Android Open Source - hellomap3d-android Route Map Event Listener

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License

The source code is released under:

MIT License

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Java Source Code

package com.nutiteq.advancedmap3.listener;
/*from ww  w.  ja v a 2 s . com*/
import android.util.Log;

import com.nutiteq.advancedmap3.Const;
import com.nutiteq.advancedmap3.GraphhopperRouteActivity;
import com.nutiteq.core.MapPos;
import com.nutiteq.datasources.LocalVectorDataSource;
import com.nutiteq.ui.MapClickInfo;
import com.nutiteq.ui.MapEventListener;
import com.nutiteq.ui.MapView;
import com.nutiteq.ui.VectorElementsClickInfo;

/**
 * 
 * This MapListener waits for two clicks on map - first to set routing start point, and then
 * second to mark end point and start routing service.
 * 
 * @author jaak
 *
 */
public class RouteMapEventListener extends MapEventListener {

  private GraphhopperRouteActivity activity;
    private MapPos startPos;
    private MapPos stopPos;
    private MapView mapView;
    private LocalVectorDataSource vectorDataSource;

  // activity is often useful to handle click events
  public RouteMapEventListener(GraphhopperRouteActivity activity, MapView mapView, LocalVectorDataSource vectorDataSource) {
    this.activity = activity;
      this.mapView = mapView;
      this.vectorDataSource = vectorDataSource;
  }

  @Override
    public void onVectorElementClicked(VectorElementsClickInfo vectorElementsClickInfo) {
  }

  // Map View manipulation handlers
  @Override
  public void onMapClicked(MapClickInfo mapClickInfo) {
    // x and y are in base map projection, we convert them to the familiar
    // WGS84
      MapPos clickPos = mapClickInfo.getClickPos();
      MapPos wgs84Clickpos = mapView.getOptions().getBaseProjection().toWgs84(clickPos);
    Log.d(Const.LOG_TAG,"onMapClicked " + wgs84Clickpos);
    
    if(startPos == null){
        // set start, or start again
        startPos = wgs84Clickpos;
        activity.setStartMarker(clickPos);
    }else if(stopPos == null){
        // set stop and calculate
        stopPos = wgs84Clickpos;
        activity.setStopMarker(clickPos);
          activity.showRoute(startPos, stopPos);
     
          // restart to force new route next time
          startPos = null;
          stopPos = null;
    }
    
  }

  @Override
  public void onMapMoved() {
  }

}

Java Source Code List