New Goodness

New

Goodness Christopher M. Judd

Thursday, October 24, 13

Christopher M. Judd CTO and Partner at leader Columbus

Thursday, October 24, 13

Developer User Group (CIDUG)

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Thursday, October 24, 13

Agenda

UIKit Dynamics Multitasking MapKit

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UIKit Dynamics

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physics and animation

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UIGravityBehavior UICollisionBehavior UIPushBehavior UIAttachmentBehavior UISnapBehavior UIDynamicItemBehavior

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Demo

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UIDynamicAnimator

UIDynamicBehavior

UIDynamicItem

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UIView

UIGravityBehavior

UIView

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#import "MSDDViewController.h" @interface MSDDViewController () @property (nonatomic, strong) UIDynamicAnimator *animator; @property (nonatomic, strong) UIGravityBehavior *gravityBehavior; @end @implementation MSDDViewController - (void)viewDidLoad { [super viewDidLoad]; UIDynamicAnimator *animator = [[UIDynamicAnimator alloc] initWithReferenceView:self.view]; self.animator = animator;

}

UIGravityBehavior *gravityBehavior = [[UIGravityBehavior alloc] initWithItems:nil]; [self.animator addBehavior: gravityBehavior]; self.gravityBehavior = gravityBehavior;

- (IBAction)drop:(id)sender { UIView *box = [[UIView alloc] initWithFrame:CGRectMake(412, 0, 100, 100)]; box.backgroundColor = [self randomColor]; [[self view] addSubview:box]; }

[self.gravityBehavior addItem:box];

- (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; } - (UIColor*)randomColor { CGFloat hue = ( arc4random() % 256 / 256.0 ); // 0.0 to 1.0 CGFloat saturation = ( arc4random() % 128 / 256.0 ) + 0.5; // 0.5 to 1.0, away from white CGFloat brightness = ( arc4random() % 128 / 256.0 ) + 0.5; // 0.5 to 1.0, away from black return [UIColor colorWithHue:hue saturation:saturation brightness:brightness alpha:1]; } @end Thursday, October 24, 13

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#import "MSDDViewController.h" @interface MSDDViewController () @property (nonatomic, strong) UIDynamicAnimator *animator; @property (nonatomic, strong) UIGravityBehavior *gravityBehavior; @property (nonatomic, strong) UICollisionBehavior *collisionBehavior; @end @implementation MSDDViewController - (void)viewDidLoad { [super viewDidLoad]; UIDynamicAnimator *animator = [[UIDynamicAnimator alloc] initWithReferenceView:self.view]; self.animator = animator; UIGravityBehavior *gravityBehavior = [[UIGravityBehavior alloc] initWithItems:nil]; [self.animator addBehavior: gravityBehavior]; self.gravityBehavior = gravityBehavior;

}

UICollisionBehavior *collisionBehavior = [[UICollisionBehavior alloc] initWithItems:nil]; collisionBehavior.translatesReferenceBoundsIntoBoundary = YES; collisionBehavior.collisionMode = UICollisionBehaviorModeEverything; collisionBehavior.collisionDelegate = self; [self.animator addBehavior:collisionBehavior]; self.collisionBehavior = collisionBehavior;

- (IBAction)drop:(id)sender { UIView *box = [[UIView alloc] initWithFrame:CGRectMake(412, 0, 100, 100)]; box.backgroundColor = [self randomColor]; [[self view] addSubview:box];

} @end

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[self.gravityBehavior addItem:box]; [self.collisionBehavior addItem:box];

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https://developer.apple.com/library/ios/samplecode/DynamicsCatalog/Introduction/Intro.html Thursday, October 24, 13

New Multitasking

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content updates

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Background Fetch

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#import "MSBFAppDelegate.h" @implementation MSBFAppDelegate - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { [application setMinimumBackgroundFetchInterval:UIApplicationBackgroundFetchIntervalMinimum]; return YES; } - (void)application:(UIApplication *)application performFetchWithCompletionHandler:(void (^)(UIBackgroundFetchResult result))completionHandler { NSLog(@"Background Fetching...."); //fetch the latest content completionHandler(UIBackgroundFetchResultNewData); } ! ! ! ! ! ! ! @end

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Debug > Simulate Background Fetch

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Remote Notifications

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#import "MSBFAppDelegate.h" @implementation MSBFAppDelegate - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { [[UIApplication sharedApplication] registerForRemoteNotificationTypes: (UIRemoteNotificationTypeNewsstandContentAvailability| UIRemoteNotificationTypeBadge | UIRemoteNotificationTypeSound | UIRemoteNotificationTypeAlert)]; }

return YES;

- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(void (^)(UIBackgroundFetchResult result))handler { NSDictionary *apsInfo = [userInfo objectForKey:@"aps"]; if( [apsInfo objectForKey:@"content-available"] != NULL) { NSLog(@"Silently ReceiveRemoteNotification..."); } }

aps { content-available: 1 }

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Background Transfer Service

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NSString *googleBooksUrl = @"https://www.googleapis.com/books/v1/volumes?q=ios"; NSURLSession *session = [NSURLSession sharedSession]; [[session dataTaskWithURL:[NSURL URLWithString:googleBooksUrl] completionHandler:^(NSData *data, NSURLResponse *response, NSError *error) { NSLog(@"Received content..."); completionHandler(UIBackgroundFetchResultNewData); }] resume];

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MapKit

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Overlay levels MKCamera (position, tilt, heading) MKMapSnapshotter MKDirections & MKRoute(route-information) MKGeodesicPolyline MKOverlayRender (replaces overlay views) MKTileOverlay & MKTileOverlayRender Thursday, October 24, 13

Pitch Heading Altitude

mapView.camera.pitch = 45.0;

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Christopher M. Judd CTO and Partner email: [email protected] web: www.juddsolutions.com blog: juddsolutions.blogspot.com twitter: javajudd

Thursday, October 24, 13