百度地图工具类

```/** * Created by chenmeng on 2016/9/2. */public class BaiduMapUtil {    private final static String TAG = BaiduMapUtil.class.getSimpleName();    private Context mContext;    public BaiduMap mBaiduMap;    private Marker marker;

private PoiSearch mPoiSearch;/// 兴趣点检索private RoutePlanSearch routeSearch;//公交检索private int routeSearchType;public WalkingRouteLine mWalkingRouteLine;public TransitRouteLine mTransitRouteLine;public DrivingRouteLine mDrivingRouteLine;private TransitRouteOverlay mTransitRouteOverlay;private WalkingRouteOverlay mWalkingRouteOverlay;private DrivingRouteOverlay mDrivingRouteOverlay;private int nodeIndex = -2;//公交站点索引public static final int SEARCH_TYPE_CITY = 0;public static final int SEARCH_TYPE_BOUND = 1;public static final int SEARCH_TYPE_NEARBY = 2;public static final int TYPE_WALK = 0;public static final int TYPE_BUS = 1;public static final int TYPE_DRIVE = 2;private GeoCoder geoCoder;public Geocallback geocallback;private Navigation navigation;public BaiduMapUtil(Context context){    this.mContext=context;    this.geoCoder=GeoCoder.newInstance();}public BaiduMapUtil(Context context, MapView mapView) {    this.mContext = context;    SDKInitializer.initialize(mContext);    this.mBaiduMap = mapView.getMap();    mBaiduMap.setOnMarkerClickListener(new BaiduMap.OnMarkerClickListener() {        @Override        public boolean onMarkerClick(Marker marker) {            Bundle bundle=marker.getExtraInfo();            BaseLocation baseLocation= (BaseLocation) bundle.getSerializable("info");            showInfoWindow(baseLocation);            return true;        }    });    this.mPoiSearch=PoiSearch.newInstance();    this.routeSearch=RoutePlanSearch.newInstance();    this.geoCoder=GeoCoder.newInstance();}

//将地图显示到此处
public void showAtLocation(BaseLocation location) {
LatLng latLng = new LatLng(location.getLatitude(),
location.getLongitude());
MapStatusUpdate u = MapStatusUpdateFactory.newLatLng(latLng);
mBaiduMap.animateMapStatus(u);
}
//添加图层
public void addOverLay(BaseLocation baseLocation) {
BitmapDescriptor mIconMaker=null;
LatLng latLng;
OverlayOptions overlayOptions = null;
latLng = new LatLng(baseLocation.getLatitude(), baseLocation.getLongitude());
if(baseLocation instanceof LocationInfo) {
mIconMaker = BitmapDescriptorFactory.fromResource(R.mipmap.icon_geo);
}
if(baseLocation instanceof HospitalInfo){
mIconMaker = BitmapDescriptorFactory.fromResource(R.mipmap.icon_gcoding);
}
overlayOptions = new MarkerOptions().position(latLng)
.icon(mIconMaker).zIndex(2);
marker = (Marker) (mBaiduMap.addOverlay(overlayOptions));
Bundle bundle = new Bundle();
bundle.putSerializable(“info”, baseLocation);
marker.setExtraInfo(bundle);
}
//折线图
public void addPolyline(List list){
OverlayOptions overlayOptions=new PolylineOptions()
.points(list)
.width(5)
.color(Color.BLUE);
mBaiduMap.addOverlay(overlayOptions);

}

//位置信息框
public void showInfoWindow(final BaseLocation baseLocation) {
Log.d(TAG, baseLocation.getLatitude() + “”);
LayoutInflater layoutInflater;
layoutInflater = LayoutInflater.from(mContext);
View view = null;
InfoWindow mInfoWindow;
ViewHolder viewHolder;
ViewHolderHos viewHolderHos;
if (baseLocation instanceof LocationInfo) {
view = layoutInflater.inflate(R.layout.trip_popupwindow, null);
if (view.getTag() == null) {
viewHolder = new ViewHolder();
viewHolder.txDate = (TextView) view.findViewById(R.id.tx_date);
viewHolder.txTime = (TextView) view.findViewById(R.id.tx_time);
viewHolder.txAddress = (TextView) view.findViewById(R.id.tx_address);
view.setTag(viewHolder);
}
viewHolder = (ViewHolder) view.getTag();
viewHolder.txDate.setText(((LocationInfo) baseLocation).getTime());
viewHolder.txAddress.setText(((LocationInfo) baseLocation).getAddress());
view.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mBaiduMap.hideInfoWindow();
}
});
}
if(baseLocation instanceof HospitalInfo){
view =layoutInflater.inflate(R.layout.hospital_popupwindow, null);
if(view.getTag()==null){
viewHolderHos=new ViewHolderHos();
viewHolderHos.linearWindowInfo=(LinearLayout)view.findViewById(R.id.linear_windowinfo);
viewHolderHos.linearWindowInfo.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Log.d(“linearWindowInfo”, “linearWindowInfo”);
mBaiduMap.hideInfoWindow();

