Static kCTBaselineClassMath 

pub unsafe static kCTBaselineClassMath: &'static CFString

Available on crate feature CTFont only.

kCTBaselineClassMath

Key to reference the Math baseline class.

This key can be used with a baseline info dictionary to offset to the Math baseline as a CFNumberRef float. It can also be used as the value for kCTBaselineClassAttributeName.

See also Apple’s documentation