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如何獲取MKMap視圖的郵政編碼。 （swift 3.0） 這是我的代碼可以幫助我嗎？如何獲取MKMap中的郵編。 （swift3.0）
import UIKit
import MapKit
import GoogleMaps
import Foundation
import CoreLocation
enum PlaceType: CustomStringConvertible {
case all
case geocode
case address
case establishment
case regions
case cities
var description : String {
switch self {
case .all: return ""
case .geocode: return "geocode"
case .address: return "address"
case .establishment: return "establishment"
case .regions: return "regions"
case .cities: return "cities"
}
}
}
struct Place {
let id: String
let description: String
}
class MapViewController: UIViewController,MKMapViewDelegate,UISearchBarDelegate,UITableViewDelegate,UITableViewDataSource,CLLocationManagerDelegate,GMSMapViewDelegate {
@IBOutlet var topview: UIView!
@IBOutlet var continuebtn: UIButton!
@IBOutlet var la3: UILabel!
@IBOutlet var la2: UILabel!
@IBOutlet var la1: UILabel!
@IBOutlet var searchBar: UISearchBar!
@IBOutlet var tableview: UITableView!
@IBOutlet var mymap: MKMapView!
@IBOutlet var backbtn: UIButton!
var webservice8:NSString = ""
var locationManager = CLLocationManager()
let geocorder:CLGeocoder = CLGeocoder()
var places = [Place]()
var placeType: PlaceType = .all
let tapRec = UITapGestureRecognizer()
let appDelegate = UIApplication.shared.delegate as! AppDelegate
override func viewDidLoad() {
super.viewDidLoad()
print("hello map1")
let str = "\(appDelegate.propertylabel!)"
let str2 = str.lowercased()
la3.text = "\(str2) located in?"
searchBar?.becomeFirstResponder()
tableview?.register(UITableViewCell.self, forCellReuseIdentifier: "Cell")
self.tableview?.isHidden = true
self.searchBar?.delegate = self
self.mymap?.delegate = self
self.mymap?.mapType = MKMapType.standard
var currentLocation = CLLocation()
locationManager = CLLocationManager()
locationManager.delegate = self
locationManager.desiredAccuracy = kCLLocationAccuracyBest
locationManager.requestAlwaysAuthorization()
locationManager.startUpdatingLocation()
if(CLLocationManager.authorizationStatus() == CLAuthorizationStatus.authorizedWhenInUse || CLLocationManager.authorizationStatus() == CLAuthorizationStatus.authorizedAlways){
let location = CLLocation(latitude:currentLocation.coordinate.latitude, longitude: currentLocation.coordinate.longitude) //changed!!!
print("loc\(location)")
let latDelta = 0.05
let longDelta = 0.05
let currentLocationSpan: MKCoordinateSpan = MKCoordinateSpanMake(latDelta, longDelta)
let currentLoc: CLLocationCoordinate2D = CLLocationCoordinate2DMake(currentLocation.coordinate.latitude,currentLocation.coordinate.longitude)
let currentRegion: MKCoordinateRegion = MKCoordinateRegionMake(currentLoc, currentLocationSpan)
self.mymap.setRegion(currentRegion, animated: true)
let objectLocation: CLLocationCoordinate2D = CLLocationCoordinate2DMake(currentLocation.coordinate.latitude, currentLocation.coordinate.longitude)
let objectAnnotation = MKPointAnnotation()
objectAnnotation.coordinate = objectLocation
self.mymap.addAnnotation(objectAnnotation)
addRadiusCircle(location)
}
else
{
let alertView:UIAlertView = UIAlertView()
alertView.delegate=self
alertView.title="Error"
alertView.message="Sorry, but we can't determine your current location. You may need to enable Location Services within your device settings."
alertView.tag=1111
alertView.addButton(withTitle: "OK")
alertView.show()
}
self.continuebtn
.isEnabled = false
}
override func touchesBegan(_ touches: Set<UITouch>, with event: UIEvent?) {
self.view.endEditing(true)
}
func searchBar(_ searchBar: UISearchBar, shouldChangeTextIn range: NSRange, replacementText text: String) -> Bool {
let newLength = (searchBar.text!).characters.count + text.characters.count - range.length
return newLength <= 30
}
func scrollViewDidScroll(_ scrollView: UIScrollView) {
searchBar.resignFirstResponder()
}
func isValidName(_ fname:NSString) -> Bool {
print("Validate Calender: \(fname)")
let regx="^[a-z,A-Z]{1,10}$"
let emailTest = NSPredicate(format:"SELF MATCHES %@", regx)
let result = emailTest.evaluate(with: fname)
return result
}
@IBAction func BackAct(_ sender: Any) {
self.dismiss(animated: true, completion: nil)
}
@IBAction func ContinueAct(_ sender: Any)
{
geocorder.geocodeAddressString(self.searchBar.text!, completionHandler: {(placemarks, error) -> Void in
if let placemark = placemarks?[0] {
// var region : MKCoordinateRegion!
