struct ContentView: View {
   var body: some View {
      GeometryReader { geometry in
         let globalX = Int(geometry.frame(in: .global).origin.x)
         let globalY = Int(geometry.frame(in: .global).origin.y)
         Text("Position: \(globalX) / \(globalY)")
            .frame(minWidth: 0, maxWidth: .infinity, minHeight: 0, maxHeight: .infinity)
      }.frame(width: 200, height: 250)
      .background(.gray)
   }
}