value property
      
      T
      get
      value
      
    
    
    
Implementation
T get value {
  if (_hasTarget) {
    return _lerp(_value!, _target!, _controller.value)!;
  }
  return _value;
}
      
      set
      value
      (T value) 
      
    
    
    
Implementation
set value(T value) {
  if (_hasTarget) {
    _controller.reset();
    _controller.forward();
  }
  _target = value;
}