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6
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1 //
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2 // CityMap.swift
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3 // GeoQuiz
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4 //
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7
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5 // Created by Dennis Concepción Martín on 4/10/22.
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6
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6 //
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7
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8 import SwiftUI
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8
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9 import MapKit
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6
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10
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11 struct CityMap: View {
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7
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12 @ObservedObject var game: CityGame
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8
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13 @State private var mapImage: UIImage? = nil
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14
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15 let geo: GeometryProxy
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6
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16
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17 var body: some View {
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18 VStack {
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19 if let mapImage = mapImage {
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20 Image(uiImage: mapImage)
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21 .resizable()
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22 .scaledToFit()
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23 .clipShape(RoundedRectangle(cornerRadius: 20))
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24 .shadow(radius: 10)
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25 } else {
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26 ProgressView()
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27 }
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28 }
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29 .onChange(of: game.correctAnswer.value) { _ in getMapImage() }
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30 .onAppear(perform: getMapImage)
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31 }
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32
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33 private func getMapImage() {
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34 let region = MKCoordinateRegion(
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35 center: CLLocationCoordinate2D(
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36 latitude: game.correctAnswer.value.lat,
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37 longitude: game.correctAnswer.value.lon
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38 ),
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39 span: MKCoordinateSpan(
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40 latitudeDelta: 0.1,
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41 longitudeDelta: 0.1
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42 )
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43 )
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44
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45 // Map options
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46 let mapOptions = MKMapSnapshotter.Options()
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47 mapOptions.region = region
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48 mapOptions.size = CGSize(width: geo.size.width * 0.8, height: geo.size.width * 0.8)
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49 mapOptions.pointOfInterestFilter = .excludingAll
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50
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51 // Create the snapshotter and run it
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52 let snapshotter = MKMapSnapshotter(options: mapOptions)
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53 snapshotter.start { (snapshot, error) in
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54 if let snapshot = snapshot {
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55 self.mapImage = snapshot.image
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56 } else if let error = error {
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57 print(error.localizedDescription)
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58 }
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59 }
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6
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60 }
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61 }
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62
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8
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63 //struct CityMap_Previews: PreviewProvider {
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64 // static var previews: some View {
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65 // CityMap(game: CityGame())
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66 // }
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67 //}
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