ONEAPP-6239 - Loader Voice Over Fixes

Signed-off-by: Matt Bruce <matt.bruce@verizon.com>

VDS/Components/Loader/Loader.swift

@@ -35,7 +35,8 @@ open class Loader: View {
     private var icon = Icon().with { $0.name = .loader }
     private var opacity: CGFloat = 0.8
     private var iconColorConfiguration = SurfaceColorConfiguration(VDSColor.elementsPrimaryOnlight, VDSColor.elementsPrimaryOndark)
-
+    private var loadingTimer: Timer?
+    
     //--------------------------------------------------
     // MARK: - Public Properties
     //--------------------------------------------------    
@@ -59,8 +60,9 @@ open class Loader: View {
     /// Called once when a view is initialized and is used to Setup additional UI or other constants and configurations.
     open override func setup() {
         super.setup()
-        addSubview(icon)        
-        
+        addSubview(icon)  
+        isAccessibilityElement = true
+        icon.isAccessibilityElement = false
         icon
             .pinTopGreaterThanOrEqualTo()
             .pinLeadingGreaterThanOrEqualTo()
@@ -85,22 +87,37 @@ open class Loader: View {
         }
     }
         
+    open override func updateAccessibility() {
+    }
+    
     //--------------------------------------------------
     // MARK: - Private Methods
     //--------------------------------------------------
     private let rotationLayerName = "rotationAnimation"
     private func startAnimating() {
+        accessibilityLabel = "Loading"
+
         icon.layer.remove(layerName: rotationLayerName)
         let rotation : CABasicAnimation = CABasicAnimation(keyPath: "transform.rotation.z")
-        rotation.toValue = NSNumber(value: Double.pi * 2)
-        rotation.duration = 0.5 // the speed of the rotation
-        rotation.isCumulative = true
-        rotation.repeatCount = Float.greatestFiniteMagnitude
+        rotation.fromValue = 0
+        rotation.toValue = Double.pi * 2
+        rotation.duration = 0.5
+        rotation.repeatCount = .infinity
         icon.layer.add(rotation, forKey: rotationLayerName)
+                
+        // Focus VoiceOver on this view
+        UIAccessibility.post(notification: .layoutChanged, argument: self)
+        
+        loadingTimer = Timer.scheduledTimer(withTimeInterval: 20, repeats: true) { [weak self] _ in
+            self?.accessibilityLabel = "Still Loading"
+            UIAccessibility.post(notification: .announcement, argument: "Still Loading")
+        }
     }
 
     private func stopAnimating() {
         icon.layer.removeAnimation(forKey: rotationLayerName)
+        loadingTimer?.invalidate()
+        loadingTimer = nil
     }
 }
 

VDS/SupportingFiles/ReleaseNotes.txt

@@ -1,3 +1,7 @@
+1.0.49
+----------------
+- ONEAPP-6239 - Loader Voice Over Fixes
+
 1.0.48
 ----------------
 - ONEAPP-4683 - Accessibility - Tabs (Voice Over)