Android Open Source - Go2-Rennes Bus Arret Activity

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License

The source code is released under:
GNU General Public License
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Java Source Code

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-gmail.com
 * //from  w  ww  . j  a  va 2  s . c om
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package fr.gotorennes;

import java.util.List;
import java.util.Timer;
import java.util.TimerTask;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.graphics.Bitmap;
import android.location.Location;
import android.os.AsyncTask;
import android.os.Bundle;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.ListAdapter;
import android.widget.ListView;
import android.widget.TextView;
import android.widget.Toast;
import fr.gotorennes.domain.Arret;
import fr.gotorennes.domain.Circuit;
import fr.gotorennes.domain.Ligne;
import fr.gotorennes.domain.LineAlert;
import fr.gotorennes.domain.NextDeparture;
import fr.gotorennes.domain.Station;
import fr.gotorennes.remote.NextDepartureService;
import fr.gotorennes.util.BackgroundTask;
import fr.gotorennes.util.LocationUtils;

public class BusArretActivity extends AbstractActivity {

  private Station station;
  private Ligne ligne;
  private List<LineAlert> alertes;
  
  private TimerTask timerTask = null;
  private Timer timer = null;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.busarret);
  }
  
  @Override
  protected String getTrackingName() {
    return "arretBus";
  }

  @Override
  protected void init(Intent intent) {

    station = intent.getParcelableExtra("station");
    latitude = station.latitude;
    longitude = station.longitude;
    ligne = intent.getParcelableExtra("ligne");
    
    scheduleTimer();
    
    addCalendrier(intent);
    
    TextView stationName = (TextView) findViewById(R.id.stationName);
    stationName.setText(Html.fromHtml("<u>" + station.nom + "</u>"));
    stationName.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        Intent intent = new Intent(getApplicationContext(), BusStationActivity.class);
        intent.putExtra("station", station);
        startActivity(intent);
      }

    });

    CheckBox favoris = (CheckBox) findViewById(R.id.favoris);
    SharedPreferences prefs = getSharedPreferences("fr.gotorennes.Application", 0);
    favoris.setChecked(prefs.contains("arretbus-" + station.code + ";" + ligne.code));

    ImageView lineIcon = (ImageView) findViewById(R.id.icon);
    Bitmap icon = goToRennes.getBusStationService().getBitmapIcon(BusArretActivity.this, ligne.id);
    lineIcon.setImageBitmap(icon);

    TextView name = (TextView) findViewById(R.id.directionName);
    name.setVisibility(View.GONE);
    
    ListView g = (ListView) findViewById(R.id.passages);
    g.setAdapter(getStopTimeAdapter(goToRennes.getBusDao().getPassagesDuJour(station.id, ligne.id, calendrier, ligne.isLigneDeNuit(), true), true));
    g.setOnItemClickListener(new OnItemClickListener() {

      @Override
      public void onItemClick(AdapterView<?> adapter, View view, int position, long id) {
        
        Arret arret = (Arret) adapter.getItemAtPosition(position);
        
        Intent intent = new Intent(getApplicationContext(), BusTripActivity.class);
        intent.putExtra("ligne", ligne);
        intent.putExtra("station", station);
        intent.putExtra("arret", arret);
        startActivity(intent);
      }
    });
    
    TextView distance = (TextView) findViewById(R.id.distance);
    final Location location = LocationUtils.getLocation(this);
    if(location != null) {
      distance.setText(Html.fromHtml("<u>" + AbstractMapActivity.getFormattedDistance(location.getLatitude(), location.getLongitude(), station.latitude, station.longitude)
          + "</u>"));
      distance.setOnClickListener(new OnClickListener() {
  
        @Override
        public void onClick(View v) {
          Intent intent = new Intent(getApplicationContext(), ItineraireMapActivity.class);
          intent.putExtra("latitude", location.getLatitude());
          intent.putExtra("longitude", location.getLongitude());
          intent.putExtra("latitudeDest", station.latitude);
          intent.putExtra("longitudeDest", station.longitude);
          intent.putExtra("iconDest", getMapIcon());
          startActivity(intent);
        }
  
      });
    }
    else {
      distance.setText("--");
      distance.setOnClickListener(null);
      distance.setClickable(false);
    }

    View alertesText = findViewById(R.id.alerte);
    alertesText.setVisibility(View.GONE);
    
    BackgroundTask<?> backgroundTask = getLineAlertBackgroundTask(ligne);
    backgroundTask.start(this);
  }
  
