It seems the signature of the draw function has changed, I was able to get it working by overriding the following:
override func drawText(in rect: CGRect){
}
samynu
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
From
Maldives