1.集成高德地图：
在高德官网导入sdk，初始化地图
-(void)initMapView
{
///地图需要v4.5.0及以上版本才必须要打开此选项（v4.5.0以下版本，需要手动配置info.plist）
[AMapServices sharedServices].enableHTTPS = YES;
///初始化地图
_mapView = [[MAMapView alloc]init];
_mapView.frame = CGRectMake(0, 0, ScreenWidth, _baseView.frame.size.height-45-60);
_mapView.delegate = self;
///把地图添加至view
[_baseView addSubview:_mapView];
//是否显示路况
_mapView.showTraffic = YES;
_mapView.showsLabels = YES;
_mapView.showsIndoorMapControl = YES;
[_mapView setZoomLevel:15 animated:YES];
///如果您需要进入地图就显示定位小蓝点，则需要下面两行代码
_mapView.showsUserLocation = YES;
_mapView.userTrackingMode = MAUserTrackingModeFollow;
_mapView.logoCenter = CGPointMake(-455, _mapView.scaleOrigin.y);
_mapView.scaleOrigin= CGPointMake(_mapView.scaleOrigin.x-55, _mapView.scaleOrigin.y); //设置比例尺位置
MAUserLocationRepresentation *r = [[MAUserLocationRepresentation alloc] init];
r.showsAccuracyRing = YES;///精度圈是否显示，默认YES
r.showsHeadingIndicator = YES;///是否显示方向指示(MAUserTrackingModeFollowWithHeading模式开启)。默认为YES
// r.fillColor = [UIColor redColor];///精度圈 填充颜色, 默认 kAccuracyCircleDefaultColor
// r.strokeColor = [UIColor blueColor];///精度圈 边线颜色, 默认 kAccuracyCircleDefaultColor
// r.locationDotBgColor = [UIColor greenColor];///定位点背景色，不设置默认白色
// r.locationDotFillColor = [UIColor grayColor];///定位点蓝色圆点颜色，不设置默认蓝色
//r.image = [UIImage imageNamed:@"你的图片"]; ///定位图标, 与蓝色原点互斥
_mapView.desiredAccuracy = kCLLocationAccuracyNearestTenMeters;
[self addLongPressGestureRecognizer];
[_mapView updateUserLocationRepresentation:r];
[self removeLogo];
}
//去掉高德的logo
-(void)removeLogo
{
[self.mapView.subviews enumerateObjectsUsingBlock:^(__kindof UIView * _Nonnull obj, NSUInteger idx, BOOL * _Nonnull stop) {
if ([obj isKindOfClass:[UIImageView class]]) {
UIImageView* logoM = obj;
logoM.layer.contents = (__bridge id)[UIImage imageNamed:@""].CGImage;
}
}];
}
//注意设置地图缩放级别，如果不需要显示定位小蓝点但地图初始显示位置不对（可能表现为很多小格子），需要设置地图中心位置或显示区域
//长按地图某一点，添加大头针
-(void)addLongPressGestureRecognizer
{
UILongPressGestureRecognizer *addPin = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(addPin:)];
[_mapView addGestureRecognizer:addPin];
}
- (void)addPin:(UILongPressGestureRecognizer *)sender
{
if (sender.state != UIGestureRecognizerStateBegan) {
return;
}
CGPoint point = [sender locationInView:_mapView];
// 通过地图类的对象 把点转换成经纬度
CLLocationCoordinate2D coordinate = [_mapView convertPoint:point toCoordinateFromView:sender.view];
[self setLocationWithCoordinate:coordinate];
}
- (void)setLocationWithCoordinate:(CLLocationCoordinate2D)coordinate{
NSString *latitudeStr = [NSString stringWithFormat:@"%f",coordinate.latitude];
NSString *longitudeStr = [NSString stringWithFormat:@"%f",coordinate.longitude];
NSString* mapCoordinate = [NSStringstringWithFormat:@"%@,%@",latitudeStr,longitudeStr];
//NSLog(@"%@",_mapCoordinate);
//反编码 经纬度---->位置信息
CLLocation *location=[[CLLocation alloc]initWithLatitude:coordinate.latitude longitude:coordinate.longitude];
CLGeocoder *geocoder=[[CLGeocoder alloc]init];
[geocoderreverseGeocodeLocation:location completionHandler:^(NSArray *placemarks, NSError *error) {
NSString*street;
NSString*name;
if(error) {
NSLog(@"反编码失败:%@",error);
[self.view makeToast:@"该网点经纬度信息有误，请重新标注！"];
street =@"该网点经纬度信息有误，请重新标注";
name = @"未知地点";
}else{
//NSLog(@"反编码成功:%@",placemarks);
CLPlacemark*placemark=[placemarkslastObject];
//NSLog(@"%@",placemark.addressDictionary[@"FormattedAddressLines"]);
NSDictionary*addressDic=placemark.addressDictionary;
street=[addressDicobjectForKey:@"Street"];
name=[addressDicobjectForKey:@"Name"];
}
MAPointAnnotation *pointAnnotation = [[MAPointAnnotation alloc] init];
pointAnnotation.coordinate= coordinate;
pointAnnotation.title= name;
pointAnnotation.subtitle= street;
[_mapViewaddAnnotation:pointAnnotation];
//设置该annotation选中状态
[_mapView selectAnnotation:pointAnnotation animated:YES];
}];
}
//当移动地图后设置地图回到当前用户位置
-(void)backToLocation
{
self.mapView.centerCoordinate = self.mapView.userLocation.location.coordinate;
