Easing Animation - Rect.
Ease from this Rect value.
Ease to this Rect value.
Store the current value in a Rect Variable.
How many seconds should the easing take.
Optionally use speed instead.
Delay before starting to ease.
The easing function to use.
Reverse the easing.
Optionally send an Event when the animation finishes.
Ignore TimeScale. Useful if the game is paused.