private async void Map_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
_googleMap = sender as GoogleMap;
var customMap = Element as CustomMap;
if (customMap != null && _googleMap != null)
{
var visible = _googleMap.Projection.VisibleRegion;
var center = visible.LatLngBounds.Center;
if (center != null)
{
App.CurrentLatitude = center.Latitude;
App.CurrentLongitude = center.Longitude;
App.CurrentZoom = e.Position.Zoom;
}
if (customMap.OnVisibleRegionChanged != null)
{
var farLeftLatitude = Math.Round(visible.FarLeft.Latitude, 2).ToString();
var farLeftLongitude = Math.Round(visible.FarLeft.Longitude, 2).ToString();
var nearRightLatitude = Math.Round(visible.NearRight.Latitude, 2).ToString();
var nearRightLongitude = Math.Round(visible.NearRight.Longitude, 2).ToString();
var nearRight = nearRightLatitude + "," + nearRightLongitude;
var farLeft = farLeftLatitude + "," + farLeftLongitude;
await customMap.OnVisibleRegionChanged(nearRight, farLeft);
}
}
}
void OnCameraChanged(object sender, GoogleMap.CameraChangeEventArgs e)
{
_cameraPositionHandler.RemoveMessages(1);
_cameraPositionHandler.RemoveMessages(2);
_cameraPositionHandler.SendEmptyMessageDelayed(1, 300);
_cameraPositionHandler.SendEmptyMessageDelayed(2, 600);
}
private void Map_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
if (e?.Position?.Target != null)
{
chunkHandler?.UpdateCoordinate(e.Position.Target.Latitude, e.Position.Target.Longitude);
}
}
private async void _googleMap_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
// This
//if (_xamarinMap.OnSearchLocation != null)
// _xamarinMap.OnSearchLocation();
MarkerOptions markerOpt1 = new MarkerOptions();
markerOpt1.SetPosition(new LatLng(14.652641438532108, 121.0489296913147));
markerOpt1.SetIcon(BitmapDescriptorFactory.DefaultMarker(BitmapDescriptorFactory.HueRed));
markerOpt1.SetTitle("Bag Location");
_googleMap.AddMarker(markerOpt1);
MarkerOptions markerOpt2 = new MarkerOptions();
markerOpt2.SetPosition(new LatLng(14.657374623605888, 121.05620384216309));
markerOpt2.SetIcon(BitmapDescriptorFactory.DefaultMarker(BitmapDescriptorFactory.HueBlue));
markerOpt2.SetTitle("Current Location");
_googleMap.AddMarker(markerOpt2);
MarkerOptions markerOpt3 = new MarkerOptions();
markerOpt3.SetPosition(new LatLng(35.652832, 139.839478));
markerOpt3.SetIcon(BitmapDescriptorFactory.DefaultMarker(BitmapDescriptorFactory.HueRed));
markerOpt3.SetTitle("Bag Location");
_googleMap.AddMarker(markerOpt3);
var a = new LatLng(14.652641438532108, 121.0489296913147);
var b = new LatLng(14.657374623605888, 121.05620384216309);
await GetRouteInfo(a, b);
// or this
//MessagingCenter.Send<object>(this, "RegionChanged");
}
void OnCameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
if (_zoom != e.P0.Zoom)
{
Main.Prefs.SetDouble("MapZoom", e.P0.Zoom);
_zoom = e.P0.Zoom;
}
}
/// <summary>
/// When the camera position changed
/// </summary>
/// <param name="sender">Event Sender</param>
/// <param name="e">Event Arguments</param>
private void OnCameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
if (this.FormsMap == null)
{
return;
}
this.FormsMap.MapCenter = e.Position.Target.ToPosition();
base.OnCameraChange(e.Position);
}
private void _googleMap_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
// This
if (_xamarinMap.OnRegionChanged != null)
{
_xamarinMap.OnRegionChanged();
}
// or this
MessagingCenter.Send <object>(this, "RegionChanged");
}
private void OnCameraChange(object sender, GoogleMap.CameraChangeEventArgs args)
{
if (_map.CameraPosition.Zoom != _previousZoomValue)
{
_previousZoomValue = _map.CameraPosition.Zoom;
this.RaiseZoomChangedEvent();
}
var bounds = _map.Projection.VisibleRegion.LatLngBounds;
this.RaiseCameraLocationChanged(
