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添加自定义大头针,使用系统大头针View
#import "ViewController.h" #import <MapKit/MapKit.h> #import "MyAnnotation.h" @interface ViewController () <MKMapViewDelegate> // 显示地图的View @property (weak, nonatomic) IBOutlet MKMapView *mapView; @property (nonatomic,strong) CLLocationManager *mgr; /** * 点击之后添加两个大头针 */ - (IBAction)addAnnotation; @end @implementation ViewController - (CLLocationManager *)mgr{ if (!_mgr) { _mgr = [[CLLocationManager alloc] init]; [_mgr requestAlwaysAuthorization]; // [_mgr requestWhenInUseAuthorization]; // 并在Info.plist添加2个属性 // 从iOS 8开始，用户定位分两种情况 // 总是使用用户位置:NSLocationAlwaysUsageDescription // 使用应用时定位:NSLocationWhenInUseDescription } return _mgr; } - (void)viewDidLoad { [super viewDidLoad]; self.mgr; // 1.设置代理 self.mapView.delegate = self; // 2.跟踪用户的位置 self.mapView.userTrackingMode = MKUserTrackingModeFollow; } /** * 定位到用户的位置会调用该方法 * * @param userLocation 大头针模型对象 */ - (void)mapView:(MKMapView *)mapView didUpdateUserLocation:(MKUserLocation *)userLocation { // 设置用户的位置为地图的中心点 [mapView setCenterCoordinate:userLocation.location.coordinate animated:YES]; } /** * 在地图上添加一个大头针就会执行该方法 * * @param annotation 大头针模型对象 * * @return 大头针的View(返回nil表示默认使用系统, 默认MKAnnotationView是不可见) */ - (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id<MKAnnotation>)annotation { // 1.如果是用户位置的大头针,直接返回nil,使用系统的 if ([annotation isKindOfClass:[MKUserLocation class]]) return nil; // 2.创建标识 static NSString *ID = @"annoView"; // 3.从缓冲池中取出大头针的View MKPinAnnotationView *annoView = (MKPinAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:ID]; // 4.如果为nil,则创建 if (annoView == nil) { annoView = [[MKPinAnnotationView alloc] initWithAnnotation:nil reuseIdentifier:ID]; // 1.设置标题和子标题可以呼出 annoView.canShowCallout = YES; // 2.设置大头针的颜色 annoView.pinColor = MKPinAnnotationColorPurple; // 3.掉落效果 annoView.animatesDrop = YES; } // 5.设置大头针的大头针模型,也可以不对其进行设置,系统会自动进行设置 // annoView.annotation = annotation; return annoView; } - (IBAction)addAnnotation { MyAnnotation *anno1 = [[MyAnnotation alloc] init]; anno1.coordinate = CLLocationCoordinate2DMake(40.06, 116.39); anno1.title = @"北京市"; anno1.subtitle = @"中国北京市昌平区"; [self.mapView addAnnotation:anno1]; MyAnnotation *anno2 = [[MyAnnotation alloc] init]; anno2.coordinate = CLLocationCoordinate2DMake(30.23, 120.23); anno2.title = @"杭州市"; anno2.subtitle = @"浙江省杭州市萧山区"; [self.mapView addAnnotation:anno2]; } @end
#import <Foundation/Foundation.h> #import <MapKit/MapKit.h> @interface MyAnnotation : NSObject <MKAnnotation> @property (nonatomic, assign) CLLocationCoordinate2D coordinate; @property (nonatomic, copy) NSString *title; @property (nonatomic, copy) NSString *subtitle; @end
自定义大头针,大头针View
自定义大头针显示View
#import <MapKit/MapKit.h> @interface MyAnnotationView : MKAnnotationView + (instancetype)myAnnoViewWithMapView:(MKMapView *)mapView; @end #import "MyAnnotationView.h" #import "MyAnnotation.h" @implementation MyAnnotationView + (instancetype)myAnnoViewWithMapView:(MKMapView *)mapView { // 2.添加自己的大头针的View static NSString *ID = @"myAnnoView"; MyAnnotationView *myAnnoView = (MyAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:ID]; if (myAnnoView == nil) { myAnnoView = [[MyAnnotationView alloc] initWithAnnotation:nil reuseIdentifier:ID]; // 1.设置标题和子标题可以呼出 myAnnoView.canShowCallout = YES; // 2.在左右两侧放一个View myAnnoView.leftCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeContactAdd]; myAnnoView.rightCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeDetailDisclosure]; } return myAnnoView; } - (void)setAnnotation:(MyAnnotation *)annotation { self.image = [UIImage imageNamed:annotation.icon]; [super setAnnotation:annotation]; } @end
自定义大头针模型
