initAnimation method

void initAnimation()

Implementation

void initAnimation() {
  if (_chartAnimationInitialized) return;
  _chartAnimCtrl = ChartAnimationController(vsync: this, preset: animPreset);
  _chartAnimationInitialized = true;
  _chartAnimCtrl.addListener(() {
    if (mounted) setState(() {});
  });
  _chartAnimCtrl.forward();
}