|
&feature_count,
|
|
feature_array);
|
|
|
|
for (unsigned feature_index = 0; feature_index < feature_count; feature_index++)
|
|
{
|
|
hb_ot_name_id_t label_id;
|
|
|
|
hb_ot_layout_feature_get_name_ids (face,
|
|
table_tags[i],
|
|
feature_array[feature_index],
|
|
&label_id,
|
|
nullptr,
|
|
nullptr,
|
|
nullptr,
|
|
nullptr);
|
|
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
|
|
_hb_ot_name_get_utf8 (face, label_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
printf (" ");
|
|
if (verbose) printf ("Feature: ");
|
|
hb_tag_t feature_tag;
|
|
unsigned f_count = 1;
|
|
hb_ot_layout_table_get_feature_tags (face, table_tag,
|
|
feature_array[feature_index],
|
|
&f_count, &feature_tag);
|
|
printf ("%c%c%c%c", HB_UNTAG (feature_tag));
|
|
|
|
if (*name)
|
|
printf (" %s", name);
|
|
|
|
printf ("\n");
|
|
}
|
|
|
|
feature_offset += feature_count;
|
|
}
|
|
while (feature_count == sizeof feature_array / sizeof feature_array[0]);
|
|
}
|
|
}
|
|
|
|
#ifndef HB_NO_VAR
|
|
void
|
|
_list_variations ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Variations information:\n\n");
|
|
}
|
|
|
|
hb_ot_var_axis_info_t *axes;
|
|
|
|
unsigned count = hb_ot_var_get_axis_infos (face, 0, nullptr, nullptr);
|
|
axes = (hb_ot_var_axis_info_t *) calloc (count, sizeof (hb_ot_var_axis_info_t));
|
|
hb_ot_var_get_axis_infos (face, 0, &count, axes);
|
|
|
|
bool has_hidden = false;
|
|
|
|
if (verbose && count)
|
|
{
|
|
printf ("Varitation axes:\n\n");
|
|
printf ("Tag Minimum Default Maximum Name\n------------------------------------\n");
|
|
}
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
const auto &axis = axes[i];
|
|
if (axis.flags & HB_OT_VAR_AXIS_FLAG_HIDDEN)
|
|
has_hidden = true;
|
|
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
|
|
_hb_ot_name_get_utf8 (face, axis.name_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
printf ("%c%c%c%c%s %g %g %g %s\n",
|
|
HB_UNTAG (axis.tag),
|
|
axis.flags & HB_OT_VAR_AXIS_FLAG_HIDDEN ? "*" : "",
|
|
(double) axis.min_value,
|
|
(double) axis.default_value,
|
|
(double) axis.max_value,
|
|
name);
|
|
}
|
|
if (verbose && has_hidden)
|
|
printf ("\n[*] Hidden axis\n");
|
|
|
|
free (axes);
|
|
axes = nullptr;
|
|
|
|
count = hb_ot_var_get_named_instance_count (face);
|
|
if (count)
|
|
{
|
|
if (verbose)
|
|
{
|
|
printf ("\n\nNamed instances:\n\n");
|
|
printf ("Index Name Position\n------------------------------------------------\n");
|
|
}
|
|
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
|
|
hb_ot_name_id_t name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, i);
|
|
_hb_ot_name_get_utf8 (face, name_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
unsigned coords_count = hb_ot_var_named_instance_get_design_coords (face, i, nullptr, nullptr);
|
|
float* coords;
|
|
coords = (float *) calloc (coords_count, sizeof (float));
|
|
hb_ot_var_named_instance_get_design_coords (face, i, &coords_count, coords);
|
|
|
|
printf ("%u %-32s", i, name);
|
|
for (unsigned j = 0; j < coords_count; j++)
