71 lines
2.3 KiB
Swift
71 lines
2.3 KiB
Swift
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// Copyright 2020 Google LLC. All rights reserved.
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//
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this
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// file except in compliance with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under
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// the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
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// ANY KIND, either express or implied. See the License for the specific language governing
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// permissions and limitations under the License.
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import GoogleMaps
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import UIKit
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// Sample code for GeoCoder service.
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class StructuredGeocoderViewController: UIViewController {
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private lazy var mapView: GMSMapView = {
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let camera = GMSCameraPosition(latitude: -33.868, longitude: 151.2086, zoom: 12)
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return GMSMapView(frame: .zero, camera: camera)
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}()
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private lazy var geocoder = GMSGeocoder()
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override func loadView() {
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view = mapView
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mapView.delegate = self
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}
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}
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extension StructuredGeocoderViewController: GMSMapViewDelegate {
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func mapView(_ mapView: GMSMapView, didLongPressAt coordinate: CLLocationCoordinate2D) {
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// On a long press, reverse geocode this location.
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geocoder.reverseGeocodeCoordinate(coordinate) { response, error in
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guard let address = response?.firstResult() else {
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let errorMessage = error.map { String(describing: $0) } ?? "<no error>"
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print(
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"""
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Could not reverse geocode point (\(coordinate.latitude), \(coordinate.longitude)): \
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\(errorMessage)
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"""
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)
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return
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}
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print("Geocoder result: \(address)")
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let marker = GMSMarker(position: address.coordinate)
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marker.appearAnimation = .pop
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marker.map = mapView
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marker.title = address.thoroughfare
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var snippet = ""
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if let subLocality = address.subLocality {
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snippet.append("subLocality: \(subLocality)\n")
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}
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if let locality = address.locality {
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snippet.append("subLocality: \(locality)\n")
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}
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if let administrativeArea = address.administrativeArea {
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snippet.append("administrativeArea: \(administrativeArea)\n")
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}
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if let country = address.country {
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snippet.append("country: \(country)\n")
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}
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marker.snippet = snippet
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}
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}
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}
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