refactor LocationService

main/MyFriendsAround.WP7/Service/ILocationService.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Device.Location;
+using MyFriendsAround.WP7.Model;
+
+namespace MyFriendsAround.WP7.Service
+{
+    public interface ILocationService
+    {
+        event EventHandler<LocationChangedEventArgs> LocationChanged;
+        event EventHandler<LocationStatusEventArgs> StatusChanged;
+        Location CurrentLocation { get; }
+        Location GetCurrentLocation();
+        void Start();
+        void Stop();
+    }
+}

main/MyFriendsAround.WP7/Service/LocationChangedEventArgs.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using MyFriendsAround.WP7.Model;
+
+namespace MyFriendsAround.WP7.Service
+{
+    public class LocationChangedEventArgs: EventArgs
+    {
+        public Location Location { get; private set; }
+
+        public LocationChangedEventArgs(Location location)
+        {
+            Location = location;
+        }
+    }
+}

main/MyFriendsAround.WP7/Service/LocationService.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Net;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Documents;
+using System.Windows.Ink;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Animation;
+using System.Windows.Shapes;
+using MyFriendsAround.WP7.Model;
+using System.Device.Location;
+
+namespace MyFriendsAround.WP7.Service
+{
+    public class LocationService : ILocationService
+    {
+
+        private IGeoPositionWatcher<GeoCoordinate> _gpsWatcher;
+        public event EventHandler<LocationChangedEventArgs> LocationChanged;
+        public event EventHandler<LocationStatusEventArgs> StatusChanged;
+        public Location CurrentLocation { get; private set; }
+
+
+        public LocationService()
+        {
+#if GPS_EMULATOR
+            _gpsWatcher = new GpsEmulatorClient.GeoCoordinateWatcher();
+#else
+            _gpsWatcher = new GeoCoordinateWatcher(GeoPositionAccuracy.High)
+                              {
+                                  MovementThreshold = 10
+                              };
+#endif
+            _gpsWatcher.PositionChanged += new EventHandler<GeoPositionChangedEventArgs<GeoCoordinate>>(watcher_PositionChanged);
+            _gpsWatcher.StatusChanged += new EventHandler<GeoPositionStatusChangedEventArgs>(watcher_StatusChanged);
+        }
+
+        private void watcher_StatusChanged(object sender, GeoPositionStatusChangedEventArgs args)
+        {
+            //
+            if (StatusChanged != null)
+                StatusChanged(sender, new LocationStatusEventArgs(args.Status));
+        }
+
+        private void watcher_PositionChanged(object sender, GeoPositionChangedEventArgs<GeoCoordinate> args)
+        {
+            if (LocationChanged != null)
+                LocationChanged(sender, new LocationChangedEventArgs(
+                    new Location(args.Position.Location.Latitude, args.Position.Location.Longitude, args.Position.Timestamp)
+                    ));
+        }
+
+        public Location GetCurrentLocation()
+        {
+            return CurrentLocation;
+        }
+
+        public void Start()
+        {
+            _gpsWatcher.Start();
+        }
+
+        public void Stop()
+        {
+            _gpsWatcher.Stop();
+        }
+
+    }
+}

main/MyFriendsAround.WP7/Service/LocationStatusEventArgs.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Device.Location;
+
+namespace MyFriendsAround.WP7.Service
+{
+    public class LocationStatusEventArgs : EventArgs
+    {
+        public GeoPositionStatus Status { get; private set; }
+        public LocationStatusEventArgs(GeoPositionStatus status)
+        {
+            Status = status;
+        }
+    }
+}

main/MyFriendsAround.WP7/Service/ServiceAgent.cs

@@ -16,8 +16,8 @@ namespace MyFriendsAround.WP7.Service
 
         static ServiceAgent()
         {
-            baseUrl = "http://myfriendsaround.cloudapp.net/myfriends";//live azure
-            //baseUrl = "http://127.0.0.1:8086/myfriends";//running in local azure emulator
+            //baseUrl = "http://myfriendsaround.cloudapp.net/myfriends";//live azure
+            baseUrl = "http://127.0.0.1:82/myfriends";//running in local azure emulator
             //baseUrl = "http://localhost.:55672/myfriends";//for local asp.net mvc use 
         }