public override void UnloadTickets()
{
var allTicketAnnotations = _nativeMap.Annotations?.OfType <TicketAnnotation>()
.ToArray();
if (allTicketAnnotations?.Any() == true)
{
_nativeMap.RemoveAnnotations(allTicketAnnotations);
}
}
public override void RemoveAllPushins()
{
var allAnnotations = _nativeMap.Annotations?.OfType <CustomPinAnnotation>()
.ToArray();
if (allAnnotations?.Any() == true)
{
_nativeMap.RemoveAnnotations(allAnnotations);
}
}
public override void RemoveAllCustomers()
{
CustomerAnnotation[] annotations =
_nativeMap?.Annotations?.OfType <CustomerAnnotation>()
.ToArray();
if (annotations != null)
{
_nativeMap.RemoveAnnotations(annotations);
}
}
protected override void OnElementChanged(ElementChangedEventArgs <View> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
MKMapView oldMap = Control as MKMapView;
if (oldMap != null)
{
oldMap.RemoveAnnotations(oldMap.Annotations);
oldMap.GetViewForAnnotation = null;
userLocationSubscription?.Dispose();
userLocationSubscription = null;
}
}
if (e.NewElement != null)
{
formsMap = (MapCustomPin)e.NewElement;
nativeMap = Control as MKMapView;
nativeMap.GetViewForAnnotation = GetViewForAnnotation;
userLocationSubscription = formsMap.WhenAnyValue(fm => fm.UserCurrentLocation).WhereNotNull().Subscribe(UserLocationSubscription, ex => Console.WriteLine(ex.Message));
}
}
public void DisplayAnnotations(List <IMKAnnotation> annotations, MKMapView mapView)
{
List <IMKAnnotation> before = new List <IMKAnnotation>();
foreach (IMKAnnotation annotation in mapView.Annotations)
{
before.Add(annotation);
}
// MKUserLocation userLocation = mapView.UserLocation;
// if (userLocation != null)
// before.Remove(userLocation);
List <IMKAnnotation> after = new List <IMKAnnotation>(annotations);
List <IMKAnnotation> toKeep = new List <IMKAnnotation>(before);
toKeep = FBUtils.Intersect(toKeep, after);
List <IMKAnnotation> toAdd = new List <IMKAnnotation>(after);
toAdd.RemoveAll((IMKAnnotation obj) =>
{
return(toKeep.Contains(obj));
});
List <IMKAnnotation> toRemove = new List <IMKAnnotation>(before);
toRemove.RemoveAll((IMKAnnotation obj) =>
{
return(after.Contains(obj));
});
NSOperationQueue.MainQueue.AddOperation(delegate()
{
mapView.AddAnnotations(toAdd.ToArray());
mapView.RemoveAnnotations(toRemove.ToArray());
}
);
}
public void removePins(object sender, EventArgs args)
{
if (mainMapView.Annotations != null && Polygon != null)
{
mainMapView.RemoveAnnotations(mainMapView.Annotations);
itemsArray.RemoveRange(0, itemsArray.Count);
mainMapView.RemoveOverlay(Polygon);
updatePolygon();
}
}
protected virtual void ReloadAllAnnotations()
{
_mapView.RemoveAnnotations(_annotations.Values.Select(x => (NSObject)x).ToArray());
_annotations.Clear();
if (_itemsSource == null)
{
return;
}
AddAnnotations(_itemsSource);
}
private void UpdatePins()
{
Pins = FormsMap.BindablePins;
NativeMap.RemoveAnnotations(NativeMap.Annotations);
int i = 0;
foreach (var pin in Pins)
{
var ca = new CustomAnnotation(pin, (++i).ToString(), pin.Type);
NativeMap.AddAnnotation(ca);
}
}
protected async void OnMapTapped(UIGestureRecognizer sender)
{
CLLocationCoordinate2D tappedLocationCoord = map.ConvertPoint(sender.LocationInView(map), map);
map.RemoveAnnotations(map.Annotations);
map.AddAnnotations(new MKPointAnnotation()
{
Title = "Выбранная геопозиция",
Coordinate = tappedLocationCoord
});
int button = await ShowAlert("Вы уверены?", "Выбрать геопозицию?", "Да", "Нет");
if (button == 0)
{
map.RemoveFromSuperview();
}
}
public void DidFinishRenderingMap(MKMapView mapView, bool fullyRendered)
{
mapView.RemoveAnnotations(mapView.Annotations);
foreach (var city in Cities)
{
var location = new CLLocationCoordinate2D(latitude: city.Latitude,
longitude: city.Longitude);
var pointAnnotation = new MKPointAnnotation
{
Coordinate = location,
Title = city.Title
};
mapView.AddAnnotation(pointAnnotation);
}
}
private void LongPress(UILongPressGestureRecognizer gesture)
{
_mKMapView.RemoveAnnotations(_mKMapView.Annotations);
CGPoint touchPoint = gesture.LocationInView(_mKMapView);
CLLocationCoordinate2D touchMapCoordinate = _mKMapView.ConvertPoint(touchPoint, _mKMapView);
MKAnnotationClass annotation = new MKAnnotationClass();
annotation.Coordinate2D = touchMapCoordinate;
_lalitude = annotation.Coordinate2D.Latitude;
_longitude = annotation.Coordinate2D.Longitude;
_customMap.UserLalitude = _lalitude;
_customMap.UserLongitude = _longitude;
_mKMapView.AddAnnotation(annotation);
_mKMapView.AddAnnotations(new MKPointAnnotation()
{
Coordinate = new CLLocationCoordinate2D(_lalitude, _longitude)
