NavigationWidget constructor 
    
      const
      NavigationWidget({ - Key? key, 
 
- required NavigationInfo navInfo, 
 
- required bool isARViewDisplayed, 
 
- required DraggableScrollableController navigationDraggableController, 
 
- required PointOfInterest? selectedPOI, 
 
- required int itineraryHours, 
 
- required int itineraryMinutes, 
 
- required int itinerarySeconds, 
 
- required DateTime itineraryArrivalTime, 
 
- required VoidCallback onStopNavigation, 
 
- bool enableInstructionsAnnouncements = false, 
 
})
    
    
    
  Implementation
  const NavigationWidget({
  Key? key,
  required this.navInfo,
  required this.isARViewDisplayed,
  required this.navigationDraggableController,
  required this.selectedPOI,
  required this.itineraryHours,
  required this.itineraryMinutes,
  required this.itinerarySeconds,
  required this.itineraryArrivalTime,
  required this.onStopNavigation,
  this.enableInstructionsAnnouncements = false,
}) : super(key: key);