swift地图定位（二十）百度地图的使用（POI）

////  ViewController.swift//  baidumapfirsttest////  Created by targetcloud on 2016/11/16.//  Copyright © 2016年 targetcloud. All rights reserved.import UIKitclass ViewController: UIViewController {    var _mapView: BMKMapView?        lazy var searcher: BMKPoiSearch = {        let searcher = BMKPoiSearch()        searcher.delegate = self        return searcher    }()        override func viewDidLoad() {        super.viewDidLoad()        _mapView = BMKMapView(frame: CGRect(x: 0, y: 0, width: self.view.frame.width, height: self.view.frame.height))        self.view.addSubview(_mapView!)        //设置起始中心点        let center = CLLocationCoordinate2D(latitude: 31.272881101147327, longitude: 121.61539365113157)        _mapView?.centerCoordinate = center        //设置区域        let span = BMKCoordinateSpanMake(0.011929035022411938, 0.0078062748817018246)        let region = BMKCoordinateRegionMake(center, span)        _mapView?.setRegion(region, animated: true)    }    override func didReceiveMemoryWarning() {        super.didReceiveMemoryWarning()        // Dispose of any resources that can be recreated.    }    override func viewWillAppear(_ animated: Bool) {        super.viewWillAppear(animated)        _mapView?.viewWillAppear()        searcher.delegate = self        _mapView?.delegate = self // 此处记得不用的时候需要置nil，否则影响内存的释放    }        override func viewWillDisappear(_ animated: Bool) {        super.viewWillDisappear(animated)        _mapView?.viewWillDisappear()        searcher.delegate = nil        _mapView?.delegate = nil // 不用时，置nil    }}extension ViewController: BMKMapViewDelegate {    func mapview(_ mapView: BMKMapView!, onLongClick coordinate: CLLocationCoordinate2D) {        print(coordinate);//CLLocationCoordinate2D(latitude: 31.273070191233703, longitude: 121.61624006488663)        // 调整区域 根据长按的位置        let span = BMKCoordinateSpanMake(0.011929035022411938, 0.0078062748817018246)        let region = BMKCoordinateRegionMake(coordinate, span)        mapView.setRegion(region, animated: true)                let option = BMKNearbySearchOption()        option.pageIndex = 0        option.pageCapacity = 20        option.location = coordinate//根据长按的位置        option.keyword = "小吃"        let flag = searcher.poiSearchNear(by: option)        if flag{            print("周边检索发送成功")        }else{            print("周边检索发送失败")        }    }        //点击大头针    func mapView(_ mapView: BMKMapView!, annotationViewForBubble view: BMKAnnotationView!) {        let annotaiton = view.annotation        print(">>>\(annotaiton?.coordinate)\(annotaiton?.title!())\(annotaiton?.subtitle!())")//>>>Optional(__C.CLLocationCoordinate2D(latitude: 31.273627860569221, longitude: 121.61636597701556))Optional("美滋滋零食")Optional("上海市浦东新区")    }        //区域改变    func mapView(_ mapView: BMKMapView!, regionDidChangeAnimated animated: Bool) {        print(mapView.region.center,mapView.region.span)//CLLocationCoordinate2D(latitude: 31.272873385065104, longitude: 121.61537568502136) BMKCoordinateSpan(latitudeDelta: 0.011921347023825746, longitudeDelta: 0.0078062748817018246)    }}extension ViewController: BMKPoiSearchDelegate {    func onGetPoiResult(_ searcher: BMKPoiSearch!, result poiResult: BMKPoiResult!, errorCode: BMKSearchErrorCode) {        if errorCode == BMK_SEARCH_NO_ERROR {            print("周边检索成功")            print(poiResult.poiInfoList)            let poiInfos = poiResult.poiInfoList as! [BMKPoiInfo]            for poiInfo in poiInfos {                print(poiInfo.name, poiInfo.address)                //加大头针                let annotation = BMKPointAnnotation()                annotation.coordinate = poiInfo.pt//CLLocationCoordinate2D                annotation.title = poiInfo.name                annotation.subtitle = poiInfo.address                _mapView?.addAnnotation(annotation)            }        }else {            print("周边检索失败")        }    }}/* 周边检索发送成功 周边检索成功 [<BMKPoiInfo: 0x6000002b0e60>, <BMKPoiInfo: 0x6000002af3c0>, <BMKPoiInfo: 0x6000002b0200>, <BMKPoiInfo: 0x6000002b0e00>, <BMKPoiInfo: 0x6000002b1ee0>, <BMKPoiInfo: 0x6000002af300>, <BMKPoiInfo: 0x6000002a6d20>, <BMKPoiInfo: 0x6000002af060>, <BMKPoiInfo: 0x6000002b01a0>, <BMKPoiInfo: 0x6000002b1f40>, <BMKPoiInfo: 0x6000002b0da0>, <BMKPoiInfo: 0x6000002b3920>, <BMKPoiInfo: 0x6000002b0f20>, <BMKPoiInfo: 0x6000002a6e40>, <BMKPoiInfo: 0x6000002b3260>, <BMKPoiInfo: 0x6000002bd400>, <BMKPoiInfo: 0x6000002b3500>, <BMKPoiInfo: 0x6000002b3320>, <BMKPoiInfo: 0x6000002b3380>, <BMKPoiInfo: 0x6000002b3980>] 绝味鸭脖(佳林路二店) 佳林路161号底层 2016-11-16 17:11:35.399825 baidumapfirsttest[6234:238428] [Graphics] UIColor created with component values far outside the expected range. Set a breakpoint on UIColorBreakForOutOfRangeColorComponents to debug. This message will only be logged once. 林家面馆 佳林路147号(近金高路) 上海面馆 金高路2072号(东陆路口) 和府私房牛肉面 佳林路88号 渝客麻辣烫(金高路店) 金高路1736号(廊亦舫对面) 东北味小吃 佳林路125号 百年龙袍蟹黄汤包(金桥店) 金高路1757号金桥佳邻坊1F 巴比馒头(东陆路) 浦东新区东陆公路与金高路交叉口旁 李记红烧牛肉面麻辣烫 金高路2066号 正宗潮汕砂锅粥 金高路1897号 金桥汇 金高路1777号金桥文体中心4楼 来伊份(NO.3521店) 东陆公路1980号 沙县小吃 金高路1788号 精品黄焖鸡米饭 金高路2068号(东陆路) 蒸味坊馒头 上海市浦东新区金高路1764号 重庆鸡公煲巫山烤全鱼 佳林路137号 银记桂林米粉 上海市浦东新区 塞北风 金高路2088号 美滋滋零食 上海市浦东新区 沙县小吃 上海市浦东新区 */