build abstract method

Widget build(
  1. BuildContext context,
  2. T? parameters
)

Builds this widget with the AnimatableParameters.

Only if an animation has been applied will parameters be non-null. If parameters is null, the widget should be built without animation. If parameters is non-null, the widget should use the AnimatableParameter.animatedValues.

Implementation

Widget build(BuildContext context, T? parameters);