void _mapView_RegionWillChange(object sender, MKMapViewChangeEventArgs e)
{
if (_imageView != null)
{
UIView.Animate(0.2, () => _imageView.Alpha = 0, () => _imageView.Hidden = true);
}
}
private void CustomDelegate_OnRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
var lat = map.Region.Center.Latitude;
var lon = map.Region.Center.Longitude;
CoreGraphics.CGPoint location = new CoreGraphics.CGPoint(lat, lon);
//var coord = map.ConvertPoint(location, map);
map.AddAnnotation(annotation);
map.ReloadInputViews();
}
private void NativeMap_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
// This
if (_xamarinMap.OnRegionChanged != null)
{
_xamarinMap.OnRegionChanged();
}
// or this
MessagingCenter.Send <object>(this, "RegionChanged");
}
void MapView_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
var mapView = (MKMapView)sender;
_geocoder.ReverseGeocodeLocation(new CLLocation(mapView.CenterCoordinate.Latitude, mapView.CenterCoordinate.Longitude), (placemarks, error) =>
{
if(placemarks.Any())
{
var address = ABAddressFormatting.ToString(placemarks[0].AddressDictionary, addCountryName: false);
_addressChanged.Invoke(address);
}
});
}
void MkMapViewOnRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
if (Element == null)
{
return;
}
var mapModel = (Map)Element;
var mkMapView = (MKMapView)Control;
mapModel.SetVisibleRegion(new MapSpan(new Position(mkMapView.Region.Center.Latitude, mkMapView.Region.Center.Longitude), mkMapView.Region.Span.LatitudeDelta, mkMapView.Region.Span.LongitudeDelta));
}
private void MapViewOnRegionChanged(object sender, MKMapViewChangeEventArgs mkMapViewChangeEventArgs)
{
Console.WriteLine(GetZoomLevel());
if (GetZoomLevel() > 17.3f)
{
Control.SetRegion(backupRegion, true);
}
else
{
backupRegion = Control.Region;
}
}
void MapView_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
var mapView = (MKMapView)sender;
_geocoder.ReverseGeocodeLocation(new CLLocation(mapView.CenterCoordinate.Latitude, mapView.CenterCoordinate.Longitude), (placemarks, error) =>
{
if (placemarks.Any())
{
var address = ABAddressFormatting.ToString(placemarks[0].AddressDictionary, addCountryName: false);
_addressChanged.Invoke(address);
}
});
}
void MapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
var current = new Dictionary <string, AirportAnnotation> ();
var added = new List <AirportAnnotation> ();
// Query for the list of airports in the new region
foreach (var airport in GetAirports(mapView.Region))
{
AirportAnnotation annotation;
if (annotations.ContainsKey(airport.FAA))
{
// This airport is already in view...
annotation = annotations[airport.FAA];
annotation.UserCoordinates = coordinates;
annotations.Remove(airport.FAA);
}
else
{
// This is a new annotation, keep track of it in 'added'
annotation = new AirportAnnotation(airport, coordinates);
added.Add(annotation);
}
current.Add(annotation.Airport.FAA, annotation);
}
if (annotations.Count > 0)
{
// Remove annotations that are no longer in view
mapView.RemoveAnnotations(annotations.Values.ToArray());
foreach (var annotation in annotations.Values)
{
annotation.Dispose();
}
annotations.Clear();
}
if (added.Count > 0)
{
mapView.AddAnnotations(added.ToArray());
foreach (var annotation in added)
{
annotation.Dispose();
}
}
annotations = current;
}
private void OnRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
if (!_changingCenter)
{
_changingCenter = true;
try
{
_owner.Center = _internalMapView.Region.Center.ToGeopoint();
UpdateZoomLevel();
}
finally
{
_changingCenter = false;
}
}
}
void OnMapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
if (!customMap.OnSelect && !customMap.OnSearch)
{
s = sender as MKMapView;
mapDraggedTime = DateTime.Now;
CanFetch = false;
//var startTime = DateTime.Now.Add(TimeSpan.FromSeconds(2));
//Device.StartTimer(TimeSpan.FromSeconds(5), () => {
// return true;
//});
}
if (!customMap.OnSelect)
{
customMap.hideInfoView();
}
}
private async void MapView_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
if (Element == null)
{
return;
}
_mapView.ZoomEnabled = true;
_mapView.ScrollEnabled = true;
_mapView.RegionChanged -= MapView_RegionChanged;
var center = _mapView.Region.Center;
//This solves the problem of MKMAPVIEW to Reset its view to FirstLocation
_customMap.MoveToRegion(new MapSpan(new Position(center.Latitude, center.Longitude), _mapView.Region.Span.LatitudeDelta, _mapView.Region.Span.LongitudeDelta));
_mapView.RegionChanged += MapView_RegionChanged;
if (_customMap.OnVisibleRegionChanged != null)
{
var halfheightDegrees = _mapView.Region.Span.LatitudeDelta / 2;
var halfwidthDegrees = _mapView.Region.Span.LongitudeDelta / 2;
var left = Math.Round(center.Longitude - halfwidthDegrees, 2);
var right = Math.Round(center.Longitude + halfwidthDegrees, 2);
var top = Math.Round(center.Latitude + halfheightDegrees, 2);
var bottom = Math.Round(center.Latitude - halfheightDegrees, 2);
if (left < -180)
{
left = 180 + (180 + left);
}
if (right > 180)
{
right = (right - 180) - 180;
}
var topLeft = top.ToString() + "," + left.ToString();
var bottomRight = bottom.ToString() + "," + right.ToString();
await _customMap.OnVisibleRegionChanged(bottomRight, topLeft);
}
}
void MapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
Dictionary <string, AirportAnnotation> current = new Dictionary <string, AirportAnnotation> ();
List <AirportAnnotation> added = new List <AirportAnnotation> ();
// Query for the list of airports in the new region
foreach (var airport in Airports.GetAirports(mapView.Region))
{
AirportAnnotation aa;
if (annotations.ContainsKey(airport.FAA))
{
// This airport is already in view...
