getAnimationSequence method
Implementation
MultiAnimationSequence getAnimationSequence() {
var sequence = AnimationSequence<List<Shadow>>();
sequence.add(
value: preDefinedShapeShadow[beginElevation] ?? [],
delay: delay,
duration: Duration.zero);
sequence.add(
value: preDefinedShapeShadow[endElevation] ?? [], duration: duration);
return MultiAnimationSequence(
control: control, sequences: {AnimationProperty.shadows: sequence});
}