2fas-ios/TwoFAS/CodeSupport/Camera/CameraPreview.swift

//
//  This file is part of the 2FAS iOS app (https://github.com/twofas/2fas-ios)
//  Copyright © 2023 Two Factor Authentication Service, Inc.
//  Contributed by Zbigniew Cisiński. All rights reserved.
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program. If not, see <https://www.gnu.org/licenses/>
//

import UIKit
import AVFoundation

/**
Add as a subview or set as view in loadView() method of UIViewController
 ````
    override func loadView() {
        view = CameraPreview()
    }
 ````
*/
public final class CameraPreview: UIView {
    public override class var layerClass: AnyClass { AVCaptureVideoPreviewLayer.self }
    // swiftlint:disable force_cast
    public override var layer: CALayer { super.layer as! AVCaptureVideoPreviewLayer }
    // swiftlint:enable force_cast
}