|
|
printf ("%g, ", (double) coords[j]);
|
|
printf ("\n");
|
|
|
|
free (coords);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
#ifdef HAVE_CHAFA
|
|
GString *
|
|
_palette_chafa_str (unsigned palette_index)
|
|
{
|
|
unsigned count = hb_ot_color_palette_get_colors (face, palette_index, 0,
|
|
nullptr, nullptr);
|
|
|
|
hb_color_t *palette = (hb_color_t *) malloc (count * sizeof (hb_color_t));
|
|
hb_ot_color_palette_get_colors (face, palette_index, 0,
|
|
&count, palette);
|
|
|
|
#define REPEAT 16
|
|
hb_color_t *data = (hb_color_t *) malloc (count * REPEAT * sizeof (hb_color_t));
|
|
for (unsigned i = 0; i < count; i++)
|
|
for (unsigned j = 0; j < REPEAT; j++)
|
|
data[i * REPEAT + j] = palette[i];
|
|
free (palette);
|
|
palette = nullptr;
|
|
|
|
chafa_set_n_threads (1); // https://github.com/hpjansson/chafa/issues/125#issuecomment-1397475217
|
|
//
|
|
gchar **environ = g_get_environ ();
|
|
ChafaTermInfo *term_info = chafa_term_db_detect (chafa_term_db_get_default (),
|
|
environ);
|
|
|
|
ChafaCanvasMode mode;
|
|
ChafaPixelMode pixel_mode = CHAFA_PIXEL_MODE_SYMBOLS;
|
|
if (chafa_term_info_have_seq (term_info, CHAFA_TERM_SEQ_SET_COLOR_FGBG_DIRECT))
|
|
mode = CHAFA_CANVAS_MODE_TRUECOLOR;
|
|
else if (chafa_term_info_have_seq (term_info, CHAFA_TERM_SEQ_SET_COLOR_FGBG_256))
|
|
mode = CHAFA_CANVAS_MODE_INDEXED_240;
|
|
else if (chafa_term_info_have_seq (term_info, CHAFA_TERM_SEQ_SET_COLOR_FGBG_16))
|
|
mode = CHAFA_CANVAS_MODE_INDEXED_16;
|
|
else if (chafa_term_info_have_seq (term_info, CHAFA_TERM_SEQ_INVERT_COLORS))
|
|
mode = CHAFA_CANVAS_MODE_FGBG_BGFG;
|
|
else
|
|
mode = CHAFA_CANVAS_MODE_FGBG;
|
|
|
|
ChafaSymbolMap *symbol_map = chafa_symbol_map_new ();
|
|
chafa_symbol_map_add_by_tags (symbol_map,
|
|
(ChafaSymbolTags) (CHAFA_SYMBOL_TAG_BLOCK));
|
|
|
|
ChafaCanvasConfig *config = chafa_canvas_config_new ();
|
|
chafa_canvas_config_set_canvas_mode (config, mode);
|
|
chafa_canvas_config_set_pixel_mode (config, pixel_mode);
|
|
chafa_canvas_config_set_cell_geometry (config, REPEAT, 1);
|
|
chafa_canvas_config_set_geometry (config, 2 * count, 1);
|
|
chafa_canvas_config_set_symbol_map (config, symbol_map);
|
|
chafa_canvas_config_set_color_extractor (config, CHAFA_COLOR_EXTRACTOR_MEDIAN);
|
|
chafa_canvas_config_set_work_factor (config, 1.0f);
|
|
|
|
ChafaCanvas *canvas = chafa_canvas_new (config);
|
|
chafa_canvas_draw_all_pixels (canvas,
|
|
G_BYTE_ORDER == G_BIG_ENDIAN
|
|
? CHAFA_PIXEL_BGRA8_UNASSOCIATED
|
|
: CHAFA_PIXEL_ARGB8_UNASSOCIATED,
|
|
(const guint8 *) data,
|
|
count * REPEAT,
|
|
1,
|
|
sizeof (hb_color_t));
|
|
|
|
free (data);
|
|
|
|
auto gs = chafa_canvas_print (canvas, term_info);
|
|
|
|
chafa_canvas_unref (canvas);
|
|
chafa_canvas_config_unref (config);
|
|
chafa_symbol_map_unref (symbol_map);
|
|
chafa_term_info_unref (term_info);
|
|
g_strfreev (environ);
|
|
|
|
return gs;
|
|
}
|
|
#endif
|
|
|
|
void
|
|
_list_palettes ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Color palettes information:\n");
