@interface HFValueTransformer : NSObject @property (retain, nonatomic) Class valueClass; @property (copy, nonatomic) id /* block */ transformBlock; @property (copy, nonatomic) id /* block */ reverseTransformBlock; + (id)identityTransformer; + (id)transformerForValueClass:(Class)a0 transformBlock:(id /* block */)a1 reverseTransformBlock:(id /* block */)a2; - (void).cxx_destruct; - (id)transformedValueForValue:(id)a0; - (id)valueForTransformedValue:(id)a0; @end