commit a4b504c00d33b0694ed9332e0a6d13b50ac6b44d Author: Justin Oros Date: Mon May 5 09:33:00 2025 -0700 GPS Speedometer app for iOS. Speedometer utilizing GPS. diff --git a/Speedo/Assets.xcassets/AccentColor.colorset/Contents.json b/Speedo/Assets.xcassets/AccentColor.colorset/Contents.json new file mode 100644 index 0000000..eb87897 --- /dev/null +++ b/Speedo/Assets.xcassets/AccentColor.colorset/Contents.json @@ -0,0 +1,11 @@ +{ + "colors" : [ + { + "idiom" : "universal" + } + ], + "info" : { + "author" : "xcode", + "version" : 1 + } +} diff --git a/Speedo/Assets.xcassets/AppIcon.appiconset/Contents.json b/Speedo/Assets.xcassets/AppIcon.appiconset/Contents.json new file mode 100644 index 0000000..2305880 --- /dev/null +++ b/Speedo/Assets.xcassets/AppIcon.appiconset/Contents.json @@ -0,0 +1,35 @@ +{ + "images" : [ + { + "idiom" : "universal", + "platform" : "ios", + "size" : "1024x1024" + }, + { + "appearances" : [ + { + "appearance" : "luminosity", + "value" : "dark" + } + ], + "idiom" : "universal", + "platform" : "ios", + "size" : "1024x1024" + }, + { + "appearances" : [ + { + "appearance" : "luminosity", + "value" : "tinted" + } + ], + "idiom" : "universal", + "platform" : "ios", + "size" : "1024x1024" + } + ], + "info" : { + "author" : "xcode", + "version" : 1 + } +} diff --git a/Speedo/Assets.xcassets/Contents.json b/Speedo/Assets.xcassets/Contents.json new file mode 100644 index 0000000..73c0059 --- /dev/null +++ b/Speedo/Assets.xcassets/Contents.json @@ -0,0 +1,6 @@ +{ + "info" : { + "author" : "xcode", + "version" : 1 + } +} diff --git a/Speedo/ContentView.swift b/Speedo/ContentView.swift new file mode 100644 index 0000000..a328f05 --- /dev/null +++ b/Speedo/ContentView.swift @@ -0,0 +1,133 @@ +// +// ContentView.swift +// Speedometer +// +// Created by Justin Oros on 5/2/2025. +// + +import SwiftUI +import CoreLocation + +struct ContentView: View { + @StateObject private var locationManager = LocationManager() + @State private var isMPH = true + @State private var previousLocation: CLLocation? + @State private var tripDistanceMeters: Double = 0.0 + + var currentSpeed: Int { + let multiplier = isMPH ? 1.0 : 1.60934 // Already in MPH from LocationManager + return Int(Double(locationManager.speed) * multiplier) + } + + var unitLabel: String { + isMPH ? "mph" : "kph" + } + + var distanceLabel: String { + let distance = isMPH ? tripDistanceMeters * 0.000621371 : tripDistanceMeters / 1000 + let roundedDistance = Int(distance.rounded()) + return "\(roundedDistance) \(isMPH ? "miles" : "km")" + } + + var accuracyColor: Color { + switch locationManager.accuracy { + case ..<10: + return .green + case 10..<30: + return .orange + default: + return .red + } + } + + var body: some View { + ZStack { + Color.black.ignoresSafeArea() + + VStack(spacing: 30) { + Spacer() + + // Center Speed Display with Unit + HStack(alignment: .bottom, spacing: 4) { + Text("\(currentSpeed)") + .font(.system(size: 140, weight: .bold, design: .rounded)) + .foregroundColor(.white) + + Text(unitLabel) + .font(.title2) + .foregroundColor(.gray) + .onTapGesture { + isMPH.toggle() + } + } + + // Trip Distance + Text("Trip: \(distanceLabel)") + .font(.title2) + .foregroundColor(.gray) + + // GPS Accuracy Display + Text(String(format: "GPS Accuracy: ±%.0f meters", locationManager.accuracy)) + .font(.headline) + .foregroundColor(accuracyColor) + + // Reset Button (smaller width) + Button(action: { + tripDistanceMeters = 0 + previousLocation = nil + }) { + Text("Reset Trip") + .font(.headline) + .padding(.horizontal, 20) + .padding(.vertical, 10) + .background(Color.gray) + .foregroundColor(.black) + .cornerRadius(12) + } + + Spacer() + } + .padding() + + // Settings Button (Sprocket icon) at the bottom right with padding + VStack { + Spacer() + HStack { + Spacer() + Button(action: { + if let url = URL(string: UIApplication.openSettingsURLString) { + UIApplication.shared.open(url) + } + }) { + Image(systemName: "gearshape.fill") // Sprocket icon + .font(.title2) + .foregroundColor(.white) + .padding() + } + .padding(.bottom, 10) // Add some bottom padding + } + .padding(.trailing) // Keep the trailing padding for right alignment + } + } + .alert(isPresented: $locationManager.showAlert) { + Alert( + title: Text("Location Services"), + message: Text(locationManager.alertMessage), + dismissButton: .default(Text("Settings")) { + if let url = URL(string: UIApplication.openSettingsURLString) { + UIApplication.shared.open(url) + } + } + ) + } + .onReceive(locationManager.