Adobe® Flex® 4 Language Reference
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mx.effects.easing 
Circular 
Packagemx.effects.easing
Classpublic class Circular
InheritanceCircular Inheritance Object

Language Version: ActionScript 3.0
Product Version: Flex 3
Runtime Versions: Flash Player 9, AIR 1.1

The Circular class defines three easing functions to implement circular motion with Flex effect classes. For more information, see http://www.robertpenner.com/profmx.



Public Properties
 PropertyDefined By
 Inheritedconstructor : Object
A reference to the class object or constructor function for a given object instance.
Object
 Inheritedprototype : Object
[static] A reference to the prototype object of a class or function object.
Object
Public Methods
 MethodDefined By
  
[static] The easeIn() method starts motion slowly, and then accelerates motion as it executes.
Circular
  
[static] The easeInOut() method combines the motion of the easeIn() and easeOut() methods to start the motion slowly, accelerate motion, then decelerate.
Circular
  
[static] The easeOut() method starts motion fast, and then decelerates motion as it executes.
Circular
 Inherited
Indicates whether an object has a specified property defined.
Object
 Inherited
Indicates whether an instance of the Object class is in the prototype chain of the object specified as the parameter.
Object
 Inherited
Indicates whether the specified property exists and is enumerable.
Object
 Inherited
Sets the availability of a dynamic property for loop operations.
Object
 Inherited
Returns the string representation of this object, formatted according to locale-specific conventions.
Object
 Inherited
Returns the string representation of the specified object.
Object
 Inherited
Returns the primitive value of the specified object.
Object
Method Detail

easeIn

()method
public static function easeIn(t:Number, b:Number, c:Number, d:Number):Number

Language Version: ActionScript 3.0
Product Version: Flex 3
Runtime Versions: Flash Player 9, AIR 1.1

The easeIn() method starts motion slowly, and then accelerates motion as it executes.

Parameters

t:Number — Specifies time.
 
b:Number — Specifies the initial position of a component.
 
c:Number — Specifies the total change in position of the component.
 
d:Number — Specifies the duration of the effect, in milliseconds.

Returns
Number — Number corresponding to the position of the component.

easeInOut

()method 
public static function easeInOut(t:Number, b:Number, c:Number, d:Number):Number

Language Version: ActionScript 3.0
Product Version: Flex 3
Runtime Versions: Flash Player 9, AIR 1.1

The easeInOut() method combines the motion of the easeIn() and easeOut() methods to start the motion slowly, accelerate motion, then decelerate.

Parameters

t:Number — Specifies time.
 
b:Number — Specifies the initial position of a component.
 
c:Number — Specifies the total change in position of the component.
 
d:Number — Specifies the duration of the effect, in milliseconds.

Returns
Number — Number corresponding to the position of the component.

easeOut

()method 
public static function easeOut(t:Number, b:Number, c:Number, d:Number):Number

Language Version: ActionScript 3.0
Product Version: Flex 3
Runtime Versions: Flash Player 9, AIR 1.1

The easeOut() method starts motion fast, and then decelerates motion as it executes.

Parameters

t:Number — Specifies time.
 
b:Number — Specifies the initial position of a component.
 
c:Number — Specifies the total change in position of the component.
 
d:Number — Specifies the duration of the effect, in milliseconds.

Returns
Number — Number corresponding to the position of the component.