Android Open Source - PalmaBici Station Info Widget

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Back to project page PalmaBici.
License

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

/*
 * Copyright 2013 Sergio Garcia Villalonga (yayalose@gmail.com)
 */*from  w  ww. java2 s.c o  m*/
 * This file is part of PalmaBici.
 *
 *    PalmaBici is free software: you can redistribute it and/or modify
 *    it under the terms of the Affero GNU General Public License version 3
 *    as published by the Free Software Foundation.
 *
 *    PalmaBici 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
 *    Affero GNU General Public License for more details
 *    (https://www.gnu.org/licenses/agpl-3.0.html).
 *    
 */

package com.poguico.palmabici.widgets;

import android.content.Context;
import android.content.res.Resources.NotFoundException;
import android.location.Location;
import android.support.v4.app.FragmentActivity;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup.LayoutParams;
import android.widget.ImageButton;
import android.widget.LinearLayout;
import android.widget.TextView;

import org.osmdroid.bonuspack.overlays.DefaultInfoWindow;
import org.osmdroid.bonuspack.overlays.ExtendedOverlayItem;
import org.osmdroid.views.MapView;

import com.poguico.palmabici.R;
import com.poguico.palmabici.SynchronizableElement;
import com.poguico.palmabici.network.synchronizer.NetworkStationAlarm;
import com.poguico.palmabici.network.synchronizer.NetworkSynchronizer;
import com.poguico.palmabici.synchronizers.LocationSynchronizer;
import com.poguico.palmabici.util.Formatter;
import com.poguico.palmabici.util.NetworkInformation;
import com.poguico.palmabici.util.Station;

public class StationInfoWidget extends DefaultInfoWindow implements SynchronizableElement {

  private NetworkInformation   networkInformation;
  private NetworkSynchronizer  networkSynchronizer;
  private LocationSynchronizer locationSynchronizer;
  private Context              context;
  private ExtendedOverlayItem  eItem;
  private Station              station;
  private ImageButton          alarmButton;
  private boolean             active;
  
  public StationInfoWidget (MapView mapView, SynchronizableElement parentActivity) {
    super(R.layout.station_info, mapView);
    context = parentActivity.getSynchronizableActivity().getApplicationContext();
    networkInformation = NetworkInformation.getInstance(context);
    locationSynchronizer = LocationSynchronizer.getInstance(parentActivity);
    networkSynchronizer  = NetworkSynchronizer.getInstance(context);
    alarmButton = (ImageButton)mView.findViewById(R.id.alarmButton);
  }
  
  @Override
  public void onOpen(Object item) {
    //super.onOpen(item);
    eItem = (ExtendedOverlayItem)item;

    int    freeBikes, freeSlots;
    LinearLayout.LayoutParams layoutParams;
    String formattedDistance = "";
    
    float[] distance           = new float[1];
    Location myLocation         = locationSynchronizer.getLocation();
    station = networkInformation.get(Integer.parseInt(eItem.getDescription()));
    
    TextView title =
        (TextView)mView.findViewById(R.id.markerTitle);
    TextView tvFreeBikes =
        (TextView)mView.findViewById(R.id.freeBikes);
    TextView tvFreeSlots =
        (TextView)mView.findViewById(R.id.freeSlots);
    LinearLayout lyBrokenApparel =
        (LinearLayout)mView.findViewById(R.id.brokenApparel);
    
    freeBikes   = station.getBusySlots();
    freeSlots   = station.getFreeSlots();
    
    if (myLocation != null) {
      Location.distanceBetween(station.getLat(),
           station.getLong(),
           myLocation.getLatitude(),
           myLocation.getLongitude(), distance);
      
      formattedDistance += " ("
                         +  Formatter.formatDistance(distance[0], context)
                         +  ")";
    }
    
    title.setText(eItem.getTitle() + formattedDistance);
    tvFreeBikes.setText(String.valueOf(freeBikes));
    tvFreeSlots.setText(String.valueOf(freeSlots));
    
    lyBrokenApparel.setLayoutParams(
        new LinearLayout.LayoutParams(LayoutParams.MATCH_PARENT,0));
    
    if (station.getBusySlots() == 0) {
      layoutParams = new LinearLayout.LayoutParams(
          LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
      layoutParams.setMargins(5, 5, 5, 5);
      alarmButton.setLayoutParams(layoutParams);
      
      if (networkSynchronizer.hasAlarm(station.getId())) {
        alarmButton.setImageResource(R.drawable.bell_active);
        active = true;
      } else {
        alarmButton.setImageResource(R.drawable.bell);
        active = false;
      }
    } else {
      layoutParams = new LinearLayout.LayoutParams(0,0);
      layoutParams.setMargins(0, 0, 0, 0);
      alarmButton.setLayoutParams(layoutParams);
    }
    alarmButton.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        toggleAlarm();  
        String filename  = "marker0";
        filename +=  (NetworkStationAlarm.hasAlarm(station.getId())) ?
                "_alarm" : "";
        try {
          eItem.setMarker(context.getResources().getDrawable(
              R.drawable.class.getDeclaredField(filename).getInt(null)));
        } catch (NotFoundException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        } catch (IllegalAccessException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        } catch (IllegalArgumentException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        } catch (NoSuchFieldException e) {
          // TODO Auto-generated catch block
          e.printStackTrace();
        }
      }
    });
    
    locationSynchronizer.addSynchronizableElement(this);
  }
  
  @Override
  public void onClose() {
    locationSynchronizer.detachSynchronizableElement(this);
    super.onClose();
  }

  @Override
  public void onSuccessfulNetworkSynchronization() {}

  @Override
  public void onUnsuccessfulNetworkSynchronization() {}

  @Override
  public void onLocationSynchronization() {
    float[] distance           = new float[1];
    Location my_location        = locationSynchronizer.getLocation();
    Station  station = networkInformation.get(Integer.parseInt(eItem.getDescription()));
    
    Location.distanceBetween(station.getLat(),
         station.getLong(),
         my_location.getLatitude(),
         my_location.getLongitude(), distance);
    
    String formatted_distance = " (" + 
         Formatter.formatDistance(distance[0], context) +
         ")";
    
    TextView title =
        (TextView)mView.findViewById(R.id.markerTitle);
    title.setText(station.getName() + formatted_distance);
  }

  @Override
  public FragmentActivity getSynchronizableActivity() {
    // TODO Auto-generated method stub
    return null;
  }
  
  public void toggleAlarm() {
    if (active) {
      networkSynchronizer.removeAlarm(station);
      active = false;
      alarmButton.setImageResource(R.drawable.bell);
    } else {
      networkSynchronizer.addAlarm(station);
      active = true;
      alarmButton.setImageResource(R.drawable.bell_active);
    }
  }
}
Java Source Code List