                    }                });                viewHolderHos.txName=(TextView)view.findViewById(R.id.tx_hospitalname);                viewHolderHos.txAddress=(TextView)view.findViewById(R.id.tx_hospitaladdress);                viewHolderHos.txNavigation=(TextView)view.findViewById(R.id.tx_hospitalnavigation);                viewHolderHos.txNavigation.setOnClickListener(new View.OnClickListener() {                    @Override                    public void onClick(View v) {                        Log.d("txNavigation","txNavigation");                        navigation.navigation((HospitalInfo) baseLocation);                    }                });                view.setTag(viewHolderHos);        }            viewHolderHos=(ViewHolderHos)view.getTag();            viewHolderHos.txName.setText(((HospitalInfo) baseLocation).getPoiname());            viewHolderHos.txAddress.setText(((HospitalInfo) baseLocation).getPoiadd());    }    mInfoWindow = new InfoWindow(view, new LatLng(baseLocation.getLatitude(), baseLocation.getLongitude()),-47);    mBaiduMap.showInfoWindow(mInfoWindow);}private class ViewHolder {    TextView txDate;    TextView txTime;    TextView txAddress;}private class ViewHolderHos{    LinearLayout linearWindowInfo;    TextView txName;    TextView txAddress;    TextView txNavigation;}

//发起反地理编码
public void GeoCode(BaseLocation baseLocation) {
LatLng latLng = new LatLng(baseLocation.getLatitude(), baseLocation.getLongitude());
this.geoCoder.setOnGetGeoCodeResultListener(geoListener);
this.geoCoder.reverseGeoCode(new ReverseGeoCodeOption().location(latLng));
}

OnGetGeoCoderResultListener geoListener = new OnGetGeoCoderResultListener() {    @Override    public void onGetGeoCodeResult(GeoCodeResult geoCodeResult) {    }    @Override    public void onGetReverseGeoCodeResult(ReverseGeoCodeResult reverseGeoCodeResult) {        if (reverseGeoCodeResult == null                || reverseGeoCodeResult.error != SearchResult.ERRORNO.NO_ERROR) {            // 没有检测到结果            ToastShow.LongToast(mContext, "查询失败");        }        String address = reverseGeoCodeResult.getAddress();        LatLng latLng = reverseGeoCodeResult.getLocation();        Log.d("chenmeng1", address);        geocallback.geo(address);    }};public interface Geocallback{    void geo(String address);    void Poi(List<HospitalInfo> list);}public void setGeoCallback(Geocallback geoCallback){    this.geocallback=geoCallback;}public void searchByType(int type, LatLng mLatLng) {    mPoiSearch.setOnGetPoiSearchResultListener(poiListener);    switch (type) {        case SEARCH_TYPE_CITY:            PoiCitySearchOption option = new PoiCitySearchOption();            option.city("西安");            option.keyword("医院");            option.pageCapacity(10);            option.pageNum(10);            mPoiSearch.searchInCity(option);            break;        case SEARCH_TYPE_BOUND:            PoiBoundSearchOption boundSearchOption = new PoiBoundSearchOption();            boundSearchOption.keyword("医院");            boundSearchOption.pageCapacity(10);            boundSearchOption.pageNum(10);            //设置搜索范围            LatLng southwest = new LatLng(mLatLng.latitude - 0.01, mLatLng.longitude - 0.012);// 西南            LatLng northeast = new LatLng(mLatLng.latitude + 0.01, mLatLng.latitude + 0.012);// 东北            LatLngBounds bounds = new LatLngBounds.Builder().include(southwest)                    .include(northeast).build();// 得到一个地理范围对象            boundSearchOption.bound(bounds);            mPoiSearch.searchInBound(boundSearchOption);            break;        case SEARCH_TYPE_NEARBY:            PoiNearbySearchOption nearbySearchOption = new PoiNearbySearchOption();            nearbySearchOption.location(mLatLng);            nearbySearchOption.pageNum(10);            nearbySearchOption.pageCapacity(10);            nearbySearchOption.keyword("医院");            nearbySearchOption.radius(2000);            nearbySearchOption.sortType(PoiSortType.distance_from_near_to_far);            mPoiSearch.searchNearby(nearbySearchOption);            break;        default:            break;    }}/** * 创建POI检索监听器 */OnGetPoiSearchResultListener poiListener = new OnGetPoiSearchResultListener() {    @Override    public void onGetPoiResult(PoiResult poiResult) {        ArrayList<HospitalInfo> arrayList = new ArrayList<>();        ArrayList<PoiInfo> mList;        Log.d("chenmeng1",poiResult.getAllPoi().size()+"");        mList = (ArrayList) poiResult.getAllPoi();        