{"id":375,"date":"2023-05-24T12:05:11","date_gmt":"2023-05-24T04:05:11","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=375"},"modified":"2023-05-24T12:05:11","modified_gmt":"2023-05-24T04:05:11","slug":"ios-lbs%e5%bc%80%e5%8f%91%e7%9a%84%e4%bd%9c%e7%94%a8%e5%92%8c%e7%94%a8%e9%80%94%e6%98%af%e4%bb%80%e4%b9%88","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2023\/375\/","title":{"rendered":"ios lbs\u5f00\u53d1\u7684\u4f5c\u7528\u548c\u7528\u9014\u662f\u4ec0\u4e48?"},"content":{"rendered":"

iOS LBS\uff08Location-Based Service\uff09\u5f00\u53d1\u662f\u4e00\u79cd\u57fa\u4e8e\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u7684\u5e94\u7528\u5f00\u53d1\uff0c\u901a\u8fc7\u83b7\u53d6\u7528\u6237\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5b9e\u73b0\u5b9a\u4f4d\u3001\u5bfc\u822a\u3001\u5468\u8fb9\u641c\u7d22\u7b49\u529f\u80fd\u3002\u5176\u539f\u7406\u662f\u5229\u7528GPS\u3001\u57fa\u7ad9\u5b9a\u4f4d\u3001WIFI\u7b49\u6280\u672f\u83b7\u53d6\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\uff0c\u7136\u540e\u5c06\u4f4d\u7f6e\u4fe1\u606f\u4e0e\u5730\u56fe\u3001POI\u7b49\u6570\u636e\u8fdb\u884c\u878d\u5408\uff0c\u4ece\u800c\u5b9e\u73b0LBS\u5e94\u7528\u7684\u5f00\u53d1\u3002<\/p>\n

\u5728iOS\u5e73\u53f0\u4e0a\uff0cLBS\u5f00\u53d1\u4e3b\u8981\u4f9d\u9760Core Location\u6846\u67b6\u548cMap Kit\u6846\u67b6\u3002Core Location\u6846\u67b6\u4e3b\u8981\u7528\u4e8e\u83b7\u53d6\u8bbe\u5907\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5305\u62ec\u7ecf\u7eac\u5ea6\u3001\u6d77\u62d4\u3001\u901f\u5ea6\u3001\u65b9\u5411\u7b49\u3002Map Kit\u6846\u67b6\u5219\u7528\u4e8e\u663e\u793a\u5730\u56fe\u3001POI\u7b49\u4fe1\u606f\uff0c\u5e76\u63d0\u4f9b\u5bfc\u822a\u3001\u8def\u7ebf\u89c4\u5212\u7b49\u529f\u80fd\u3002<\/p>\n

\u4e0b\u9762\u5206\u522b\u4ecb\u7ecdCore Location\u6846\u67b6\u548cMap Kit\u6846\u67b6\u7684\u4f7f\u7528\u3002<\/p>\n

\u4e00\u3001Core Location\u6846\u67b6<\/p>\n

1.\u83b7\u53d6\u4f4d\u7f6e\u4fe1\u606f<\/p>\n

\u8981\u4f7f\u7528Core Location\u6846\u67b6\u83b7\u53d6\u8bbe\u5907\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2aCLLocationManager\u5bf9\u8c61\uff0c\u5e76\u8bbe\u7f6e\u5176\u4ee3\u7406\u5bf9\u8c61\u3002\u7136\u540e\u4f7f\u7528startUpdatingLocation\u65b9\u6cd5\u5f00\u59cb\u83b7\u53d6\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

let locationManager = CLLocationManager()<\/p>\n

locationManager.delegate = self<\/p>\n

locationManager.requestWhenInUseAuthorization()<\/p>\n

locationManager.startUpdatingLocation()<\/p>\n

“`<\/p>\n

\u5728\u4ee3\u7406\u65b9\u6cd5\u4e2d\uff0c\u53ef\u4ee5\u83b7\u53d6\u5230\u8bbe\u5907\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) {<\/p>\n

let location = locations.last<\/p>\n

print(“\u7ecf\u5ea6\uff1a\\(location?.coordinate.longitude)\uff0c\u7eac\u5ea6\uff1a\\(location?.coordinate.latitude)”)<\/p>\n

