//You should get Your key from google developer console .
package com.example.kiit1.mymap;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.support.annotation.NonNull;
import android.support.v4.app.FragmentActivity;
import android.os.Bundle;
import android.text.Html;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesNotAvailableException;
import com.google.android.gms.common.GooglePlayServicesRepairableException;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.places.Place;
import com.google.android.gms.location.places.Places;
import com.google.android.gms.location.places.ui.PlacePicker;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.OnMapReadyCallback;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.MarkerOptions;
public class MapsActivity extends FragmentActivity implements OnMapReadyCallback,GoogleApiClient.OnConnectionFailedListener {
private GoogleApiClient mGoogleApiClient;
private GoogleMap mMap;
protected LocationManager locationManager;
protected LocationListener locationListener;
protected Context context;
double lati,longi;
GPSTracker gps;
Button locUpdate;
Button placePicker;
View rootView=null;
private static final int REQUEST_PLACE_PICKER = 1000;
@Override protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_maps);
// Obtain the SupportMapFragment and get notified when the map is ready to be used. SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
.findFragmentById(R.id.map);
mapFragment.getMapAsync(this);
mGoogleApiClient = new GoogleApiClient
.Builder(this)
.addApi(Places.GEO_DATA_API)
.addApi(Places.PLACE_DETECTION_API)
.enableAutoManage(this, this)
.build();
// rootView=View.inflate(R.layout.activity_maps,getApplicationContext(),false);
// create class object gps = new GPSTracker(MapsActivity.this);
rootView=mapFragment.getView();
locUpdate=(Button) rootView.findViewById(R.id.locupdate);
placePicker=(Button)rootView.findViewById(R.id.picker);
// check if GPS enabled if(gps.canGetLocation()){
lati = gps.getLatitude();
longi = gps.getLongitude();
// \n is for new line Toast.makeText(getApplicationContext(), "Your Location is - \nLat: " + lati + "\nLong: " + longi, Toast.LENGTH_LONG).show();
}else{
// can't get location // GPS or Network is not enabled // Ask user to enable GPS/network in settings gps.showSettingsAlert();
}
}
/** * Manipulates the map once available. * This callback is triggered when the map is ready to be used. * This is where we can add markers or lines, add listeners or move the camera. In this case, * we just add a marker near Sydney, Australia. * If Google Play services is not installed on the device, the user will be prompted to install * it inside the SupportMapFragment. This method will only be triggered once the user has * installed Google Play services and returned to the app. */ @Override public void onMapReady(GoogleMap googleMap) {
mMap = googleMap;
// Add a marker in Sydney and move the camera LatLng sydney = new LatLng(lati, longi);
mMap.addMarker(new MarkerOptions().position(sydney).title("Marker in Sydney"));
mMap.moveCamera(CameraUpdateFactory.newLatLng(sydney));
mMap.animateCamera( CameraUpdateFactory.zoomTo( 17.0f ) );
locUpdate.setOnClickListener(new View.OnClickListener() {
@Override public void onClick(View v) {
gps = new GPSTracker(MapsActivity.this);
locUpdate=(Button) rootView.findViewById(R.id.locupdate);
// check if GPS enabled if(gps.canGetLocation()){
lati = gps.getLatitude();
longi = gps.getLongitude();
// \n is for new line Toast.makeText(getApplicationContext(), "Your Location is - \nLat: " + lati + "\nLong: " + longi, Toast.LENGTH_LONG).show();
}else{
// can't get location // GPS or Network is not enabled // Ask user to enable GPS/network in settings gps.showSettingsAlert();
}
}
});
//for place picker placePicker.setOnClickListener(new View.OnClickListener() {
@Override public void onClick(View v) {
try {
PlacePicker.IntentBuilder intentBuilder =
new PlacePicker.IntentBuilder();
Intent intent = intentBuilder.build(MapsActivity.this);
// Start the intent by requesting a result, // identified by a request code. startActivityForResult(intent, REQUEST_PLACE_PICKER);
} catch (GooglePlayServicesRepairableException e) {
// ... } catch (GooglePlayServicesNotAvailableException e) {
// ... }
}
});
}
@Override public void onConnectionFailed(@NonNull ConnectionResult connectionResult) {
Toast.makeText(getApplicationContext(), "Your Connection is not there " , Toast.LENGTH_LONG).show();
}
@Override protected void onActivityResult(int requestCode,
int resultCode, Intent data) {
if ( resultCode == Activity.RESULT_OK) {
// The user has selected a place. Extract the name and address. final Place place = PlacePicker.getPlace(data, this);
final CharSequence name = place.getName();
final CharSequence address = place.getAddress();
String attributions = PlacePicker.getAttributions(data);
if (attributions == null) {
attributions = "";
}
Toast.makeText(getApplicationContext(), "Your loc= " +name+" and "+address , Toast.LENGTH_LONG).show();
/* mViewName.setText(name); mViewAddress.setText(address); mViewAttributions.setText(Html.fromHtml(attributions));*/
} else {
super.onActivityResult(requestCode, resultCode, data);
}
}
}
//GPSTracker
