Custom Enumerated Property definition about interfacss HOT 2 CLOSED

#import <InterfaCSS/ISSPropertyDefinition+Private.h> 

- (void) registerCustomPropertyDefinition:(ISSPropertyDefinition *)propertyDefinition {
      if (propertyDefinition)
          self.propertyDefinitions = [self.propertyDefinitions setByAddingObject:propertyDefinition];
}

ISSPropertyDefinition *imageViewContentMode =
        [[ISSPropertyDefinition alloc] initWithName:@"imageAlign"
                                          aliases:nil
                                         type:ISSPropertyTypeEnumType
                                   enumValues:@{ @"center" : @(UIImageViewAlignmentMaskCenter),
                                                 @"left" : @(UIImageViewAlignmentMaskLeft),
                                                 @"right" : @(UIImageViewAlignmentMaskRight),
                                                 @"top" : @(UIImageViewAlignmentMaskTop),
                                                 @"bottom" : @(UIImageViewAlignmentMaskBottom)}
                                enumBitMaskType:YES
                                    setterBlock:^(ISSPropertyDefinition* property, id viewObject, id value, NSArray* parameters) {
                                                     if( [viewObject isKindOfClass:UIImageViewAligned.class] ) {
                                                         UIImageViewAligned* v = viewObject;
                                                         v.alignment = (UIImageViewAlignmentMask)[value unsignedIntegerValue];
                                                     }
                                                 } parameterEnumValues:nil];

[[[InterfaCSS interfaCSS] propertyRegistry] registerCustomPropertyDefinition:imageViewContentMode];