OC地理编码和反编码

快来打我* 2022-08-19 13:13 312阅读 0赞

\#import "ViewController.h"\#import @interface ViewController ()@property (weak, nonatomic) IBOutlet UITextField \*addressFiled;@property (weak, nonatomic) IBOutlet UILabel \*latitudeLabel;@property (weak, nonatomic) IBOutlet UILabel \*longitudeLabel;@property (weak, nonatomic) IBOutlet UILabel \*addressLabel;@end@implementation ViewController- (void)viewDidLoad \{ \[super viewDidLoad\]; // Do any additional setup after loading the view, typically from a nib.\}//地理编码:把位置转换为经纬度//开始编码- (IBAction)start \{ //0.名字是否为nil if (self.addressFiled.text.length == 0) \{ return; \} //1.创建编码对象 CLGeocoder \*geocoder = \[\[CLGeocoder alloc\]init\]; //2.开始编码 \[geocoder geocodeAddressString:self.addressFiled.text completionHandler:^(NSArray \* \_Nullable placemarks, NSError \* \_Nullable error) \{ //3.解析数据 //placemarks 一些位置信息 //先获取经纬度 和name //先做判断 if (placemarks.count == 0) \{ return ; \} //便利数组 for (int i = 0; i < placemarks.count; i ++) \{ CLPlacemark \*placemark = placemarks\[i\]; //打印坐标 // NSLog(@"%f--%f",placemark.location.coordinate.latitude,placemark.location.coordinate.longitude); self.latitudeLabel.text = \[NSString stringWithFormat:@"%f",placemark.location.coordinate.latitude\]; self.longitudeLabel.text = \[NSString stringWithFormat:@"%f",placemark.location.coordinate.longitude\]; //打印名字// NSLog(@"%@",placemark.name); self.addressLabel.text = placemark.name; //打印城市 NSLog(@"%@",placemark.country); \} \}\]; \}@end reverseViewController.m// 03-地理编码和反地理编码 Created by Apple on 16/1/15.// Copyright © 2016年 itcast. All rights reserved.//\#import "reverseViewController.h"\#import @interface reverseViewController ()@property (weak, nonatomic) IBOutlet UITextField \*latitudeField;@property (weak, nonatomic) IBOutlet UITextField \*longitudeField;@property (weak, nonatomic) IBOutlet UILabel \*addressLabel;@end@implementation reverseViewController- (void)viewDidLoad \{ \[super viewDidLoad\]; // Do any additional setup after loading the view.\}//反地理编码:把经纬度转换为地名//开始编码- (IBAction)start \{ //0.判断经纬度的值 if (self.latitudeField.text.length == 0 || self.longitudeField.text.length == 0) \{ return; \} //1.创建编码对象 CLGeocoder \*geocoder = \[\[CLGeocoder alloc\]init\]; //2.开始编码 CLLocation \*location = \[\[CLLocation alloc\]initWithLatitude:\[self.latitudeField.text doubleValue\] longitude:\[self.longitudeField.text doubleValue\]\]; \[geocoder reverseGeocodeLocation:location completionHandler:^(NSArray \* \_Nullable placemarks, NSError \* \_Nullable error) \{ //获取最后一个数据 CLPlacemark \*placemark = placemarks.lastObject; NSLog(@"%@",placemark.name); self.addressLabel.text = placemark.name; \}\];\}@end