SPAnimatable Protocol Reference
The SPAnimatable protocol describes objects that are animated depending on the passed time. Any object that implements this protocol can be added to the SPJuggler.
When an object should no longer be animated, it has to be removed from the juggler.
To do this, you can manually remove it via the method
or the object can request to be removed by dispatching an event with the type
SPTween class is an example of a class that
dispatches such an event; you don’t have to remove tweens manually from the juggler.
Advance the animation by a number of seconds.required method