GoogleMaps

ViewController.swift

import UIKit
import GoogleMaps
import GooglePlaces

class ViewController: UIViewController,CLLocationManagerDelegate {
    
    @IBOutlet weak var mapView: GMSMapView!    
    var coordinates: [CLLocationCoordinate2D] = []
    var polygonPath = GMSPolyline()
    var bounds = GMSCoordinateBounds()
    var placeLatLong = [latlongmodel]()
    
    override func viewDidLoad() {
        super.viewDidLoad()
        let camera = GMSCameraPosition.camera(withLatitude: 53.16770568830064, longitude: -3.037760630249977, zoom: 8)
        let mapView = GMSMapView.map(withFrame: CGRect.zero, camera: camera)
        mapView.isMyLocationEnabled = true
        mapView.settings.myLocationButton = true
        mapView.delegate = self
        self.view = mapView
        
        // Creates a marker in the center of the map.
        let marker = GMSMarker()
        marker.position = CLLocationCoordinate2D(latitude: 53.16770568830064, longitude: -3.037760630249977)
        marker.map = mapView
        marker.tracksInfoWindowChanges = true
    }

    func setMarker(){
        for value in placeLatLong{
            
            let K1 = GMSMutablePath()
            let marker = GMSMarker()
            K1.add(CLLocationCoordinate2D(latitude: value.lat, longitude: value.long))
            marker.position = CLLocationCoordinate2D(latitude: value.lat, longitude: value.long)
            marker.map = self.mapView
            let K1polygon = GMSPolygon(path: K1)
            K1polygon.fillColor = UIColor(red: 0.25, green: 0, blue: 0, alpha: 0.05);
            K1polygon.strokeColor = .red
            K1polygon.strokeWidth = 2
            K1polygon.isTappable = true
            K1polygon.map = mapView
        }
    }
}


extension ViewController :GMSMapViewDelegate{
    func mapView(_ mapView: GMSMapView, didTap marker: GMSMarker) -> Bool {
        print("marker tap : \(marker.title ?? "")")
        return false
    }
    func mapView(_ mapView: GMSMapView, didTapAt coordinate: CLLocationCoordinate2D) {
        print("taped is : Latitude \(coordinate.latitude),Longitude \(coordinate.longitude)")
        let obj = latlongmodel()
        obj.lat = coordinate.latitude
        obj.long = coordinate.longitude
        placeLatLong.append(obj)
        setMarker()
    }
    func mapView(_ mapView: GMSMapView, didTapInfoWindowOf marker: GMSMarker) {
        
    }
}


class latlongmodel {
    var lat = 0.0
    var long = 0.0
}