Android Open Source - paktebe Peta Lokasi

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License

The source code is released under:
MIT License
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Java Source Code

package com.maps.paktebe;
/*from w  ww  .j av a  2s . c om*/
import java.util.List;
import org.json.JSONObject;
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.GoogleMap.OnInfoWindowClickListener;
import com.google.android.gms.maps.MapFragment;
import com.google.android.gms.maps.model.BitmapDescriptorFactory;
import com.google.android.gms.maps.model.CameraPosition;
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.maps.paktebe.entity.TambalBan;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.AsyncTask;
import android.os.Bundle;
import android.widget.Toast;

public class PetaLokasi extends Activity implements OnInfoWindowClickListener {
  private GoogleMap map;
  private JSONParser json;
  private ProgressDialog pDialog;
  private LatLng myLocation;
  private List<TambalBan> listTambalBan;
  private final String url = "http://api.targetkerja.com/tambalban/all.php";
  public static final String KEY_NAMA = "nama";
  public static final String KEY_ALAMAT = "alamat";
  public static final String KEY_TELP = "telp";
  public static final String KEY_LAT = "lat";
  public static final String KEY_LNG = "lng";
  public static final String KEY_LAT_TUJUAN = "lat_tujuan";
  public static final String KEY_LNG_TUJUAN = "lng_tujuan";
  public static final String KEY_LAT_ASAL = "lat_asal";
  public static final String KEY_LNG_ASAL = "lng_asal";

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    super.onCreate(savedInstanceState);
    setContentView(R.layout.peta_lokasi);
    json = new JSONParser();

    if (isKonekInternet()) {
      new AsynTaskMain().execute();
      setupMapIfNeeded();

    } else {
      ShowAlert(this, "Warning", "Anda tidak tersambung dengan internet");

    }

  }

  @SuppressLint("NewApi")
  private void setupMapIfNeeded() {
    // TODO Auto-generated method stub
    if (map == null) {
      map = ((MapFragment) getFragmentManager().findFragmentById(
          R.id.petaLokasi)).getMap();

      CameraPosition cameraPosition = new CameraPosition.Builder()
          .target(new LatLng(-7.714564, 110.335386)).zoom(13).build();
      map.animateCamera(CameraUpdateFactory
          .newCameraPosition(cameraPosition));
      
      if (map != null) {
        setupMap();
      }
    }
  }

  private boolean isKonekInternet() {
    // TODO Auto-generated method stub
    ConnectivityManager connectivityManager = (ConnectivityManager) this
        .getSystemService(Context.CONNECTIVITY_SERVICE);
    if (connectivityManager != null) {
      NetworkInfo[] info = connectivityManager.getAllNetworkInfo();
      if (info != null) {
        for (int i = 0; i < info.length; i++) {
          if (info[i].getState() == NetworkInfo.State.CONNECTED) {
            return true;
          }
        }
      }
    }
    return false;
  }

  private void ShowAlert(Context context, String title, String message) {
    AlertDialog alertDialog = new AlertDialog.Builder(context).create();
    alertDialog.setTitle(title);
    alertDialog.setMessage(message);
    alertDialog.setButton(DialogInterface.BUTTON_POSITIVE, "Ok",
        new DialogInterface.OnClickListener() {

          @Override
          public void onClick(DialogInterface dialog, int which) {
            // TODO Auto-generated method stub
            finish();
          }
        });
    alertDialog.show();
  }

  private void setupMap() {
    // TODO Auto-generated method stub
    map.getUiSettings().setCompassEnabled(true);
    map.setMyLocationEnabled(true);
    map.setOnInfoWindowClickListener(this);
    moveToMyLocation();
  }

  private void moveToMyLocation() {
    // TODO Auto-generated method stub
    if (map.getMyLocation() != null) {
      Toast.makeText(this, "" + map.getMyLocation().getLatitude(),
          Toast.LENGTH_SHORT).show();
      map.animateCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(map
          .getMyLocation().getLatitude(), map.getMyLocation()
          .getLongitude()), 15));
    }
  }

