根据经纬度获取地名，根据地名获取经纬度

1. 根据经纬度获取地名

[objc] view plaincopy在CODE上查看代码片派生到我的代码片
CLGeocoder *clGeoCoder = [[CLGeocoder alloc] init];
[clGeoCoder reverseGeocodeLocation:newLocation completionHandler: ^(NSArray *placemarks,NSError *error) {
     for (CLPlacemark *placeMark in placemarks)
     {
         NSDictionary *addressDic=placeMark.addressDictionary;  

         NSString *state=[addressDic objectForKey:@"State"];
         NSString *city=[addressDic objectForKey:@"City"];
         NSString *subLocality=[addressDic objectForKey:@"SubLocality"];
         NSString *street=[addressDic objectForKey:@"Street"];  

         [self stopLocation];
         [_chooseCityBtn setTitle:city forState:UIControlStateNormal];
         [_activityIndicator stopAnimating];
     }  

 }];  

2. 根据地名获取经纬度
[objc] view plaincopy在CODE上查看代码片派生到我的代码片
***

//这个地址根据你的需求上传
--------------

***
NSString *oreillyAddress = @"1005 Gravenstein Highway North, Sebastopol, CA 95472, USA";
CLGeocoder *myGeocoder = [[CLGeocoder alloc] init];
[myGeocoder geocodeAddressString:oreillyAddress completionHandler:^(NSArray *placemarks, NSError *error) {
    if ([placemarks count] > 0 && error == nil) {
        NSLog(@"Found %lu placemark(s).", (unsigned long)[placemarks count]);
        CLPlacemark *firstPlacemark = [placemarks objectAtIndex:0];
        NSLog(@"Longitude = %f", firstPlacemark.location.coordinate.longitude);
        NSLog(@"Latitude = %f", firstPlacemark.location.coordinate.latitude);
    }
    else if ([placemarks count] == 0 && error == nil) {
        NSLog(@"Found no placemarks.");
    } else if (error != nil) {
        NSLog(@"An error occurred = %@", error);
    }
}];  

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