Airplay: Creating Apps with (Split) Personality

Transcript

1. AirPlay: Creating Apps with (Split) Personality 360iDev September 2013 Denver,

   CO Jay Thrash @jaythrash jaythrash.com Wednesday, September 11, 13

2. Airplay Modes Images: http://www.apple.com/airplay/ Wednesday, September 11, 13

3. Airplay Modes Images: http://www.apple.com/airplay/ Wednesday, September 11, 13

4. Airplay Modes Images: http://www.apple.com/airplay/ Wednesday, September 11, 13

5. Agenda •Detection •Interrogation •Initialization •Implementation Wednesday, September 11, 13

6. Detection (Active) Wednesday, September 11, 13

7. Detection (Active) if ([[UIScreen screens] count] > 1) { //

   You have an external screen! } Wednesday, September 11, 13

8. Detection (Passive) Wednesday, September 11, 13

9. Detection (Passive) [center addObserver:self selector:@selector(screenConnected:) name:UIScreenDidConnectNotification object:nil]; Wednesday, September 11,

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10. Detection (Passive) [center addObserver:self selector:@selector(screenConnected:) name:UIScreenDidConnectNotification object:nil]; [center addObserver:self selector:@selector(screenDisconnected:)

    name:UIScreenDidDisconnectNotification object:nil]; Wednesday, September 11, 13

11. Demo PhotoScroll w/FingerPrints Wednesday, September 11, 13

12. Interrogation (screen characteristics) UIScreenMode • size (resolution) • pixelAspectRatio Wednesday,

    September 11, 13

13. Interrogation (screen characteristics) Wednesday, September 11, 13

14. Interrogation (screen characteristics) [UIScreen screens][1].availableModes; Wednesday, September 11, 13

15. Interrogation (screen characteristics) [UIScreen screens][1].availableModes; [UIScreen screens][1].preferredMode; Wednesday, September 11,

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16. Initialization (do my bidding!) Wednesday, September 11, 13

17. Initialization (do my bidding!) externalScreen.currentMode = selectedMode; Wednesday, September 11,

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18. Initialization (do my bidding!) externalScreen.currentMode = selectedMode; CGRect windowFrame =

    CGRectZero; windowFrame.size = selectedMode.size; UIWindow *externalWindow = [[UIWindow alloc]init]; externalWindow.screen = externalScreen; externalWindow.frame = windowFrame; Wednesday, September 11, 13

19. Demo MultiScreen Wednesday, September 11, 13

20. Implementation UIKit App? • externalWindow addSubview: to draw elements on

    externally • manually scale & position assets relative to screen resolution (@2x only applies to mainScreen) Wednesday, September 11, 13

21. Implementation Perfomance App? (Game) • UIScreenOverscanCompensation handles pixel loss at

    screen edges • displayLinkWithTarget:selector sync drawing with refresh rate Wednesday, September 11, 13

22. Simulator → TV Out is your friend! Wednesday, September 11,

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23. Demo Phamily Pheud Wednesday, September 11, 13

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27. Demo Phamily Pheud Wednesday, September 11, 13

28. Don’t Forget... A+++!!! Would watch again! Wednesday, September 11, 13

29. Don’t Forget... No Angry Birds demo. Lame. Wednesday, September 11,

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30. 360iDev September 2013 Denver, CO Jay Thrash @jaythrash jaythrash.com Thanks!

    Wednesday, September 11, 13