#import "Common.h"

@interface AnimatedFloat : NSObject
{
    float          _startValue;
    NSTimeInterval _startTime;
    BOOL           _hasStarted;

    float          _endValue;
    NSTimeInterval _endTime;
    BOOL           _hasEnded;

    AnimationCurve _curve;
}

@property (nonatomic, assign)   float          startValue;
@property (nonatomic, assign)   NSTimeInterval startTime;
@property (nonatomic, readonly) BOOL           hasStarted;

@property (nonatomic, assign)   float          endValue;
@property (nonatomic, assign)   NSTimeInterval endTime;
@property (nonatomic, readonly) BOOL           hasEnded;

@property (nonatomic, assign)   AnimationCurve curve;

@property (nonatomic, assign)   float          value;

+(id)withValue:(float)value;
+(id)withStartValue:(float)startValue endValue:(float)endValue speed:(float)speed;
+(id)withStartValue:(float)startValue endValue:(float)endValue forTime:(NSTimeInterval)time;

-(NSString*)description;

@end