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HarfBuzz: Update to version 8.1.1

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This commit is contained in:
bruvzg
2023-09-05 08:27:29 +03:00
parent 75de1ca768
commit afbba19f5d
59 changed files with 2079 additions and 1443 deletions
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40
thirdparty/harfbuzz/src/hb-ot-layout.cc vendored
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@@ -1241,7 +1241,7 @@ script_collect_features (hb_collect_features_context_t *c,
* terminated by %HB_TAG_NONE
* @features: (nullable) (array zero-terminated=1): The array of features to collect,
* terminated by %HB_TAG_NONE
* @feature_indexes: (out): The array of feature indexes found for the query
* @feature_indexes: (out): The set of feature indexes found for the query
*
* Fetches a list of all feature indexes in the specified face's GSUB table
* or GPOS table, underneath the specified scripts, languages, and features.
@@ -1282,6 +1282,44 @@ hb_ot_layout_collect_features (hb_face_t *face,
}
}
/**
* hb_ot_layout_collect_features_map:
* @face: #hb_face_t to work upon
* @table_tag: #HB_OT_TAG_GSUB or #HB_OT_TAG_GPOS
* @script_index: The index of the requested script tag
* @language_index: The index of the requested language tag
* @feature_map: (out): The map of feature tag to feature index.
*
* Fetches the mapping from feature tags to feature indexes for
* the specified script and language.
*
* Since: 8.1.0
**/
void
hb_ot_layout_collect_features_map (hb_face_t *face,
hb_tag_t table_tag,
unsigned script_index,
unsigned language_index,
hb_map_t *feature_map /* OUT */)
{
const OT::GSUBGPOS &g = get_gsubgpos_table (face, table_tag);
const OT::LangSys &l = g.get_script (script_index).get_lang_sys (language_index);
unsigned int count = l.get_feature_indexes (0, nullptr, nullptr);
feature_map->alloc (count);
for (unsigned int i = 0; i < count; i++)
{
unsigned feature_index = 0;
unsigned feature_count = 1;
l.get_feature_indexes (i, &feature_count, &feature_index);
if (!feature_count)
break;
hb_tag_t feature_tag = g.get_feature_tag (feature_index);
feature_map->set (feature_tag, feature_index);
}
}
/**
* hb_ot_layout_collect_lookups: