diff --git a/util/Makefile.am b/util/Makefile.am index 82c14fd65..12041b5ae 100644 --- a/util/Makefile.am +++ b/util/Makefile.am @@ -51,6 +51,9 @@ endif # HAVE_CAIRO hb_shape_SOURCES = $(HB_SHAPE_sources) bin_PROGRAMS += hb-shape +hb_info_SOURCES = $(HB_INFO_sources) +bin_PROGRAMS += hb-info + hb_subset_SOURCES = $(HB_SUBSET_CLI_sources) hb_subset_LDADD = \ $(top_builddir)/src/libharfbuzz-subset.la \ diff --git a/util/Makefile.sources b/util/Makefile.sources index 70b704e1a..a64099e9f 100644 --- a/util/Makefile.sources +++ b/util/Makefile.sources @@ -31,6 +31,14 @@ HB_SHAPE_sources = \ text-options.hh \ $(NULL) +HB_INFO_sources = \ + batch.hh \ + face-options.hh \ + font-options.hh \ + hb-info.cc \ + options.hh \ + $(NULL) + HB_SUBSET_CLI_sources = \ batch.hh \ face-options.hh \ diff --git a/util/face-options.hh b/util/face-options.hh index e193b0000..f680e05cd 100644 --- a/util/face-options.hh +++ b/util/face-options.hh @@ -60,15 +60,12 @@ struct face_options_t char *font_file = nullptr; unsigned face_index = 0; - hb_bool_t list_tables = false; hb_blob_t *blob = nullptr; hb_face_t *face = nullptr; }; -static G_GNUC_NORETURN void _list_tables (hb_face_t *face); - face_options_t::cache_t face_options_t::cache {}; void @@ -124,31 +121,6 @@ face_options_t::post_parse (GError **error) blob = cache.blob; face = cache.face; - - if (list_tables) - _list_tables (face); -} - -static G_GNUC_NORETURN void _list_tables (hb_face_t *face) -{ - 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); - - exit (0); } void @@ -158,7 +130,6 @@ face_options_t::add_options (option_parser_t *parser) { {"font-file", 0, 0, G_OPTION_ARG_STRING, &this->font_file, "Set font file-name", "filename"}, {"face-index", 0, 0, G_OPTION_ARG_INT, &this->face_index, "Set face index (default: 0)", "index"}, - {"list-tables", 0, 0, G_OPTION_ARG_NONE, &this->list_tables, "List font tables and quit", nullptr}, {nullptr} }; parser->add_group (entries, diff --git a/util/font-options.hh b/util/font-options.hh index ca87e763c..b1a0169c6 100644 --- a/util/font-options.hh +++ b/util/font-options.hh @@ -56,11 +56,7 @@ struct font_options_t : face_options_t void post_parse (GError **error); hb_bool_t sub_font = false; - hb_bool_t list_features = false; - hb_bool_t list_unicodes = false; - hb_bool_t list_glyphs = false; #ifndef HB_NO_VAR - hb_bool_t list_variations = false; hb_variation_t *variations = nullptr; unsigned int num_variations = 0; #endif @@ -92,13 +88,6 @@ static struct supported_font_funcs_t { }; -static G_GNUC_NORETURN void _list_features (hb_face_t *face); -#ifndef HB_NO_VAR -static G_GNUC_NORETURN void _list_variations (hb_face_t *face); -#endif -static G_GNUC_NORETURN void _list_unicodes (hb_font_t *font); -static G_GNUC_NORETURN void _list_glyphs (hb_font_t *font); - void font_options_t::post_parse (GError **error) { @@ -169,199 +158,9 @@ font_options_t::post_parse (GError **error) hb_font_set_scale (old_font, scale_x * 2, scale_y * 2); hb_font_destroy (old_font); } - - if (list_features) - _list_features (face); - -#ifndef HB_NO_VAR - if (list_variations) - _list_variations (face); -#endif - - if (list_unicodes) - _list_unicodes (font); - - if (list_glyphs) - _list_glyphs (font); -} - -static G_GNUC_NORETURN void -_list_features (hb_face_t *face) -{ - hb_tag_t table_tags[] = {HB_OT_TAG_GSUB, HB_OT_TAG_GPOS, HB_TAG_NONE}; - auto language = hb_language_get_default (); - hb_set_t *features = hb_set_create (); - - for (unsigned int i = 0; table_tags[i]; i++) - { - printf ("Table: %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 (" Script: %c%c%c%c\n", 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 (" Language: %c%c%c%c\n", 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]); - - 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 (" Feature: %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); - - exit (0); } #ifndef HB_NO_VAR -static G_GNUC_NORETURN void -_list_variations (hb_face_t *face) -{ - 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); - - auto language = hb_language_get_default (); - bool has_hidden = false; - - printf ("Varitation axes:\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 (has_hidden) - printf ("\n[*] Hidden axis\n"); - - free (axes); - axes = nullptr; - - count = hb_ot_var_get_named_instance_count (face); - if (count) - { - printf ("\n\nNamed instances: \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); - } - } - - exit(0); -} - static gboolean parse_variations (const char *name G_GNUC_UNUSED, const char *arg, @@ -406,82 +205,6 @@ parse_variations (const char *name G_GNUC_UNUSED, } #endif -static G_GNUC_NORETURN void -_list_unicodes (hb_font_t *font) -{ - hb_face_t *face = hb_font_get_face (font); - - 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; - 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); - - exit(0); -} - -static G_GNUC_NORETURN void -_list_glyphs (hb_font_t *font) -{ - hb_face_t *face = hb_font_get_face (font); - - 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); - } - - exit(0); -} - static gboolean parse_font_size (const char *name G_GNUC_UNUSED, const char *arg, @@ -571,9 +294,6 @@ font_options_t::add_options (option_parser_t *parser) {"sub-font", 0, G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &this->sub_font, "Create a sub-font (default: false)", "boolean"}, {"ft-load-flags", 0, 0, G_OPTION_ARG_INT, &this->ft_load_flags, "Set FreeType load-flags (default: 2)", "integer"}, - {"list-features", 0, 0, G_OPTION_ARG_NONE, &this->list_features, "List available font features and quit", nullptr}, - {"list-unicodes", 0, 0, G_OPTION_ARG_NONE, &this->list_unicodes, "List available characters in the font and quit", nullptr}, - {"list-glyphs", 0, 0, G_OPTION_ARG_NONE, &this->list_glyphs, "List available glyphs in the font and quit", nullptr}, {nullptr} }; parser->add_group (entries, @@ -598,7 +318,6 @@ font_options_t::add_options (option_parser_t *parser) GOptionEntry entries2[] = { - {"list-variations", 0, 0, G_OPTION_ARG_NONE, &this->list_variations, "List available font variations and quit", nullptr}, {"named-instance", 0, 0, G_OPTION_ARG_INT, &this->named_instance, "Set named-instance index (default: none)", "index"}, {"variations", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_variations, variations_help, "list"}, {nullptr} diff --git a/util/hb-info.cc b/util/hb-info.cc new file mode 100644 index 000000000..eddaead56 --- /dev/null +++ b/util/hb-info.cc @@ -0,0 +1,719 @@ +/* + * Copyright © 2010 Behdad Esfahbod + * Copyright © 2011,2012 Google, Inc. + * + * This is part of HarfBuzz, a text shaping library. + * + * Permission is hereby granted, without written agreement and without + * license or royalty fees, to use, copy, modify, and distribute this + * software and its documentation for any purpose, provided that the + * above copyright notice and the following two paragraphs appear in + * all copies of this software. + * + * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES + * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN + * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, + * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + * + * Google Author(s): Behdad Esfahbod + */ + +#include "batch.hh" +#include "font-options.hh" + +const unsigned DEFAULT_FONT_SIZE = FONT_SIZE_UPEM; +const unsigned SUBPIXEL_BITS = 0; + + +struct info_t +{ + void add_options (option_parser_t *parser) + { + GOptionEntry entries[] = + { + {"all", 'a', 0, G_OPTION_ARG_NONE, &this->all, "Show everything", nullptr}, + + {"show-all", 0, 0, G_OPTION_ARG_NONE, &this->show_all, "Show all short information (default)", nullptr}, + {"show-family", 0, 0, G_OPTION_ARG_NONE, &this->show_family, "Show family name", nullptr}, + {"show-style", 0, 0, G_OPTION_ARG_NONE, &this->show_style, "Show style name", nullptr}, + {"show-unique-name",0, 0, G_OPTION_ARG_NONE, &this->show_unique_name, "Show unique name", nullptr}, + {"show-full-name",0, 0, G_OPTION_ARG_NONE, &this->show_full_name, "Show full name", nullptr}, + {"show-postscript-name",0, 0, G_OPTION_ARG_NONE, &this->show_postscript_name, "Show Postscript name", nullptr}, + {"show-version", 0, 0, G_OPTION_ARG_NONE, &this->show_version, "Show version", nullptr}, + {"show-upem", 0, 0, G_OPTION_ARG_NONE, &this->show_upem, "Show Units-Per-EM", nullptr}, + {"show-unicode-count",0, 0, G_OPTION_ARG_NONE, &this->show_unicode_count, "Show Unicode count", nullptr}, + {"show-glyph-count",0, 0, G_OPTION_ARG_NONE, &this->show_glyph_count, "Show glyph count", nullptr}, + {"show-extents", 0, 0, G_OPTION_ARG_NONE, &this->show_extents, "Show extents", nullptr}, + + {"list-all", 0, 0, G_OPTION_ARG_NONE, &this->list_all, "List all long information", nullptr}, + {"list-names", 0, 0, G_OPTION_ARG_NONE, &this->list_names, "List names", nullptr}, + {"list-tables", 'l', 0, G_OPTION_ARG_NONE, &this->list_tables, "List tables", nullptr}, + {"list-unicodes", 0, 0, G_OPTION_ARG_NONE, &this->list_unicodes, "List characters", nullptr}, + {"list-glyphs", 0, 0, G_OPTION_ARG_NONE, &this->list_glyphs, "List glyphs", nullptr}, + {"list-scripts", 0, 0, G_OPTION_ARG_NONE, &this->list_scripts, "List layout scripts", nullptr}, + {"list-features", 0, 0, G_OPTION_ARG_NONE, &this->list_features, "List layout features", nullptr}, +#ifndef HB_NO_VAR + {"list-variations",0, 0, G_OPTION_ARG_NONE, &this->list_variations, "List variations", nullptr}, +#endif + + {"dump-table", 0, 0, G_OPTION_ARG_STRING, &this->dump_table, "Dump font table", "TABLE-TAG"}, + + {nullptr} + }; + parser->add_group (entries, + "query", + "Query options:", + "Options to query the font instance", + this, + false /* We add below. */); + } + + protected: + hb_face_t *face = nullptr; + hb_font_t *font = nullptr; + + hb_bool_t verbose = true; + hb_bool_t first_item = true; + + hb_bool_t all = false; + + hb_bool_t show_all = false; + hb_bool_t show_family = false; + hb_bool_t show_style = false; + hb_bool_t show_unique_name = false; + hb_bool_t show_full_name = false; + hb_bool_t show_postscript_name = false; + hb_bool_t show_version = false; + hb_bool_t show_upem = false; + hb_bool_t show_unicode_count = false; + hb_bool_t show_glyph_count = false; + hb_bool_t show_extents = false; + + hb_bool_t list_all = false; + hb_bool_t list_names = false; + hb_bool_t list_tables = false; + hb_bool_t list_unicodes = false; + hb_bool_t list_glyphs = false; + hb_bool_t list_scripts = false; + hb_bool_t list_features = false; +#ifndef HB_NO_VAR + hb_bool_t list_variations = false; +#endif + + char *dump_table = nullptr; + + public: + + template + void operator () (app_t *app) + { + face = hb_face_reference (((font_options_t *) app)->face); + font = hb_font_reference (((font_options_t *) app)->font); + verbose = !app->quiet; + + if (all) + { + show_all = + list_all = + true; + } + + if (show_all) + { + show_family = + show_style = + show_unique_name = + show_full_name = + show_postscript_name = + show_version = + show_upem = + show_unicode_count = + show_glyph_count = + show_extents = + true; + first_item = false; + } + + if (list_all) + { + list_names = + list_tables = + list_unicodes = + list_glyphs = + list_scripts = + list_features = +#ifndef HB_NO_VAR + list_variations = +#endif + true; + } + + if (show_family) _show_family (); + if (show_style) _show_style (); + if (show_unique_name) _show_unique_name (); + if (show_full_name) _show_full_name (); + if (show_postscript_name)_show_postscript_name (); + if (show_version) _show_version (); + if (show_upem) _show_upem (); + if (show_unicode_count)_show_unicode_count (); + if (show_glyph_count) _show_glyph_count (); + if (show_extents) _show_extents (); + + if (list_names) _list_names (); + if (list_tables) _list_tables (); + if (list_unicodes) _list_unicodes (); + if (list_glyphs) _list_glyphs (); + if (list_scripts) _list_scripts (); + if (list_features) _list_features (); +#ifndef HB_NO_VAR + if (list_variations) _list_variations (); +#endif + + if (dump_table) _dump_table (); + + hb_font_destroy (font); + hb_face_destroy (face); + } + + protected: + + void separator () + { + if (first_item) + { + first_item = false; + return; + } + printf ("\n===\n\n"); + } + + void _show_name (const char *label, hb_ot_name_id_t name_id) + { + if (verbose) + { + printf ("%s: ", label); + } + + auto language = hb_language_get_default (); // TODO + + char name[128]; + unsigned name_len = sizeof name; + hb_ot_name_get_utf8 (face, name_id, + language, + &name_len, name); + + printf ("%s\n", name); + } + void _show_family () { _show_name ("Family", 1); } + void _show_style () + { + hb_ot_name_id_t name_id = 2; + + unsigned named_instance = hb_font_get_var_named_instance (font); + if (named_instance != HB_FONT_NO_VAR_NAMED_INSTANCE) + name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, named_instance); + + _show_name ("Style", name_id); + } + void _show_unique_name () { _show_name ("Unique name", 3); } + void _show_full_name () { _show_name ("Full name", 4); } + void _show_postscript_name () + { + hb_ot_name_id_t name_id = 6; + + unsigned named_instance = hb_font_get_var_named_instance (font); + if (named_instance != HB_FONT_NO_VAR_NAMED_INSTANCE) + name_id = hb_ot_var_named_instance_get_postscript_name_id (face, named_instance); + + + _show_name ("Postscript name", name_id); + } + void _show_version () { _show_name ("Version", 5); } + + void _show_upem () + { + if (verbose) + { + printf ("Units-Per-EM: "); + } + + printf ("%u\n", hb_face_get_upem (face)); + } + + void _show_unicode_count () + { + if (verbose) + { + printf ("Unicode count: "); + } + + hb_set_t *unicodes = hb_set_create (); + hb_face_collect_unicodes (face, unicodes); + + printf ("%u\n", hb_set_get_population (unicodes)); + + hb_set_destroy (unicodes); + } + + void _show_glyph_count () + { + if (verbose) + { + printf ("Glyph count: "); + } + + printf ("%u\n", hb_face_get_glyph_count (face)); + } + + void _show_extents () + { + hb_direction_t direction = HB_DIRECTION_LTR; // TODO + + 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 _list_names () + { + if (verbose) + { + separator (); + printf ("Name information:\n\n"); + printf ("Id Text\n------------\n"); + } + + auto language = hb_language_get_default (); // TODO + + unsigned count; + const auto *entries = hb_ot_name_list_names (face, &count); + for (unsigned i = 0; i < count; i++) + { + char name[128]; + unsigned name_len = sizeof name; + hb_ot_name_get_utf8 (face, entries[i].name_id, + language, + &name_len, name); + + printf ("%u %s\n", entries[i].name_id, name); + } + } + + 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; + 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++) + { + printf ("Table: %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 (" Script: %c%c%c%c\n", 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 (" Language: %c%c%c%c\n", 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 () + { + 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}; + auto language = hb_language_get_default (); // TODO + hb_set_t *features = hb_set_create (); + + for (unsigned int i = 0; table_tags[i]; i++) + { + printf ("Table: %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 (" Feature: %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); + } + +#ifndef HB_NO_VAR + void + _list_variations () + { + if (verbose) + { + separator (); + printf ("Face 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); + + auto language = hb_language_get_default (); // TODO + 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\n"); + + free (axes); + axes = nullptr; + + count = hb_ot_var_get_named_instance_count (face); + if (count) + { + if (verbose) + { + printf ("\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 + + void + _dump_table () + { + hb_blob_t *blob = hb_face_reference_table (face, hb_tag_from_string (dump_table, -1)); + unsigned count = 0; + const char *data = hb_blob_get_data (blob, &count); + fwrite (data, 1, count, stdout); + hb_blob_destroy (blob); + } +}; + + +template +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; + } + + protected: + + void add_options () + { + font_options_type::add_options (this); + consumer_t::add_options (this); + + GOptionEntry entries[] = + { + {"quiet", 'q', 0, G_OPTION_ARG_NONE, &this->quiet, "Generate machine-readable output", nullptr}, + {G_OPTION_REMAINING, 0, G_OPTION_FLAG_IN_MAIN, + G_OPTION_ARG_CALLBACK, (gpointer) &collect_rest, nullptr, "[FONT-FILE]"}, + {nullptr} + }; + add_main_group (entries, this); + option_parser_t::add_options (); + } + + private: + + static gboolean + collect_rest (const char *name G_GNUC_UNUSED, + const char *arg, + gpointer data, + GError **error) + { + main_font_t *thiz = (main_font_t *) data; + + if (!thiz->font_file) + { + thiz->font_file = g_strdup (arg); + return true; + } + + g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_FAILED, + "Too many arguments on the command line"); + return false; + } + + public: + hb_bool_t quiet = false; +}; + +int +main (int argc, char **argv) +{ + using main_t = main_font_t; + return batch_main (argc, argv); +} diff --git a/util/meson.build b/util/meson.build index df48855a7..ff38bd635 100644 --- a/util/meson.build +++ b/util/meson.build @@ -6,6 +6,10 @@ hb_shape_sources = [ 'hb-shape.cc', ] +hb_info_sources = [ + 'hb-info.cc', +] + hb_ot_shape_closure_sources = [ 'hb-ot-shape-closure.cc', ] @@ -37,6 +41,15 @@ if conf.get('HAVE_GLIB', 0) == 1 ) meson.override_find_program('hb-shape', hb_shape) + hb_info = executable('hb-info', hb_info_sources, + cpp_args: cpp_args, + include_directories: [incconfig, incsrc], + dependencies: util_deps, + link_with: [libharfbuzz], + install: true, + ) + meson.override_find_program('hb-info', hb_info) + hb_subset = executable('hb-subset', hb_subset_cli_sources, cpp_args: cpp_args, include_directories: [incconfig, incsrc],