Two Objects MagnificationGesture

gistfile1.txt

struct ContentView: View {
    @State private var currentMagnification: (CGFloat,CGFloat) = (1,1)
    @GestureState private var pinchMagnification: (CGFloat,CGFloat) = (1,1)
    var body: some View {
        VStack {
            Circle()
                .fill(Color.green)
                .shadow(radius: 20)
                .frame(width: 100)
                .scaleEffect(currentMagnification.0 * pinchMagnification.0)
                .gesture(MagnificationGesture()
                            .updating($pinchMagnification, body: { (value, state, _) in
                                state.0 = value
                            })
                            .onEnded{ self.currentMagnification.0 *= $0 }
                )
            Circle()
                .fill(Color.red)
                .shadow(radius: 20)
                .frame(width: 100)
                .scaleEffect(currentMagnification.1 * pinchMagnification.1)
                .gesture(MagnificationGesture()
                            .updating($pinchMagnification, body: { (value, state, _) in
                                state.1 = value
                            })
                            .onEnded{ self.currentMagnification.1 *= $0 }
                )
        }
    }
}