TooltipRenderBox constructor
      
      TooltipRenderBox(
    
- SfTooltipState _tooltipState,
- Animation<double> _tooltipAnimation,
- AnimationController _animationController, [
- RenderBox? child,
Creating an argument constructor of TooltipRenderBox class.
Implementation
TooltipRenderBox(
  this._tooltipState,
  this._tooltipAnimation,
  this._animationController, [
  RenderBox? child,
]) : super(child);