             layout = createStageLayout()
         case 2:
             layout = createTimeMachineLayout()
+        case 3:
+            layout = createCircleLayout()
         default:
             layout = createFlowLayout()
         }

        configuration.visibleCount = 20
        let timeMachineLayout = CPCollectionViewTimeMachineLayout(withConfiguration: configuration)
        return timeMachineLayout
    }
    
}

        tableView.tableFooterView = UIView()
        fromLayout = createFlowLayout()
        toLayout = createStageLayout()
        pickerViewDataSource = ["UICollectionViewFlowLayout", "CPCollectionViewStageLayout", "CPCollectionViewTimeMachineLayout", "CPCollectionViewCircleLayout"]
    }

    func done() {
