图片滑动效果

- (void)viewDidLoad

{

    [superviewDidLoad];

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

    self.scrollView.contentSize=CGSizeMake(2090,245);

    self.scrollView.contentOffset=CGPointMake(0,0);

   for (int i=0; i<=11; i++)

    {

       UIImageView *imageView=[[UIImageViewalloc]initWithFrame:CGRectMake(190*i,0, 190, 245)];

        imageView.userInteractionEnabled=YES;

        

        UITapGestureRecognizer *tap=[[UITapGestureRecognizeralloc]initWithTarget:selfaction:@selector(tapDown:)];

        [imageViewaddGestureRecognizer:tap];

        

       NSString *s=[NSStringstringWithFormat:@"%d.png",i];

        

       UIImage *image=[UIImageimageNamed:s];

        

        imageView.image=image;

        [self.scrollViewaddSubview:imageView];

    }

    

}

-(void)tapDown:(UITapGestureRecognizer *)tap

{

   UIImageView *imageView=(UIImageView *)tap.view;

    self.imageView.image=imageView.image;

}