Android Open Source - android-mapviewballoons Tap Controlled Map

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Back to project page android-mapviewballoons.

License

The source code is released under:

Apache License

Java Source Code

/***
 * Copyright (c) 2010 readyState Software Ltd
 * // w  ww. j  a  v  a2s .  c o  m
 * Licensed under the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License. You may obtain
 * a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * 
 */

package mapviewballoons.example.tapcontrolled;

import java.util.List;

import mapviewballoons.example.simple.SimpleItemizedOverlay;
import mapviewballoons.example.R;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.view.MotionEvent;

import com.google.android.maps.GeoPoint;
import com.google.android.maps.MapActivity;
import com.google.android.maps.MapController;
import com.google.android.maps.Overlay;
import com.google.android.maps.OverlayItem;
import com.readystatesoftware.maps.OnSingleTapListener;
import com.readystatesoftware.maps.TapControlledMapView;

public class TapControlledMap extends MapActivity {

  TapControlledMapView mapView; // use the custom TapControlledMapView
  List<Overlay> mapOverlays;
  Drawable drawable;
  Drawable drawable2;
  SimpleItemizedOverlay itemizedOverlay;
  SimpleItemizedOverlay itemizedOverlay2;
  
  @Override
    public void onCreate(Bundle savedInstanceState) {
    
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main_example3);
        
        mapView = (TapControlledMapView) findViewById(R.id.mapview);
    mapView.setBuiltInZoomControls(true);
    
    // dismiss balloon upon single tap of MapView (iOS behavior) 
    mapView.setOnSingleTapListener(new OnSingleTapListener() {    
      @Override
      public boolean onSingleTap(MotionEvent e) {
        itemizedOverlay.hideAllBalloons();
        return true;
      }
    });
    
    mapOverlays = mapView.getOverlays();
    
    // first overlay
    drawable = getResources().getDrawable(R.drawable.marker);
    itemizedOverlay = new SimpleItemizedOverlay(drawable, mapView);
    // set iOS behavior attributes for overlay
    itemizedOverlay.setShowClose(false);
    itemizedOverlay.setShowDisclosure(true);
    itemizedOverlay.setSnapToCenter(false);
    
    GeoPoint point = new GeoPoint((int)(51.5174723*1E6),(int)(-0.0899537*1E6));
    OverlayItem overlayItem = new OverlayItem(point, "Tomorrow Never Dies (1997)", 
        "(M gives Bond his mission in Daimler car)");
    itemizedOverlay.addOverlay(overlayItem);
    
    GeoPoint point2 = new GeoPoint((int)(51.515259*1E6),(int)(-0.086623*1E6));
    OverlayItem overlayItem2 = new OverlayItem(point2, "GoldenEye (1995)", 
        "(Interiors Russian defence ministry council chambers in St Petersburg)");    
    itemizedOverlay.addOverlay(overlayItem2);
    
    mapOverlays.add(itemizedOverlay);
    
    // second overlay
    drawable2 = getResources().getDrawable(R.drawable.marker2);
    itemizedOverlay2 = new SimpleItemizedOverlay(drawable2, mapView);
    // set iOS behavior attributes for overlay
    itemizedOverlay2.setShowClose(false);
    itemizedOverlay2.setShowDisclosure(true);
    itemizedOverlay2.setSnapToCenter(false);
    
    GeoPoint point3 = new GeoPoint((int)(51.513329*1E6),(int)(-0.08896*1E6));
    OverlayItem overlayItem3 = new OverlayItem(point3, "Sliding Doors (1998)", null);
    itemizedOverlay2.addOverlay(overlayItem3);
    
    GeoPoint point4 = new GeoPoint((int)(51.51738*1E6),(int)(-0.08186*1E6));
    OverlayItem overlayItem4 = new OverlayItem(point4, "Mission: Impossible (1996)", 
        "(Ethan & Jim cafe meeting)");
    itemizedOverlay2.addOverlay(overlayItem4);
    
    mapOverlays.add(itemizedOverlay2);
    
    if (savedInstanceState == null) {
      
      final MapController mc = mapView.getController();
      mc.animateTo(point2);
      mc.setZoom(16);
      
    } else {
      
      // example restoring focused state of overlays
      int focused;
      focused = savedInstanceState.getInt("focused_1", -1);
      if (focused >= 0) {
        itemizedOverlay.setFocus(itemizedOverlay.getItem(focused));
      }
      focused = savedInstanceState.getInt("focused_2", -1);
      if (focused >= 0) {
        itemizedOverlay2.setFocus(itemizedOverlay2.getItem(focused));
      }
      
    }
    
    }
  
  @Override
  protected boolean isRouteDisplayed() {
    return false;
  }

  @Override
  protected void onSaveInstanceState(Bundle outState) {
    
    // example saving focused state of overlays
    if (itemizedOverlay.getFocus() != null) outState.putInt("focused_1", itemizedOverlay.getLastFocusedIndex());
    if (itemizedOverlay2.getFocus() != null) outState.putInt("focused_2", itemizedOverlay2.getLastFocusedIndex());
    super.onSaveInstanceState(outState);
  
  }
  
}

Java Source Code List

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