swiftui-longpress-gesturestate.swift

struct ContentView: View {
    @GestureState private var didLongPress: Bool = false
    
    var body: some View {
        
        Rectangle()
            .foregroundColor(Color.purple)
            .cornerRadius(40)
            .scaleEffect(didLongPress ? 1.2 : 1)
            .frame(width: 200, height: 200, alignment: .center)
            .gesture(LongPressGesture(minimumDuration: 1.0)
                .updating($didLongPress) { value, state, transcation in
                    state = value})
            .animation(.easeInOut)
    }
}