// // ViewController.swift // ColorWheel // // Created by 楊昀羲 on 2019/3/8. // import UIKit class ViewController: UIViewController { var colorWheelView: ColorWheelView? override func viewDidLoad() { super.viewDidLoad() // Do any additional setup after loading the view. let size = self.view.frame.size.width let frame = CGRect(x: 0, y: 84, width: size, height: size) colorWheelView = ColorWheelView(frame: frame) self.view.addSubview(colorWheelView!) } }