SizeTween class Null safety

An interpolation between two sizes.

This class specializes the interpolation of Tween<Size> to use Size.lerp.

The values can be null, representing Size.zero.

See Tween for a discussion on how to use interpolation objects.

Inheritance

Constructors

begin ↔ Size?: The value this variable has at the beginning of the animation.
read / write, inherited
end ↔ Size?: The value this variable has at the end of the animation.
read / write, inherited
hashCode → int: The hash code for this object.
read-only, inherited
runtimeType → Type: A representation of the runtime type of the object.
read-only, inherited

animate(Animation<double> parent) → Animation<Size?>: Returns a new Animation that is driven by the given animation but that takes on values determined by this object.
inherited
chain(Animatable<double> parent) → Animatable<Size?>: Returns a new Animatable whose value is determined by first evaluating the given parent and then evaluating this object.
inherited
evaluate(Animation<double> animation) → Size?: The current value of this object for the given Animation.
inherited
lerp(double t) → Size?: Returns the value this variable has at the given animation clock value.
override
noSuchMethod(Invocation invocation) → dynamic: Invoked when a non-existent method or property is accessed.
inherited
toString() → String: A string representation of this object.
inherited
transform(double t) → Size?: Returns the interpolated value for the current value of the given animation.
inherited