aa = annotations[airport.FAA];
annotations.Remove(airport.FAA);
}
else
{
// This is a new annotation, keep track of it in 'added'
aa = new AirportAnnotation(airport);
added.Add(aa);
}
current.Add(aa.Airport.FAA, aa);
}
if (annotations.Count > 0)
{
// Remove annotations that are no longer in view
mapView.RemoveAnnotations(annotations.Values.ToArray());
annotations.Clear();
}
if (added.Count > 0)
{
mapView.AddAnnotation(added.ToArray());
added.Clear();
}
annotations = current;
}
private void MapViewOnRegionChanged(Object sender, MKMapViewChangeEventArgs e)
{
CenterLocation = map.Region.Center;
//var latitude = CenterLocation.Latitude;
//var longitude = CenterLocation.Longitude;
//Console.WriteLine(String.Format("{0}, {1}", latitude, longitude));
Double scale = map.Bounds.Size.Width / map.VisibleMapRect.Size.Width;
List <IMKAnnotation> annotationsToDisplay = AnnotationsClusteringManager.ClusteredAnnotationsWithinMapRect(map.VisibleMapRect, scale);
AnnotationsClusteringManager.DisplayAnnotations(annotationsToDisplay, map);
DocumentList = DocumentList.OrderBy(doc => doc.GetDistance(CenterLocation.Latitude, CenterLocation.Longitude)).ToList();
source.UpdateData(DocumentList);
CollectionView.ReloadData();
}
async void MyMap_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
string tempData = await _weatherApi.GetWeather(MyMap.CenterCoordinate.Latitude, MyMap.CenterCoordinate.Latitude);
Description.Text = tempData;
}
/// <summary>
/// Cambio region mapa.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Mapa_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
// Actualizo tarea
controller.t.Cliente.Direccion.Coords = new Coordenadas(mapa.CenterCoordinate.Latitude, mapa.CenterCoordinate.Longitude);
}
void MkMapViewOnRegionChanged(object sender, MKMapViewChangeEventArgs mkMapViewChangeEventArgs)
{
if (Element == null)
return;
var mapModel = (Map)Element;
var mkMapView = (MKMapView)Control;
mapModel.VisibleRegion = new MapSpan(new Position(mkMapView.Region.Center.Latitude, mkMapView.Region.Center.Longitude), mkMapView.Region.Span.LatitudeDelta, mkMapView.Region.Span.LongitudeDelta);
}
void MapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
Dictionary<string, AirportAnnotation> current = new Dictionary<string, AirportAnnotation> ();
List<AirportAnnotation> added = new List<AirportAnnotation> ();
// Query for the list of airports in the new region
foreach (var airport in Airports.GetAirports (mapView.Region)) {
AirportAnnotation aa;
if (annotations.ContainsKey (airport.FAA)) {
// This airport is already in view...
aa = annotations[airport.FAA];
annotations.Remove (airport.FAA);
} else {
// This is a new annotation, keep track of it in 'added'
aa = new AirportAnnotation (airport);
added.Add (aa);
}
current.Add (aa.Airport.FAA, aa);
}
if (annotations.Count > 0) {
// Remove annotations that are no longer in view
mapView.RemoveAnnotations (annotations.Values.ToArray ());
annotations.Clear ();
}
if (added.Count > 0) {
mapView.AddAnnotation (added.ToArray ());
added.Clear ();
}
annotations = current;
}
void MapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
var current = new Dictionary<string, AirportAnnotation> ();
var added = new List<AirportAnnotation> ();
// Query for the list of airports in the new region
foreach (var airport in GetAirports (mapView.Region)) {
AirportAnnotation annotation;
if (annotations.ContainsKey (airport.FAA)) {
// This airport is already in view...
annotation = annotations[airport.FAA];
annotation.UserCoordinates = coordinates;
annotations.Remove (airport.FAA);
} else {
// This is a new annotation, keep track of it in 'added'
annotation = new AirportAnnotation (airport, coordinates);
added.Add (annotation);
}
current.Add (annotation.Airport.FAA, annotation);
}
if (annotations.Count > 0) {
// Remove annotations that are no longer in view
mapView.RemoveAnnotations (annotations.Values.ToArray ());
foreach (var annotation in annotations.Values)
annotation.Dispose ();
annotations.Clear ();
}
if (added.Count > 0) {
mapView.AddAnnotations (added.ToArray ());
foreach (var annotation in added)
annotation.Dispose ();
}
annotations = current;
}
private void OnMapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
Render();
}
/// <summary>
/// When the camera region changed
/// </summary>
/// <param name="sender">Event sender</param>
/// <param name="e">Event Arguments</param>
private void OnMapRegionChanged(object sender, MKMapViewChangeEventArgs e)
{
this.FormsMap.MapCenter = this.Map.CenterCoordinate.ToPosition();
}
void _mapView_RegionChanged(object sender, MKMapViewChangeEventArgs e)
{
UpdateHeatMap();
}
