IOS Mute button

apple/DemoApp/Demo/DemoNavigationView.swift

@@ -13,10 +13,10 @@ private let initialLocation = CLLocation(latitude: 37.332726,
                                          longitude: -122.031790)
 
 struct DemoNavigationView: View {
-    private let navigationDelegate = NavigationDelegate()
+    private var navigationDelegate = NavigationDelegate()
     // NOTE: This is probably not ideal but works for demo purposes.
     // This causes a thread performance checker warning log.
-    private let spokenInstructionObserver = AVSpeechSpokenInstructionObserver(isMuted: false)
+    @State private var spokenInstructionObserver = AVSpeechSpokenInstructionObserver(isMuted: false)
 
     private var locationProvider: LocationProviding
     @ObservedObject private var ferrostarCore: FerrostarCore
@@ -34,6 +34,7 @@ struct DemoNavigationView: View {
 
     @State private var camera: MapViewCamera = .center(initialLocation.coordinate, zoom: 14)
     @State private var snappedCamera = true
+    @State private var isNavigationActive = false // New state variable for navigation status
 
     init() {
         let simulated = SimulatedLocationProvider(location: initialLocation)
@@ -121,6 +122,7 @@ struct DemoNavigationView: View {
                                             isFetchingRoutes = true
                                             try await startNavigation()
                                             isFetchingRoutes = false
+                                            isNavigationActive = true // Set to true when navigation starts
                                         } catch {
                                             isFetchingRoutes = false
                                             errorMessage = "\(error.localizedDescription)"
@@ -148,6 +150,23 @@ struct DemoNavigationView: View {
             .task {
                 await getRoutes()
             }
+            .overlay(
+
+                HStack {
+
+                    Spacer()
+
+                    if isNavigationActive {
+
+                        MuteButton(isMuted: $spokenInstructionObserver.isMuted)
+
+                    }
+
+                },
+
+                alignment: .topTrailing
+
+            )
         }
     }
 
@@ -209,6 +228,7 @@ struct DemoNavigationView: View {
         ferrostarCore.stopNavigation()
         camera = .center(initialLocation.coordinate, zoom: 14)
         allowAutoLock()
+        isNavigationActive = false
     }
 
     var locationLabel: String {

apple/DemoApp/Demo/MuteButtonView.swift

@@ -0,0 +1,34 @@
+//
+//  MuteButton.swift
+//  Ferrostar Demo
+//
+//  Created by Marek Sabol on 08/10/2024.
+//
+
+import SwiftUI
+
+struct MuteButton: View {
+    @Binding var isMuted: Bool
+
+    var body: some View {
+        Button(action: {
+            isMuted.toggle()
+        }) {
+            Image(systemName: isMuted ? "speaker.slash.fill" : "speaker.2.fill")
+                .resizable()
+                .aspectRatio(contentMode: .fit)
+                .frame(width: 18, height: 18)
+                .padding()
+                .foregroundColor(.black)
+                .background(Color.white)
+                .clipShape(Circle())
+                .shadow(radius: 10)
+        }
+        .padding(.trailing, 18) // Right
+        .padding(.top, 112)
+    }
+}
+
+#Preview {
+    MuteButton(isMuted: .constant(false))
+}