private async void setAdress(MarkerOptions pinMarker, GoogleMap.MapClickEventArgs e)
{
string adress = "";
// Obtengo la posible dirección a partir de la latitud y longitud
Geocoder geocoder = new Geocoder();
IEnumerable<string> possibleAdresses = await geocoder.GetAddressesForPositionAsync(new Position(e.Point.Latitude, e.Point.Longitude));
adress = possibleAdresses.ElementAt(0);
pinMarker.SetTitle(adress);
// Añado el pin al mapa
_map.AddMarker(pinMarker).ShowInfoWindow();
// Comparto el punto en App
var myApp = App.Current as App;
myApp.meetingPoint = new MeetingPoint
{
Name = adress,
Place = new Position(e.Point.Latitude, e.Point.Longitude)
};
}
private async void pinTouched (object sender, EventArgs e) {
Geocoder geoCoder = new Geocoder ();
var addresses = await geoCoder.GetAddressesForPositionAsync (this.Prez.Position);
switch (Device.OS) {
case TargetPlatform.iOS:
Device.OpenUri (
new Uri (string.Format ("http://maps.apple.com/?q={0}", WebUtility.UrlEncode(addresses.FirstOrDefault()))));
break;
case TargetPlatform.Android:
Device.OpenUri (
new Uri (string.Format ("geo:0,0?q={0}", WebUtility.UrlEncode(addresses.FirstOrDefault()))));
break;
case TargetPlatform.Windows:
case TargetPlatform.WinPhone:
Device.OpenUri (
new Uri (string.Format ("bingmaps:?where={0}", Uri.EscapeDataString(addresses.FirstOrDefault()))));
break;
}
}
public LamanGeoCoder ()
{
geoCoder = new Geocoder();
var buttAlamBaka = new Button {Text = "Buka koordinat -6.21754,106.6586053." };
buttAlamBaka.Clicked += async (sender, e) =>
{
var posisiAlamBaka = new Position(-6.21754, 106.6586053);
var alamatAlamBaka = await geoCoder.GetAddressesForPositionAsync(posisiAlamBaka);
foreach (var s in alamatAlamBaka)
{
label.Text += s + "\n";
}
};
var buttHi = new Button {Text = "Buka koordinat -6.1949718,106.8208304."};
buttHi.Clicked += async (sender, e) =>
{
var posisiHI = new Position(-6.1949718, 106.8208304);
var alamatHI = await geoCoder.GetAddressesForPositionAsync(posisiHI);
foreach (var s in alamatHI)
{
label.Text += s + "\n";
}
};
Content = new StackLayout
{
Padding = new Thickness(0, 20, 0, 0),
Children = {buttHi, buttAlamBaka, label}
};
}
// Return current location ({city} {state}) of device
public async Task<string> GetLocation()
{
try {
// Get Longitude and Latitude of current device location
var locator = CrossGeolocator.Current;
locator.DesiredAccuracy = 50;
locator.AllowsBackgroundUpdates = true;
var position = await locator.GetPositionAsync(timeoutMilliseconds: 10000);
var geoCoderPosition = new Xamarin.Forms.Maps.Position(position.Latitude, position.Longitude);
// Reverse geocoding
var geocoder = new Geocoder();
Xamarin.FormsMaps.Init();
var addresses = await geocoder.GetAddressesForPositionAsync(geoCoderPosition);
foreach (var address in addresses)
{
string addressString = address.ToString();
List<string> addressParse = addressString.Split("\n".ToCharArray()).ToList<string>();
string cityState = Regex.Replace(addressParse[1], @"[\d-]", string.Empty);
return cityState.Trim();
}
}
catch (Exception ex)
{
UIAlertView avAlert = new UIAlertView("postion failed", ex.Message, null, "OK", null);
avAlert.Show();
}
return null;
}
public GeocoderPage ()
{
geoCoder = new Geocoder ();
var b1 = new Button { Text = "Reverse geocode '37.808, -122.432'" };
b1.Clicked += async (sender, e) => {
var fortMasonPosition = new Position (37.8044866, -122.4324132);
var possibleAddresses = await geoCoder.GetAddressesForPositionAsync (fortMasonPosition);
foreach (var a in possibleAddresses){