let newLocation : CLLocationCoordinate2D = placemark.location!.coordinate
let location:CLLocation = CLLocation(latitude: newLocation.latitude, longitude: newLocation.longitude)
let annotation:MKPointAnnotation = MKPointAnnotation()
annotation.coordinate = newLocation
if self.mymap.annotations.count > 0 {
self.mymap.removeAnnotations(self.mymap.annotations)
}
self.mymap.addAnnotation(annotation)
var mr:MKMapRect = self.mymap.visibleMapRect
let pt:MKMapPoint = MKMapPointForCoordinate(annotation.coordinate)
mr.origin.x = pt.x - mr.size.width * 0.5
mr.origin.y = pt.y - mr.size.height * 0.5
self.mymap.setVisibleMapRect(mr, animated: true)
self.mymap.autoresizingMask = self.view.autoresizingMask
let latitude: NSNumber = 9.10
let longitude:NSNumber = 78.10
self.appDelegate.lat = "\(latitude)" as NSString!
self.appDelegate.long = "\(longitude)" as NSString!
print("Latitude value:\(self.appDelegate.lat)")
print("Longitude value:\(self.appDelegate.long)")
let overlays = self.mymap.overlays
self.mymap.removeOverlays(overlays)
self.addRadiusCircle(location)
var listadrs:NSString = self.searchBar.text! as NSString
self.mymap.removeAnnotations(self.mymap.annotations)
if self.appDelegate.hostproperty == "map"
{
print ("Success")
var listadrs:NSString = self.searchBar.text! as NSString
if(listadrs == "")
{
UserDefaults.standard.set(listadrs, forKey:"listadrs")
UserDefaults.standard.synchronize()
let myOutput2: AnyObject? = UserDefaults.standard.object(forKey: "listadrs") as AnyObject?
print("ass\(myOutput2)")
listadrs="xxx"
}
else
{
listadrs = self.searchBar.text! as NSString
UserDefaults.standard.set(listadrs, forKey:"listadrs")
UserDefaults.standard.synchronize()
let myOutput2: AnyObject? = UserDefaults.standard.object(forKey: "listadrs") as AnyObject?
print("sss\(myOutput2!)")
let appDelegate = UIApplication.shared.delegate as! AppDelegate
appDelegate.searchplace=("\(self.searchBar.text)")
let secondViewController1 = self.storyboard!.instantiateViewController(withIdentifier: "hostboat")
self.present(secondViewController1, animated: true, completion: nil)
}
UIGraphicsBeginImageContextWithOptions(self.mymap.bounds.size, false, UIScreen.main.scale)
self.mymap.layer.render(in: UIGraphicsGetCurrentContext()!)
self.appDelegate.mapimg = UIGraphicsGetImageFromCurrentImageContext()
UIGraphicsEndImageContext()
}
else if(listadrs == "")
{
print("Dual")
UserDefaults.standard.set(listadrs, forKey:"listadrs")
UserDefaults.standard.synchronize()
let myOutput2: AnyObject? = UserDefaults.standard.object(forKey: "listadrs") as AnyObject?
print("ad\(myOutput2)")
listadrs="xxx"
let secondViewController1 = self.storyboard!.instantiateViewController(withIdentifier: "hostboat")
self.present(secondViewController1, animated: true, completion: nil)
}
else
{
listadrs = self.searchBar.text! as NSString
UserDefaults.standard.set(listadrs, forKey:"listadrs")
UserDefaults.standard.synchronize()
let myOutput2: AnyObject? = UserDefaults.standard.object(forKey: "listadrs") as AnyObject?