#import <Foundation/Foundation.h> #import <MapKit/MapKit.h> @interface MyAnnotation : NSObject <MKAnnotation> @property (nonatomic, assign) CLLocationCoordinate2D coordinate; @property (nonatomic, copy) NSString *title; @property (nonatomic, copy) NSString *subtitle; @property (nonatomic, copy) NSString *icon; @end #import "MyAnnotation.h" @implementation MyAnnotation @end
控制器:
#import "ViewController.h" #import <MapKit/MapKit.h> #import "MyAnnotation.h" #import "MyAnnotationView.h" @interface ViewController () <MKMapViewDelegate> // 显示地图的View @property (weak, nonatomic) IBOutlet MKMapView *mapView; @property (nonatomic,strong) CLLocationManager *mgr; /** * 点击之后添加两个大头针 */ - (IBAction)addAnnotation; @end @implementation ViewController - (CLLocationManager *)mgr{ if (!_mgr) { _mgr = [[CLLocationManager alloc] init]; [_mgr requestAlwaysAuthorization]; // [_mgr requestWhenInUseAuthorization]; // 并在Info.plist添加2个属性 // 从iOS 8开始，用户定位分两种情况 // 总是使用用户位置:NSLocationAlwaysUsageDescription // 使用应用时定位:NSLocationWhenInUseDescription } return _mgr; } - (void)viewDidLoad { [super viewDidLoad]; // 1.设置代理 self.mapView.delegate = self; // 2.跟踪用户的位置 self.mapView.userTrackingMode = MKUserTrackingModeFollow; } /** * 定位到用户的位置会调用该方法 * * @param userLocation 大头针模型对象 */ - (void)mapView:(MKMapView *)mapView didUpdateUserLocation:(MKUserLocation *)userLocation { // 设置用户的位置为地图的中心点 [mapView setCenterCoordinate:userLocation.location.coordinate animated:YES]; } /** * 在地图上添加一个大头针就会执行该方法 * * @param annotation 大头针模型对象 * * @return 大头针的View(返回nil表示默认使用系统, 默认MKAnnotationView是不可见) */ - (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id<MKAnnotation>)annotation { // 1.如果是用户位置的大头针,直接返回nil,使用系统的 if ([annotation isKindOfClass:[MKUserLocation class]]) return nil; // 2.添加自己的大头针的View MyAnnotationView *myAnnoView = [MyAnnotationView myAnnoViewWithMapView:mapView]; return myAnnoView; } /** - (MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id<MKAnnotation>)annotation { // 1.如果是用户位置的大头针,直接返回nil,使用系统的 if ([annotation isKindOfClass:[MKUserLocation class]]) return nil; // 2.添加自己的大头针的View static NSString *ID = @"myAnnoView"; MyAnnotationView *myAnnoView = (MyAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:ID]; if (myAnnoView == nil) { myAnnoView = [[MyAnnotationView alloc] initWithAnnotation:nil reuseIdentifier:ID]; // 设置图片 // myAnnoView.image = [UIImage imageNamed:@"category_1"]; // 1.设置标题和子标题可以呼出 myAnnoView.canShowCallout = YES; // 2.在左右两侧放一个View myAnnoView.leftCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeContactAdd]; myAnnoView.rightCalloutAccessoryView = [UIButton buttonWithType:UIButtonTypeDetailDisclosure]; } // 只需要设置大头针模型数据,无需手动把大头针View和大头针模型进行关联,系统会自动关联,也就是会调用view中setAnnotation方法进行设置 MyAnnotation *anno = (MyAnnotation *)annotation; myAnnoView.image = [UIImage imageNamed:anno.icon]; return myAnnoView; } */ /** * 大头针的View已经被添加mapView会执行该方法 * * @param views 所有大头针的View都存放在该数组中 */ - (void)mapView:(MKMapView *)mapView didAddAnnotationViews:(NSArray *)views { // 对大头针动画执行掉落效果 //MKModernUserLocationView for (MKAnnotationView *annoView in views) { // 如果是系统的大头针View直接返回 if ([annoView.annotation isKindOfClass:[MKUserLocation class]]) return; // 取出大头针View的最终应该在位置 CGRect endFrame = annoView.frame; // 给大头针重新设置一个位置 annoView.frame = CGRectMake(endFrame.origin.x, 0, endFrame.size.width, endFrame.size.height); // 执行动画 [UIView animateWithDuration:0.5 animations:^{ annoView.frame = endFrame; }]; } } - (IBAction)addAnnotation { MyAnnotation *anno1 = [[MyAnnotation alloc] init]; anno1.coordinate = CLLocationCoordinate2DMake(40.06, 116.39); anno1.title = @"北京市"; anno1.subtitle = @"中国北京市昌平区"; anno1.icon = @"category_1"; [self.mapView addAnnotation:anno1]; MyAnnotation *anno2 = [[MyAnnotation alloc] init]; anno2.coordinate = CLLocationCoordinate2DMake(30.23, 120.23); anno2.title = @"杭州市"; anno2.subtitle = @"浙江省杭州市萧山区"; anno2.icon = @"category_2"; [self.mapView addAnnotation:anno2]; } @end
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原文地址：http://www.cnblogs.com/HJiang/p/4344581.html
