自己平常用的广告滚动

- (void)viewDidLoad {

    [superviewDidLoad];

    NSLog(@"w= %f , h= %f",MAINWIDTH,MAINHEIGHT);

    

    [selfscrollView];

    [selfprojectionImage];

    

   for (int i=0; i<3; i++) {

       NSString *imageName = [NSStringstringWithFormat:@"picture%02d",i+1];

       image = [UIImageimageNamed:imageName];

        

       UIImageView *imageView = [[UIImageViewalloc]initWithFrame:self.scrollView.bounds];

        imageView.image =image;

        

        [self.scrollViewaddSubview:imageView];

    }

    [self.scrollView.subviewsenumerateObjectsUsingBlock:^(UIImageView *imageView,NSUInteger idx, BOOL *stop) {

       CGRect frame = imageView.frame;

        frame.origin.x = idx * frame.size.width;

        

        imageView.frame = frame;

    }];

    

    [selfpageView];

    

    self.pageView.currentPage =0;

    [selfstartTimer];

}

- (void)startTimer

{

    self.timer = [NSTimerscheduledTimerWithTimeInterval:2.0target:selfselector:@selector(updateTimer)userInfo:nilrepeats:YES];

    [[NSRunLoopcurrentRunLoop] addTimer:self.timerforMode:NSRunLoopCommonModes];

}

- (void)updateTimer

{

   int page = (self.pageView.currentPage +1) %3;

   self.pageView.currentPage = page;

    

    [selfpageChanged:self.pageView];

}

- (void)scrollViewWillBeginDragging:(UIScrollView *)scrollView

{

    [self.timerinvalidate];

}

- (void)scrollViewDidEndDragging:(UIScrollView *)scrollView willDecelerate:(BOOL)decelerate

{

    [selfstartTimer];

}