Available with spine plugin
@:value(0)staticinlineread onlydirectionIn_value:Int = 0
@:value(1)staticinlineread onlydirectionOut_value:Int = 1
@:value("directionIn")staticinlineread onlydirectionIn_name:String = "directionIn"
@:value("directionOut")staticinlineread onlydirectionOut_name:String = "directionOut"
staticinlinevalueOf(value:String):MixDirection