地理编码与反地理编码

#import "ViewController.h"

#import <CoreLocation/CoreLocation.h>

 

@interface ViewController ()

 

@end

 

@implementation ViewController

 

- (void)viewDidLoad {

    [super viewDidLoad];

    //地理编码

    [self geocoder:nil];

    //反地理编码;

}

 

//没联网,没办法执行

-(void)geocoder:(UIButton*)sender

{

    //初始化地理编码类

    CLGeocoder *geo=[[CLGeocoder alloc]init];

    //开始地理编码

    [geo geocodeAddressString:@"北京" completionHandler:^(NSArray *placemarks, NSError *error) {

       if(placemarks.count==0||error)

           NSLog(@"%@",error) ;

        for (CLPlacemark *mark in placemarks) {

            NSLog(@"%f ,%f ,%@, %@",mark.location.coordinate.latitude,mark.location.coordinate.longitude,mark.name, mark.description);

        }

    }];

    

    NSLog(@"===");

}

//反地理编码

-(void)diGeoCoder

{

    CLLocation *location=[[CLLocation alloc]initWithLatitude:38.1 longitude:116];

    CLGeocoder *geo=[[CLGeocoder alloc]init];

    [geo reverseGeocodeLocation:location completionHandler:^(NSArray *placemarks, NSError *error) {

        for (CLPlacemark *mark in placemarks) {

            NSLog(@"%f ,%f ,%@, %@",mark.location.coordinate.latitude,mark.location.coordinate.longitude,mark.name, mark.description);

        }

 

    }];

}