private void showMapViewRoutes(List<GPSInfo> lstWgs84HashMap) {
    ArrayList<GeoPoint> lstWgs84GeoPoint = RoutesHelper.getWgs84GeoPoint(lstWgs84HashMap);

    // mRoutesOverlay
    if (mMapView != null) {
      try {
        if (mRoutesOverlay != null) {
          if (mMapView.getOverlays().contains(mRoutesOverlay)) {
            mMapView.getOverlays().remove(mRoutesOverlay);
            mRoutesOverlay = null;
          }
        }
        mRoutesOverlay = new RoutesOverlay(mPathActivity, mMapView);
        {
          mRoutesOverlay.setOnOverlayEventListener(this);

          mRoutesOverlay.setData(lstWgs84GeoPoint);
        }
        mMapView.getOverlays().add(0, mRoutesOverlay);
        mMapView.invalidate();
        mMapView.getController().animateTo(lstWgs84GeoPoint.get(0));
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
  }
  @Override
  public void onClick(View v) {
    switch (v.getId()) {
      case R.id.btnAddress:
        mapView.getOverlays().clear(); // 清除公交站点的标识
        mapView.invalidate();
        GeoPoint geoPoint = new GeoPoint((int) (39.915 * 1e6), (int) (116.454 * 1e6));
        EditText tvAdr = (EditText) findViewById(R.id.etAddress);
        // 根据中心点geoPoint在1000半径内查询KFC
        mkSearch.poiSearchNearBy(tvAdr.getText().toString(), geoPoint, 5000);
        //			GeoPoint geoPoint=new GeoPoint(39904965, 116327764);
        //			mkSearch.reverseGeocode(geoPoint);
        break;
      case R.id.btnLine:
        mapView.getOverlays().clear(); // 清除公交站点的标识
        EditText etLine = (EditText) findViewById(R.id.etLine);
        mkSearch.poiSearchInCity("北京", etLine.getText().toString());
        //			EditText etadd=(EditText) findViewById(R.id.etAddress);
        //			mkSearch.geocode("北京", etadd.getText().toString());
        break;

      default:
        break;
    }
  }