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Android - Google MAP V2 PART 3 (add Polyline)



Before go ahead Please look in to PART-1 & PART-2

I have just modify Main Activity class:

 package com.djandroid.mapsv2;  
 import android.graphics.Color;  
 import android.os.Bundle;  
 import android.support.v4.app.FragmentActivity;  
 import android.support.v4.app.FragmentManager;  
 import com.google.android.gms.maps.GoogleMap;  
 import com.google.android.gms.maps.GoogleMap.OnMapClickListener;  
 import com.google.android.gms.maps.GoogleMap.OnMarkerClickListener;  
 import com.google.android.gms.maps.SupportMapFragment;  
 import com.google.android.gms.maps.model.LatLng;  
 import com.google.android.gms.maps.model.Marker;  
 import com.google.android.gms.maps.model.MarkerOptions;  
 import com.google.android.gms.maps.model.Polyline;  
 import com.google.android.gms.maps.model.PolylineOptions;  
 public class MainActivity extends FragmentActivity {  
      private GoogleMap MAP;  
      private boolean markClick;  
      private PolylineOptions rectoptions;  
      private Polyline poliline;  
      @Override  
      protected void onCreate(Bundle arg0) {  
           // TODO Auto-generated method stub  
           // setTheme(R.style.Theme_Sherlock);  
           super.onCreate(arg0);  
           setContentView(R.layout.activity_main);  
           FragmentManager myFM = getSupportFragmentManager();  
           SupportMapFragment myMAPF = (SupportMapFragment) myFM  
                     .findFragmentById(R.id.fragment1);  
           MAP = myMAPF.getMap();  
           MAP.setMyLocationEnabled(true);  
           MAP.setMapType(GoogleMap.MAP_TYPE_HYBRID);  
           MAP.setOnMapClickListener(new OnMapClickListener() {  
                @Override  
                public void onMapClick(LatLng point) {  
                     // TODO Auto-generated method stub  
                     MAP.addMarker(new MarkerOptions().position(point).title(  
                               point.toString()));  
                }  
           });  
           MAP.setOnMarkerClickListener(new OnMarkerClickListener() {  
                @Override  
                public boolean onMarkerClick(Marker marker) {  
                     // TODO Auto-generated method stub  
                     if (markClick) {  
                          if (poliline != null) {  
                               poliline.remove();  
                               poliline = null;  
                          }  
                          rectoptions.add(marker.getPosition());  
                          rectoptions.color(Color.BLUE);  
                          poliline = MAP.addPolyline(rectoptions);  
                     } else {  
                          if (poliline != null) {  
                               poliline.remove();  
                               poliline = null;  
                          }  
                          rectoptions = new PolylineOptions().add(marker  
                                    .getPosition());  
                          markClick = true;  
                     }  
                     return false;  
                }  
           });  
           markClick = false;  
      }  
 }

Comments

  1. Duy Thanh1 March 2013 at 16:09

    I have problem getMap() always return null . Can you help me ????

    ReplyDelete
    Replies
    1. dj-android1 March 2013 at 16:45

      download code from here and check

      https://github.com/dhaval0122/AndroidGoogleMapV2

      Delete
  2. dj-android1 March 2013 at 16:44

    This comment has been removed by the author.

    ReplyDelete
  3. Pavan Tilak5 March 2013 at 12:11

    Good Tutorial

    ReplyDelete
  4. Unknown8 April 2013 at 15:47

    working fine this code, i am looking add proximity alert in Google MAPv2 or last version codes will will work have any reference for MAp v2

    ReplyDelete

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