An integer value. The value is interpreted as Apple Type Services
- macOS 10.0–10.11Deprecated
The character shape feature type (
k) is used when a single font contains different appearances for the same character shape, and these shapes are not traditionally treated as swashes. It is needed for languages such as Chinese that have both traditional and simplified character sets.
The default value is 0 (disable). 1 is
k and so on. Refer to
<ATS/SFNTLayout and Font Features in ATSUI Programming Guide for additional information.