  @Override
  protected void onPause() {
    super.onPause();
    timer.cancel();
  }

  @Override
  protected void onResume() {
    super.onResume();
    if (station != null && ligne != null) {
      scheduleTimer();
    }
  }

  protected ListAdapter getStopTimeAdapter(List<Arret> stopTimes, final boolean showMinutes) {
    return new ArrayAdapter<Arret>(this, 0, stopTimes) {

      @Override
      public View getView(int position, View convertView, ViewGroup parent) {
        View view = convertView;
        if (view == null) {
          LayoutInflater vi = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
          view = vi.inflate(R.layout.bustrip_stop, null);
        }

        Arret arret = getItem(position);
        Circuit circuit = goToRennes.getBusDao().getCircuitByIdTrajet(arret.idTrajet);
        
        TextView name = (TextView) view.findViewById(R.id.stopname);
        name.setText(circuit.nom);
        
        TextView nextStop = (TextView) view.findViewById(R.id.stoptime);
        nextStop.setText(arret.getDepart());
        
        return view;
      }
      
    };
  }

  @Override
  protected int getMapIcon() {
    return R.drawable.bus;
  }

  protected BackgroundTask<List<LineAlert>> getLineAlertBackgroundTask(final Ligne ligne) {
    return new BackgroundTask<List<LineAlert>>(false) {

      @Override
      protected List<LineAlert> execute() {
        return goToRennes.getLineAlertService().getLineAlerts(ligne);
      }

      @Override
      protected void callback(List<LineAlert> result) {
        if (result != null && !result.isEmpty()) {
          
          View alertesText = findViewById(R.id.alerte);
          alertesText.setVisibility(View.VISIBLE);
          
          alertes = result;
        }
      }
    };
  }

  public void updateFavoris(View view) {
    CheckBox checkbox = (CheckBox) view;
    SharedPreferences prefs = getSharedPreferences("fr.gotorennes.Application", 0);
    Editor editor = prefs.edit();
    if (checkbox.isChecked()) {
      editor.putString("arretbus-" + station.code + ";" + ligne.code, station.nom );
      Toast.makeText(getApplicationContext(), getString(R.string.busAjoutFavoris), Toast.LENGTH_SHORT).show();
    } else {
      editor.remove("arretbus-" + station.code + ";" + ligne.code);
      Toast.makeText(getApplicationContext(), getString(R.string.busSupprimeFavoris), Toast.LENGTH_SHORT).show();
    }
    editor.commit();
  }
  
  public void showAlerte(View view) {
    StringBuffer buffer = new StringBuffer();
    for (LineAlert alert : alertes) {
      buffer.append(Html.fromHtml(alert.detail.replaceAll("\\r\\n", "<br/>")));
    }
    showError(buffer.toString());
  }

  @Override
  protected void onCalendrierChanged() {
    ListView g = (ListView) findViewById(R.id.passages);
    g.setAdapter(getStopTimeAdapter(goToRennes.getBusDao().getPassagesDuJour(station.id, ligne.id, calendrier, ligne.isLigneDeNuit(), true), true));
    
  }
  
  protected void scheduleTimer() {
    timer = new Timer();
    timerTask = new TimerTask() {
      
      @Override
      public void run() {
        AsyncTask<String, Void, NextDeparture> task = new AsyncTask<String, Void, NextDeparture>() {

          @Override
          protected NextDeparture doInBackground(String... params) {
            Circuit circuit = goToRennes.getBusDao().getCircuit(ligne, station);
            return NextDepartureService.getInstance(getBaseContext()).getNextDeparture(station.code, ligne.longCode, circuit.sens);
          }

          @Override
          protected void onPostExecute(NextDeparture result) {
            TextView nextDeparture = (TextView) findViewById(R.id.nextDeparture);
            if (result != null && result.departure != null) {
              int minutes = result.getMinutesBeforeDeparture();
              if (minutes == 0) {
                nextDeparture.setText("< 1 min");
              }
              else {
                nextDeparture.setText(minutes + " min");
              }
            }
            else {
              nextDeparture.setText("??? min");
            }
          }
          
        };
        task.execute();
      }
    };
    
    timer.scheduleAtFixedRate(timerTask, 0, 30000);
  }
  
  public void helpRealtime(View view) {
    Toast.makeText(this, getString(R.string.realtime), Toast.LENGTH_LONG).show();
  }
}
Java Source Code List
