NSValueTransformer+OBSMTLInversionAdditions.h
590 Bytes
//
// NSValueTransformer+OBSMTLInversionAdditions.h
// Mantle
//
// Created by Justin Spahr-Summers on 2013-05-18.
// Copyright (c) 2013 GitHub. All rights reserved.
//
#import <Foundation/Foundation.h>
@interface NSValueTransformer (OBSMTLInversionAdditions)
/// Flips the direction of the receiver's transformation, such that
/// -transformedValue: will become -reverseTransformedValue:, and vice-versa.
///
/// The receiver must allow reverse transformation.
///
/// Returns an inverted transformer.
- (NSValueTransformer *)obs_mtl_invertedTransformer;
@end