/*
* async void getPinData()
* {
* using (var client = new HttpClient())
* {
*
* client.DefaultRequestHeaders.Add("ZUMO-API-VERSION", "2.0.0");
* requests = new List<Models.ActiveRequest>();
* riders = new List<Models.Rider>();
*
* var reqResponse = await client.GetAsync("http://thehopper.azurewebsites.net/api/ActiveRequests/");
* //This will be an IQueryable object
* var reqResponseStr = await reqResponse.Content.ReadAsStringAsync();
* //The following will convert the json to an actual rider object
* requests = JsonConvert.DeserializeObject<List<Models.ActiveRequest>>(reqResponseStr);
* updateRequests(requests);
*
* //Same process here
* var riderResponse = await client.GetAsync("http://thehopper.azurewebsites.net/api/riders/");
* var riderResponseStr = await riderResponse.Content.ReadAsStringAsync();
* riders = JsonConvert.DeserializeObject<List<Models.Rider>>(riderResponseStr);
* updateRiders(riders);
* } catch(ArgumentNullException e)
* {
* await DisplayAlert("GET Request Failed" , "Could not get requests (NullArg)", "OK");
* }
* //DEBUG Stuff
* for(int i = 0; i < requests.Count; i++)
* {
* Debug.WriteLine("Request " + i + ": " + requests.ElementAt(i).ID);
* }
* for (int i = 0; i < riders.Count; i++)
* {
* Debug.WriteLine("Rider " + i + ": " + riders.ElementAt(i).ID);
* }
* //end
* }
* }*/
void recenterMap()
{
//No guarantee to have all pins on the map. Just recenters the map around the average lat and long of all pins - 1.5 mile radius
var pos = new Xamarin.Forms.GoogleMaps.Position(avgLat, avgLong);
map.MoveToRegion(MapSpan.FromCenterAndRadius(pos, Distance.FromMiles(1.5)));
}
async void Update(Xamarin.Forms.GoogleMaps.Position position)
{
if (map.Pins.Count == 1)
{
return;
}
var cPin = map.Pins.FirstOrDefault();
if (cPin != null)
{
cPin.Position = new Position(position.Latitude, position.Longitude);
cPin.Icon = BitmapDescriptorFactory.FromView(new Image()
{
Source = "ic_taxi.png", WidthRequest = 25, HeightRequest = 25
});
await map.MoveCamera(CameraUpdateFactory.NewPosition(new Position(position.Latitude, position.Longitude)));
var previousPosition = map.Polylines.FirstOrDefault().Positions.FirstOrDefault();
map.Polylines?.FirstOrDefault()?.Positions?.Remove(previousPosition);
}
else
{
//END TRIP
map.Polylines?.FirstOrDefault()?.Positions?.Clear();
}
}
async void UpdateRoute(Xamarin.Forms.GoogleMaps.Position position)
{
if (map.Pins.Count == 1 && map.Polylines != null && map.Polylines?.Count > 1)
{
return;
}
var cPin = map.Pins.FirstOrDefault();
if (cPin != null)
{
cPin.Position = new Position(position.Latitude, position.Longitude);
cPin.Icon = (Device.RuntimePlatform == Device.iOS) ? BitmapDescriptorFactory.FromView(new Image()
{
Source = "car.png",
WidthRequest = 25,
HeightRequest = 25
}) : BitmapDescriptorFactory.DefaultMarker(Color.Purple);
await map.MoveCamera(CameraUpdateFactory.NewPosition(new Position(position.Latitude, position.Longitude)));
var previousPosition = map?.Polylines?.FirstOrDefault()?.Positions?.FirstOrDefault();
map.Polylines?.FirstOrDefault()?.Positions?.Remove(previousPosition.Value);
}
else
{
//END TRIP
map.Polylines?.FirstOrDefault()?.Positions?.Clear();
}
}
async void Update(Xamarin.Forms.GoogleMaps.Position position)
{
if (Pins.Count == 1 && Polylines != null && Polylines?.Count > 1)
{
return;
}
var cPin = Pins.FirstOrDefault();
if (cPin != null)
{
cPin.Position = new Position(position.Latitude, position.Longitude);
