otLayoutLookupWouldSubstitute

Tests whether a specified lookup in the specified face would trigger a substitution on the given glyph sequence.

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Parameters

face harfbuzz.face.Face: #hb_face_t to work upon
lookupIndex uint: The index of the lookup to query
glyphs harfbuzz.types.Codepoint[]: The sequence of glyphs to query for substitution
zeroContext harfbuzz.types.Bool: #hb_bool_t indicating whether pre-/post-context are disallowed in substitutions

Type: harfbuzz.types.Bool

true if a substitution would be triggered, false otherwise