UIScrollView滑动获取当前页
#pragma mark -- UIScrollViewDelegate
- (void)scrollViewDidEndDecelerating:(UIScrollView *)scrollView{
CGFloat pageWidth = scrollView.frame.size.width;
int currentPage = floor((scrollView.contentOffset.x - pageWidth / 2) / pageWidth) + 1;
if (currentPage == self.dataArray.count - 1) {
NSLog(@"最后一页");
}else if (currentPage == 0){
NSLog(@"第一页");
}else{
NSLog(@"中间页");
}
}
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