args.Position.Target.ToGeoPoint(),
new GeoRect(bounds.Northeast.ToGeoPoint(), bounds.Southwest.ToGeoPoint()));
}
private void GoogleMap_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
float zoom = googleMap.CameraPosition.Zoom;
LatLngBounds bounds = googleMap.Projection.VisibleRegion.LatLngBounds;
// Adjust multistops visibility
foreach (var pair in multiStopGrayMarkers)
{
pair.Value.Visible = zoom < DetailsThreshold;// && bounds.Contains(pair.Value.Position);
}
foreach (var pair in multiStopDetailMarkers)
{
pair.Value.Visible = zoom >= DetailsThreshold;// && bounds.Contains(pair.Value.Position);
}
// Adjust bus stops visibility
foreach (var pair in singleStopMarkers)
{
pair.Value.Visible = pair.Key.Line.Type == LineType.Tram || zoom >= DetailsThreshold;// && bounds.Contains(pair.Value.Position);
}
}
private void Native_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
if (firstTime)
{
firstTime = false;
var loc = map?.CurrentLocation;
if (loc == null)
{
loc = MainActivity.Instance.GetLastKnownLocation();
}
if (loc == null)
{
loc = new GeoLocation(0, 0);
}
var cameraUpdate = CameraUpdateFactory.NewLatLngZoom(new LatLng(loc.Latitude, loc.Longitude), 15);
native.MoveCamera(cameraUpdate);
}
else
{
LocationChanged(e.Position.Target);
}
}
/// <summary>
/// Camera position changed handler.
/// </summary>
/// <param name="obj"></param>
/// <param name="e"></param>
public void CameraPositionChanged(object obj, GoogleMap.CameraChangeEventArgs e)
{
Geocoder geoCoder = new Geocoder(this);
marker = new List <Marker>();
markerOptions = new List <MarkerOptions>();
try
{
if (_location != null)
{
var addressList = geoCoder.GetFromLocation(e.Position.Target.Latitude, e.Position.Target.Longitude, 5);
foreach (var address in addressList)
{
markerOptions.Add(new MarkerOptions().SetPosition(new LatLng(e.Position.Target.Latitude, e.Position.Target.Longitude))
.SetTitle(address.GetAddressLine(0) + address.GetAddressLine(1)).Draggable(false));
}
int count = markerOptions.Count;
foreach (var markerOp in markerOptions)
{
count--;
if (count > 0)
{
marker.Add(_googleMap.AddMarker(markerOp));
}
}
foreach (var mark in marker)
{
mark.ShowInfoWindow();
}
Toast.MakeText(this, "Session Timed Out. Unable to reach the server", ToastLength.Long);
}
}
catch (Exception ex)
{
Toast.MakeText(this, "Session Timed Out. Unable to reach the server", ToastLength.Long);
}
}
private void GoogleMap_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
// Update bounds
cameraBounds = googleMap.Projection.VisibleRegion.LatLngBounds;
cameraPosition = googleMap.CameraPosition;
// Update lines visibility
bool showBuses = e.Position.Zoom >= BusZoomLimit;
foreach (Line line in TramUrWayApplication.Lines)
{
foreach (Route route in line.Routes)
{
Polyline polyline;
if (!routeLines.TryGetValue(route, out polyline))
{
continue;
}
if (line.Type == LineType.Bus)
{
polyline.Visible = showBuses;
}
}
}
// Update markers visibility
foreach (var pair in transportMarkers)
{
bool visible = pair.Key.Route.Line.Type == LineType.Tram || showBuses;
if (visible)
{
visible = cameraBounds.Contains(pair.Value.Position);
}
pair.Value.Visible = visible;
markersVisibility[pair.Value] = visible;
}
}
private void MapOnCameraChange(object sender, GoogleMap.CameraChangeEventArgs cameraChangeEventArgs)
{
_center = cameraChangeEventArgs.P0.Target;
CenterChanged.Raise(this);
}
void NativeMap_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
UpdatePosition(e.Position);
}
private void OnMapCameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
_img.Visibility = Android.Views.ViewStates.Invisible;
Render();
_img.Visibility = Android.Views.ViewStates.Visible;
}
void Map_CameraChange(object sender, GoogleMap.CameraChangeEventArgs e)
{
CloseDetail();
}
