按照前人的思路，简单修改了一下代码结构，自己整理了一个简单的地图展示器，可以定位当前位置，也可以插大头针
目前只是一个简单的demo而已，仅作记录用。
github路径：https://github.com/icefishlily/FairyFishMap
核心代码如下：
// // MapViewController.m // FairyFishMap // // Created by jinhui005 on 16/9/14. // Copyright © 2016年 yhl. All rights reserved. // #import "MapViewController.h" #import "MapKit/MapKit.h" //原生地图头文件 #import "CoreLocation/CoreLocation.h" //核心定位服务头文件 #import "CLLocation+Sino.h" @interface MapViewController () <MKMapViewDelegate, CLLocationManagerDelegate> @property (nonatomic, strong) MKMapView *mapView; @property (nonatomic, strong) CLLocationManager *locationManager; @property (nonatomic, strong) UISegmentedControl *segment; @end @implementation MapViewController - (void)viewDidLoad { [super viewDidLoad]; [self.view addSubview:self.mapView]; [self.view addSubview:self.segment]; CGRect rect = [UIScreen mainScreen].bounds; self.mapView.frame = CGRectMake(0, 0, rect.size.width, rect.size.height); self.segment.frame=CGRectMake(30,30,180,30); CLAuthorizationStatus status = [CLLocationManager authorizationStatus]; if (kCLAuthorizationStatusNotDetermined == status) { [self.locationManager requestAlwaysAuthorization]; } [self.locationManager startUpdatingLocation]; } - (BOOL)prefersStatusBarHidden { return YES; } #pragma mark - 交互 - (void)longPress:(UILongPressGestureRecognizer *)sender { if (sender.state != UIGestureRecognizerStateBegan) { return; } CGPoint longPressPoint = [sender locationInView:self.mapView]; CLLocationCoordinate2D coordinate2d = [self.mapView convertPoint:longPressPoint toCoordinateFromView:self.mapView]; //添加大头针 MKPointAnnotation *pointAnnotation = [[MKPointAnnotation alloc] init]; pointAnnotation.coordinate = coordinate2d; pointAnnotation.title = @"我在这里"; pointAnnotation.subtitle = @"使用这个位置"; [self.mapView addAnnotation:pointAnnotation]; MKCircle *circle =[MKCircle circleWithCenterCoordinate:coordinate2d radius:20]; //先添加，在回调方法中创建覆盖物 [_mapView addOverlay:circle]; } //大头针的回调方法（与cell的复用机制很相似） -(MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id)annotation{ //复用 MKPinAnnotationView *annotationView =(MKPinAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:@"PIN"]; //判断复用池中是否有可用的 if(annotationView==nil) { annotationView =(MKPinAnnotationView *)[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"PIN"]; } //添加左边的视图 UIImageView *imageView =[[UIImageView alloc] initWithImage:[UIImage imageNamed:@"arraw"]]; imageView.frame=CGRectMake(0,0,50,50); annotationView.leftCalloutAccessoryView=imageView; //显示 annotationView.canShowCallout=YES; //设置是否显示动画 annotationView.animatesDrop=YES; //设置右边视图 UILabel *label =[[UILabel alloc] initWithFrame:CGRectMake(0,0,30,30)]; label.text=@">>"; annotationView.rightCalloutAccessoryView=label; //设置大头针的颜色 annotationView.pinColor = MKPinAnnotationColorRed; return annotationView; } //覆盖物的回调方法 -(MKOverlayRenderer *)mapView:(MKMapView *)mapView rendererForOverlay:(id)overlay{ //创建圆形覆盖物 MKCircleRenderer *circleRender =[[MKCircleRenderer alloc] initWithCircle:overlay]; //设置边缘颜色 circleRender.strokeColor=[UIColor grayColor]; return circleRender; } //解决手势冲突，可以同时使用多个手势 - (BOOL)gestureRecognizer:(UIGestureRecognizer *)gestureRecognizer shouldRecognizeSimultaneouslyWithGestureRecognizer:(UIGestureRecognizer *)otherGestureRecognizer { return YES; } - (void)mapTypeChanged:(UISegmentedControl *)sender { self.mapView.mapType = sender.selectedSegmentIndex; } #pragma mark - getter setter -(MKMapView *)mapView { if (nil == _mapView) { _mapView = [[MKMapView alloc] init]; _mapView.delegate = self; UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)]; [_mapView addGestureRecognizer:longPress]; } return _mapView; } -(CLLocationManager *)locationManager { if (nil == _locationManager) { _locationManager = [[CLLocationManager alloc] init]; //设置定位属性 _locationManager.desiredAccuracy = kCLLocationAccuracyBest; //设置定位更行距离 米 _locationManager.distanceFilter = 10.0; _locationManager.delegate = self; } return _locationManager; } -(UISegmentedControl *)segment { if (nil == _segment) { NSArray *array = @[@"标准", @"卫星", @"混合"]; _segment = [[UISegmentedControl alloc] initWithItems:array]; [_segment addTarget:self action:@selector(mapTypeChanged:) forControlEvents:UIControlEventValueChanged]; _segment.selectedSegmentIndex = 0; } return _segment; } #pragma mark - CLLocationmanagerDelegate //定位后的回调，返回结果 - (void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray<CLLocation *> *)locations { CLLocation *location = [locations firstObject]; //火星坐标转地球坐标 location=[location locationMarsFromEarth]; //设置地图显示经纬度的位置 MKCoordinateRegion region = MKCoordinateRegionMake(location.coordinate, MKCoordinateSpanMake(0.01, 0.01)); [self.mapView setRegion:region animated:YES]; //创建大头针 MKPointAnnotation *pointAnnotation = [[MKPointAnnotation alloc] init]; pointAnnotation.coordinate = location.coordinate; pointAnnotation.title = @"我在这里"; pointAnnotation.subtitle = @"这是什么鬼"; [self.mapView addAnnotation:pointAnnotation]; } @end