HomeController.swift

!codebreak !syntax-highlight class HomeController: UICollectionViewController, UICollectionViewDelegateFlowLayout { override func viewDidLoad() { super.viewDidLoad() navigationItem.title = "Home" navigationController?.navigationBar.translucent = false let titleLabel = UILabel(frame: CGRectMake(0, 0, view.frame.width - 32, view.frame.height)) titleLabel.text = "Home" titleLabel.textColor = UIColor.whiteColor() titleLabel.font = UIFont.systemFontOfSize(20) navigationItem.titleView = titleLabel collectionView?.backgroundColor = UIColor.whiteColor() collectionView?.registerClass(VideoCell.self, forCellWithReuseIdentifier: "cellId") } override func collectionView(collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int { return 5 } override func collectionView(collectionView: UICollectionView, cellForItemAtIndexPath indexPath: NSIndexPath) -> UICollectionViewCell { let cell = collectionView.dequeueReusableCellWithReuseIdentifier("cellId", forIndexPath: indexPath) return cell } func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAtIndexPath indexPath: NSIndexPath) -> CGSize { let height = (view.frame.width - 16 - 16) * 9 / 16 return CGSizeMake(view.frame.width, height + 16 + 68) } func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, minimumLineSpacingForSectionAtIndex section: Int) -> CGFloat { return 0 } } !codebreak

UIColor extension

!codebreak !syntax-highlight extension UIColor { static func rgb(red: CGFloat, green: CGFloat, blue: CGFloat) -> UIColor { return UIColor(red: red/255, green: green/255, blue: blue/255, alpha: 1) } } !codebreak

UIView

!codebreak !syntax-highlight extension UIView { func addConstraintsWithFormat(format: String, views: UIView...) { var viewsDictionary = [String: UIView]() for (index, view) in views.enumerate() { let key = "v\(index)" view.translatesAutoresizingMaskIntoConstraints = false viewsDictionary[key] = view } addConstraints(NSLayoutConstraint.constraintsWithVisualFormat(format, options: NSLayoutFormatOptions(), metrics: nil, views: viewsDictionary)) } } !codebreak

AppDelegate

!codebreak !syntax-highlight func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool { window = UIWindow(frame: UIScreen.mainScreen().bounds) window?.makeKeyAndVisible() let layout = UICollectionViewFlowLayout() window?.rootViewController = UINavigationController(rootViewController: HomeController(collectionViewLayout: layout)) UINavigationBar.appearance().barTintColor = UIColor.rgb(230, green: 32, blue: 31) application.statusBarStyle = .LightContent let statusBarBackgroundView = UIView() statusBarBackgroundView.backgroundColor = UIColor.rgb(194, green: 31, blue: 31) window?.addSubview(statusBarBackgroundView) window?.addConstraintsWithFormat("H:|[v0]|", views: statusBarBackgroundView) window?.addConstraintsWithFormat("V:|[v0(20)]", views: statusBarBackgroundView) return true } !codebreak

VideoCell.swift

!codebreak !syntax-highlight class VideoCell: UICollectionViewCell { override init(frame: CGRect) { super.init(frame: frame) setupViews() } let thumbnailImageView: UIImageView = { let imageView = UIImageView() imageView.image = UIImage(named: "taylor_swift_blank_space") imageView.contentMode = .ScaleAspectFill imageView.clipsToBounds = true return imageView }() let userProfileImageView: UIImageView = { let imageView = UIImageView() imageView.image = UIImage(named: "taylor_swift_profile") imageView.layer.cornerRadius = 22 imageView.layer.masksToBounds = true return imageView }() let separatorView: UIView = { let view = UIView() view.backgroundColor = UIColor(red: 230/255, green: 230/255, blue: 230/255, alpha: 1) return view }() let titleLabel: UILabel = { let label = UILabel() label.translatesAutoresizingMaskIntoConstraints = false label.text = "Taylor Swift - Blank Space" return label }() let subtitleTextView: UITextView = { let textView = UITextView() textView.translatesAutoresizingMaskIntoConstraints = false textView.text = "TaylorSwiftVEVO • 1,604,684,607 views • 2 years ago" textView.textContainerInset = UIEdgeInsetsMake(0, -4, 0, 0) textView.textColor = UIColor.lightGrayColor() return textView }() func setupViews() { addSubview(thumbnailImageView) addSubview(separatorView) addSubview(userProfileImageView) addSubview(titleLabel) addSubview(subtitleTextView) addConstraintsWithFormat("H:|-16-[v0]-16-|", views: thumbnailImageView) addConstraintsWithFormat("H:|-16-[v0(44)]", views: userProfileImageView) //vertical constraints addConstraintsWithFormat("V:|-16-[v0]-8-[v1(44)]-16-[v2(1)]|", views: thumbnailImageView, userProfileImageView, separatorView) addConstraintsWithFormat("H:|[v0]|", views: separatorView) //top constraint addConstraint(NSLayoutConstraint(item: titleLabel, attribute: .Top, relatedBy: .Equal, toItem: thumbnailImageView, attribute: .Bottom, multiplier: 1, constant: 8)) //left constraint addConstraint(NSLayoutConstraint(item: titleLabel, attribute: .Left, relatedBy: .Equal, toItem: userProfileImageView, attribute: .Right, multiplier: 1, constant: 8)) //right constraint addConstraint(NSLayoutConstraint(item: titleLabel, attribute: .Right, relatedBy: .Equal, toItem: thumbnailImageView, attribute: .Right, multiplier: 1, constant: 0)) //height constraint addConstraint(NSLayoutConstraint(item: titleLabel, attribute: .Height, relatedBy: .Equal, toItem: self, attribute: .Height, multiplier: 0, constant: 20)) //top constraint addConstraint(NSLayoutConstraint(item: subtitleTextView, attribute: .Top, relatedBy: .Equal, toItem: titleLabel, attribute: .Bottom, multiplier: 1, constant: 4)) //left constraint addConstraint(NSLayoutConstraint(item: subtitleTextView, attribute: .Left, relatedBy: .Equal, toItem: userProfileImageView, attribute: .Right, multiplier: 1, constant: 8)) //right constraint addConstraint(NSLayoutConstraint(item: subtitleTextView, attribute: .Right, relatedBy: .Equal, toItem: thumbnailImageView, attribute: .Right, multiplier: 1, constant: 0)) //height constraint addConstraint(NSLayoutConstraint(item: subtitleTextView, attribute: .Height, relatedBy: .Equal, toItem: self, attribute: .Height, multiplier: 0, constant: 30)) } required init?(coder aDecoder: NSCoder) { fatalError("init(coder:) has not been implemented") } }