}<\/p>\n

“`<\/p>\n

2.\u53cd\u5730\u7406\u7f16\u7801<\/p>\n

\u53cd\u5730\u7406\u7f16\u7801\u662f\u5c06\u7ecf\u7eac\u5ea6\u5750\u6807\u8f6c\u5316\u4e3a\u5177\u4f53\u7684\u5730\u5740\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528CLGeocoder\u7c7b\u5b9e\u73b0\u3002\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

let geocoder = CLGeocoder()<\/p>\n

geocoder.reverseGeocodeLocation(location) { (placemarks, error) in<\/p>\n

if error == nil {<\/p>\n

let placemark = placemarks?.first<\/p>\n

print(“\u5730\u5740\uff1a\\(placemark?.name ?? “”)”)<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u4e8c\u3001Map Kit\u6846\u67b6<\/p>\n

1.\u663e\u793a\u5730\u56fe<\/p>\n

\u8981\u5728iOS\u5e94\u7528\u4e2d\u663e\u793a\u5730\u56fe\uff0c\u53ef\u4ee5\u4f7f\u7528MKMapView\u7c7b\u3002\u9996\u5148\u9700\u8981\u5728Storyboard\u4e2d\u6dfb\u52a0\u4e00\u4e2aMKMapView\u63a7\u4ef6\uff0c\u5e76\u5c06\u5176\u5173\u8054\u5230ViewController\u7684IBOutlet\u5c5e\u6027\u3002\u7136\u540e\u5728\u4ee3\u7801\u4e2d\u8bbe\u7f6eMKMapView\u7684delegate\u5c5e\u6027\uff0c\u4ee5\u4fbf\u63a5\u6536\u5730\u56fe\u76f8\u5173\u7684\u4e8b\u4ef6\u3002\u6700\u540e\uff0c\u4f7f\u7528setRegion\u65b9\u6cd5\u8bbe\u7f6e\u5730\u56fe\u7684\u4e2d\u5fc3\u70b9\u548c\u7f29\u653e\u7ea7\u522b\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

@IBOutlet weak var mapView: MKMapView!<\/p>\n

override func viewDidLoad() {<\/p>\n

super.viewDidLoad()<\/p>\n

mapView.delegate = self<\/p>\n

let center = CLLocationCoordinate2D(latitude: 39.9042, longitude: 116.4074)<\/p>\n

let span = MKCoordinateSpan(latitudeDelta: 0.02, longitudeDelta: 0.02)<\/p>\n

let region = MKCoordinateRegion(center: center, span: span)<\/p>\n

mapView.setRegion(region, animated: true)<\/p>\n

}<\/p>\n

“`<\/p>\n

2.\u641c\u7d22POI<\/p>\n

\u8981\u5728\u5730\u56fe\u4e0a\u641c\u7d22POI\uff08Point of Interest\uff0c\u5373\u5174\u8da3\u70b9\uff09\uff0c\u53ef\u4ee5\u4f7f\u7528MKLocalSearch\u7c7b\u3002\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2aMKLocalSearchRequest\u5bf9\u8c61\uff0c\u5e76\u8bbe\u7f6e\u5176\u641c\u7d22\u6761\u4ef6\uff08\u5982\u5173\u952e\u5b57\u3001\u8303\u56f4\u7b49\uff09\u3002\u7136\u540e\u4f7f\u7528MKLocalS\u8f6cipa\u5de5\u5177<\/a>earch\u7c7b\u7684start\u65b9\u6cd5\u5f00\u59cb\u641c\u7d22\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

let request = MKLocalSearchRequest()<\/p>\n

request.naturalLanguageQuery = “\u9152\u5e97”<\/p>\n

request.region = mapView.region<\/p>\n

let search = MKLocalSearch(request: request)<\/p>\n

search.start { (response, error) in<\/p>\n

if error == nil {<\/p>\n

for item in response?.mapItems ?? [] {<\/p>\n

print(“\u540d\u79f0\uff1a\\(item.name ?? “”)\uff0c\u5730\u5740\uff1a\\(item.placemark.title ?? “”)\uff0c\u7ecf\u5ea6\uff1a\\(item.placemark.coordinate.longitude)\uff0c\u7eac\u5ea6\uff1a\\(item.placemark.coordinate.latitude)”)<\/p>\n

