Player controls UI changes

WIP on controls

Chapters

working

Add previews variable

Add lists ids

WIP

Shared/Player/Controls/OSD/Buffering.swift

@@ -0,0 +1,37 @@
+import Foundation
+import SwiftUI
+
+struct Buffering: View {
+    var reason = "Buffering stream..."
+    var state: String?
+
+    var body: some View {
+        VStack(spacing: 2) {
+            ProgressView()
+            #if os(macOS)
+                .scaleEffect(0.4)
+            #else
+                .scaleEffect(0.7)
+            #endif
+                .frame(maxHeight: 14)
+                .progressViewStyle(.circular)
+
+            Text(reason)
+                .font(.caption)
+            if let state = state {
+                Text(state)
+                    .font(.caption2.monospacedDigit())
+            }
+        }
+        .padding(8)
+        .modifier(ControlBackgroundModifier())
+        .clipShape(RoundedRectangle(cornerRadius: 4))
+        .foregroundColor(.secondary)
+    }
+}
+
+struct Buffering_Previews: PreviewProvider {
+    static var previews: some View {
+        Buffering(state: "100% (2.95s)")
+    }
+}