ios中摇一摇功能的使用

#import "infosYYYViewController.h"

@interface infosYYYViewController ()

{

    UIImageView * _iViewBird;

}

@end

@implementation infosYYYViewController

- (void)viewDidLoad {

    [superviewDidLoad];

    

    self.view.backgroundColor=[UIColororangeColor];

    

    //设置允许摇一摇功能，一般默认yes

    [UIApplication sharedApplication].applicationSupportsShakeToEdit=YES;

    //让自己成为第一响应者，如果viewcontroller不是第一响应者无法触发，一般默认是第一响应者

    [selfbecomeFirstResponder];

    [self createUI];

    

}

-(void)createUI

{//主画布

    UIView * view=[[UIViewalloc]initWithFrame:self.view.bounds];

    [self.view addSubview:view];

    

    //加载背影图片

    UIImageView * iViewBG=[[UIImageViewalloc]initWithFrame:view.bounds];

    iViewBG.image=[UIImageimageNamed:@"back2.jpg"];

    

    [view addSubview:iViewBG];

    

    //创建鸟的动画视图

    _iViewBird=[[UIImageViewalloc]initWithFrame:CGRectMake(110,150, 60,48)];

    _iViewBird.image=[UIImageimageNamed:@"DOVE 1"];

    [view addSubview:_iViewBird];

    

    NSMutableArray * arrayImage=[[NSMutableArrayalloc]init];

    for (NSInteger i=1; i<19; i++) {

        UIImage * image=[UIImageimageNamed:[NSString stringWithFormat:@"DOVE %i.png",i]];

        [arrayImage addObject:image];

    }

    _iViewBird.animationImages=arrayImage;

    _iViewBird.animationDuration=1;

    _iViewBird.animationRepeatCount=0;

}

//其实摇一摇也就三个方法，上面完全可以不用实现

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

{

    NSLog(@"摇动开始");

    [_iViewBirdstartAnimating];

}

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

{

    NSLog(@"摇动取消");

    [_iViewBirdstopAnimating];

}

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

{

    //判断是否摇晃结束

    if (event.subtype==UIEventSubtypeMotionShake) {

        NSLog(@"摇动结束");

        

        //三秒之后触发这个方法，不然看不到效果

        [selfperformSelector:@selector(findGirl:)withObject:event afterDelay:3];

    }

}

-(void)findGirl:(UIEvent *)event

{

     [_iViewBird stopAnimating];

}

@end