negativePointsColor property
      
      Color?
      get
      negativePointsColor
      
    
    
    
Implementation
Color? get negativePointsColor => _negativePointsColor;
      
      set
      negativePointsColor
      (Color? value) 
      
    
    
    
Implementation
set negativePointsColor(Color? value) {
  if (_negativePointsColor != value) {
    _negativePointsColor = value;
    markNeedsSegmentsPaint();
  }
}