print("adddd\(myOutput2)")
let appDelegate = UIApplication.shared.delegate as! AppDelegate
appDelegate.searchplace=("\(self.searchBar.text)")
let secondViewController1 = self.storyboard!.instantiateViewController(withIdentifier: "hostboat")
self.present(secondViewController1, animated: true, completion: nil)
}
UIGraphicsBeginImageContextWithOptions(self.mymap.bounds.size, false, UIScreen.main.scale)
self.mymap.layer.render(in: UIGraphicsGetCurrentContext()!)
self.appDelegate.mapimg = UIGraphicsGetImageFromCurrentImageContext()
UIGraphicsEndImageContext()
}
})
}
func addRadiusCircle(_ location: CLLocation){
self.mymap.delegate = self
let circle = MKCircle(center: location.coordinate, radius: 700 as CLLocationDistance)
self.mymap.add(circle)
self.continuebtn.isEnabled = true
}
func mapView(_ mapView: MKMapView, rendererFor overlay: MKOverlay) -> MKOverlayRenderer
{
let circle = MKCircleRenderer(overlay: overlay)
circle.strokeColor = UIColor.white
circle.fillColor = UIColor(red: 0/255, green: 204/255, blue: 204/255, alpha: 0.4)
circle.lineWidth = 5
return circle
}
func mapView(_ mapView: MKMapView, viewFor annotation: MKAnnotation) -> MKAnnotationView? {
if annotation is MKPointAnnotation {
let pinAnnotationView = MKPinAnnotationView(annotation: annotation, reuseIdentifier: "myPin")
pinAnnotationView.pinColor = .red
pinAnnotationView.isDraggable = true
pinAnnotationView.canShowCallout = true
pinAnnotationView.animatesDrop = true
return pinAnnotationView
}
return nil
}
func mapView(_ mapView: MKMapView, annotationView view: MKAnnotationView, didChange newState: MKAnnotationViewDragState, fromOldState oldState: MKAnnotationViewDragState)
{
switch (newState)
{
case .starting:
view.dragState = .dragging
case .ending, .canceling:
view.dragState = .none
default: break
}
}
func searchBarSearchButtonClicked(_ searchBar: UISearchBar) {
geocorder.geocodeAddressString(self.searchBar.text!, completionHandler: {(placemarks , error) -> Void in
if let placemark = placemarks?[0]{
let newLocation : CLLocationCoordinate2D = placemark.location!.coordinate
let location:CLLocation = CLLocation(latitude: newLocation.latitude, longitude: newLocation.longitude)
let annotation:MKPointAnnotation = MKPointAnnotation()
annotation.coordinate = newLocation
self.mymap?.addAnnotation(annotation)
var mr:MKMapRect = self.mymap.visibleMapRect
let pt:MKMapPoint = MKMapPointForCoordinate(annotation.coordinate)
mr.origin.x = pt.x - mr.size.width * 0.5
mr.origin.y = pt.y - mr.size.height * 0.5
self.mymap.setVisibleMapRect(mr, animated: true)
self.mymap.autoresizingMask = self.view.autoresizingMask
self.addRadiusCircle(location)
}
})
}
func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
return places.count
}
func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
let cell = tableView.dequeueReusableCell(withIdentifier: "Cell", for: indexPath)
let place = self.places[(indexPath as NSIndexPath).row]
cell.textLabel!.text = place.description
cell.accessoryType = UITableViewCellAccessoryType.disclosureIndicator
return cell
}
func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
self.searchBar.resignFirstResponder()
self.searchBar.text = self.places[(indexPath as NSIndexPath).row].description
tableView.isHidden = true
self.mymap.isHidden = false
geocorder.geocodeAddressString(self.searchBar.text!, completionHandler: {(placemarks, error) -> Void in
if let placemark = placemarks?[0] {
let newLocation : CLLocationCoordinate2D = placemark.location!.coordinate
let location:CLLocation = CLLocation(latitude: newLocation.latitude, longitude: newLocation.longitude)
let annotation:MKPointAnnotation = MKPointAnnotation()
annotation.coordinate = newLocation
if self.mymap.annotations.count > 0 {
self.mymap.removeAnnotations(self.mymap.annotations)
}
self.mymap.addAnnotation(annotation)
var mr:MKMapRect = self.mymap.visibleMapRect
let pt:MKMapPoint = MKMapPointForCoordinate(annotation.coordinate)
mr.origin.x = pt.x - mr.size.width * 0.5
mr.origin.y = pt.y - mr.size.height * 0.5
self.mymap.setVisibleMapRect(mr, animated: true)
self.mymap.autoresizingMask = self.view.autoresizingMask
let latitude: NSNumber = 9.10
let longitude:NSNumber = 78.10
self.appDelegate.lat = "\(latitude)" as NSString!
