     
     init(space: Space) {
         self.space = space
+        isSetupSubViews = false
         super.init(frame: .zero)
         
         for i in 0..<Int(space.rows * space.cols - 1) {


class ImagesContentView: UIView {
    fileprivate let space: Space
    private(set) var imageViews = [UIImageView]()
    
    var images = [UIImage]() {
        didSet {

    }
 */
}


infix operator ≈≈≈: ComparisonPrecedence
func ≈≈≈(lhs: CGFloat?, rhs: CGFloat?) -> Bool {
    guard let lhs = lhs, let rhs = rhs else {
        return false
    }
    let l = String(format: "%.5f", lhs)
    let r = String(format: "%.5f", rhs)
    return l == r
}
















