/// <summary>
/// Initializes a new instance of the <see cref="TrackingPageViewModel"/> class.
/// </summary>
/// <param name="gpxHandler">The Gpx handler implementation it depends on.</param>
/// <param name="locationTracker">The location tracker implementation it depends on.</param>
/// <param name="settingOperator">The setting operator implementation it depends on.</param>
public TrackingPageViewModel(IGpxHandler gpxHandler, ILocationTracker locationTracker, ISettingOperator settingOperator)
{
this.gpxHandler = gpxHandler ?? throw new ArgumentNullException(nameof(gpxHandler));
this.locationTracker = locationTracker ?? throw new ArgumentNullException(nameof(locationTracker));
this.settingOperator = settingOperator ?? throw new ArgumentNullException(nameof(settingOperator));
this.status = TrackingStatus.Stopped;
this.StartPauseClickedCommand = new DelegateCommand <ItemClickEventArgs>(this.OnStartPauseClicked, this.CanStartPauseClick);
this.StopClickedCommand = new DelegateCommand <ItemClickEventArgs>(this.OnStopClicked, this.CanStopClick);
this.SelectedActivity = ActivityType.Unknown;
this.CoordinateInformation = "Your location information";
this.settingOperator.ResetSettings();
this.refreshTimer = new DispatcherTimer()
{
Interval = new TimeSpan(0, 0, 30)
};
this.refreshTimer.Tick += async(object sender, object e) => { await this.DisplayMostRecentLocationData(string.Empty); };
Debug.WriteLine($"{DateTime.Now} - Attached LocationTracker_OnTrackingProgressChangedEvent event handler.");
this.locationTracker.OnTrackingProgressChangedEvent += this.LocationTracker_OnTrackingProgressChangedEvent;
this.trackingMechanism = TrackingMechanismDisplay.GetSavedTrackingMechanism(this.settingOperator);
}
public RouteRecorder(ILocationTracker locationTracker)
{
_LocationTracker = locationTracker;
_locationChangedSubscription = _LocationTracker.WeakSubscribe <ILocationTracker, LocationMovedEventArgs>(nameof(LocationTracker.Moved),
UserMoved);
}
private ILocationTracker InitializeLocationTracker()
{
ILocationTracker tracker = Mvx.IocConstruct <LocationTracker>();
tracker.Start(3, 2, false);
return(tracker);
}
public FromLocationPageViewModel(ILocationTracker locationTracker,
INavigationService navigationService,
ITaxiService taxiService)
{
_locationTracker = locationTracker;
_navigationService = navigationService;
_taxiService = taxiService;
init();
}
public WhereAmIPage()
{
InitializeComponent();
ILocationTracker locationTracker = DependencyService.Get <ILocationTracker>();
locationTracker.LocationChanged += OnLocationTrackerLocationChanged;
locationTracker.StartTracking();
}
public GoToLocationPage()
{
InitializeComponent();
if (Device.OS != TargetPlatform.Android)
{
locationTracker = DependencyService.Get <ILocationTracker>();
locationTracker.LocationChanged += OnLocationTracker;
}
}
public LocalMuseumsPage()
{
InitializeComponent();
// Center the map on the 48-states geographic center.
map.MoveToRegion(MapSpan.FromCenterAndRadius(
new Position(39.828175, -98.579500), RADIUS));
// Track user's location.
locationTracker = DependencyService.Get <ILocationTracker>();
locationTracker.LocationChanged += OnLocationTracker;
// Track map center.
Device.StartTimer(TimeSpan.FromSeconds(1), OnTimerCallback);
}
/// <summary>
/// Initializes a new instance of the <see cref="CurrentLocationPageViewModel"/> class.
/// </summary>
/// <param name="locationTracker">The location tracker implementation it depends on.</param>
public CurrentLocationPageViewModel(ILocationTracker locationTracker)
{
this.locationTracker = locationTracker ?? throw new ArgumentNullException(nameof(locationTracker));
this.PositionSourceDisplayValue = UnknownValue;
this.LatitudeDisplayValue = UnknownValue;
this.LongitudeDisplayValue = UnknownValue;
this.AccuracyDisplayValue = UnknownValue;
this.AltitudeDisplayValue = UnknownValue;
this.AltitudeAccuracyDisplayValue = UnknownValue;
this.HeadingDisplayValue = UnknownValue;
this.SpeedDisplayValue = UnknownValue;
this.StartButtonClickedCommand = new DelegateCommand <ItemClickEventArgs>(this.OnStartClicked, this.CanStartClick);
}
/// --------------------------------------------------------------------------------
/// <summary>
/// Initializes a new instance of the <see cref="RestoreSelInfo"/> struct.
/// </summary>
/// <param name="locTracker">The location tracker.</param>
/// <param name="selHelper">The selection helper.</param>
/// <param name="iBookAnchor">The index of the book (in the bookfilter) at the
/// anchor.</param>
/// <param name="iSectionAnchor">The index of the section at the anchor (relative to
/// the book).</param>
/// <param name="iBookEnd">The index of the book (in the bookfilter) at the
/// end.</param>
/// <param name="iSectionEnd">The index of the section at the end (relative to the
/// book).</param>
/// <param name="fIsActiveView"><c>true</c> if the selection info is for the
/// currently active view.</param>
/// --------------------------------------------------------------------------------
public RestoreSelInfo(ILocationTracker locTracker, SelectionHelper selHelper,
int iBookAnchor, int iSectionAnchor, int iBookEnd, int iSectionEnd,
bool fIsActiveView)
{
LocationTracker = locTracker;
SelHelper = selHelper;
this.iBookAnchor = iBookAnchor;
this.iSectionAnchor = iSectionAnchor;
this.iBookEnd = iBookEnd;
this.iSectionEnd = iSectionEnd;
IsActiveView = fIsActiveView;
}