package com.example.androidmapsv2;
import com.google.android.gms.common.ConnectionResult;
import com.google.android.gms.common.GooglePlayServicesUtil;
import com.google.android.gms.maps.CameraUpdateFactory;
import com.google.android.gms.maps.GoogleMap;
import com.google.android.gms.maps.MapFragment;
import com.google.android.gms.maps.model.LatLng;
import com.google.android.gms.maps.model.LatLngBounds;
import com.google.android.gms.maps.model.MarkerOptions;
import android.os.Build;
import android.os.Bundle;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.FragmentManager;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewTreeObserver.OnGlobalLayoutListener;
import android.widget.Toast;
public class MainActivity extends Activity {
private static final LatLng Leicester_Square = new LatLng(51.510278, -0.130278);
private static final LatLng Covent_Garden = new LatLng(51.51197, -0.1228);
private static final LatLng Piccadilly_Circus = new LatLng(51.51, -0.134444);
private static final LatLng Embankment = new LatLng(51.507, -0.122);
private static final LatLng Charing_Cross = new LatLng(51.5073, -0.12755);
final int RQS_GooglePlayServices = 1;
MapFragment myMapFragment;
GoogleMap myMap;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
FragmentManager myFragmentManager = getFragmentManager();
MapFragment myMapFragment =
(MapFragment)myFragmentManager.findFragmentById(R.id.map);
myMap = myMapFragment.getMap();
myMap.setMapType(GoogleMap.MAP_TYPE_HYBRID);
myMap.addMarker(new MarkerOptions().position(Leicester_Square).title("Leicester Square"));
myMap.addMarker(new MarkerOptions().position(Covent_Garden).title("Covent Garden"));
myMap.addMarker(new MarkerOptions().position(Piccadilly_Circus).title("Piccadilly Circus"));
myMap.addMarker(new MarkerOptions().position(Embankment).title("Embankment"));
myMap.addMarker(new MarkerOptions().position(Charing_Cross).title("Charing Cross"));
final View mapView = getFragmentManager().findFragmentById(R.id.map).getView();
if (mapView.getViewTreeObserver().isAlive()) {
mapView.getViewTreeObserver().addOnGlobalLayoutListener(new OnGlobalLayoutListener() {
@SuppressLint("NewApi") // We check which build version we are using.
@Override
public void onGlobalLayout() {
LatLngBounds bounds = new LatLngBounds.Builder()
.include(Leicester_Square)
.include(Covent_Garden)
.include(Piccadilly_Circus)
.include(Embankment)
.include(Charing_Cross)
.build();
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
mapView.getViewTreeObserver().removeGlobalOnLayoutListener(this);
} else {
mapView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
}
myMap.moveCamera(CameraUpdateFactory.newLatLngBounds(bounds, 50));
}});
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.activity_main, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.menu_legalnotices:
String LicenseInfo = GooglePlayServicesUtil.getOpenSourceSoftwareLicenseInfo(
getApplicationContext());
AlertDialog.Builder LicenseDialog = new AlertDialog.Builder(MainActivity.this);
LicenseDialog.setTitle("Legal Notices");
LicenseDialog.setMessage(LicenseInfo);
LicenseDialog.show();
return true;
}
return super.onOptionsItemSelected(item);
}
@Override
protected void onResume() {
super.onResume();
int resultCode = GooglePlayServicesUtil.isGooglePlayServicesAvailable(getApplicationContext());
if (resultCode == ConnectionResult.SUCCESS){
Toast.makeText(getApplicationContext(),
"isGooglePlayServicesAvailable SUCCESS",
Toast.LENGTH_LONG).show();
}else{
GooglePlayServicesUtil.getErrorDialog(resultCode, this, RQS_GooglePlayServices);
}
}
}
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The series:
A simple example using Google Maps Android API v2, step by step.
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