cPin.Icon = (Device.RuntimePlatform == Device.Android) ? BitmapDescriptorFactory.FromBundle("ic_taxi.png") : BitmapDescriptorFactory.FromView(new Image()
{
Source = "ic_taxi.png", WidthRequest = 25, HeightRequest = 25
});
await MoveCamera(CameraUpdateFactory.NewPosition(new Position(position.Latitude, position.Longitude)));
var previousPosition = Polylines?.FirstOrDefault()?.Positions?.FirstOrDefault();
Polylines?.FirstOrDefault()?.Positions?.Remove(previousPosition.Value);
}
else
{
//END TRIP
Polylines?.FirstOrDefault()?.Positions?.Clear();
}
}
public MapPage()
{
InitializeComponent();
if (Connectivity.NetworkAccess != NetworkAccess.Internet)
{
DisplayAlert("Отсутствует подключение к сети", null, null, "OK");
return;
}
for (int i = 0; i < MyListPage.events.Count; i++)
{
if (ContentManager.ActualEvents[i].HasCoords)
{
Xamarin.Forms.Maps.Pin mapPin = new Xamarin.Forms.Maps.Pin
{
Type = Xamarin.Forms.Maps.PinType.Place,
Position = new Xamarin.Forms.Maps.Position(ContentManager.ActualEvents[i].Lat, ContentManager.ActualEvents[i].Lon),
Label = ContentManager.ActualEvents[i].Title,
Address = ContentManager.ActualEvents[i].Address
};
MyMap.Pins.Add(mapPin);
positions.Add(ContentManager.ActualEvents[i]);
mapPin.InfoWindowClicked += async(s, args) =>
{
foreach (var item in ContentManager.ActualEvents)
{
if (item.Title.Equals(((Xamarin.Forms.Maps.Pin)s).Label))
{
try
{
await Navigation.PushModalAsync(new Detail(item));
}
catch (Java.Lang.RuntimeException)
{
await DisplayAlert("Ошибка выгрузки события", null, null, "OK");
ContentManager.ActualEvents.Remove(item);
}
}
}
};
}
}
var myPos = new Xamarin.Forms.Maps.Pin
{
Type = Xamarin.Forms.Maps.PinType.SearchResult,
Position = new Xamarin.Forms.Maps.Position(MyLat, MyLon),
Label = "Me",
Address = ""
};
MyMap.Pins.Add(myPos);
Xamarin.Forms.GoogleMaps.Position posit = new Xamarin.Forms.GoogleMaps.Position(MyLat, MyLon);
CameraPosition cameraPosition = new CameraPosition(posit, 18, 155, 65);
CameraUpdate cameraUpdate = CameraUpdateFactory.NewCameraPosition(cameraPosition);
Xamarin.Forms.Maps.Position post = new Xamarin.Forms.Maps.Position(MyLat + 1, MyLon + 1);
Xamarin.Forms.Maps.MapSpan sp = new Xamarin.Forms.Maps.MapSpan(post, MyLat, MyLon);
MyMap.MoveToRegion(sp);
}
private void CenterMapOnEurope()
{
var mapPosition = new Position(50.2649, 28.6767);
Map.MoveToRegion(MapSpan.FromCenterAndRadius(
new Position(mapPosition.Latitude, mapPosition.Longitude),
Distance.FromMiles(2000)));
}
//Crea registro
public DireccionModificar(Xamarin.Forms.GoogleMaps.Position MyPosicion, ListView LvDireccion)
{
InitializeComponent();
this.MyPosicion = MyPosicion;
MIDireccion();
Latitud = MyPosicion.Latitude.ToString();
Longitud = MyPosicion.Longitude.ToString();
LVDirecciones = LvDireccion;
}
public async void display(double a, double b)
{
var position = new Xamarin.Forms.GoogleMaps.Position(a, b);
var possibleAddresses = await geoCoder.GetAddressesForPositionAsync(position);
foreach (var address in possibleAddresses)
{
lblAddress.Text += address + "\n";
}
}
//actualiza registro
public DireccionModificar(Xamarin.Forms.GoogleMaps.Position MyPosicion, VMDireccion objDireccion, ListView ListDirecciones)
{
InitializeComponent();
this.MyPosicion = MyPosicion;
MIDireccion();
txtID.Text = objDireccion.ID.ToString();
Latitud = MyPosicion.Latitude.ToString();
Longitud = MyPosicion.Longitude.ToString();
LVDirecciones = ListDirecciones;
}
async void Update(Xamarin.Forms.GoogleMaps.Position position)
{