}
#pragma mark 定位更新回调
-(void)mapView:(MAMapView*)mapView didUpdateUserLocation:(MAUserLocation*)userLocation
updatingLocation:(BOOL)updatingLocation
{
if(updatingLocation)
{
//取出当前位置的坐标
// NSLog(@"latitude : %f,longitude: %f",userLocation.coordinate.latitude,userLocation.coordinate.longitude);
}
_currentLocation = [userLocation.location copy];
[self reGeoCoding];
if (_firstLocate) {
//当第一次进入该页面，就搜索周边数据
[self SearchPOI];
}
}
-(void)SearchPOI{
//周边搜索
_POISearchManager = [[AMapSearchAPI alloc] init];
_POISearchManager.delegate = self;
_POISearchManager.timeout = 3;
[self startSearchHandle];
}
-(void)startSearchHandle
{
AMapPOIAroundSearchRequest *request = [[AMapPOIAroundSearchRequest alloc] init];
request.location = [AMapGeoPoint locationWithLatitude:_currentLocation.coordinate.latitude longitude:_currentLocation.coordinate.longitude];
request.keywords =_keyworkds;//可以是@"地铁"等
/* 按照距离排序. */
request.sortrule =0;
request.requireExtension =YES;
request.radius=10000;
[self.POISearchManager AMapPOIAroundSearch:request];
}
//周边搜索回调
- (void)onPOISearchDone:(AMapPOISearchBaseRequest*)request response:(AMapPOISearchResponse*)response
{
[HUD hide];
self.dataArray = [response.pois mutableCopy];
if(response.pois.count==0)
{
NSString *alert = [NSString stringWithFormat:@"周边暂无%@信息",_keyworkds];
[self.view showCenterToastWithMessage:alert];
_addressLabel.text = @"";
_routeLabel.text = @"";
[self.tableView reloadData];
return;
}
dispatch_async(dispatch_get_main_queue(), ^{
AMapPOI *poi = self.dataArray[0];
_addressLabel.text = poi.name;
_routeLabel.text = poi.address;
_clickLocation = [[CLLocation alloc]initWithLatitude:poi.location.latitude longitude:poi.location.longitude];;
[self createAnnotationView];
_firstLocate = NO;
[self.tableView reloadData];
});
}
//添加大头针
-(void)createAnnotationView
{
[_mapView removeAnnotations:_mapView.annotations];
NSMutableArray *array = [[NSMutableArray alloc]init];
for(inti =0; i
AMapPOI*poi =self.dataArray[i];
MAPointAnnotation *pointAnnotation = [[MAPointAnnotation alloc] init];
CLLocationCoordinate2D coordinate = CLLocationCoordinate2DMake(poi.location.latitude, poi.location.longitude);
pointAnnotation.coordinate= coordinate;
pointAnnotation.title= poi.name;
pointAnnotation.subtitle= poi.address;
[arrayaddObject:pointAnnotation];
// [_mapView addAnnotation:pointAnnotation];
}
[_mapView addAnnotations:array];
}
- (MAAnnotationView*)mapView:(MAMapView*)mapView viewForAnnotation:(id)annotation
{
if ([annotation isKindOfClass:[MAPointAnnotation class]])
{
if ([annotation isKindOfClass:[MAUserLocation class]]) {
returnnil;
}
static NSString *reuseIndetifier = @"annotationReuseIndetifier";
MAAnnotationView *annotationView = (MAAnnotationView *)[mapView dequeueReusableAnnotationViewWithIdentifier:reuseIndetifier];
if(annotationView ==nil)
{
annotationView = [[MAAnnotationViewalloc]initWithAnnotation:annotation
reuseIdentifier:reuseIndetifier];
}
UIImage*image;
if(annotation.coordinate.latitude == _clickLocation.coordinate.latitude){
image = [UIImage imageNamed:@"clickAnnotation"];
}else {
image = [UIImage imageNamed:@"annotationView"];
}
annotationView.image= image;
//设置中心点偏移，使得标注底部中间点成为经纬度对应点
annotationView.centerOffset=CGPointMake(0, -18);
returnannotationView;
}
return nil;
}
//点击大头针的方法
- (void)mapView:(MAMapView*)mapView didSelectAnnotationView:(MAAnnotationView*)view
{
_clickLocation = [[CLLocation alloc]initWithLatitude:view.annotation.coordinate.latitude longitude:view.annotation.coordinate.longitude];
NSArray * array = [NSArray arrayWithArray:_mapView.annotations];
for(inti=0; i
{
if (view.annotation.coordinate.latitude == ((id
{
//获取到当前的大头针 你可以执行一些操作
if ([array[i] isKindOfClass:[MAPointAnnotation class]]) {
MAPointAnnotation*annotation = array[i];
_addressLabel.text= annotation.title;
_routeLabel.text= annotation.subtitle;
}
}
}
//添加大头针前需要先remove一次
[_mapView removeAnnotations:_mapView.annotations];
[_mapView addAnnotations:array];
}