Android Open Source - maps Hello Itemized Overlay

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License

The source code is released under:

GNU General Public License

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Java Source Code

/**
 * //w  w w.j  a v  a 2s . c  o m
 */
package edu.cs4730.MapDemo;

import java.util.ArrayList;
import android.app.AlertDialog;
import android.content.Context;
import android.graphics.drawable.Drawable;
import com.google.android.maps.ItemizedOverlay;
import com.google.android.maps.OverlayItem;

/**
 * @author This example is take from http://codemagician.wordpress.com/2010/05/06/android-google-mapview-tutorial-done-right/
 *
 */
public class HelloItemizedOverlay extends ItemizedOverlay<OverlayItem> {

  private ArrayList<OverlayItem> mOverlays = new ArrayList<OverlayItem>();
  private Context mContext;

  public HelloItemizedOverlay(Drawable defaultMarker, Context context) {
    super(boundCenterBottom(defaultMarker));
    mContext = context;
  }

  public void addOverlay(OverlayItem overlay)
  {
    mOverlays.add(overlay);
    populate();
  }

  @Override
  protected OverlayItem createItem(int i)
  {
    return mOverlays.get(i);
  }

  @Override
  public int size()
  {
    return mOverlays.size();
  }

  @Override
  protected boolean onTap(int index)
  {
    OverlayItem item = mOverlays.get(index);
    AlertDialog.Builder dialog = new AlertDialog.Builder(mContext);
    dialog.setTitle(item.getTitle());
    dialog.setMessage(item.getSnippet());
    dialog.show();
    return true;
  }
}

Java Source Code List