private void UpdateAnnotation()
{
IMKOverlay[] overlays = MapView.Overlays;
if (overlays != null)
{
MapView.RemoveOverlays(MapView.Overlays);
}
IMKAnnotation[] mKAnnotation = MapView.Annotations;
if (mKAnnotation != null)
{
MapView.RemoveAnnotations(mKAnnotation);
}
//Access database, will create table if needed
DatabaseManagement.BuildAllTables();
Data[] traces = DatabaseManagement.GetAllTraces();
//Add Overlay to map
foreach (var i in traces)
{
MapView.AddOverlay(MKPolyline.FromCoordinates(i.locs.ToArray()));
}
annotationData[] annotations = DatabaseManagement.GetAllAnnotations();
//Add Overlay to map
foreach (var j in annotations)
{
MapView.AddAnnotations(new TraceAnnotation(j));
}
}
private void ShotDetected(CLLocationCoordinate2D coordinate2D)
{
//Creates a map annotation on the paramater location
MapView.AddAnnotations(new ShotsAnnotation("Shots Detected", coordinate2D));
if (debugPrint)
{
Console.WriteLine("Shots Fired Annotation, Detected");
}
}
private void ShotDetected()
{
//Creates a map annotation on the users current location
MapView.AddAnnotations(new ShotsAnnotation("Shots Fired", new CLLocationCoordinate2D(locationManager.Location.Coordinate.Latitude, locationManager.Location.Coordinate.Longitude)));
if (debugPrint)
{
Console.WriteLine("Shots Fired Annotation");
}
}
void SetUpAnnotations()
{
var annotations = viewModel.Places.Select(p => new MKPointAnnotation {
Coordinate = new CLLocationCoordinate2D(p.Geometry.Location.Latitude, p.Geometry.Location.Longitude),
Title = p.Name
}).ToArray();
MapView.AddAnnotations(annotations);
MapView.ShowAnnotations(annotations, false);
}
private void LoadDataForMapRegionAndBikes()
{
var plist = NSDictionary.FromFile(NSBundle.MainBundle.PathForResource("Data", "plist"));
var region = plist["region"] as NSArray;
if (region != null)
{
var coordinate = new CLLocationCoordinate2D(region.GetItem <NSNumber>(0).NFloatValue, region.GetItem <NSNumber>(1).NFloatValue);
var span = new MKCoordinateSpan(region.GetItem <NSNumber>(2).NFloatValue, region.GetItem <NSNumber>(3).NFloatValue);
MapView.Region = new MKCoordinateRegion(coordinate, span);
}
var bikes = plist["bikes"] as NSArray;
if (bikes != null)
{
MapView.AddAnnotations(Bike.FromDictionaryArray(bikes));
}
}
public async override void ViewDidLoad()
{
MobileService = new MobileServiceClient("https://some.azurewebsites.net");
AdressesTable = MobileService.GetTable <Adresses>();
try
{
await InitList();
cLLocationManager = new CLLocationManager();
cLLocationManager.RequestWhenInUseAuthorization();
MapView.Delegate = new MapViewDelegeate();
MapView.AddAnnotations(annots.ToArray());
}
catch
{
PresentViewController(GetAlertsClass.GetAlert("Проблемы с геолокацией"), true, null);
}
}
protected override void OnDataContextChanged(object previousContext, object newContext)
{
var previousAnnotations = MapView.Annotations.Where(a => !(a is MKUserLocation)).ToArray();
var isFirstLoading = previousAnnotations.Length == 0;
MapView.RemoveAnnotations(previousAnnotations);
if (DataContext != null &&
DataContext.HasAddresses())
{
var annotations = DataContext.Addresses
.Select(a => new MapViewAnnotation(
DataContext.Name.GetAbbreviation(2),
DataContext.Name,
a))
.ToArray();
var coordinates = MapUtil.GetAnnotationsCoordinates(annotations);
if (coordinates.Length > 0)
{
MapView.SetRegion(
MapUtil.CoordinateRegionForCoordinates(
coordinates,
new MKMapSize(3000, 3000)),
!isFirstLoading);
MapView.SetCenterCoordinate(
new CLLocationCoordinate2D(
annotations[0].Coordinate.Latitude + 0.00047, // moving a bit down to compensate callout height
annotations[0].Coordinate.Longitude),
!isFirstLoading);
MapView.AddAnnotations(annotations);
}
AddressLabel.Text = DataContext.GetAddressText();
}
else
{
AddressLabel.Text = null;
}
SetNeedsUpdateConstraints();
}
private void SetupMKMapView(double zoomLatitude, double zoomLongitude, double maxminLatitude, double maxminLongitude)
{
LocationButton.TouchUpInside += (sender, e) =>
{
var userRegion = new MKCoordinateRegion(MapView.UserLocation.Coordinate, new MKCoordinateSpan(0.2, 0.2));
MapView.SetRegion(userRegion, true);
};
foreach (var item in Coordinates)
{
MapView.AddAnnotations(new MKPointAnnotation()
{
Coordinate = item
});
}
MapView.SetRegion(new MKCoordinateRegion(
new CLLocationCoordinate2D(zoomLatitude, zoomLongitude),
new MKCoordinateSpan(maxminLatitude * 2, maxminLongitude * 2)), true);
}
