地图与定位之地理编码

定位学习之后学习地理编码和反编码。

#import "ViewController.h"
#import <CoreLocation/CoreLocation.h>
 
 
@interface ViewController ()<CLLocationManagerDelegate>
 
@property(nonatomic,strong)CLGeocoder *cLGeocoder;
 
@end
 
@implementation ViewController
 
- (void)viewDidLoad {
    [super viewDidLoad];
    NSString *address=@"天安门";
    CLLocation *clLocation=[[CLLocation alloc]initWithLatitude:39.54 longitude:116.28];
    _cLGeocoder=[[CLGeocoder alloc]init];
     
     
    //编码
    [_cLGeocoder geocodeAddressString:address completionHandler:^(NSArray *placemarks, NSError *error) {
        CLPlacemark *placemark=[placemarks firstObject];
        CLLocation *cllocation=placemark.location;
        CLRegion *clRegion=placemark.region;
        NSDictionary *addressdic=placemark.addressDictionary;
        NSLog(@"编码: %@  %@   %@",cllocation,clRegion,addressdic);
    }];
     
     
     
    //反编码
    [_cLGeocoder reverseGeocodeLocation:clLocation completionHandler:^(NSArray *placemarks, NSError *error) {
        CLPlacemark *placemark=[placemarks firstObject];
        NSLog(@"反编码: %@",placemark);
         
    }];
     
}
 
- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}
 
 
@end