hintDuration property
The amount of time to animate to the desired viewport.
If no duration is passed in, the default of 3000 ms is used.
Implementation
@protected
Duration get hintDuration => _hintDuration;
      
      set
      hintDuration
      (Duration duration) 
      
    
    
    
Implementation
set hintDuration(Duration duration) {
  _hintDuration = duration;
}