#import <CoreLocation/CoreLocation.h> 使用到的頭文件 要引入CoreLocation這個包
<CLLocationManagerDelegate>    使用的代理名稱
//1.使用定位服務
 //設置app有訪問定位服務的權限
 //在使用應用期間 / 始終(app在后臺)
 //info.plist文件添加以下兩條(或者其中一條):
 //NSLocationWhenInUseUsageDescription 在使用應用期間
 //NSLocationAlwaysUsageDescription 始終
 //2.LocationManager 對象管理相關的定位服務
 _manager = [[CLLocationManager alloc] init];
 //manager判斷: 手機是否開啟定位 / app是否有訪問定位的權限
 //[CLLocationManager locationServicesEnabled]; //手機是否開啟定位
 //[CLLocationManager authorizationStatus]; //app訪問定位的權限的狀態(tài)
 if (![CLLocationManager locationServicesEnabled] || [CLLocationManager authorizationStatus] != kCLAuthorizationStatusAuthorizedWhenInUse) {
  [_manager requestWhenInUseAuthorization]; //向用戶請求訪問定位服務的權限
 }
 _manager.delegate = self;
 _manager.desiredAccuracy = kCLLocationAccuracyBest;
 _manager.distanceFilter = 1.0f;
 [_manager startUpdatingLocation];
//定位代理經(jīng)緯度回調
-(void)locationManager:(CLLocationManager *)manager didUpdateToLocation:(CLLocation *)newLocation fromLocation:(CLLocation *)oldLocation {
 [_manager stopUpdatingLocation];
 CLGeocoder * geoCoder = [[CLGeocoder alloc] init];
 [geoCoder reverseGeocodeLocation:newLocation completionHandler:^(NSArray *placemarks, NSError *error) {
  for (CLPlacemark * placemark in placemarks) {
   NSDictionary *test = [placemark addressDictionary];
   // Country(國家) State(城市) SubLocality(區(qū)) Name全稱
   NSLog(@"%@", [test objectForKey:@"Name"]);
  }
 }];
}

_mapView = [[BMKMapView alloc]initWithFrame:CGRectMake(0, 0,self.view.frame.size.width, self.view.frame.size.height)];//添加mapVIew
 [self.view addSubview:_mapView];
#pragma mark - 設置mapView屬性
-(void)setMapViewProperty
{
 _mapView.mapType = BMKUserTrackingModeFollowWithHeading;
 _mapView.showsUserLocation = YES; //是否顯示定位圖層（即我的位置的小圓點）
 _mapView.zoomLevel = 16;//地圖顯示比例
 _mapView.rotateEnabled = NO; //設置是否可以旋轉
  
 [self passLocationValue];
}
#pragma mark -傳入定位坐標 
//設置定位到得用戶的位置，這里是簡單的應用方法（必須打開程序時已經(jīng)獲取到地理位置坐標，為了解決地圖定位時總是先顯示天安門）
-(void)passLocationValue
{
 BMKCoordinateRegion viewRegion = BMKCoordinateRegionMake([UserLocationManager sharedInstance].clloction.coordinate, BMKCoordinateSpanMake(0.02f,0.02f));
 BMKCoordinateRegion adjustedRegion = [_mapView regionThatFits:viewRegion];
 [_mapView setRegion:adjustedRegion animated:YES];
  
}
#pragma mark -設置定位圓點屬性
-(void)setUserImage
{
 //用戶位置類
 BMKLocationViewDisplayParam* param = [[BMKLocationViewDisplayParam alloc] init];
 param.locationViewOffsetY = 0;//偏移量
 param.locationViewOffsetX = 0;
 param.isAccuracyCircleShow =NO;//設置是否顯示定位的那個精度圈
 param.isRotateAngleValid = NO;
 [_mapView updateLocationViewWithParam:param];
}

**
 *地圖區(qū)域即將改變時會調用此接口
 *@param mapview 地圖View
 *@param animated 是否動畫
 */
- (void)mapView:(BMKMapView *)mapView regionWillChangeAnimated:(BOOL)animated
{
 //TODO
}
 
/**
 *地圖區(qū)域改變完成后會調用此接口
 *@param mapview 地圖View
 *@param animated 是否動畫
 */
- (void)mapView:(BMKMapView *)mapView regionDidChangeAnimated:(BOOL)animated
{
 //TODO
}
/**
 *地圖狀態(tài)改變完成后會調用此接口
 *@param mapview 地圖View
 */
- (void)mapStatusDidChanged:(BMKMapView *)mapView
{
 //TODO
}

#import <Foundation/Foundation.h>
#import "BMapKit.h"
@interface UserLocationManager : NSObject <BMKMapViewDelegate,BMKLocationServiceDelegate>
{
 CLLocation *cllocation;
 BMKReverseGeoCodeOption *reverseGeoCodeOption;//逆地理編碼
}
@property (strong,nonatomic) BMKLocationService *locService;
//城市名
@property (strong,nonatomic) NSString *cityName;
//用戶緯度
@property (nonatomic,assign) double userLatitude;
//用戶經(jīng)度
@property (nonatomic,assign) double userLongitude;
//用戶位置
@property (strong,nonatomic) CLLocation *clloction;
//初始化單例
+ (UserLocationManager *)sharedInstance;
//初始化百度地圖用戶位置管理類
- (void)initBMKUserLocation;
//開始定位
-(void)startLocation;
//停止定位
-(void)stopLocation;
@end
#import "UserLocationManager.h"
@implementation UserLocationManager
+ (UserLocationManager *)sharedInstance
{
 static UserLocationManager *_instance = nil;
 @synchronized (self) {
  if (_instance == nil) {
   _instance = [[self alloc] init];
  }
 }
 return _instance;
}
-(id)init
{
 if (self == [super init])
 {
  [self initBMKUserLocation];
 }
 return self;
}
#pragma 初始化百度地圖用戶位置管理類
/**
 * 初始化百度地圖用戶位置管理類
 */
- (void)initBMKUserLocation
{
 _locService = [[BMKLocationService alloc]init];
 _locService.delegate = self;
 [self startLocation];
}
#pragma 打開定位服務
/**
 * 打開定位服務
 */
-(void)startLocation
{
 [_locService startUserLocationService];
}
#pragma 關閉定位服務
/**
 * 關閉定位服務
 */
-(void)stopLocation
{
 [_locService stopUserLocationService];
}
#pragma BMKLocationServiceDelegate
/**
 *用戶位置更新后，會調用此函數(shù)
 *@param userLocation 新的用戶位置
 */
- (void)didUpdateUserLocation:(BMKUserLocation *)userLocation
{
  cllocation = userLocation.location;
 _clloction = cllocation;
 _userLatitude = cllocation.coordinate.latitude;
 _userLongitude = cllocation.coordinate.longitude;
 [self stopLocation];(如果需要實時定位不用停止定位服務)
}
/**
 *在停止定位后，會調用此函數(shù)
 */
- (void)didStopLocatingUser
{
；
}
/**
 *定位失敗后，會調用此函數(shù)
 *@param error 錯誤號
 */
- (void)didFailToLocateUserWithError:(NSError *)error
{
 [self stopLocation];
}