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-rw-r--r--src/3rdparty/harfbuzz-ng/src/hb-aat-layout-feat-table.hh10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-aat-layout-feat-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-aat-layout-feat-table.hh
index 788d4084a1..359e859cfc 100644
--- a/src/3rdparty/harfbuzz-ng/src/hb-aat-layout-feat-table.hh
+++ b/src/3rdparty/harfbuzz-ng/src/hb-aat-layout-feat-table.hh
@@ -129,6 +129,11 @@ struct FeatureName
hb_ot_name_id_t get_feature_name_id () const { return nameIndex; }
+ bool is_exclusive () const { return featureFlags & Exclusive; }
+
+ /* A FeatureName with no settings is meaningless */
+ bool has_data () const { return nSettings; }
+
bool sanitize (hb_sanitize_context_t *c, const void *base) const
{
TRACE_SANITIZE (this);
@@ -139,7 +144,7 @@ struct FeatureName
protected:
HBUINT16 feature; /* Feature type. */
HBUINT16 nSettings; /* The number of records in the setting name array. */
- LOffsetTo<UnsizedArrayOf<SettingName>, false>
+ LNNOffsetTo<UnsizedArrayOf<SettingName>>
settingTableZ; /* Offset in bytes from the beginning of this table to
* this feature's setting name array. The actual type of
* record this offset refers to will depend on the
@@ -172,6 +177,9 @@ struct feat
return featureNameCount;
}
+ bool exposes_feature (hb_aat_layout_feature_type_t feature_type) const
+ { return get_feature (feature_type).has_data (); }
+
const FeatureName& get_feature (hb_aat_layout_feature_type_t feature_type) const
{ return namesZ.bsearch (featureNameCount, feature_type); }