#import "CPTAnimationOperation.h"

#import "CPTAnimationPeriod.h"

/** @brief Describes all aspects of an animation operation, including the value range, duration, animation curve, property to update, and the delegate.

**/

@implementation CPTAnimationOperation

/** @property CPTAnimationPeriod *period

* @brief The start value, end value, and duration of this animation operation.

**/

@synthesize period;

/** @property CPTAnimationCurve animationCurve

* @brief The animation curve used to animate this operation.

**/

@synthesize animationCurve;

/** @property id boundObject

* @brief The object to update for each animation frame.

**/

@synthesize boundObject;

/** @property SEL boundGetter

* @brief The @ref boundObject getter method for the property to update for each animation frame.

**/

@synthesize boundGetter;

/** @property SEL boundSetter

* @brief The @ref boundObject setter method for the property to update for each animation frame.

**/

@synthesize boundSetter;

/** @property cpt_weak id<CPTAnimationDelegate>delegate

* @brief The animation delegate.

**/

@synthesize delegate;

/** @property BOOL canceled

* @brief If @YES, this animation operation has been canceled and will no longer post updates.

**/

@synthesize canceled;

/** @property id<NSCopying, NSObject> identifier

* @brief An object used to identify the layer in collections.

**/

@synthesize identifier;

/** @property NSDictionary *userInfo

* @brief Application-specific user info that can be attached to the operation.

**/

@synthesize userInfo;

/// @name Initialization

/// @{

/** @brief Initializes a newly allocated CPTAnimationOperation object.

*

* This is the designated initializer. The initialized object will have the following properties:

* - @ref period = @nil

* - @ref animationCurve = #CPTAnimationCurveDefault

* - @ref boundObject = @nil

* - @ref boundGetter = @NULL

* - @ref boundSetter = @NULL

* - @ref delegate = @nil

* - @ref canceled = @NO

* - @ref identifier = @nil

* - @ref userInfo = @nil

*

* @return The initialized object.

**/

-(instancetype)init

{

if ( (self = [super init]) ) {

period = nil;

animationCurve = CPTAnimationCurveDefault;

boundObject = nil;

boundGetter = NULL;

boundSetter = NULL;

delegate = nil;

canceled = NO;

identifier = nil;

userInfo = nil;

}

return self;

}

/// @}

#pragma mark -

#pragma mark Description

/// @cond

-(NSString *)description

{

return [NSString stringWithFormat:@"<%@ animate %@ %@ with period %@>", [super description], self.boundObject, NSStringFromSelector(self.boundGetter), self.period];

}

/// @endcond

@end