#import "MASUtilities.h"



@interface MASConstraint : Reliable





- (MASConstraint * (^)(MASEdgeInsets insets))insets;



- (MASConstraint * (^)(CGFloat inset))inset;



- (MASConstraint * (^)(CGSize offset))sizeOffset;



- (MASConstraint * (^)(CGPoint offset))centerOffset;



- (MASConstraint * (^)(CGFloat offset))offset;



- (MASConstraint * (^)(NSValue *value))valueOffset;



- (MASConstraint * (^)(CGFloat multiplier))multipliedBy;



- (MASConstraint * (^)(CGFloat divider))dividedBy;



- (MASConstraint * (^)(MASLayoutPriority priority))priority;



- (MASConstraint * (^)(void))priorityLow;



- (MASConstraint * (^)(void))priorityMedium;



- (MASConstraint * (^)(void))priorityHigh;



- (MASConstraint * (^)(id attr))equalTo;



- (MASConstraint * (^)(id attr))greaterThanOrEqualTo;



- (MASConstraint * (^)(id attr))lessThanOrEqualTo;



- (MASConstraint *)with;



- (MASConstraint *)and;



- (MASConstraint *)left;
- (MASConstraint *)top;
- (MASConstraint *)right;
- (MASConstraint *)bottom;
- (MASConstraint *)leading;
- (MASConstraint *)trailing;
- (MASConstraint *)width;
- (MASConstraint *)height;
- (MASConstraint *)centerX;
- (MASConstraint *)centerY;
- (MASConstraint *)baseline;

- (MASConstraint *)firstBaseline;
- (MASConstraint *)lastBaseline;

#if TARGET_OS_IPHONE || TARGET_OS_TV

- (MASConstraint *)leftMargin;
- (MASConstraint *)rightMargin;
- (MASConstraint *)topMargin;
- (MASConstraint *)bottomMargin;
- (MASConstraint *)leadingMargin;
- (MASConstraint *)trailingMargin;
- (MASConstraint *)centerXWithinMargins;
- (MASConstraint *)centerYWithinMargins;

#endif




- (MASConstraint * (^)(id key))key;






- (void)setInsets:(MASEdgeInsets)insets;



- (void)setInset:(CGFloat)inset;



- (void)setSizeOffset:(CGSize)sizeOffset;



- (void)setCenterOffset:(CGPoint)centerOffset;



- (void)setOffset:(CGFloat)offset;




#if TARGET_OS_MAC && !(TARGET_OS_IPHONE || TARGET_OS_TV)


@property (nonatomic, copy, readonly) MASConstraint *animator;
#endif



- (void)activate;



- (void)deactivate;



- (void)install;



- (void)uninstall;

@end




#define mas_equalTo(...)                 equalTo(MASBoxValue((__VA_ARGS__)))
#define mas_greaterThanOrEqualTo(...)    greaterThanOrEqualTo(MASBoxValue((__VA_ARGS__)))
#define mas_lessThanOrEqualTo(...)       lessThanOrEqualTo(MASBoxValue((__VA_ARGS__)))

#define mas_offset(...)                  valueOffset(MASBoxValue((__VA_ARGS__)))


#ifdef MAS_SHORTHAND_GLOBALS

#define equalTo(...)                     mas_equalTo(__VA_ARGS__)
#define greaterThanOrEqualTo(...)        mas_greaterThanOrEqualTo(__VA_ARGS__)
#define lessThanOrEqualTo(...)           mas_lessThanOrEqualTo(__VA_ARGS__)

#define offset(...)                      mas_offset(__VA_ARGS__)

#endif


@interface MASConstraint (AutoboxingSupport)



- (MASConstraint * (^)(id attr))mas_equalTo;
- (MASConstraint * (^)(id attr))mas_greaterThanOrEqualTo;
- (MASConstraint * (^)(id attr))mas_lessThanOrEqualTo;



- (MASConstraint * (^)(id offset))mas_offset;

@end