Core Text Enumerations TopicsEnumerationsCTFontDescriptorMatchingStateCTFontManagerAutoActivationSettingCTFontManagerErrorCTFontManagerScopeCTLineBoundsOptionsCTRubyAlignmentCTRubyOverhangCTRubyPosition See AlsoReferenceStyling Attributed StringsCore Text StructuresCore Text ConstantsCore Text FunctionsCore Text Data TypesSFNT Support