$location) { location in + if let newLocation = location { + if let oldLocation = previousLocation { + let distance = newLocation.distance(from: oldLocation) + tripDistanceMeters += distance + } + previousLocation = newLocation + } + } + } +} diff --git a/Speedo/LocationManager.swift b/Speedo/LocationManager.swift new file mode 100644 index 0000000..92b2eb5 --- /dev/null +++ b/Speedo/LocationManager.swift @@ -0,0 +1,115 @@ +// +// LocationManager.swift +// Speedometer +// +// Created by Justin Oros on 5/2/2025. +// + +import Foundation +import CoreLocation +import SwiftUI // Import SwiftUI for Alert + +class LocationManager: NSObject, ObservableObject, CLLocationManagerDelegate { + private let manager = CLLocationManager() + + @Published var speed: Int = 0 // MPH as whole number + @Published var location: CLLocation? + @Published var accuracy: Double = 0.0 + @Published var authorizationStatus: CLAuthorizationStatus = .notDetermined + @Published var showAlert = false + @Published var alertMessage = "" + + override init() { + super.init() + manager.delegate = self + manager.activityType = .automotiveNavigation + manager.desiredAccuracy = kCLLocationAccuracyBestForNavigation + manager.distanceFilter = 1 // Update on movement of 1 meter + print("LocationManager initialized") + requestAuthorization() // Request authorization in init + startUpdatingLocationIfNeeded() // Start updates if already authorized + } + + private func requestAuthorization() { + print("Requesting location authorization") + manager.requestAlwaysAuthorization() // Request "Always" permission + } + + private func startUpdatingLocationIfNeeded() { + if authorizationStatus == .authorizedAlways || authorizationStatus == .authorizedWhenInUse { + print("Attempting to start location updates") + manager.startUpdatingLocation() // Start receiving location updates + } else if authorizationStatus == .denied || authorizationStatus == .restricted { + print("Location updates not started due to denied/restricted authorization") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location services are disabled. Please enable them in Settings." + } + } else { + print("Authorization not yet determined, or other status: \(authorizationStatus)") + } + } + + func locationManagerDidChangeAuthorization(_ manager: CLLocationManager, didChangeAuthorization status: CLAuthorizationStatus) { + DispatchQueue.main.async { + self.authorizationStatus = status + print("Authorization status changed: \(status)") + self.startUpdatingLocationIfNeeded() // Check and start updates on authorization change + } + + switch status { + case .authorizedAlways: + print("Location authorization: Authorized Always") + case .authorizedWhenInUse: + print("Location authorization: Authorized When In Use") + case .denied: + print("Location authorization: Denied") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location access was denied. Please enable it in Settings for the app to function correctly." + } + case .restricted: + print("Location authorization: Restricted") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location access is restricted. This might be due to parental controls or system settings." + } + case .notDetermined: + print("Location authorization: Not Determined") + // Authorization request will be triggered in init + break + @unknown default: + print("Location authorization: Unknown status") + } + } + + func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) { + guard let latest = locations.last else { + print("No latest location found in didUpdateLocations") + return + } + + // Debugging output + print("New location received: \(latest.coordinate.latitude), \(latest.coordinate.longitude)") + print("Speed (m/s): \(latest.speed)") + print("Speed (MPH): \(latest.speed * 