if (mapn.Pins.Count == 1 && mapn.Polylines != null && mapn.Polylines?.Count > 1)
{
return;
}
var cPin = mapn.Pins.FirstOrDefault();
if (cPin != null)
{
cPin.Position = new Position(position.Latitude, position.Longitude);
cPin.Icon = BitmapDescriptorFactory.FromView(new Image()
{
Source = "ic_taxi.png", WidthRequest = 25, HeightRequest = 25
});
await mapn.MoveCamera(CameraUpdateFactory.NewPosition(new Position(position.Latitude, position.Longitude)));
}
}
private async void GetCountryFromTap(Position clickPosition)
{
var lat = clickPosition.Latitude;
var lon = clickPosition.Longitude;
var placemarks = await Geocoding.GetPlacemarksAsync(lat, lon);
var placemark = placemarks?.FirstOrDefault();
var countryName = placemark.CountryCode;
var country = AvailableCountries.FirstOrDefault(x => x.CountryId == countryName);
if (country != null)
{
_countryPopUp = new CountryPopUpPage(country.Id, country.Name);
await PopupNavigation.Instance.PushAsync(_countryPopUp);
}
}
private async void GpsTrecking(object sender, PositionEventArgs e)
{
await Task.Run(() =>
{
Position position = map.Polylines[0].Positions[0];
if ((position.Latitude < e.Position.Latitude + 0.000020 && position.Latitude > e.Position.Latitude - 0.000020) && (position.Longitude < e.Position.Longitude + 0.000020 && position.Longitude > e.Position.Longitude - 0.000020))
{
map.Polylines[0].Positions.Remove(position);
return;
}
if ((e.Position.Latitude - position.Latitude > 0.000040 || e.Position.Latitude - position.Latitude < -0.000040 || position.Longitude - e.Position.Longitude > 0.000040 || position.Longitude - e.Position.Longitude < -0.000040))
{
if (isRefreshPolylines)
{
isRefreshPolylines = false;
RefreshPoly();
}
}
});
}
private void UpdateMap(Plugin.Geolocator.Abstractions.Position position)
{
try
{
var gFormsPos = new Xamarin.Forms.GoogleMaps.Position(position.Latitude, position.Longitude);
MyLocation.Clear();
MyLocation.Add(new Pin()
{
Position = gFormsPos,
Label = "My Position"
});
MoveToRegionRequest.MoveToRegion(MapSpan.FromCenterAndRadius(gFormsPos,
Distance.FromKilometers(1)));
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
}
public SuddnMap()
{//tae
InitializeComponent();
// Xamarin.FormsGoogleMaps.Init("AIzaSyC-vMol82Gj9OVkewE09ADdKMhduW77qgo"); //initialize the map -ios.
//var map = new Map(
//MapSpan.FromCenterAndRadius(
////new Position(14.55, 121.0244), Distance.FromMiles(0.3)))
var position = new Xamarin.Forms.GoogleMaps.Position(14.5599303, 121.0135896);
////var map = new Map()
//{
// // IsShowingUser = true,
// HeightRequest = 100,
// WidthRequest = 960,
// VerticalOptions = LayoutOptions.FillAndExpand
//};
var pin = new Xamarin.Forms.GoogleMaps.Pin
{
Type = Xamarin.Forms.GoogleMaps.PinType.Place,
Position = position,
Label = "my position"
};
//gMap.MapType = Xamarin.Forms.GoogleMaps.MapType.Street;
//gMap.Pins.Add(pin);
//gMap.MoveToRegion(Xamarin.Forms.GoogleMaps.MapSpan.FromCenterAndRadius(position, Xamarin.Forms.GoogleMaps.Distance.FromMiles(1)));
//var stack = new StackLayout { Spacing = 0 };
//stack.Children.Add(gMap);
//Content = stack;
//map.MapType == MapType.Street;
}
public async Task <string> getAddressForPosition(Xamarin.Forms.GoogleMaps.Position position)
{
var address = await geoCoder.GetAddressesForPositionAsync(position).ConfigureAwait(false);
return(address.First().Split('\n')[0]);
}
async void Calculate(List <Xamarin.Forms.GoogleMaps.Position> list)
{
searchLayout.IsVisible = true;
stopRouteButton.IsVisible = false;
