Material Design

app/src/main/java/com/speedyapps/keepyousafe/GpsTool.java

+package com.speedyapps.keepyousafe;
+
+/**
+ * Created by SUBASH on 18-04-2017.
+ */
+
+import android.content.Context;
+import android.content.Intent;
+import android.location.Location;
+import android.location.LocationListener;
+import android.location.LocationManager;
+import android.os.Bundle;
+import android.provider.Settings;
+
+/**
+ * Created by pethoalpar on 4/13/2016.
+ */
+public class GpsTool {
+
+    String locationProvider = LocationManager.GPS_PROVIDER;
+    private LocationManager locationManager;
+    private LocationListener locationListener;
+
+    public GpsTool(Context context){
+        locationManager = (LocationManager) context.getSystemService(Context.LOCATION_SERVICE);
+        this.turnOnGps(context);
+        locationListener = new LocationListener() {
+            @Override
+            public void onLocationChanged(Location location) {
+                onGpsLocationChanged(location);
+                location.reset();
+            }
+
+            @Override
+            public void onStatusChanged(String provider, int status, Bundle extras) {
+                onGpsStatusChanged(provider, status, extras);
+            }
+
+            @Override
+            public void onProviderEnabled(String provider) {
+                onGpsProviderEnabled(provider);
+            }
+
+            @Override
+            public void onProviderDisabled(String provider) {
+                onGpsProviderDisabled(provider);
+            }
+        };
+        startGpsUpdate();
+    }
+
+    public void onGpsLocationChanged(Location location) {
+        //Location change.
+    }
+
+    public void onGpsStatusChanged(String provider, int status, Bundle extras) {
+
+    }
+
+    public void onGpsProviderEnabled(String provider) {
+
+    }
+
+    public void onGpsProviderDisabled(String provider) {
+
+    }
+
+    public Location getLocation(){
+        return locationManager.getLastKnownLocation(locationProvider);
+    }
+
+    public void startGpsUpdate(){
+        locationManager.requestLocationUpdates(locationProvider, 1000, 0, locationListener);
+    }
+
+    public void stopGpsUpdate(){
+        locationManager.removeUpdates(locationListener);
+    }
+
+    public void turnOnGps(Context context){
+        boolean isEnabled = locationManager.isProviderEnabled(locationProvider);
+        if(!isEnabled){
+            Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
+            context.startActivity(intent);
+        }
+    }
+}