package com.example.kiit1.mymap;
import android.app.Service;
import android.content.Intent;
import android.os.IBinder;
import android.app.AlertDialog;
import android.app.Service;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.os.IBinder;
import android.provider.Settings;
import android.util.Log;
public class GPSTracker extends Service implements LocationListener{
private final Context mContext;
// flag for GPS status
boolean isGPSEnabled = false;
// flag for network status
boolean isNetworkEnabled = false;
// flag for GPS status
boolean canGetLocation = false;
Location location; // location
double latitude; // latitude
double longitude; // longitude
// The minimum distance to change Updates in meters
private static final long MIN_DISTANCE_CHANGE_FOR_UPDATES = 10; // 10 meters
// The minimum time between updates in milliseconds
private static final long MIN_TIME_BW_UPDATES = 1000 * 60 * 1; // 1 minute
// Declaring a Location Manager
protected LocationManager locationManager;
public GPSTracker(Context context) {
this.mContext = context;
getLocation();
}
public Location getLocation() {
try {
locationManager = (LocationManager) mContext
.getSystemService(LOCATION_SERVICE);
// getting GPS status
isGPSEnabled = locationManager
.isProviderEnabled(LocationManager.GPS_PROVIDER);
// getting network status
isNetworkEnabled = locationManager
.isProviderEnabled(LocationManager.NETWORK_PROVIDER);
if (!isGPSEnabled && !isNetworkEnabled) {
// no network provider is enabled
} else {
this.canGetLocation = true;
// First get location from Network Provider
if (isNetworkEnabled) {
locationManager.requestLocationUpdates(
LocationManager.NETWORK_PROVIDER,
MIN_TIME_BW_UPDATES,
MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
Log.d("Network", "Network");
if (locationManager != null) {
location = locationManager
.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);
if (location != null) {
latitude = location.getLatitude();
longitude = location.getLongitude();
}
}
}
// if GPS Enabled get lat/long using GPS Services
if (isGPSEnabled) {
if (location == null) {
locationManager.requestLocationUpdates(
LocationManager.GPS_PROVIDER,
MIN_TIME_BW_UPDATES,
MIN_DISTANCE_CHANGE_FOR_UPDATES, this);
Log.d("GPS Enabled", "GPS Enabled");
if (locationManager != null) {
location = locationManager
.getLastKnownLocation(LocationManager.GPS_PROVIDER);
if (location != null) {
latitude = location.getLatitude();
longitude = location.getLongitude();
}
}
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
return location;
}
/**
* Stop using GPS listener
* Calling this function will stop using GPS in your app
* */
public void stopUsingGPS(){
if(locationManager != null){
locationManager.removeUpdates(GPSTracker.this);
}
}
/**
* Function to get latitude
* */
public double getLatitude(){
if(location != null){
latitude = location.getLatitude();
}
// return latitude
return latitude;
}
/**
* Function to get longitude
* */
public double getLongitude(){
if(location != null){
longitude = location.getLongitude();
}
// return longitude
return longitude;
}
/**
* Function to check GPS/wifi enabled
* @return boolean
* */
public boolean canGetLocation() {
return this.canGetLocation;
}
/**
* Function to show settings alert dialog
* On pressing Settings button will lauch Settings Options
* */
public void showSettingsAlert(){
AlertDialog.Builder alertDialog = new AlertDialog.Builder(mContext);
// Setting Dialog Title
alertDialog.setTitle("GPS is settings");
// Setting Dialog Message
alertDialog.setMessage("GPS is not enabled. Do you want to go to settings menu?");
// On pressing Settings button
alertDialog.setPositiveButton("Settings", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog,int which) {
Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
mContext.startActivity(intent);
}
});
// on pressing cancel button
alertDialog.setNegativeButton("Cancel", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.cancel();
}
});
// Showing Alert Message
alertDialog.show();
}
@Override
public void onLocationChanged(Location location) {
}
@Override
public void onProviderDisabled(String provider) {
}
@Override
public void onProviderEnabled(String provider) {
}
@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
}
@Override
public IBinder onBind(Intent arg0) {
return null;
}
}
XML(UI)
<fragment xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:map="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/map"
android:name="com.google.android.gms.maps.SupportMapFragment"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.example.kiit1.mymap.MapsActivity" >
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="right|bottom"
android:text="locUdatae"
android:id="@+id/locupdate"
android:padding="10dp"
android:layout_marginTop="20dp"
android:paddingRight="10dp"/>
<Button
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="left|bottom"
android:text="PlacePicker"
android:id="@+id/picker"
android:padding="10dp"
android:layout_marginTop="20dp"
android:paddingRight="10dp"/>
</fragment>
Permission
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
<uses-permission android:name="com.google.android.providers.gsf.permission.READ_GSERVICES"/>
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