Chamada.IsVisible = true;
map.Polylines.Clear();
var polyline = new Xamarin.Forms.GoogleMaps.Polyline();
polyline.StrokeColor = Color.Green;
polyline.StrokeWidth = (float)5;
foreach (var p in list)
{
polyline.Positions.Add(p);
}
map.Polylines.Add(polyline);
var pin = new Xamarin.Forms.GoogleMaps.Pin
{
Type = PinType.Place,
Position = new Xamarin.Forms.GoogleMaps.Position(polyline.Positions.First().Latitude, polyline.Positions.First().Longitude),
Label = "First",
Address = "First",
Tag = string.Empty,
Icon = BitmapDescriptorFactory.FromView(new Image()
{
Source = "ic_taxi.png", WidthRequest = 25, HeightRequest = 25
})
};
map.Pins.Add(pin);
var pin1 = new Xamarin.Forms.GoogleMaps.Pin
{
Type = PinType.Place,
Position = new Xamarin.Forms.GoogleMaps.Position(polyline.Positions.Last().Latitude, polyline.Positions.Last().Longitude),
Label = "Last",
Address = "Last",
Tag = string.Empty
};
map.Pins.Add(pin1);
//var medio = polyline.Positions.Count/ 2;
//var pinmedio = new Xamarin.Forms.GoogleMaps.Pin
//{
//Type = PinType.Place,
//Position = new Position(polyline.Positions[medio].Latitude, polyline.Positions[medio].Longitude),
//Label = "Medio",
//Address = "Medio",
//Tag = string.Empty,
//};
//map.Pins.Add(pinmedio);
inicio = pin.Position;
fim = pin1.Position;
map.MoveToRegion(MapSpan.FromPositions(list).WithZoom(0.85));
await StartListening();
}
void MoveMap()
{
Xamarin.Forms.GoogleMaps.Position xamPos = new Xamarin.Forms.GoogleMaps.Position(42.003724, 21.435270);
googleMap.MoveToRegion(MapSpan.FromCenterAndRadius(xamPos, Distance.FromMiles(0.6)));
}
public static MapSpan FromCenterAndRadius(Position center, Distance radius)
{
return new MapSpan(center, 2 * DistanceToLatitudeDegrees(radius), 2 * DistanceToLongitudeDegrees(center, radius));
}
private void Map_OnMapClicked(object sender, MapClickedEventArgs e)
{
var position = new Position(e.Point.Latitude, e.Point.Longitude);
GetCountryFromTap(position);
}
static double LongitudeDegreesToKm(Position position, double longitudeDegrees)
{
double latCircumference = LatitudeCircumferenceKm(position);
return latCircumference * longitudeDegrees / 360;
}
static double LatitudeCircumferenceKm(Position position)
{
return EarthCircumferenceKm * Math.Cos(position.Latitude * Math.PI / 180.0);
}
const double MinimumRangeDegrees = 0.001 / EarthCircumferenceKm * 360; // 1 meter
public MapSpan(Position center, double latitudeDegrees, double longitudeDegrees)
{
Center = center;
LatitudeDegrees = Math.Min(Math.Max(latitudeDegrees, MinimumRangeDegrees), 90.0);
LongitudeDegrees = Math.Min(Math.Max(longitudeDegrees, MinimumRangeDegrees), 180.0);
}
static double DistanceToLongitudeDegrees(Position position, Distance distance)
{
double latCircumference = LatitudeCircumferenceKm(position);
return distance.Kilometers / latCircumference * 360;
}
public static Geo.Position GoogleMapsToGeolocator(this GMaps.Position position)
{
return(new Geo.Position(position.Latitude, position.Longitude));
}
public Task<IEnumerable<string>> GetAddressesForPositionAsync(Position position)
{
if (GetAddressesForPositionFuncAsync == null)
throw new InvalidOperationException("You MUST call Xamarin.FormsMaps.Init (); prior to using it.");
return GetAddressesForPositionFuncAsync(position);
}
private Pin GetCustomPin(Xamarin.Forms.GoogleMaps.Position marker)
{
return(pins.FirstOrDefault(x => x.Position.Latitude == marker.Latitude && x.Position.Longitude == marker.Longitude));
}
