간단한 흔들기 제스쳐

ViewController.h

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController

@property(nonatomic, strong) IBOutlet UIImageView *myImageView;

@end

ViewController.m

#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

@synthesize myImageView;

- (BOOL)canBecomeFirstResponder

{

    return YES;

}

- (void)viewDidAppear:(BOOL)animated

{

    [self becomeFirstResponder];

}

// 흔들기 시작할 때 호출됨

- (void)motionBegan:(UIEventSubtype)motion withEvent:(UIEvent *)event

{

    [self.myImageView setImage:[UIImage imageNamed:@"dice.png"]];

}

// 흔들기 마칠 때 호출함

- (void)motionEnded:(UIEventSubtype)motion withEvent:(UIEvent *)event

{

    NSString *str = [NSString stringWithFormat:@"dice%d.png", arc4random()%6+1];

    [self.myImageView setImage:[UIImage imageNamed:str]];

}

- (void)viewDidLoad

{

    random();

    [super viewDidLoad];

// Do any additional setup after loading the view, typically from a nib.

}

- (void)didReceiveMemoryWarning

{

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}

@end