otLayoutFeatureGetCharacters

Fetches a list of the characters defined as having a variant under the specified "Character Variant" ("cvXX") feature tag.

uint

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Parameters

face harfbuzz.face.Face: #hb_face_t to work upon
tableTag harfbuzz.types.Tag: table tag to query, "GSUB" or "GPOS".
featureIndex uint: index of feature to query.
startOffset uint: offset of the first character to retrieve
characters harfbuzz.types.Codepoint[]: A buffer pointer. The Unicode codepoints of the characters for which this feature provides glyph variants.

Type: uint

Number of total sample characters in the cvXX feature.