  @Override
  protected void onResume() {
    super.onResume();
    int resCode = GooglePlayServicesUtil
        .isGooglePlayServicesAvailable(getApplicationContext());
    if (resCode != ConnectionResult.SUCCESS) {
      GooglePlayServicesUtil.getErrorDialog(resCode, this, 1);
    }
  }

  public class AsynTaskMain extends AsyncTask<Void, Void, Void> {

    @Override
    protected void onPostExecute(Void result) {
      pDialog.dismiss();
      runOnUiThread(new Runnable() {

        @Override
        public void run() {
          for (int i = 0; i < listTambalBan.size(); i++) {
            if (listTambalBan.get(i).getJenis_tb().equals("a")) {
              map.addMarker(new MarkerOptions()
                  .position(
                      new LatLng(listTambalBan.get(i)
                          .getLat(), listTambalBan
                          .get(i).getLng()))
                  .title(listTambalBan.get(i).getNama_tb())
                  .snippet(
                      listTambalBan.get(i).getAlamat_tb())
                  .icon(BitmapDescriptorFactory
                      .fromResource(R.drawable.motor)));

            } else if (listTambalBan.get(i).getJenis_tb()
                .equals("b")) {
              map.addMarker(new MarkerOptions()
                  .position(
                      new LatLng(listTambalBan.get(i)
                          .getLat(), listTambalBan
                          .get(i).getLng()))
                  .title(listTambalBan.get(i).getNama_tb())
                  .snippet(
                      listTambalBan.get(i).getAlamat_tb())
                  .icon(BitmapDescriptorFactory
                      .fromResource(R.drawable.mobil)));
            }
          }
        }
      });
      super.onPostExecute(result);
    }

    @Override
    protected void onPreExecute() {
      super.onPreExecute();
      pDialog = new ProgressDialog(PetaLokasi.this);
      pDialog.setMessage("Loading ....");
      pDialog.setCancelable(true);
      pDialog.show();
    }

    @Override
    protected Void doInBackground(Void... params) {
      JSONObject jObject = json.getJSONFromURL(url);
      listTambalBan = json.getTambalBanAll(jObject);
      return null;
    }
  }

  @Override
  public void onInfoWindowClick(Marker marker) {
    String id = marker.getId();
    id = id.substring(1);

    myLocation = new LatLng(map.getMyLocation().getLatitude(), map
        .getMyLocation().getLongitude());
    if (myLocation != null) {
      Bundle bundle = new Bundle();
      bundle.putString(KEY_NAMA, listTambalBan.get(Integer.parseInt(id))
          .getNama_tb());
      bundle.putString(KEY_ALAMAT, listTambalBan
          .get(Integer.parseInt(id)).getAlamat_tb());
      bundle.putString(KEY_TELP, listTambalBan.get(Integer.parseInt(id))
          .getTelp_tb());
      bundle.putDouble(KEY_LAT, listTambalBan.get(Integer.parseInt(id))
          .getLat());
      bundle.putDouble(KEY_LNG, listTambalBan.get(Integer.parseInt(id))
          .getLng());

      bundle.putDouble(KEY_LAT_TUJUAN, marker.getPosition().latitude);
      bundle.putDouble(KEY_LNG_TUJUAN, marker.getPosition().longitude);
      bundle.putDouble(KEY_LAT_ASAL, myLocation.latitude);
      bundle.putDouble(KEY_LNG_ASAL, myLocation.longitude);

      Intent i = new Intent(PetaLokasi.this, DetailTambalBan.class);
      i.putExtras(bundle);
      startActivity(i);

    } else {
      Toast.makeText(this, "Tidak dapat menemukan lokasi anda ",
          Toast.LENGTH_LONG).show();
    }
  }
}
Java Source Code List
