Try this.....it worked for me...download a "pushpin" image and put it in ur drawable folder. Look at the highlighted code.
public class GoogleMap extends MapActivity { class MapOverlay extends com.google.android.maps.Overlay { @Override public boolean draw(Canvas canvas, MapView mapView, boolean shadow, long when) { super.draw(canvas, mapView, shadow); //---translate the GeoPoint to screen pixels--- Point screenPts = new Point(); mapView.getProjection().toPixels(p, screenPts); * //---add the marker--- Bitmap bmp = BitmapFactory.decodeResource( getResources(), R.drawable.pushpin); canvas.drawBitmap(bmp, screenPts.x+5, screenPts.y-60, null); return true; }* } private MapView mapView; private MapController mc; private GeoPoint p; String caption = null; String Latitude = null; String Longitude = null; String id = null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); try{ setContentView(R.layout.YOUR LAYOUT); Intent i = getIntent(); Latitude = i.getStringExtra("Latitude"); Longitude = i.getStringExtra("Longitude"); mapView = (MapView) findViewById(R.id.YOUR MAPVIEW ID); mapView.setBuiltInZoomControls(true); mapView.postInvalidate(); mc = mapView.getController(); double lat = Double.parseDouble(Latitude); double lng = Double.parseDouble(Longitude); p = new GeoPoint( (int) (lat * 1E6), (int) (lng * 1E6)); mc.animateTo(p); mc.setZoom(17); * //---Add a location marker--- MapOverlay mapOverlay = new MapOverlay(); List<Overlay> listOfOverlays = mapView.getOverlays(); listOfOverlays.clear(); listOfOverlays.add(mapOverlay); mapView.invalidate(); * }catch (Exception e) { ///////.............your code...........////////// } }); } } private Bitmap getBitmapFromAsset(String strName) throws IOException { AssetManager assetManager = getAssets(); InputStream istr = assetManager.open(strName); Bitmap bitmap = BitmapFactory.decodeStream(istr); return bitmap; } /** * Instructs the map view to navigate to the point and zoom level specified. * @param geoPoint * @param zoomLevel */ @Override protected boolean isRouteDisplayed() { return false; } } HOPE THIS HELPS. On Mon, Jun 27, 2011 at 3:56 PM, Ishwar Chawla <chawla.ish...@gmail.com>wrote: > I want to show some markers on my map on emulator.I am able to load > map but I dont see marker I have tried so many things available on net > but I just cant get done.Any Help. > > My Customized class > import java.util.ArrayList; > import android.content.Context; > import android.graphics.drawable.Drawable; > import com.google.android.maps.ItemizedOverlay; > import com.google.android.maps.OverlayItem; > > public class CustomItemizedOverlay extends > ItemizedOverlay<OverlayItem>{ > > private ArrayList<OverlayItem> mOverlays=new > ArrayList<OverlayItem>(); > Context mContext; > > public CustomItemizedOverlay(Drawable defaultMarker) { > super(defaultMarker); > } > > public CustomItemizedOverlay(Drawable defaultMarker,Context context) > { > super(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(); > } > } > > Snippet of code on create. > > mapOverlays = mapView.getOverlays(); > Drawable drawable = > this.getResources().getDrawable(R.drawable.pinkmarker); > CustomItemizedOverlay itemizedoverlay = new > CustomItemizedOverlay(drawable); > GeoPoint g=new GeoPoint(lat,lon); > OverlayItem i=new OverlayItem(g,info,info); > OverlayItem h=new OverlayItem(new > GeoPoint(12912834,77609225),info,info); > itemizedoverlay.addOverlay(i); > itemizedoverlay.addOverlay(h); > mapController.animateTo(g); > mapOverlays.add(itemizedoverlay); > mapView.postInvalidate(); > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to android-developers@googlegroups.com > To unsubscribe from this group, send email to > android-developers+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- Regards, Arpit Hada -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en