Swiftui Canvas(Parent View)

Canvas.swift

import SwiftUI

struct CameraCanvas: UIViewRepresentable {
    var backgroundColor: UIColor?
    let rendererView = UIView()

    func makeUIView(context _: Context) -> UIView {
        rendererView.backgroundColor = backgroundColor ?? UIColor.black
        return rendererView
    }

    func updateUIView(_: UIView, context _: Context) {}
}

struct CameraView_Previews: PreviewProvider {
    static let canvas = CameraCanvas(backgroundColor: UIColor.white)

    static var previews: some View {
        canvas
            .onAppear {
                // operation that needs a parent view
                // Drawer(view: canvas.rendererView)
            }
    }
}