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@ -56,11 +56,7 @@ struct font_options_t : face_options_t |
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void post_parse (GError **error); |
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hb_bool_t sub_font = false; |
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hb_bool_t list_features = 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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#ifndef HB_NO_VAR |
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hb_bool_t list_variations = false; |
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hb_variation_t *variations = nullptr; |
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unsigned int num_variations = 0; |
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#endif |
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@ -92,13 +88,6 @@ static struct supported_font_funcs_t { |
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}; |
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static G_GNUC_NORETURN void _list_features (hb_face_t *face); |
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#ifndef HB_NO_VAR |
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static G_GNUC_NORETURN void _list_variations (hb_face_t *face); |
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#endif |
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static G_GNUC_NORETURN void _list_unicodes (hb_font_t *font); |
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static G_GNUC_NORETURN void _list_glyphs (hb_font_t *font); |
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void |
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font_options_t::post_parse (GError **error) |
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{ |
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@ -169,199 +158,9 @@ font_options_t::post_parse (GError **error) |
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hb_font_set_scale (old_font, scale_x * 2, scale_y * 2); |
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hb_font_destroy (old_font); |
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} |
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if (list_features) |
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_list_features (face); |
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#ifndef HB_NO_VAR |
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if (list_variations) |
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_list_variations (face); |
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#endif |
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if (list_unicodes) |
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_list_unicodes (font); |
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if (list_glyphs) |
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_list_glyphs (font); |
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} |
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static G_GNUC_NORETURN void |
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_list_features (hb_face_t *face) |
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{ |
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hb_tag_t table_tags[] = {HB_OT_TAG_GSUB, HB_OT_TAG_GPOS, HB_TAG_NONE}; |
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auto language = hb_language_get_default (); |
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hb_set_t *features = hb_set_create (); |
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for (unsigned int i = 0; table_tags[i]; i++) |
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{ |
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printf ("Table: %c%c%c%c\n", HB_UNTAG (table_tags[i])); |
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hb_tag_t script_array[32]; |
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unsigned script_count = sizeof script_array / sizeof script_array[0]; |
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unsigned script_offset = 0; |
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do |
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{ |
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hb_ot_layout_table_get_script_tags (face, table_tags[i], |
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script_offset, |
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&script_count, |
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script_array); |
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for (unsigned script_index = 0; script_index < script_count; script_index++) |
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{ |
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printf (" Script: %c%c%c%c\n", HB_UNTAG (script_array[script_index])); |
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hb_tag_t language_array[32]; |
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unsigned language_count = sizeof language_array / sizeof language_array[0]; |
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unsigned language_offset = 0; |
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do |
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{ |
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hb_ot_layout_script_get_language_tags (face, table_tags[i], |
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script_offset + script_index, |
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language_offset, |
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&language_count, |
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language_array); |
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for (unsigned language_index = 0; language_index < language_count; language_index++) |
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{ |
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printf (" Language: %c%c%c%c\n", HB_UNTAG (language_array[language_index])); |
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} |
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language_offset += language_count; |
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} |
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while (language_count == sizeof language_array / sizeof language_array[0]); |
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} |
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script_offset += script_count; |
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} |
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while (script_count == sizeof script_array / sizeof script_array[0]); |
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hb_set_clear (features); |
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hb_tag_t feature_array[32]; |
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unsigned feature_count = sizeof feature_array / sizeof feature_array[0]; |
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unsigned feature_offset = 0; |
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do |
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{ |
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hb_ot_layout_table_get_feature_tags (face, table_tags[i], |
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feature_offset, |
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&feature_count, |
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feature_array); |
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for (unsigned feature_index = 0; feature_index < feature_count; feature_index++) |
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{ |
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if (hb_set_has (features, feature_array[feature_index])) |
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continue; |
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hb_set_add (features, feature_array[feature_index]); |
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hb_ot_name_id_t label_id; |
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hb_ot_layout_feature_get_name_ids (face, |
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table_tags[i], |
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feature_offset + feature_index, |
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&label_id, |
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nullptr, |
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nullptr, |
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nullptr, |
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nullptr); |
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char name[64]; |
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unsigned name_len = sizeof name; |
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hb_ot_name_get_utf8 (face, label_id, |
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language, |
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&name_len, name); |
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printf (" Feature: %c%c%c%c", HB_UNTAG (feature_array[feature_index])); |
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if (*name) |
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printf (" \"%s\"", name); |
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printf ("\n"); |
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} |
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feature_offset += feature_count; |
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} |
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while (feature_count == sizeof feature_array / sizeof feature_array[0]); |
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} |
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hb_set_destroy (features); |
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exit (0); |
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} |
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#ifndef HB_NO_VAR |
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static G_GNUC_NORETURN void |
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_list_variations (hb_face_t *face) |
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{ |
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hb_ot_var_axis_info_t *axes; |
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unsigned count = hb_ot_var_get_axis_infos (face, 0, nullptr, nullptr); |
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axes = (hb_ot_var_axis_info_t *) calloc (count, sizeof (hb_ot_var_axis_info_t)); |
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hb_ot_var_get_axis_infos (face, 0, &count, axes); |
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auto language = hb_language_get_default (); |
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bool has_hidden = false; |
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printf ("Varitation axes:\n"); |
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printf ("Tag: Minimum Default Maximum Name\n\n"); |
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for (unsigned i = 0; i < count; i++) |
