FloatingActionButtonAnimator class

Provider of animations to move the FloatingActionButton between FloatingActionButtonLocations.

The Scaffold uses Scaffold.floatingActionButtonAnimator to define:

See also:

Constructors

FloatingActionButtonAnimator()
Abstract const constructor. This constructor enables subclasses to provide const constructors so that they can be used in const expressions.
const

Properties

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

Methods

getAnimationRestart(double previousValue) → double
Gets the progress value to restart a motion animation from when the animation is interrupted. [...]
getOffset({Offset begin, Offset end, double progress }) Offset
Gets the FloatingActionButton's position relative to the origin of the Scaffold based on progress. [...]
getRotationAnimation({Animation<double> parent }) Animation<double>
Animates the rotation of Scaffold.floatingActionButton. [...]
getScaleAnimation({Animation<double> parent }) Animation<double>
Animates the scale of the FloatingActionButton. [...]
toString() → String
Returns a string representation of this object.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed. [...]
inherited

Operators

operator ==(dynamic other) → bool
The equality operator. [...]
inherited

Constants

scaling → const FloatingActionButtonAnimator
Moves the FloatingActionButton by scaling out and then in at a new FloatingActionButtonLocation. [...]
const _ScalingFabMotionAnimator()