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authorJason Smith <jason.smith@xamarin.com>2016-03-22 20:02:25 (GMT)
committerJason Smith <jason.smith@xamarin.com>2016-03-22 23:13:41 (GMT)
commit17fdde66d94155fc62a034fa6658995bef6fd6e5 (patch)
treeb5e5073a2a7b15cdbe826faa5c763e270a505729 /Xamarin.Forms.Maps.Android/GeocoderBackend.cs
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Initial import
Diffstat (limited to 'Xamarin.Forms.Maps.Android/GeocoderBackend.cs')
-rw-r--r--Xamarin.Forms.Maps.Android/GeocoderBackend.cs36
1 files changed, 36 insertions, 0 deletions
diff --git a/Xamarin.Forms.Maps.Android/GeocoderBackend.cs b/Xamarin.Forms.Maps.Android/GeocoderBackend.cs
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+++ b/Xamarin.Forms.Maps.Android/GeocoderBackend.cs
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+´╗┐using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Android.Content;
+using Android.Locations;
+using AGeocoder = Android.Locations.Geocoder;
+
+namespace Xamarin.Forms.Maps.Android
+{
+ internal class GeocoderBackend
+ {
+ public static void Register(Context context)
+ {
+ Geocoder.GetPositionsForAddressAsyncFunc = GetPositionsForAddressAsync;
+ Geocoder.GetAddressesForPositionFuncAsync = GetAddressesForPositionAsync;
+ }
+
+ public static async Task<IEnumerable<Position>> GetPositionsForAddressAsync(string address)
+ {
+ var geocoder = new AGeocoder(Forms.Context);
+ IList<Address> addresses = await geocoder.GetFromLocationNameAsync(address, 5);
+ return addresses.Select(p => new Position(p.Latitude, p.Longitude));
+ }
+
+ public static async Task<IEnumerable<string>> GetAddressesForPositionAsync(Position position)
+ {
+ var geocoder = new AGeocoder(Forms.Context);
+ IList<Address> addresses = await geocoder.GetFromLocationAsync(position.Latitude, position.Longitude, 5);
+ return addresses.Select(p =>
+ {
+ IEnumerable<string> lines = Enumerable.Range(0, p.MaxAddressLineIndex + 1).Select(p.GetAddressLine);
+ return string.Join("\n", lines);
+ });
+ }
+ }
+} \ No newline at end of file