highValueMapper property
      
      ChartValueMapper<T, num> ?
      get
      highValueMapper
      
    
    
    
Implementation
ChartValueMapper<T, num>? get highValueMapper => _highValueMapper;
      
      set
      highValueMapper
      (ChartValueMapper<T, num> ? value) 
      
    
    
    
Implementation
set highValueMapper(ChartValueMapper<T, num>? value) {
  if (_highValueMapper != value) {
    _highValueMapper = value;
  }
}