});
}
protected override void OnElementChanged(ElementChangedEventArgs <View> e)
{
base.OnElementChanged(e);
if (e.OldElement != null)
{
nativeMap = Control as MKMapView;
if (nativeMap != null)
{
nativeMap.RemoveAnnotations(nativeMap.Annotations);
nativeMap.GetViewForAnnotation = null;
nativeMap.CalloutAccessoryControlTapped -= OnCalloutAccessoryControlTapped;
nativeMap.DidSelectAnnotationView -= OnDidSelectAnnotationView;
nativeMap.DidDeselectAnnotationView -= OnDidDeselectAnnotationView;
nativeMap.RemoveOverlays(nativeMap.Overlays);
nativeMap.OverlayRenderer = null;
polygonRenderer = null;
}
}
if (e.NewElement != null)
{
map = (CustomMap)e.NewElement;
var nativeMap = Control as MKMapView;
customPins = map.CustomPins;
nativeMap.GetViewForAnnotation = GetViewForAnnotation;
nativeMap.CalloutAccessoryControlTapped += OnCalloutAccessoryControlTapped;
nativeMap.DidSelectAnnotationView += OnDidSelectAnnotationView;
nativeMap.DidDeselectAnnotationView += OnDidDeselectAnnotationView;
customPins = map.CustomPins;
shapeCoordinates = map.ShapeCoordinates;
nativeMap.DidSelectAnnotationView += onViewClick;
nativeMap.ScrollEnabled = false;
nativeMap.ZoomEnabled = false;
}
}
private void ClearPushPins(MKMapView mapView)
{
mapView.RemoveAnnotations(mapView.Annotations);
}
public override void RemoveClusters(CKCluster[] clusters)
{
_internalMap.RemoveAnnotations(clusters);
}
/// <summary>
/// Clears all MKPlacemarks for a map view
/// </summary>
public static void ClearPlacemarks(this MKMapView mapView)
{
mapView.RemoveAnnotations(mapView.Annotations.OfType <MKPlacemark> ().ToArray());
}
void ClearPushPins(MKMapView mapView) => mapView.RemoveAnnotations(mapView.Annotations);
public void DisplayAnnotations(List<IMKAnnotation> annotations, MKMapView mapView)
{
List<IMKAnnotation> before = new List<IMKAnnotation>();
foreach (IMKAnnotation annotation in mapView.Annotations)
before.Add(annotation);
// MKUserLocation userLocation = mapView.UserLocation;
// if (userLocation != null)
// before.Remove(userLocation);
List<IMKAnnotation> after = new List<IMKAnnotation>(annotations);
List<IMKAnnotation> toKeep = new List<IMKAnnotation>(before);
toKeep = FBUtils.Intersect(toKeep, after);
List<IMKAnnotation> toAdd = new List<IMKAnnotation>(after);
toAdd.RemoveAll((IMKAnnotation obj) =>
{
return toKeep.Contains(obj);
});
List<IMKAnnotation> toRemove = new List<IMKAnnotation>(before);
toRemove.RemoveAll((IMKAnnotation obj) =>
{
return after.Contains(obj);
});
NSOperationQueue.MainQueue.AddOperation(delegate ()
{
mapView.AddAnnotations(toAdd.ToArray());
mapView.RemoveAnnotations(toRemove.ToArray());
}
);
}
void OnGUI()
{
KitchenSink.OnGUIBack();
if (CoreXT.IsDevice)
{
GUILayout.BeginArea(new Rect(50, 50, Screen.width - 100, 100));
GUILayout.BeginHorizontal();
if (GUILayout.Button("Show Map", GUILayout.ExpandHeight(true)))
{
if (mapView == null)
{
mapView = new MKMapView(new Rect(25, 100, Screen.width / 2 - 50, Screen.height / 2 - 150));
// create custom annotation view
mapView.viewHandler = delegate(MKMapView view, MKAnnotation annotation) {
// try to reuse old view
var annotationView = mapView.DequeueReusableAnnotationView("annoview");
if (annotationView == null)
{
Debug.Log("creating new annotation view");
// annotationView = new MKPinAnnotationView(annotation, "annoview");
annotationView = new MKAnnotationView(annotation, "annoview");
annotationView.canShowCallout = true;
var image = new UIImage(new NSData(new NSURL("http://u3dxt.com/wp-content/uploads/2013/06/gears_14662320_s-225x225.jpg")));
annotationView.image = image;
}
else
{
Debug.Log("reusing old annotation view");
annotationView.annotation = annotation;
}
return(annotationView);
};
}
UIApplication.deviceRootViewController.view.AddSubview(mapView);
MKCoordinateRegion newRegion = new MKCoordinateRegion();
newRegion.center.latitude = 37.786996;
newRegion.center.longitude = -122.440100;
newRegion.span.latitudeDelta = 0.112872;
newRegion.span.longitudeDelta = 0.109863;
mapView.SetRegion(newRegion, true);
}
if (GUILayout.Button("Hide Map", GUILayout.ExpandHeight(true)))
{
mapView.RemoveFromSuperview();
}
if (GUILayout.Button("Add marker", GUILayout.ExpandHeight(true)))
{
Annotation ggBridge = new Annotation(new CLLocationCoordinate2D(37.810000, -122.477450),
"Golden Gate Bridge", "Opened: May 27, 1937");
mapView.AddAnnotation(ggBridge);
}
if (GUILayout.Button("Clear marker", GUILayout.ExpandHeight(true)))
{
mapView.RemoveAnnotations(mapView.annotations);
}
GUILayout.EndHorizontal();
GUILayout.EndArea();
}
// OnGUILog();
}
