package com.tutsplus.mapsdemo;
import android.graphics.BitmapFactory;
import android.location.Geocoder;
import android.location.Location;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.Toast;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.location.LocationServices;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.SupportMapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.CameraPosition;
import com.google.android.gms.maps.model.CircleOptions;
import com.google.android.gms.maps.model.GroundOverlayOptions;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.Marker;
import com.google.android.gms.maps.model.MarkerOptions;
import com.google.android.gms.maps.model.PolygonOptions;
import java.io.IOException;
/**
* Created by Paul on 8/11/15.
*/
public class MapFragment extends SupportMapFragment implements GoogleApiClient.ConnectionCallbacks,
GoogleApiClient.OnConnectionFailedListener,
GoogleMap.OnInfoWindowClickListener,
GoogleMap.OnMapLongClickListener,
GoogleMap.OnMapClickListener,
GoogleMap.OnMarkerClickListener {
private GoogleApiClient mGoogleApiClient;
private Location mCurrentLocation;
private final int[] MAP_TYPES = { GoogleMap.MAP_TYPE_SATELLITE,
GoogleMap.MAP_TYPE_NORMAL,
GoogleMap.MAP_TYPE_HYBRID,
GoogleMap.MAP_TYPE_TERRAIN,
GoogleMap.MAP_TYPE_NONE };
private int curMapTypeIndex = 0;
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
setHasOptionsMenu(true);
mGoogleApiClient = new GoogleApiClient.Builder( getActivity() )
.addConnectionCallbacks( this )
.addOnConnectionFailedListener( this )
.addApi( LocationServices.API )
.build();
initListeners();
}
private void initListeners() {
getMap().setOnMarkerClickListener(this);
getMap().setOnMapLongClickListener(this);
getMap().setOnInfoWindowClickListener( this );
getMap().setOnMapClickListener(this);
}
private void removeListeners() {
if( getMap() != null ) {
getMap().setOnMarkerClickListener( null );
getMap().setOnMapLongClickListener(null);
getMap().setOnInfoWindowClickListener(null);
getMap().setOnMapClickListener(null);
}
}
@Override
public void onDestroy() {
super.onDestroy();
removeListeners();
}
private void initCamera( Location location ) {
CameraPosition position = CameraPosition.builder()
.target( new LatLng( location.getLatitude(), location.getLongitude() ) )
.zoom( 16f )
.bearing( 0.0f )
.tilt( 0.0f )
.build();
getMap().animateCamera( CameraUpdateFactory.newCameraPosition( position ), null );
getMap().setMapType( MAP_TYPES[curMapTypeIndex] );
getMap().setTrafficEnabled( true );
getMap().setMyLocationEnabled( true );
getMap().getUiSettings().setZoomControlsEnabled( true );
}
@Override
public void onStart() {
super.onStart();
mGoogleApiClient.connect();
}
@Override
public void onStop() {
super.onStop();
if( mGoogleApiClient != null && mGoogleApiClient.isConnected() ) {
mGoogleApiClient.disconnect();
}
}
@Override
public void onConnected(Bundle bundle) {
mCurrentLocation = LocationServices.FusedLocationApi.getLastLocation( mGoogleApiClient );
initCamera( mCurrentLocation );
}
@Override
public void onConnectionSuspended(int i) {
//handle play services disconnecting if location is being constantly used
}
@Override
public void onConnectionFailed(ConnectionResult connectionResult) {
//Create a default location if the Google API Client fails. Placing location at Googleplex
mCurrentLocation = new Location( "" );
mCurrentLocation.setLatitude( 37.422535 );
mCurrentLocation.setLongitude( -122.084804 );
initCamera(mCurrentLocation);
}
@Override
public void onInfoWindowClick(Marker marker) {
Toast.makeText( getActivity(), "Clicked on marker", Toast.LENGTH_SHORT ).show();
}
@Override
public boolean onMarkerClick(Marker marker) {
marker.showInfoWindow();
return true;
}
@Override
public void onMapClick(LatLng latLng) {
MarkerOptions options = new MarkerOptions().position( latLng );
options.title( getAddressFromLatLng( latLng ) );
options.icon( BitmapDescriptorFactory.defaultMarker( ) );
getMap().addMarker( options );
}
@Override
public void onMapLongClick(LatLng latLng) {
MarkerOptions options = new MarkerOptions().position( latLng );
options.title( getAddressFromLatLng(latLng) );
options.icon( BitmapDescriptorFactory.fromBitmap(
BitmapFactory.decodeResource(getResources(), R.mipmap.ic_launcher ) ) );
getMap().addMarker(options);
}
private String getAddressFromLatLng( LatLng latLng ) {
Geocoder geocoder = new Geocoder( getActivity() );
String address = "";
try {
address = geocoder.getFromLocation( latLng.latitude, latLng.longitude, 1 ).get( 0 ).getAddressLine( 0 );
} catch (IOException e ) {
}
return address;
}
private void drawCircle( LatLng location ) {
CircleOptions options = new CircleOptions();
options.center( location );
//Radius in meters
options.radius( 10 );
options.fillColor( getResources().getColor( R.color.fill_color ) );
options.strokeColor( getResources().getColor( R.color.stroke_color ) );
options.strokeWidth( 10 );
getMap().addCircle(options);
}
private void drawPolygon( LatLng startingLocation ) {
LatLng point2 = new LatLng( startingLocation.latitude + .001, startingLocation.longitude );
LatLng point3 = new LatLng( startingLocation.latitude, startingLocation.longitude + .001 );
PolygonOptions options = new PolygonOptions();
options.add(startingLocation, point2, point3);
options.fillColor( getResources().getColor( R.color.fill_color ) );
options.strokeColor( getResources().getColor( R.color.stroke_color ) );
options.strokeWidth( 10 );
getMap().addPolygon(options);
}
private void drawOverlay( LatLng location, int width, int height ) {
GroundOverlayOptions options = new GroundOverlayOptions();
options.position(location, width, height);
options.image( BitmapDescriptorFactory
.fromBitmap( BitmapFactory
.decodeResource( getResources(), R.mipmap.ic_launcher ) ) );
getMap().addGroundOverlay(options);
}
private void toggleTraffic() {
getMap().setTrafficEnabled( !getMap().isTrafficEnabled() );
}
private void cycleMapType() {
if( curMapTypeIndex < MAP_TYPES.length - 1 ) {
curMapTypeIndex++;
} else {
curMapTypeIndex = 0;
}
getMap().setMapType( MAP_TYPES[curMapTypeIndex] );
}
@Override
public void onCreateOptionsMenu(
Menu menu, MenuInflater inflater) {
inflater.inflate(R.menu.menu_main, menu);
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_clear: {
getMap().clear();
return true;
}
case R.id.action_circle: {
drawCircle( new LatLng( mCurrentLocation.getLatitude(), mCurrentLocation.getLongitude() ) );
return true;
}
case R.id.action_polygon: {
drawPolygon( new LatLng( mCurrentLocation.getLatitude(), mCurrentLocation.getLongitude() ) );
return true;
}
case R.id.action_overlay: {
drawOverlay( new LatLng( mCurrentLocation.getLatitude(), mCurrentLocation.getLongitude() ), 250, 250 );
return true;
}
case R.id.action_traffic: {
toggleTraffic();
return true;
}
case R.id.action_cycle_map_type: {
cycleMapType();
return true;
}
default:
return super.onOptionsItemSelected(item);
}
}
}
