/**当获取到定位的坐标后，回调函数*/
- (void)didUpdateBMKUserLocation:(BMKUserLocation *)userLocation{
BMKCoordinateRegion region;
region.center.latitude = userLocation.location.coordinate.latitude;
region.center.longitude = userLocation.location.coordinate.longitude;
region.span.latitudeDelta = 0;
region.span.longitudeDelta = 0;
NSLog(@"当前的坐标是:%f,%f",userLocation.location.coordinate.latitude,userLocation.location.coordinate.longitude);
CLGeocoder *geocoder = [[CLGeocoder alloc] init];
[geocoder reverseGeocodeLocation: userLocation.location completionHandler:^(NSArray *array, NSError *error) {
if (array.count > 0) {
CLPlacemark *placemark = [array objectAtIndex:0];
if (placemark != nil) {
NSString *city = placemark.locality;
NSLog(@"当前城市名称------%@",city);
BMKOfflineMap * _offlineMap = [[BMKOfflineMap alloc] init];
_offlineMap.delegate = self;//可以不要
NSArray* records = [_offlineMap searchCity:city];
BMKOLSearchRecord* oneRecord = [records objectAtIndex:0];
//城市编码如:北京为131
NSInteger cityId = oneRecord.cityID;
NSLog(@"当前城市编号-------->%zd",cityId);
//找到了当前位置城市后就关闭服务
[_locService stopUserLocationService];
}
}
}];
}
IOS中使用百度地图定位后获取城市坐标,城市名称,城市编号信息
原文：http://www.cnblogs.com/YangFuShun/p/6703469.html