l.Text += a + "\n";
}
};
var b2 = new Button { Text = "Geocode '394 Pacific Ave'" };
b2.Clicked += async (sender, e) => {
var xamarinAddress = "394 Pacific Ave, San Francisco, California";
var approximateLocation = await geoCoder.GetPositionsForAddressAsync (xamarinAddress);
foreach (var p in approximateLocation) {
l.Text += p.Latitude + ", " + p.Longitude + "\n";
}
};
Content = new StackLayout {
Padding = new Thickness (0, 20, 0, 0),
Children = {
b2,
b1,
l
}
};
}
public async void AddressesForPosition ()
{
Geocoder.GetAddressesForPositionFuncAsync = GetAddressesForPositionFuncAsync;
var geocoder = new Geocoder ();
var result = await geocoder.GetAddressesForPositionAsync (new Position (1, 2));
Assert.AreEqual (new String[] { "abc", "def" }, result);
}
private async void P_Clicked(object sender, EventArgs e)
{
Pin p = sender as Pin;
Geocoder g = new Geocoder();
foreach(string s in await g.GetAddressesForPositionAsync(p.Position))
{
System.Diagnostics.Debug.WriteLine(s);
foreach(Position pos in await g.GetPositionsForAddressAsync(s))
{
System.Diagnostics.Debug.WriteLine(pos.Latitude + ", " + pos.Longitude);
}
}
}
private async Task LocationChanged(Position p)
{
intLocCount++;
if (intLocCount < 2)
{
this.Location = p;
this.DisplayLocation = String.Format("Lat: {0}, Long: {1}", p.Latitude.ToString(), p.Longitude.ToString());
Geocoder gc = new Geocoder();
this.Address = (await gc.GetAddressesForPositionAsync(p)).First().Replace(Environment.NewLine, ", ");
}
geo.StopLocationService();
isBusy = false;
}
public MapPage()
{
var fileCheminEquipement = "Maps.Json.EquipementIleDeFrance.json";
var fileCheminInstallement = "Maps.Json.InstallationIleDeFrance.json";
var assembly = typeof(JsonfileRead).GetTypeInfo().Assembly;
Stream stream = assembly.GetManifestResourceStream (fileCheminEquipement);
var customMap = new CustomMap
{
MapType = MapType.Street
};
geoCoder = new Geocoder ();
var locator = CrossGeolocator.Current;
locator.DesiredAccuracy = 50;
locator.GetPositionAsync (timeoutMilliseconds: 10000).ContinueWith (t => {
var pin = new CustomPin {
Pin = new Pin {
Type = PinType.Place,
Position = new Xamarin.Forms.Maps.Position (t.Result.Latitude, t.Result.Longitude),
Label = "Ma Position",
//Address = "394 Pacific Ave, San Francisco CA"
},
Name = "Xam",
Id = "Xamarin"
};
customMap.CustomPins = new List<CustomPin> { pin };
customMap.Pins.Add (pin.Pin);
customMap.MoveToRegion (MapSpan.FromCenterAndRadius (new Xamarin.Forms.Maps.Position (t.Result.Latitude, t.Result.Longitude), Distance.FromMiles (0.3)));
Content = customMap;
}, TaskScheduler.FromCurrentSynchronizationContext());
StreamReader r = new StreamReader (stream);
string json = r.ReadToEnd ();
JArray array = JArray.Parse (json);
foreach (JObject content in array.Children<JObject>()) {
foreach (JProperty prop in content.Properties()) {
if (prop.Name == "geo_point_2d") {
string s = (string)prop.Value;
string[] words = s.Split (',');
string latitudeString = words [0];
string longitudeString = words [1].TrimStart ();
double lat = Convert.ToDouble (latitudeString);
double lon = Convert.ToDouble (longitudeString);
var position = new Xamarin.Forms.Maps.Position (lat, lon);
var possibleAddresses = geoCoder.GetAddressesForPositionAsync (position);
var pin = new CustomPin {
Pin = new Pin {
Type = PinType.Place,
Position = position,
Label = ""
//Address = possibleAddresses.Result.ToString()
}
};
customMap.CustomPins = new List<CustomPin> { pin };
customMap.Pins.Add (pin.Pin);
Content = customMap;
}
}
}
}