2.23694)") + print("Accuracy: \(latest.horizontalAccuracy)") + + DispatchQueue.main.async { + // Update speed + let rawSpeed = max(latest.speed, 0) // Avoid negative values + let mph = rawSpeed * 2.23694 // Convert m/s to MPH + self.speed = Int(mph.rounded()) + self.location = latest + self.accuracy = latest.horizontalAccuracy + } + } + + func locationManager(_ manager: CLLocationManager, didFailWithError error: Error) { + print("Location update failed: \(error.localizedDescription)") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location update failed: \(error.localizedDescription)" + } + } +} diff --git a/Speedo/Speedo.xcodeproj/project.pbxproj b/Speedo/Speedo.xcodeproj/project.pbxproj new file mode 100644 index 0000000..30cbf77 --- /dev/null +++ b/Speedo/Speedo.xcodeproj/project.pbxproj @@ -0,0 +1,552 @@ +// !$*UTF8*$! +{ + archiveVersion = 1; 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"mph" : "kph" + } + + var distanceLabel: String { + let distance = isMPH ? tripDistanceMeters * 0.000621371 : tripDistanceMeters / 1000 + let roundedDistance = Int(distance.rounded()) + return "\(roundedDistance) \(isMPH ? "miles" : "km")" + } + + var accuracyColor: Color { + switch locationManager.accuracy { + case ..<10: + return .green + case 10..<30: + return .orange + default: + return .red + } + } + + var body: some View { + ZStack { + Color.black.ignoresSafeArea() + + VStack(spacing: 30) { + Spacer() + + // Center Speed Display with Unit + HStack(alignment: .bottom, spacing: 4) { + Text("\(currentSpeed)") + .font(.system(size: 140, weight: .bold, design: .rounded)) + .foregroundColor(.white) + + Text(unitLabel) + .font(.title2) + .foregroundColor(.gray) + .onTapGesture { + isMPH.toggle() + } + } + + // Trip Distance + Text("Trip: \(distanceLabel)") + .font(.title2) + .foregroundColor(.gray) + + // GPS Accuracy Display + Text(String(format: "GPS Accuracy: ±%.0f meters", locationManager.accuracy)) + .font(.headline) + .foregroundColor(accuracyColor) + + // Reset Button (smaller width) + Button(action: { + tripDistanceMeters = 0 + previousLocation = nil + }) { + Text("Reset Trip") + .font(.headline) + .padding(.horizontal, 20) + .padding(.vertical, 10) + .background(Color.gray) + .foregroundColor(.black) + .cornerRadius(12) + } + + Spacer() + } + .padding() + + // Settings Button (Sprocket icon) at the bottom right with padding + VStack { + Spacer() + HStack { + Spacer() + Button(action: { + if let url = URL(string: UIApplication.openSettingsURLString) { + UIApplication.shared.open(url) + } + }) { + Image(systemName: "gearshape.fill") // Sprocket icon + .font(.title2) + .foregroundColor(.white) + .padding() + } + .padding(.bottom, 10) // Add some bottom padding + } + .padding(.trailing) // Keep the trailing padding for right alignment + } + } + .alert(isPresented: $locationManager.showAlert) { + Alert( + title: Text("Location Services"), + message: Text(locationManager.alertMessage), + dismissButton: .default(Text("Settings")) { + if let url = URL(string: UIApplication.openSettingsURLString) { + UIApplication.shared.open(url) + } + } + ) + } + .onReceive(locationManager.$location) { location in + if let newLocation = location { + if let oldLocation = previousLocation { + let distance = newLocation.distance(from: oldLocation) + tripDistanceMeters += distance + } + previousLocation = newLocation + } + } + } +} diff --git a/Speedo/Speedo/Info.plist b/Speedo/Speedo/Info.plist new file mode 100644 index 0000000..7ef4d66 --- /dev/null +++ b/Speedo/Speedo/Info.plist @@ -0,0 +1,13 @@ + + + + + + NSLocationWhenInUseUsageDescription + This app needs your location to calculate speed while you're using it. + NSLocationAlwaysAndWhenInUseUsageDescription + Location is used to calculate your current speed in real time. + + + diff --git a/Speedo/Speedo/LocationManager.swift b/Speedo/Speedo/LocationManager.swift new file mode 100644 index 0000000..34f825a --- /dev/null +++ b/Speedo/Speedo/LocationManager.swift @@ -0,0 +1,113 @@ +// +// LocationManager.swift +// Speedometer +// +// Created by Justin Oros on 5/2/2025. +// + +import Foundation +import CoreLocation +import SwiftUI + +class LocationManager: NSObject, ObservableObject, CLLocationManagerDelegate { + private let manager = CLLocationManager() + + @Published var speed: Int = 0 + @Published var location: CLLocation? + @Published var accuracy: Double = 0.0 + @Published var authorizationStatus: CLAuthorizationStatus = .notDetermined + @Published var showAlert = false + @Published var alertMessage = "" + + override init() { + super.init() + manager.delegate = self + manager.activityType = .automotiveNavigation + manager.desiredAccuracy = kCLLocationAccuracyBestForNavigation + manager.distanceFilter = 1 + print("LocationManager initialized") + requestAuthorization() + startUpdatingLocationIfNeeded() + } + + private func requestAuthorization() { + print("Requesting location authorization") + manager.requestWhenInUseAuthorization() + } + + private func startUpdatingLocationIfNeeded() { + if authorizationStatus == .authorizedAlways || authorizationStatus == .authorizedWhenInUse { + print("Attempting to start location updates") + manager.startUpdatingLocation() + } else if authorizationStatus == .denied || authorizationStatus == .restricted { + print("Location updates not started due to denied/restricted authorization") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location services are disabled. Please enable them in Settings." + } + } else { + print("Authorization not yet determined: \(authorizationStatus.rawValue)") + } + } + + func locationManagerDidChangeAuthorization(_ manager: CLLocationManager) { + let status = manager.authorizationStatus + DispatchQueue.main.async { + self.authorizationStatus = status + print("Authorization status changed: \(status.rawValue)") + self.startUpdatingLocationIfNeeded() + } + + switch status { + case .authorizedAlways: + print("Location authorization: Authorized Always") + case .authorizedWhenInUse: + print("Location authorization: Authorized When In Use") + case .denied: + print("Location authorization: Denied") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location access was denied. Please enable it in Settings for the app to function correctly." + } + case .restricted: + print("Location authorization: Restricted") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location access is restricted. This might be due to parental controls or system settings." + } + case .notDetermined: + print("Location authorization: Not Determined") + @unknown default: + print("Location authorization: Unknown status") + } + } + + func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) { + guard let latest = locations.last else { + print("No latest location found") + return + } + + print("New location: \(latest.coordinate.latitude), \(latest.coordinate.longitude)") + print("Speed (m/s): \(latest.speed)") + print("Speed (MPH): \(latest.speed * 2.23694)") + print("Accuracy: \(latest.horizontalAccuracy)") + + DispatchQueue.main.async { + let rawSpeed = max(latest.speed, 0) + let mph = rawSpeed * 2.23694 + self.speed = Int(mph.rounded()) + self.location = latest + self.accuracy = latest.horizontalAccuracy + } + } + + func locationManager(_ manager: CLLocationManager, didFailWithError error: Error) { + print("Location update failed: \(error.localizedDescription)") + DispatchQueue.main.async { + self.showAlert = true + self.alertMessage = "Location update failed: \(error.localizedDescription)" + } + } +} + diff --git a/Speedo/Speedo/SpeedometerApp.swift b/Speedo/Speedo/SpeedometerApp.swift new file mode 100644 index 0000000..9d3ed95 --- /dev/null +++ b/Speedo/Speedo/SpeedometerApp.swift @@ -0,0 +1,17 @@ +// +// SpeedometerApp.swift +// Speedometer +// +// Created by Justin Oros on 5/2/2025. +// + +import SwiftUI + +@main +struct SpeedometerApp: App { + var body: some Scene { + WindowGroup { + ContentView() + } + } +} diff --git a/Speedo/SpeedoApp.swift b/Speedo/SpeedoApp.swift new file mode 100644 index 0000000..9d3ed95 --- /dev/null +++ b/Speedo/SpeedoApp.swift @@ -0,0 +1,17 @@ +// +// SpeedometerApp.swift +// Speedometer +// +// Created by Justin Oros on 5/2/2025. +// + +import SwiftUI + +@main +struct SpeedometerApp: App { + var body: some Scene { + WindowGroup { + ContentView() + } + } +}