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//使用苹果原生地图
#import "RootViewController.h"
#import <MapKit/MapKit.h>
@interface RootViewController ()<MKMapViewDelegate,CLLocationManagerDelegate>
{
//声明地图视图
MKMapView *mapview;
//供定位使用的对象
CLLocationManager *manager;
}
@end
@implementation RootViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view.
[self createUI];
}
-(void)createUI{
mapview=[[MKMapView alloc] initWithFrame:self.view.frame];
mapview.delegate=self; //设置代理
[self.view addSubview:mapview];
//地图在显示时,显示的是指定的地理位置 39.896304, 116.410103
//经纬度如何确定,打开谷歌地图,找到要定位的位置,点击复制经纬度 东软(38.889722,121.535167)
//确定坐标
CLLocationCoordinate2D coor=CLLocationCoordinate2DMake(38.889722, 121.535167);
//确定放大倍数
MKCoordinateSpan span=MKCoordinateSpanMake(0.1, 0.1);
//关联坐标位置和放大倍数
MKCoordinateRegion region=MKCoordinateRegionMake(coor, span);
//把设置赋值给地图视图
[mapview setRegion:region];
//设置自己在地图上的位置
mapview.showsUserLocation=YES;
//让自己跟随地图走,导航
manager=[[CLLocationManager alloc] init];
//设置代理
manager.delegate=self;
//设置人走多远,回调一次地图更新函数
manager.distanceFilter=500;
//设置开始定位
[manager startUpdatingLocation];
UILongPressGestureRecognizer *longPress=[[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(long_Press:)];
[mapview addGestureRecognizer:longPress];
}
-(void)long_Press:(UIGestureRecognizer *)sender{
//添加大头针
//获得长按手势的中心点坐标
CGPoint point=[sender locationInView:mapview];
//根据获得的坐标,计算 出在地图上的经纬度(计算出的经纬度就是大头针的位置)
CLLocationCoordinate2D coord=[mapview convertPoint:point toCoordinateFromView:mapview];
//创建大头针
MKPointAnnotation *pa=[[MKPointAnnotation alloc] init];
pa.coordinate=coord;
pa.title=@"九哥烧烤";
pa.subtitle=@"满100送30";
[mapview addAnnotation:pa];
}
//定制系统默认的大头针的样式
-(MKAnnotationView *)mapView:(MKMapView *)mapView viewForAnnotation:(id<MKAnnotation>)annotation{
//【说明】大头针的生产与单元格的复用策略相同
MKPinAnnotationView *pin=(MKPinAnnotationView *)[mapview dequeueReusableAnnotationViewWithIdentifier:@"applemap"];
if (pin==nil) {
pin=[[MKPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:@"applemap"];
}
pin.animatesDrop=YES;
pin.canShowCallout=YES; //显示气泡
pin.pinColor=MKPinAnnotationColorRed;
UIImageView *iv=[[UIImageView alloc] initWithFrame:CGRectMake(0, 0, 30, 30)];
iv.image=[UIImage imageNamed:@"9y.png"];
pin.leftCalloutAccessoryView=iv;//大头针左侧视图
UIButton *btn=[UIButton buttonWithType:UIButtonTypeInfoDark];
btn.backgroundColor=[UIColor blackColor];
[btn setTitle:@"点我" forState:UIControlStateNormal];
pin.rightCalloutAccessoryView=btn; //大头针右侧视图
return pin;
}
//当使用定位导航时,地图跟随移动,根据设定的距离回调此函数
-(void)locationManager:(CLLocationManager *)manager didUpdateLocations:(NSArray *)locations{
CLLocation *newlocation=[locations lastObject]; //获取新的坐标位置
[UIView animateWithDuration:1 animations:^{
//更新地图坐标
[mapview setRegion:MKCoordinateRegionMake(newlocation.coordinate, MKCoordinateSpanMake(0.1, 0.1))];
}];
}
- (void)didReceiveMemoryWarning {
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
效果:
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原文地址:http://www.cnblogs.com/crushing/p/4830441.html