百度地图路径规划

1.在onCreate之前

BaiduMapHelper.init((MyApplication) getApplicationContext())
2路径规划

implements OnGetRoutePlanResultListener

mSearch = RoutePlanSearch.newInstance();
mSearch.setOnGetRoutePlanResultListener(this);

mSearch.drivingSearch((new DrivingRoutePlanOption())
        .from(passNode).to(enNode));

@Override
public void onGetDrivingRouteResult(DrivingRouteResult result) {
    if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) {
        //Toast.makeText(OrderGoingActivity.this, "抱歉，未找到结果", Toast.LENGTH_SHORT).show();
        result.getSuggestAddrInfo();
    }
    if (result.error == SearchResult.ERRORNO.AMBIGUOUS_ROURE_ADDR) {
        // 起终点或途经点地址有岐义，通过以下接口获取建议查询信息
        result.getSuggestAddrInfo();
        return;
    }
    if (result.error == SearchResult.ERRORNO.NO_ERROR) {
        nodeIndex = -1;
        if (result.getRouteLines().size() > 0) {
            route = result.getRouteLines().get(0);
            DrivingRouteOverlay overlay = new OrderGoingActivity.MyDrivingRouteOverlay(mBaidumap);
            routeOverlay = overlay;
            mBaidumap.setOnMarkerClickListener(overlay);
            overlay.setData(result.getRouteLines().get(0));
            overlay.addToMap();
            //overlay.zoomToSpan();
           // if(order.getStatus()==40) {

            //}
        } else {
            Log.d("route result", "结果数<0");
            return;
        }

    }
}

@Override
public void onGetIndoorRouteResult(IndoorRouteResult indoorRouteResult) {

}

  // 定制RouteOverly
    private class MyDrivingRouteOverlay extends DrivingRouteOverlay {

        public MyDrivingRouteOverlay(BaiduMap baiduMap) {
            super(baiduMap);
        }

        @Override
        public BitmapDescriptor getStartMarker() {
            //if (useDefaultIcon) {
           // return BitmapDescriptorFactory.fromResource(R.drawable.qi);
            //  }
return  null;
        }

        @Override
        public BitmapDescriptor getTerminalMarker() {
            //if (useDefaultIcon) {
          // return BitmapDescriptorFactory.fromResource(R.drawable.zhong);
            // }
            return  null;
        }
    }