Parent: $root.$constants
| kAnimationCurveEaseIn | Passed to $beginanimations.The animation begins slowly, and then speeds up as it progresses |
| kAnimationCurveEaseInBack | Passed to $beginanimations.The animation is similar to kAnimationCurveEaseIn but first moves in the opposite direction before easing begins. |
| kAnimationCurveEaseInOut | Passed to $beginanimations.The animation begins slowly,accelerates through the middle of its duration,and then slows again before completing |
| kAnimationCurveEaseOut | Passed to $beginanimations.The animation begins quickly, and then slows down as it progresses |
| kAnimationCurveEaseOutBack | Passed to $beginanimations.The animation is similar to kAnimationCurveEaseOut but moves beyond the final point before easing back to the final locaiton. |
| kAnimationCurveEaseOutBounce | Passed to $beginanimations.The animation starts slowly and bounces on its final location |
| kAnimationCurveEaseOutElastic | Passed to $beginanimations.The animation starts fast and springs to a stop around the final location |
| kAnimationCurveLinear | Passed to $beginanimations.The animation occurs evenly over its duration |