|
|
}
|
|
|
|
{
|
|
if (verbose)
|
|
{
|
|
printf ("\nPalettes:\n\n");
|
|
printf ("Index Flags Name\n--------------------\n");
|
|
}
|
|
unsigned count = hb_ot_color_palette_get_count (face);
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
hb_ot_name_id_t name_id = hb_ot_color_palette_get_name_id (face, i);
|
|
hb_ot_color_palette_flags_t flags = hb_ot_color_palette_get_flags (face, i);
|
|
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
|
|
_hb_ot_name_get_utf8 (face, name_id,
|
|
language,
|
|
&name_len, name);
|
|
const char *type = "";
|
|
if (flags)
|
|
{
|
|
if (flags & HB_OT_COLOR_PALETTE_FLAG_USABLE_WITH_LIGHT_BACKGROUND)
|
|
{
|
|
if (flags & HB_OT_COLOR_PALETTE_FLAG_USABLE_WITH_DARK_BACKGROUND)
|
|
type = "Both";
|
|
else
|
|
type = "Light";
|
|
}
|
|
else {
|
|
type = "Dark";
|
|
}
|
|
}
|
|
|
|
#ifdef HAVE_CHAFA
|
|
char *chafa_env = getenv ("HB_CHAFA");
|
|
bool use_chafa = !chafa_env || atoi (chafa_env);
|
|
if (verbose && use_chafa && isatty (fileno (stdout)))
|
|
{
|
|
GString *chafa_str = _palette_chafa_str (i);
|
|
printf ("%u %s %-23s %*s\n", i, type, name,
|
|
(int) chafa_str->len, chafa_str->str);
|
|
g_string_free (chafa_str, TRUE);
|
|
}
|
|
else
|
|
#endif
|
|
printf ("%u %s %s\n", i, type, name);
|
|
}
|
|
}
|
|
|
|
{
|
|
if (verbose)
|
|
{
|
|
printf ("\nColors:\n\n");
|
|
printf ("Index Name\n------------\n");
|
|
}
|
|
unsigned count = hb_ot_color_palette_get_colors (face, 0, 0, nullptr, nullptr);
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
hb_ot_name_id_t name_id = hb_ot_color_palette_color_get_name_id (face, i);
|
|
|
|
char name[64];
|
|
unsigned name_len = sizeof name;
|
|
_hb_ot_name_get_utf8 (face, name_id,
|
|
language,
|
|
&name_len, name);
|
|
|
|
printf ("%u %s\n", i, name);
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
_list_meta ()
|
|
{
|
|
if (verbose)
|
|
{
|
|
separator ();
|
|
printf ("Meta information:\n");
|
|
}
|
|
|
|
{
|
|
if (verbose)
|
|
{
|
|
printf ("\nTag Data\n------------\n");
|
|
}
|
|
unsigned count = hb_ot_meta_get_entry_tags (face, 0, nullptr, nullptr);
|
|
for (unsigned i = 0; i < count; i++)
|
|
{
|
|
hb_ot_meta_tag_t tag;
|
|
unsigned len = 1;
|
|
hb_ot_meta_get_entry_tags (face, i, &len, &tag);
|
|
|
|
hb_blob_t *blob = hb_ot_meta_reference_entry (face, tag);
|
|
|
|
printf ("%c%c%c%c %.*s\n", HB_UNTAG (tag),
|
|
(int) hb_blob_get_length (blob),
|
|
hb_blob_get_data (blob, nullptr));
|
|
|
|
hb_blob_destroy (blob);
|
|
}
|
|
}
|
|
}
|
|
|
|
};
|
|
|
|
|
|
template <typename consumer_t,
|
|
typename font_options_type>
|
|
struct main_font_t :
|
|
option_parser_t,
|
|
font_options_type,
|
|
consumer_t
|
|
{
|
|
int operator () (int argc, char **argv)
|
|
{
|
|
add_options ();
|
|
|
|
if (argc == 2)
|
|
consumer_t::show_all = true;
|
|
|
|
parse (&argc, &argv);
|
|
|
|
consumer_t::operator () (this);
|
|
|
|
return 0;
|
|
}
|
|
};
|
|
|
|
int
|
|
main (int argc, char **argv)
|
|
{
|
|
return batch_main<info_t> (argc, argv);
|
|
}
|