/// <summary>
/// Subscribe to the events of the active map view
/// </summary>
/// <returns></returns>
protected override bool Initialize()
{
bool initResult = base.Initialize();
// start subscribing to the events when the map view changes
_activeMapViewChangeEventToken = ActiveMapViewChangedEvents.Subscribe(OnActiveMapViewChangeEvents);
return(initResult);
}
public CameraPaneViewModel()
{
_zoomToCmd = new RelayCommand(() => ZoomTo(), () => CanZoomToCamera());
_panToCmd = new RelayCommand(() => PanTo(), () => CanPanToCamera());
CameraChangedEvents.Subscribe(OnCameraChanged);
ActiveMapViewChangedEvents.Subscribe(OnActiveMapViewChanged);
InitializeAsync();
}
/// <summary>
/// Default constructor which initializes the RelayCommands, subscribes to events and sets the initial heading.
/// </summary>
public CameraControlViewModel()
{
_zoomInCmd = new RelayCommand(() => ZoomIn(), () => CanZoom());
_zoomOutCmd = new RelayCommand(() => ZoomOut(), () => CanZoom());
_pitchDownCmd = new RelayCommand(() => PitchDown(), () => CanAdjustPitch());
_pitchUpCmd = new RelayCommand(() => PitchUp(), () => CanAdjustPitch());
CameraChangedEvents.Subscribe(OnCameraChanged);
ActiveMapViewChangedEvents.Subscribe(OnActiveViewChanged);
SetHeadingFromMapView(MappingModule.ActiveMapView);
}
public HeadingViewModel()
{
CameraChangedEvents.Subscribe(CameraChanged);
ActiveMapViewChangedEvents.Subscribe(OnActiveViewChanged);
InitalizeAsync();
}