BubbleTransition with Objective-C

// BubbleTransition imported as a pod with Cocoapods: // // pod 'BubbleTransition' // use_frameworks! //

#import "ViewController.h" @import BubbleTransition;

@interface ViewController ()

@property (weak, nonatomic) IBOutlet UIButton *button; @property (strong, nonatomic) BubbleTransition *transition;

@end

@implementation ViewController

• (void)viewDidLoad { [super viewDidLoad];

  self.transition = [[BubbleTransition alloc] init]; }

• (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { UIViewController *controller = segue.destinationViewController; controller.transitioningDelegate = self; controller.modalPresentationStyle = UIModalPresentationCustom; }

• (id )animationControllerForPresentedController:(UIViewController *)presented presentingController:(UIViewController *)presenting sourceController:(UIViewController *)source { self.transition.transitionMode = BubbleTransitionModePresent; self.transition.startingPoint = self.button.center; self.transition.bubbleColor = [UIColor grayColor]; return self.transition; }

• (id )animationControllerForDismissedController:(UIViewController *)dismissed { self.transition.transitionMode = BubbleTransitionModeDismiss; self.transition.startingPoint = self.button.center; self.transition.bubbleColor = [UIColor grayColor]; return self.transition; }

@end