self.appDelegate.long = "\(longitude)" as NSString!
print("Latitude value:\(self.appDelegate.lat)")
print("Longitude value:\(self.appDelegate.long)")
let overlays = self.mymap.overlays
self.mymap.removeOverlays(overlays)
self.addRadiusCircle(location)
}
})
}
func searchBar(_ searchBar: UISearchBar, textDidChange searchText: String) {
if (searchText == "") {
self.places = []
self.tableview.isHidden = true
} else {
self.tableview.isHidden = false
self.mymap.isHidden = true
getPlaces(searchString: searchText)
}
}
func getPlaces(searchString: String) {
var request = requestForSearch(searchString)
var session = URLSession.shared
var task = session.dataTask(with: request) { data, response, error in
self.handleResponse(data, response: response as? HTTPURLResponse, error: error as NSError!)
}
task.resume()
}
func handleResponse(_ data: Data!, response: HTTPURLResponse!, error: NSError!) {
if let error = error {
print("GooglePlacesAutocomplete Error: \(error.localizedDescription)")
return
}
if response == nil {
print("GooglePlacesAutocomplete Error: No response from API")
return
}
if response.statusCode != 200 {
print("GooglePlacesAutocomplete Error: Invalid status code \(response.statusCode) from API")
return
}
let serializationError: NSError? = error
let json: NSDictionary = (try! JSONSerialization.jsonObject(
with: data,
options: JSONSerialization.ReadingOptions.mutableContainers)) as! NSDictionary
if let error = serializationError {
print("GooglePlacesAutocomplete Error: \(error.localizedDescription)")
return
}
DispatchQueue.main.async(execute: {
UIApplication.shared.isNetworkActivityIndicatorVisible = false
if let predictions = json["predictions"] as? Array<AnyObject> {
self.places = predictions.map { (prediction: AnyObject) -> Place in
return Place(
id: prediction["id"] as! String,
description: prediction["description"] as! String
)
}
self.tableview.reloadData()
self.tableview.isHidden = false
}
})
}
func requestForSearch(_ searchString: String) -> URLRequest {
let searchString = searchString.replacingOccurrences(of: "Optional", with: "")
let place_type = placeType.description.replacingOccurrences(of: "Optional", with: "")
let key_google = google_place_key.replacingOccurrences(of: "Optional", with: "")
print("print1\(searchString)")
print("print2\(place_type)")
print("print3\(key_google)")
let params = [
"input": searchString,
"key": google_place_key
]
print("Place url -> https://maps.googleapis.com/maps/api/place/autocomplete/json?\(query(params as [String : Any] as [String : AnyObject]))")
var url1 = "https://maps.googleapis.com/maps/api/place/autocomplete/json?\(query(params as [String : Any] as [String : AnyObject]))"
print("Place->\(url1)")
let url2 = url1.replacingOccurrences(of: "Optional", with: "")
let url3 = url2.replacingOccurrences(of: "%28", with: "")
let url4 = url3.replacingOccurrences(of: "%29", with: "")
return NSMutableURLRequest(
url: URL(string: url4)!
) as URLRequest
}
func query(_ parameters: [String: AnyObject]) -> String {
var components: [(String, String)] = []
for key in Array(parameters.keys).sorted(by: <) {
let value: AnyObject! = parameters[key]
components += [(escape(key), escape("\(value!)"))]
}
return (components.map{"\($0)=\($1)"} as [String]).joined(separator: "&")
}
func escape(_ string: String) -> String {
let legalURLCharactersToBeEscaped: CFString = ":/?&=;[email protected]#$()',*" as CFString
return CFURLCreateStringByAddingPercentEscapes(nil, string as CFString!, nil, legalURLCharactersToBeEscaped, CFStringBuiltInEncodings.UTF8.rawValue) as String
}
override func viewWillAppear (_ animated: Bool){
super.viewWillAppear(animated);
}
override func didReceiveMemoryWarning() {
super.didReceiveMemoryWarning()
}
}
OP已經有使用Apple地理編碼獲取地標的代碼。他們需要的數據已經在內存中。沒有理由切換到Google地方信息。 –