Swift 使用CollectionView 实现图片轮播

项目介绍：

关键代码
[Objective-C] 查看源文件 复制代码

 func returnIndexPath()->NSIndexPath{
var currentIndexPath = cycleCollectionView!.indexPathsForVisibleItems().last
currentIndexPath = NSIndexPath.init(forRow: (currentIndexPath?.row)!, inSection: sectionNum / 2)
cycleCollectionView!.scrollToItemAtIndexPath(currentIndexPath!, atScrollPosition: UICollectionViewScrollPosition.Left, animated: false)
return currentIndexPath!;
}
func nextPageView(){

let indexPath = self.returnIndexPath()
var item = indexPath.row + 1;
var section = indexPath.section;
if item == images.count {
item = 0
section++
}
self.pageControl.currentPage = item;
let nextIndexPath = NSIndexPath.init(forRow: item, inSection: section)
cycleCollectionView!.scrollToItemAtIndexPath(nextIndexPath, atScrollPosition: UICollectionViewScrollPosition.Left, animated: true)
}

DEMO直接下载： ZJCycleScrollView