高德地图 (多个大头针显示)

高德地图

运用场景:先获取本机经纬度 ,从服务端获取周围的小区和停车场的经纬度,通过服务端返回的type赋值给大头针的title来判断是小区还是停车场

1,首先实例化地图

#import

#import

#import

#import

@property (nonatomic, strong) MAMapView *mapView;

#pragma mark - 懒加载

-(MAMapView *)mapView{

    if (!_mapView){

        _mapView = [[MAMapView alloc] initWithFrame:CGRectMake(0, 64, SCREEN_WIDTH, SCREEN_HEIGHT-64-44)];

        _mapView.backgroundColor = [UIColor whiteColor];

        _mapView.delegate = self;

        _mapView.zoomEnabled = YES;

        _mapView.mapType = MAMapTypeStandard;

        [_mapView setUserTrackingMode:MAUserTrackingModeFollow animated:YES];

        _mapView.showsCompass= NO;

        _mapView.compassOrigin= CGPointMake(_mapView.compassOrigin.x, 22);

        _mapView.showsScale= NO;

        _mapView.scaleOrigin= CGPointMake(_mapView.scaleOrigin.x, 22);

        [_mapView setZoomLevel:16 animated:YES];

        _mapView.showsUserLocation = YES;

        [[LWLocationManager sharedManager]reverseGeocodeLocationSuccess:^(NSString *locationString) {

            NSLog(@"locationString == %@",locationString);            

        } error:^(NSError *error) {

        }];

    }

    return _mapView;

}

-(void)DatasinMap{//处理附近小区/停车场数据坐标

    NSMutableArray *xiaoquArr = [NSMutableArray array];

    /**  后台数据 **/

    for(MLFoundCarModel *model in self.dataArray){

        MAPointAnnotation *pointAnimate = [[MAPointAnnotation alloc]init];//创建大头针  循环创建

         pointAnimate.coordinate = CLLocationCoordinate2DMake([model.latitude floatValue],[model.longitude floatValue]);

        pointAnimate.title = model.ID;//把ID传给pointAnimate的title  进行判断是哪个大头针  这个比较重要

        [xiaoquArr addObject:pointAnimate];//把大头针装到一个数组

    }

        [self.mapView addAnnotations:xiaoquArr];//再将数组给到mapview

}

/** 自定义大头针 **/

- (MAAnnotationView *)mapView:(MAMapView *)mapView viewForAnnotation:(id)annotation{

    if(([annotation isKindOfClass:[MAUserLocation class]])){//本机经纬度

        static NSString *userReuseIndetifier = @"userPointReuseIndetifier";

        MAPinAnnotationView *annotationView = (MAPinAnnotationView*)[mapView dequeueReusableAnnotationViewWithIdentifier:userReuseIndetifier];

        if (annotationView == nil){

            annotationView = [[MAPinAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:userReuseIndetifier];

        }

        annotationView.canShowCallout = NO;

        annotationView.animatesDrop = YES;

        UILabel *name = [[UILabel alloc]initWithFrame:CGRectMake(-20, -20, 100, 20)];

        name.adjustsFontSizeToFitWidth = YES;

        name.textColor = White_Color;

        name.backgroundColor = [[UIColor blackColor]colorWithAlphaComponent:0.3f];

        name.layer.masksToBounds = YES;

        name.layer.cornerRadius = 8.0f;

        name.textAlignment = NSTextAlignmentCenter;

        name.font = [UIFont fontWithName:@"Arial" size:11];

        if(_types != 1){//搜索页面进来  隐藏

             annotationView.image = [UIImage imageNamed:@"parkingspaces_mine_pressit"];

             [annotationView addSubview:name];

        }

        double latitude  = [[MLUserModel sharedUserInfo].latitude doubleValue];

        double longitude = [[MLUserModel sharedUserInfo].longitude doubleValue];

        CLLocation *location = [[CLLocation alloc]initWithLatitude:latitude longitude:longitude];

            //根据经纬度解析成位置

            CLGeocoder *geocoder = [[CLGeocoder alloc]init];

            [geocoder reverseGeocodeLocation:location completionHandler:^(NSArray *placemark,NSError *error){

                CLPlacemark *mark = [placemark objectAtIndex:0];

                if(_types != 1){

                    NSLog(@"%@%@%@%@%@",mark.subLocality,mark.thoroughfare,mark.name,mark.locality,mark.subLocality);

