Informs the text input management system whether the protocol-conforming client renders the character at the given index vertically. (required)
Original signature is '- (BOOL)drawsVerticallyForCharacterAtIndex:(NSUInteger)charIndex'
Available in Mac OS X v10.6 and later.
- charIndex (NSUInteger)
- The index of the character to test.
- Available in Monobjc Bridge: 10.6 (For Mac OS X 10.6 and later)