CocoaHeads SKG #5 - Introduction to tvOS

The awesome @ipavelas makes a sweet introduction to tvOS

Transcript

1. Intro to tvOS have they finally cracked it? @iPavleas
2. What is it? Apps on TV Derived from iOS New frameworks TVML, TVJS Storage limitations New UX (Indirect input)
3. Frameworks Accelerate AudioToolbox AudioUnit AVFoundation AVKit CFNetwork CloudKit CoreBluetooth CoreData CoreFoundation CoreGraphics CoreImage CoreLocation CoreMedia CoreSpotlight CoreText CoreVideo Darwin Foundation GameController GameKit GameplayKit GLKi ImageIO MachO MapKit MediaAccessibility MediaPlayer MediaToolbox Metal MetalKit MetalPerformanceShaders MobileCoreServices ModelIO OpenGLES SceneKit Security simd SpriteKit StoreKit Swift Standard Library SystemConfiguration UIKit
4. No Photos No AddressBook No Contacts No MessageUI No ReplayKit No HomeKit
5. No WebKit
6. TVML XML, HTML like Templates (formTemplate, menuBarTemplate) Elements (title, img, button)
10. TVJS JavaScript Standard DOM classes + EventListenerObject, Keyboard, NavigationDocument etc Can exist on a server Can bridge native code with JavaScript Core
12. TVML vs Native Slower Less customisable Updates without app review Stock apps look like TVML
13. NSUserDefaults (limited to 500KB) iCloud Key Value Storage (1MB per user, 1024 keys) CloudKit Own server Limited Persistent (local) Storage
14. tvOS app bundle < 200MB
15. New UX - Siri Remote “creates a unique, intimate connection with onscreen content” Focus Parallax images Gestures
16. Focus Engine UIFocusEnvironment protocol UIView, UIViewController, UIWindow, UIPresentationController prefferedFocusView
18. Focus Engine Swipe to move focus: left, right, up, down Internal picture of app’s UI should/ didUpdateFocusInContext setNeedsFocusUpdate
19. Focus Engine UIFocusGuide bottomAnchor, leftAnchor etc
20. Gestures UITapGestureRecognizer: numberOfTaps, allowedPressTypes UILongPressGestureRecognizer: UISwipeGestureRecognizer: UIPanGestureRecognizer:
21. No MultiTouch
23. Existing Projects Standalone binary Universal purchase Share code with existing iOS apps Add new target New storyboards (1920x1080, scale 1x) TestFlight
24. Thank you!