TZDragDropImageCollectionView

View containing a collection of UIImages and that supports Drag and Drop feature.

Installation

Use Swift Package Manager.

Usage

In your xib file or Storyboard, click on the UIView, go to the Identity Inspector and change the Custom Class to TZDragDropImageCollectionView. In your ViewController, set the items of the collection view

let images = [UIImage(systemName: "plus")!, UIImage(systemName: "pencil")!, UIImage(systemName: "trash")!, UIImage(systemName: "folder")!]
(self.view as? TZDraggableCollectionView)?.items = images.shuffled()

Change the Column Count if required. default is 3.

(self.view as? TZDraggableCollectionView)?.columnsCount = 2

Use Closure to get new reordered array.

(self.view as? TZDraggableCollectionView)?.didFinishReorderCompletionHandler = { shuffled in
    if images == shuffled {
        print("Correct")
    }
}

Reference

Read this blog. Most of the code is from this blog Drag, Drop & Reorder Collection View Cells into One or More UICollectionView by Max Nelson

License

Free to use