iOS 定位服务代码

@implementation LocationManager
{
    CLLocationManager *_locaMgr;
}

DTSingletonM(LocationManager)

/**
 请求用户定位权限，根据定位权限进行不同的操作
 */
- (void)requestLocation {
    
    // 判断是否打开了系统的位置服务
    if ([CLLocationManager locationServicesEnabled]) {
        
        CLAuthorizationStatus locationStatus = [CLLocationManager authorizationStatus];
        
        switch (locationStatus) {
            case kCLAuthorizationStatusRestricted://无法控制，无法获知状态
            {
                
            }
                break;
                
            case kCLAuthorizationStatusNotDetermined://用户还未选择位置权限�
            {
                [self createLocaManagerUpdateNeedToPermission:YES];
            }
                break;
                
            case kCLAuthorizationStatusAuthorizedAlways:
            case kCLAuthorizationStatusAuthorizedWhenInUse://已经获取到权限，开启定位
            {
                [self createLocaManagerUpdateNeedToPermission:NO];
            }
                break;
                
            case kCLAuthorizationStatusDenied://用户已经拒绝权限，去设置中开启权限
            {
                [self alertToSetting];
            }
                break;
                
            default:
                break;
        }
        
        
        return;
    }
}


- (void)createLocaManagerUpdateNeedToPermission:(BOOL)needToPermission {
    
    // 创建位置管理者对象
    if (!_locaMgr) {
        _locaMgr = [[CLLocationManager alloc] init];
    }
    if (needToPermission) {
        [_locaMgr requestWhenInUseAuthorization];
    }
    
    _locaMgr.delegate = self; // 设置代理
    // 设置定位距离过滤参数 (当本次定位和上次定位之间的距离大于或等于这个值时，调用代理方法)
   _locaMgr.distanceFilter = 100;
   _locaMgr.desiredAccuracy = kCLLocationAccuracyBest; // 设置定位精度(精度越高越耗电)
    [_locaMgr startUpdatingLocation]; // 开始更新位置
    
    
}

- (void)alertToSetting {
    //提示用户取打开位置
    [LEEAlert alert].config.LeeTitle(@"提示").LeeContent(@"您没有开启定位服务").LeeCancelAction(@"取消", nil).LeeAddAction(^(LEEAction *action) {
        action.title = @"去设置";
        [action setClickBlock:^{
            //点击事件
            NSURL *url = [NSURL URLWithString:UIApplicationOpenSettingsURLString];
            if ([[UIApplication sharedApplication] canOpenURL:url]) {
                [[UIApplication sharedApplication] openURL:url];
                
            }
            
        }];
    }).LeeShow();
}

/**
 更新位置

 @param manager manager
 @param locations locations
 */
- (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray<CLLocation *> *)locations {
    //位置移动
}

/**
 开始定位

 @param manager manager
 @param region region
 */
- (void)locationManager:(CLLocationManager *)manager didStartMonitoringForRegion:(CLRegion *)region {
    //开始定位
}


/**
 定位授权变化的回调

 @param manager manager
 @param status status
 */
- (void)locationManager:(CLLocationManager *)manager didChangeAuthorizationStatus:(CLAuthorizationStatus)status {
    
    //如果从不可定位变为可定位，那么就重新定位
    if (status == kCLAuthorizationStatusAuthorizedAlways||
        status == kCLAuthorizationStatusAuthorizedWhenInUse) {
        
        [self createLocaManagerUpdateNeedToPermission:NO];
        
    }
}