                _bottomView.myLocationTX.text = [NSString stringWithFormat:@"%@%@",mark.subLocality,mark.thoroughfare];

                name.text = [NSString stringWithFormat:@"%@%@",mark.subLocality,mark.thoroughfare];//赋值

                }

            }];

        return annotationView;

    }

    if ([annotation isKindOfClass:[MAPointAnnotation class]]){//自定义后台返回的坐标大头针

        static NSString *customReuseIndetifier = @"customReuseIndetifier";

//MLCustomAnnotationView自定义的  参考下一篇

        MLCustomAnnotationView *annotationView = (MLCustomAnnotationView*)[mapView dequeueReusableAnnotationViewWithIdentifier:customReuseIndetifier];

        if (annotationView == nil){

             annotationView = [[MLCustomAnnotationView alloc] initWithAnnotation:annotation reuseIdentifier:customReuseIndetifier];

            annotationView.canShowCallout = NO;

            annotationView.draggable = YES;

            annotationView.delegate = self;

            annotationView.calloutOffset = CGPointMake(0, -5);

            if(_types == 1){//搜索页面传过去的经纬度 进行大头针自定义

                if([annotation.title isEqualToString:@"search"]){

                    annotationView.portrait = [UIImage imageNamed:@"parkingspaces_mine_pressit"];

                    annotationView.titles.text = _address;

                }

            }

//处理小区和停车场图片数据

            for(MLFoundCarModel *model in _dataArray){

                if([model.ID isEqualToString:annotation.title]){//判断是哪个大头针

                     annotationView.titles.text = model.number;

                    if([model.type isEqualToString:@"1"]){//小区

                        annotationView.portrait = [UIImage imageNamed:@"parking_mapposition_district"];

                    }else{//停车场

                        annotationView.portrait = [UIImage imageNamed:@"parking_mapposition_parkinglot"];

                    }

                }

            }

        }

        return annotationView;

    }

    return nil;

}

#pragma mark 在自定义大头针view里面写了代理,点击大头针跳转详情页面

-(void)clickAnnotionView:(NSString *)ID subtitle:(NSString *)subtitle{

    MLRentSeatDetailsViewController *rentvc = [[MLRentSeatDetailsViewController alloc]init];

    rentvc.carId = ID;

    [self.navigationController pushViewController:rentvc animated:YES];

}

#pragma mark  显示具体位置

- (void)zoomToMapPoints:(MKMapView *)mapView annotations:(NSArray*)annotations{

    double minLat = 360.0f, maxLat = -360.0f;

    double minLon = 360.0f, maxLon = -360.0f;

    for (MKPointAnnotation *annotation in annotations) {

        if ( annotation.coordinate.latitude  < minLat ) minLat = annotation.coordinate.latitude;

        if ( annotation.coordinate.latitude  > maxLat ) maxLat = annotation.coordinate.latitude;

        if ( annotation.coordinate.longitude < minLon ) minLon = annotation.coordinate.longitude;

        if ( annotation.coordinate.longitude > maxLon ) maxLon = annotation.coordinate.longitude;

    }

    CLLocationCoordinate2D center = CLLocationCoordinate2DMake((minLat + maxLat) / 2.0, (minLon + maxLon) / 2.0);

    MKCoordinateSpan span = MKCoordinateSpanMake(maxLat - minLat, maxLon - minLon);

    MKCoordinateRegion region = MKCoordinateRegionMake(center, span);

    [mapView setRegion:region animated:YES];

}

#pragma mark - MAMapViewDelegate

- (void)mapView:(MAMapView *)mapView didUpdateUserLocation:(MAUserLocation *)userLocation updatingLocation:(BOOL)updatingLocation {

    //创建一个经纬度点:

    MAPointAnnotation *point = [[MAPointAnnotation alloc] init];

    //设置点的经纬度

    point.coordinate = userLocation.location.coordinate;

}

 

//地图放大

    CGFloat oldZoom = self.mapView.zoomLevel;

        [self.mapView setZoomLevel:(oldZoom + 1) animated:YES];

//放小

 

    CGFloat oldZoom = self.mapView.zoomLevel;

 

        [self.mapView setZoomLevel:(oldZoom - 1) animated:YES];

//定位到当前位置

 if(self.mapView.userLocation.updating && self.mapView.userLocation.location) {

            [self.mapView setCenterCoordinate:self.mapView.userLocation.location.coordinate animated:YES];

        }

}

 

转载于:https://www.cnblogs.com/liaolijun/p/7797625.html

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