//导入库
#import <CoreLocation/CoreLocation.h>
//注意:
//需要在 info.plist 中导入前两个字段
//NSLocationAlwaysUsageDescription
//NSLocationWhenInUseUsageDescription
@interface ViewController ()<CLLocationManagerDelegate>
@property (nonatomic,strong)CLLocationManager *locationManager;
@end
@implementation ViewController
– (void)viewDidLoad {
[super viewDidLoad];
//初始化locationManger管理器对象
CLLocationManager *locationManager=[[CLLocationManager alloc]init];
self.locationManager=locationManager;
//判断当前设备定位服务是否打开
if (![CLLocationManager locationServicesEnabled]) {
NSLog(@”设备尚未打开定位服务”);
}
//判断当前设备版本大于iOS8以后的话执行里面的方法
if ([UIDevice currentDevice].systemVersion.floatValue >=8.0) {
//持续授权
[locationManager requestAlwaysAuthorization];
//当用户使用的时候授权
[locationManager requestWhenInUseAuthorization];
}
//或者使用这种方式,判断是否存在这个方法,如果存在就执行,没有的话就忽略
//if([locationManager respondsToSelector:@selector(requestWhenInUseAuthorization)]){
// [locationManager requestWhenInUseAuthorization];
//}
//设置代理
locationManager.delegate=self;
//设置定位的精度
locationManager.desiredAccuracy=kCLLocationAccuracyBest;
//设置定位的频率,这里我们设置精度为10,也就是10米定位一次
CLLocationDistance distance=10;
//给精度赋值
locationManager.distanceFilter=distance;
//开始启动定位
[locationManager startUpdatingLocation];
}
//当位置发生改变的时候调用(上面我们设置的是10米,也就是当位置发生>10米的时候该代理方法就会调用)
– (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray<CLLocation *> *)locations{
//取出第一个位置
CLLocation *location=[locations firstObject];
NSLog(@”%@”,location.timestamp);
//位置坐标
CLLocationCoordinate2D coordinate=location.coordinate;
NSLog(@”您的当前位置:经度：%f,纬度：%f,海拔：%f,航向：%f,速度：%f”,coordinate.longitude,coordinate.latitude,location.altitude,location.course,location.speed);
//如果不需要实时定位，使用完即使关闭定位服务
//[_locationManager stopUpdatingLocation];
}
– (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
@end
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