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{ |
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const auto &axis = axes[i]; |
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if (axis.flags & HB_OT_VAR_AXIS_FLAG_HIDDEN) |
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has_hidden = true; |
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char name[64]; |
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unsigned name_len = sizeof name; |
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hb_ot_name_get_utf8 (face, axis.name_id, |
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language, |
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&name_len, name); |
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printf ("%c%c%c%c%s: %g %g %g %s\n", |
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HB_UNTAG (axis.tag), |
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axis.flags & HB_OT_VAR_AXIS_FLAG_HIDDEN ? "*" : "", |
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(double) axis.min_value, |
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(double) axis.default_value, |
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(double) axis.max_value, |
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name); |
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} |
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if (has_hidden) |
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printf ("\n[*] Hidden axis\n"); |
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free (axes); |
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axes = nullptr; |
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count = hb_ot_var_get_named_instance_count (face); |
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if (count) |
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{ |
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printf ("\n\nNamed instances: \n\n"); |
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for (unsigned i = 0; i < count; i++) |
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{ |
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char name[64]; |
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unsigned name_len = sizeof name; |
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hb_ot_name_id_t name_id = hb_ot_var_named_instance_get_subfamily_name_id (face, i); |
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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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unsigned coords_count = hb_ot_var_named_instance_get_design_coords (face, i, nullptr, nullptr); |
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float* coords; |
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coords = (float *) calloc (coords_count, sizeof (float)); |
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hb_ot_var_named_instance_get_design_coords (face, i, &coords_count, coords); |
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printf ("%u. %-32s", i, name); |
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for (unsigned j = 0; j < coords_count; j++) |
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printf ("%g, ", (double) coords[j]); |
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printf ("\n"); |
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free (coords); |
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} |
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} |
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exit(0); |
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} |
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static gboolean |
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parse_variations (const char *name G_GNUC_UNUSED, |
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const char *arg, |
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@ -406,82 +205,6 @@ parse_variations (const char *name G_GNUC_UNUSED, |
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} |
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#endif |
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static G_GNUC_NORETURN void |
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_list_unicodes (hb_font_t *font) |
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{ |
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hb_face_t *face = hb_font_get_face (font); |
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hb_set_t *unicodes = hb_set_create (); |
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hb_map_t *cmap = hb_map_create (); |
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hb_face_collect_nominal_glyph_mapping (face, cmap, unicodes); |
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for (hb_codepoint_t u = HB_SET_VALUE_INVALID; |
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hb_set_next (unicodes, &u);) |
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{ |
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hb_codepoint_t gid = hb_map_get (cmap, u); |
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char glyphname[64]; |
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hb_font_glyph_to_string (font, gid, |
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glyphname, sizeof glyphname); |
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printf ("U+%04X %s\n", u, glyphname); |
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} |
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hb_map_destroy (cmap); |
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/* List variation-selector sequences. */ |
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hb_set_t *vars = hb_set_create (); |
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hb_face_collect_variation_selectors (face, vars); |
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for (hb_codepoint_t vs = HB_SET_VALUE_INVALID; |
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hb_set_next (vars, &vs);) |
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{ |
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hb_set_clear (unicodes); |
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hb_face_collect_variation_unicodes (face, vs, unicodes); |
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for (hb_codepoint_t u = HB_SET_VALUE_INVALID; |
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hb_set_next (unicodes, &u);) |
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{ |
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hb_codepoint_t gid = 0; |
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bool b = hb_font_get_variation_glyph (font, u, vs, &gid); |
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assert (b); |
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char glyphname[64]; |
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hb_font_glyph_to_string (font, gid, |
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glyphname, sizeof glyphname); |
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printf ("U+%04X,U+%04X %s\n", vs, u, glyphname); |
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} |
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} |
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hb_set_destroy (vars); |
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hb_set_destroy (unicodes); |
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exit(0); |
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} |
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static G_GNUC_NORETURN void |
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_list_glyphs (hb_font_t *font) |
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{ |
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hb_face_t *face = hb_font_get_face (font); |
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unsigned num_glyphs = hb_face_get_glyph_count (face); |
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for (hb_codepoint_t gid = 0; gid < num_glyphs; gid++) |
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{ |
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char glyphname[64]; |
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hb_font_glyph_to_string (font, gid, |
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glyphname, sizeof glyphname); |
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printf ("%u %s\n", gid, glyphname); |
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} |
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exit(0); |
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} |
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static gboolean |
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parse_font_size (const char *name G_GNUC_UNUSED, |
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const char *arg, |
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@ -571,9 +294,6 @@ font_options_t::add_options (option_parser_t *parser) |
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{"sub-font", 0, G_OPTION_FLAG_HIDDEN, |
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G_OPTION_ARG_NONE, &this->sub_font, "Create a sub-font (default: false)", "boolean"}, |
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{"ft-load-flags", 0, 0, G_OPTION_ARG_INT, &this->ft_load_flags, "Set FreeType load-flags (default: 2)", "integer"}, |
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{"list-features", 0, 0, G_OPTION_ARG_NONE, &this->list_features, "List available font features and quit", nullptr}, |
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{"list-unicodes", 0, 0, G_OPTION_ARG_NONE, &this->list_unicodes, "List available characters in the font and quit", nullptr}, |
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{"list-glyphs", 0, 0, G_OPTION_ARG_NONE, &this->list_glyphs, "List available glyphs in the font and quit", nullptr}, |
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{nullptr} |
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}; |
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parser->add_group (entries, |
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@ -598,7 +318,6 @@ font_options_t::add_options (option_parser_t *parser) |
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GOptionEntry entries2[] = |
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{ |
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{"list-variations", 0, 0, G_OPTION_ARG_NONE, &this->list_variations, "List available font variations and quit", nullptr}, |
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{"named-instance", 0, 0, G_OPTION_ARG_INT, &this->named_instance, "Set named-instance index (default: none)", "index"}, |
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{"variations", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_variations, variations_help, "list"}, |
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{nullptr} |
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Behdad Esfahbod
2 years ago