if (mList != null) {            for (int i = 0; i < mList.size(); i++) {                String poiname = mList.get(i).name;                String poiadd = mList.get(i).address;                String idString = mList.get(i).uid;                String phoneNum = mList.get(i).phoneNum;                LatLng latLng = mList.get(i).location;                double longitude = latLng.longitude;                double latitude = latLng.latitude;                HospitalInfo hospitalInfo = new HospitalInfo(poiname, poiadd, phoneNum, latitude,longitude);                arrayList.add(hospitalInfo);                Log.d("chenmeng1","arrayList.size()="+arrayList.size());            }            geocallback.Poi(arrayList);        }    }    @Override    public void onGetPoiDetailResult(PoiDetailResult poiDetailResult) {    }

};

public void routeSearch(LatLng startLatLng,LatLng endLatLng,int type) {    routeSearch = RoutePlanSearch.newInstance();    //第三步，设置公交线路规划检索监听者；    routeSearch.setOnGetRoutePlanResultListener(routePlanResultListener);    PlanNode stNode = PlanNode.withLocation(startLatLng);    PlanNode enNode = PlanNode.withLocation(endLatLng);    nodeIndex = -1;    switch (type) {         case TYPE_WALK:         routeSearch.walkingSearch(new WalkingRoutePlanOption()         .from(stNode)         .to(enNode));         routeSearchType = 0;         break;         case TYPE_BUS:         routeSearch.transitSearch(new TransitRoutePlanOption()         .from(stNode)         .city("西安")         .to(enNode));         routeSearchType = 1;         break;         case TYPE_DRIVE:         routeSearch.drivingSearch(new DrivingRoutePlanOption()         .from(stNode)         .to(enNode));         routeSearchType = 2;         break;         default:         break;    }}OnGetRoutePlanResultListener routePlanResultListener = new OnGetRoutePlanResultListener() {    @Override    public void onGetWalkingRouteResult(WalkingRouteResult result) {        if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) {            Toast.makeText(mContext, "抱歉，未找到结果", Toast.LENGTH_SHORT).show();        }        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) {            mWalkingRouteOverlay = new WalkingRouteOverlay(mBaiduMap);            mBaiduMap.setOnMarkerClickListener(mWalkingRouteOverlay);            mBaiduMap.clear();            // 此处仅展示一个方案作为示例            mWalkingRouteOverlay.setData(result.getRouteLines().get(0));            mWalkingRouteOverlay.addToMap();            mWalkingRouteOverlay.zoomToSpan();            // 将路线数据保存给全局变量            mWalkingRouteLine = result.getRouteLines().get(0);            // 重置路线节点索引，节点浏览时使用            nodeIndex = -1;        }    }    @Override    public void onGetTransitRouteResult(TransitRouteResult result) {        if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) {            Toast.makeText(mContext, "抱歉，未找到结果", Toast.LENGTH_SHORT).show();        }        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) {            mTransitRouteOverlay = new TransitRouteOverlay(mBaiduMap);            mBaiduMap.clear();            mBaiduMap.setOnMarkerClickListener(mTransitRouteOverlay);            mTransitRouteOverlay.setData(result.getRouteLines().get(0));            mTransitRouteOverlay.addToMap();            mTransitRouteOverlay.zoomToSpan();            mTransitRouteLine = result.getRouteLines().get(0);        }    }    @Override    public void onGetDrivingRouteResult(DrivingRouteResult result) {        if (result == null || result.error != SearchResult.ERRORNO.NO_ERROR) {            Toast.makeText(mContext, "抱歉，未找到结果", Toast.LENGTH_SHORT).show();        }        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) {            mDrivingRouteOverlay = new DrivingRouteOverlay(mBaiduMap);            mBaiduMap.clear();            mBaiduMap.setOnMarkerClickListener(mDrivingRouteOverlay);            mDrivingRouteOverlay.setData(result.getRouteLines().get(0));            mDrivingRouteOverlay.addToMap();            mDrivingRouteOverlay.zoomToSpan();            mDrivingRouteLine=result.getRouteLines().get(0);            nodeIndex=-1;        }    }    @Override    public void onGetBikingRouteResult(BikingRouteResult bikingRouteResult) {    }};public interface Navigation{    void navigation(HospitalInfo hospitalInfo);}public void setNavigation(Navigation navigation){    this.navigation=navigation;}

}