createTweens method
Build the animations driven by controller. Called from initState
after controller has been created.
Implementation
@override
void createTweens() {
final CurvedAnimation curved =
CurvedAnimation(parent: controller, curve: widget.curve);
_translateX = TweenSequence<double>(<TweenSequenceItem<double>>[
TweenSequenceItem(tween: Tween(begin: 0.0, end: -0.15), weight: 15),
TweenSequenceItem(tween: Tween(begin: -0.15, end: 0.12), weight: 15),
TweenSequenceItem(tween: Tween(begin: 0.12, end: -0.09), weight: 15),
TweenSequenceItem(tween: Tween(begin: -0.09, end: 0.06), weight: 15),
TweenSequenceItem(tween: Tween(begin: 0.06, end: -0.03), weight: 15),
TweenSequenceItem(tween: Tween(begin: -0.03, end: 0.0), weight: 25),
]).animate(curved);
_rotation = TweenSequence<double>(<TweenSequenceItem<double>>[
TweenSequenceItem(tween: Tween(begin: 0.0, end: -0.0872665), weight: 15),
TweenSequenceItem(
tween: Tween(begin: -0.0872665, end: 0.0523599),
weight: 15,
),
TweenSequenceItem(
tween: Tween(begin: 0.0523599, end: -0.0523599),
weight: 15,
),
TweenSequenceItem(
tween: Tween(begin: -0.0523599, end: 0.0349066),
weight: 15,
),
TweenSequenceItem(
tween: Tween(begin: 0.0349066, end: -0.0174533),
weight: 15,
),
TweenSequenceItem(tween: Tween(begin: -0.0174533, end: 0.0), weight: 25),
]).animate(curved);
}