}<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

3.\u8def\u7ebf\u89c4\u5212<\/p>\n

\u8981\u5728\u5730\u56fe\u4e0a\u8fdb\u884c\u8def\u7ebf\u89c4\u5212\uff0c\u53ef\u4ee5\u4f7f\u7528MKDirections\u7c7b\u3002\u9996\u5148\u9700\u8981\u521b\u5efa\u4e00\u4e2aMKDirectionsRequest\u5bf9\u8c61\uff0c\u5e76\u8bbe\u7f6e\u5176\u8d77\u70b9\u548c\u7ec8\u70b9\u3002\u7136\u540e\u4f7f\u7528MKDirections\u7c7b\u7684calculate\u65b9\u6cd5\u5f00\u59cb\u8def\u7ebf\u89c4\u5212\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

let request = MKDirectionsRequest()<\/p>\n

request.source = MKMapItem(placemark: MKPlacemark(coordinate: CL<\/p>\n

<\/figure>\n<\/p>\n

LocationCoordinate2D(latitude: 39.9042, longitude: 116.4074)))<\/p>\n

request.destination = MKMapItem(placemark: MKPlacemark(coordinate: CLLocationCoordinate2D(latitude: 31.2304, longitude: 121.4737)))<\/p>\n

let directions = MKDirectio\u7f51\u7ad9\u751f\u6210ipa<\/a>ns(request: request)<\/p>\n

directions.calculate { (response, error) in<\/p>\n

if error == nil {<\/p>\n

for route in response?.routes ?? [] {<\/p>\n

self.mapView.addOverlay(route.polyline)<\/p>\n

}<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u4ee3\u7406\u65b9\u6cd5\u4e2d\uff0c\u53ef\u4ee5\u5c06\u8def\u7ebf\u663e\u793a\u5728\u5730\u56fe\u4e0a\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

“`swift<\/p>\n

func mapView(_ mapView: MKMapView, rendererFor overlay: MKOverlay) -> MKOverlayRenderer {<\/p>\n

if let polyline = overlay as? MKPolyline {<\/p>\n

let renderer = MKPolylineRenderer(polyline: polyline)<\/p>\n

renderer.strokeColor = UIColor.blue<\/p>\n

renderer.lineWidth = 5<\/p>\n

return renderer<\/p>\n

}<\/p>\n

return MKOverlayRenderer()<\/p>\n

}<\/p>\n

“`<\/p>\n

\u4ee5\u4e0a\u5c31\u662fiOS LBS\u5f00\u53d1\u7684\u57fa\u672c\u539f\u7406\u548c\u4f7f\u7528\u65b9\u6cd5\uff0c\u901a\u8fc7Core Location\u6846\u67b6\u548cMap Kit\u6846\u67b6\u7684\u7ed3\u5408\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5b9a\u4f4d\u3001\u5bfc\u822a\u3001\u5468\u8fb9\u641c\u7d22\u7b49\u529f\u80fd\uff0c\u4e3a\u7528\u6237\u63d0\u4f9b\u66f4\u52a0\u4fbf\u6377\u7684\u5730\u7406\u4fe1\u606f\u670d\u52a1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

iOS LBS\uff08Location-Based Service\uff09\u5f00\u53d1\u662f\u4e00\u79cd\u57fa\u4e8e\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u7684\u5e94\u7528\u5f00\u53d1\uff0c\u901a\u8fc7\u83b7\u53d6\u7528\u6237\u7684\u4f4d\u7f6e\u4fe1\u606f\uff0c\u5b9e\u73b0\u5b9a\u4f4d\u3001\u5bfc\u822a\u3001\u5468\u8fb9\u641c\u7d22\u7b49\u529f\u80fd\u3002\u5176\u539f\u7406\u662f\u5229\u7528GPS\u3001\u57fa\u7ad9\u5b9a\u4f4d\u3001WIFI\u7b49\u6280<\/p>\n","protected":false},"author":16,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[901,899,390,900,74],"class_list":["post-375","post","type-post","status-publish","format-standard","hentry","category-zuoapp","tag-android-","tag-apk","tag-390","tag-900","tag-74"],"_links":{"self":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/375","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/comments?post=375"}],"version-history":[{"count":0,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/375\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/media?parent=375"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/categories?post=375"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/tags?post=375"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}