百度地图--poi搜索

BaiduMap mBaidumap;
PoiSearch mPoiSearch = null;
LatLng mCenterlLatLng = null;
private double lng;
private double lat;

 @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        try {
            SDKInitializer.initialize(getApplicationContext());
        } catch (Exception e) {
            // TODO: handle exception
            ToastUtils.shortToast(getApplicationContext(), "地图api初始化失败");
            return;
        }
        setContentView(R.layout.activity_yi_yuan_map);
        initSystemBar(this);
        initTitle();
        lng = Constant.lng;
        lat = Constant.lat;
        if (lat!=0&&lng!=0){
            mCenterlLatLng=new LatLng(lat, lng);
        }else {
            Toast.makeText(this,"定位失败",Toast.LENGTH_LONG).show();
        }
        // 初始化搜索模块，注册搜索事件监听
        mPoiSearch = PoiSearch.newInstance();
        mPoiSearch.setOnGetPoiSearchResultListener(this);
//        mMapView = (MapView) findViewById(R.id.bmapView);
        mBaidumap = ((SupportMapFragment) (getSupportFragmentManager()
                .findFragmentById(R.id.map))).getBaiduMap();
        new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    Thread.currentThread().sleep(5000);//阻断2秒
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        }).start();
        PoiNearbySearchOption nearbySearchOption = new PoiNearbySearchOption().keyword("医院").sortType(PoiSortType.distance_from_near_to_far).location(mCenterlLatLng)
                .radius(500).pageNum(0);
        mPoiSearch.searchNearby(nearbySearchOption);
    }

@Override
protected void onDestroy() {
    mPoiSearch.destroy();
    super.onDestroy();
}

@Override
protected void onResume() {
    super.onResume();
}

@Override
protected void onPause() {
    super.onPause();
}

@Override
public void onGetPoiResult(PoiResult result) {
    if (result == null || result.error == SearchResult.ERRORNO.RESULT_NOT_FOUND) {
        Toast.makeText(YiYuanMapActivity.this, "未找到结果", Toast.LENGTH_LONG)
                .show();
        return;
    }
    if (result.error == SearchResult.ERRORNO.NO_ERROR) {
        mBaidumap.clear();
        PoiOverlay overlay = new MyPoiOverlay(mBaidumap);
        mBaidumap.setOnMarkerClickListener(overlay);
        overlay.setData(result);
        overlay.addToMap();
        overlay.zoomToSpan();
        BitmapDescriptor centerBitmap = BitmapDescriptorFactory
                .fromResource(R.drawable.icon_geo);
        MarkerOptions ooMarker = new MarkerOptions().position(mCenterlLatLng).icon(centerBitmap);
        mBaidumap.addOverlay(ooMarker);


        return;
    }
    if (result.error == SearchResult.ERRORNO.AMBIGUOUS_KEYWORD) {

        // 当输入关键字在本市没有找到，但在其他城市找到时，返回包含该关键字信息的城市列表
        String strInfo = "在";
        for (CityInfo cityInfo : result.getSuggestCityList()) {
            strInfo += cityInfo.city;
            strInfo += ",";
        }
        strInfo += "找到结果";
        Toast.makeText(YiYuanMapActivity.this, strInfo, Toast.LENGTH_LONG)
                .show();
    }
}

@Override
public void onGetPoiDetailResult(PoiDetailResult result) {
    if (result.error != SearchResult.ERRORNO.NO_ERROR) {
        Toast.makeText(YiYuanMapActivity.this, "抱歉，未找到结果", Toast.LENGTH_SHORT)
                .show();
    } else {
        Toast.makeText(YiYuanMapActivity.this, result.getName() + ": " + result.getAddress(), Toast.LENGTH_SHORT)
                .show();
    }
}

@Override
public void onGetPoiIndoorResult(PoiIndoorResult poiIndoorResult) {

}

@Override
public void onSaveInstanceState(Bundle outState) {
    super.onSaveInstanceState(outState);
}

@Override
public void onRestoreInstanceState(Bundle savedInstanceState) {
    super.onRestoreInstanceState(savedInstanceState);
}

private class MyPoiOverlay extends PoiOverlay {
    public MyPoiOverlay(BaiduMap arg0) {
        super(arg0);
    }

    @Override
    public boolean onPoiClick(int arg0) {
        super.onPoiClick(arg0);
        PoiInfo poiInfo = getPoiResult().getAllPoi().get(arg0);
        // 检索poi详细信息
        mPoiSearch.searchPoiDetail(new PoiDetailSearchOption()
                .poiUid(poiInfo.uid));
        return true;
    }
}