百度地图路线搜索

public class MainActivity extends MapActivity {
 
    private MapView mapView;//百度地图的相关控件
    private BMapManager bMapManager;//加载地图的引擎
    private String keyString = "04763B1D8C925195965E838C6E59DB767DAE4BA7";//百度地图的key
    private MapController mapController;//在百度地图上添加一些控件,比如放大或缩小控件
     
    private MKSearch mkSearch;
    private MKPlanNode start;
    private MKPlanNode end;
     
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
         
        mapView = (MapView) findViewById(R.id.bmapView);
        bMapManager = new BMapManager(MainActivity.this);
         
        //必须要加载key
        bMapManager.init(keyString, new MKGeneralListener() {
             
            @Override
            public void onGetPermissionState(int arg0) {
                if(arg0 == 300){
                    Toast.makeText(MainActivity.this, "输入的key有误,请核实...", 1).show();
                }
            }
             
            @Override
            public void onGetNetworkState(int arg0) {
                // TODO Auto-generated method stub
                 
            }
        });
         
        initMapActivity(bMapManager);
        mapView.setBuiltInZoomControls(true);//表示可以设置缩放功能
        mapController = mapView.getController();
        mapController.setZoom(12);//设置缩放级别
 
        mkSearch = new MKSearch();
        mkSearch.init(bMapManager, new MySearchListener());
         
        start = new MKPlanNode();
        start.pt = new GeoPoint((int)(39.915*1E6), (int)(116.404*1E6));
        end = new MKPlanNode();
        end.pt = new GeoPoint(40057031, 116307852);
         
        mkSearch.setDrivingPolicy(MKSearch.EBUS_TIME_FIRST);
        mkSearch.drivingSearch(null, start, null, end);
    }
 
    public class MySearchListener implements MKSearchListener{
 
        @Override
        public void onGetAddrResult(MKAddrInfo arg0, int arg1) {
            // TODO Auto-generated method stub
             
        }
 
        @Override
        public void onGetBusDetailResult(MKBusLineResult arg0, int arg1) {
            // TODO Auto-generated method stub
             
        }
 
        @Override
        public void onGetDrivingRouteResult(MKDrivingRouteResult arg0, int arg1) {
            if(arg0 == null){
                return ;
            }
             
            RouteOverlay routeOverlay = new RouteOverlay(MainActivity.this, mapView);
            routeOverlay.setData(arg0.getPlan(0).getRoute(0));//选择第一条搜索方案中的第一条路线..
            mapView.getOverlays().add(routeOverlay);
            mapView.invalidate();
        }
 
        @Override
        public void onGetPoiResult(MKPoiResult result, int type, int iError) {
            if(result == null){
                return ;
            }
             
            PoiOverlay poiOverlay = new PoiOverlay(MainActivity.this, mapView);
            poiOverlay.setData(result.getAllPoi());//找到所有符合条件的点
            mapView.getOverlays().add(poiOverlay);
            mapView.invalidate();
        }
 
        @Override
        public void onGetSuggestionResult(MKSuggestionResult arg0, int arg1) {
            // TODO Auto-generated method stub
             
        }
 
        @Override
        public void onGetTransitRouteResult(MKTransitRouteResult arg0, int arg1) {
            // TODO Auto-generated method stub
             
        }
 
        @Override
        public void onGetWalkingRouteResult(MKWalkingRouteResult arg0, int arg1) {
            // TODO Auto-generated method stub
             
        }
         
    }
    @Override
    protected void onDestroy() {
        super.onDestroy();
         
        if(bMapManager != null){
            bMapManager.destroy();
            bMapManager = null;
        }
    }
     
    @Override
    protected void onResume() {
        super.onResume();
         
        if(bMapManager != null){
            bMapManager.start();
        }
    }
     
    @Override
    protected void onPause() {
        super.onPause();
         
        if(bMapManager != null){
            bMapManager.stop();
        }
    }
    @Override
    protected boolean isRouteDisplayed() {
        // TODO Auto-generated method stub
        return false;
    }
    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    } 
    @Override

      protected void onDestroy() {

        // TODO Auto-generated method stub

        super.onDestroy();

        if(bMapManager!=null){

            bMapManager.destroy();

            bMapManager=null;

          }

      }

      @Override

      protected void onResume() {

        // TODO Auto-generated method stub

        super.onResume();

        if(bMapManager!=null){

            bMapManager.start();

          }

      }


      @Override

      protected void onPause() {

        // TODO Auto-generated method stub

        super.onPause();

        if(bMapManager!=null){

            bMapManager.stop();

        }

    }


}
原文地址:https://www.cnblogs.com/bbglz/p/4576688.html