     
 }
 
-// MARK: ResizableCollectionView
+// MARK: - ResizableCollectionView
 public class ResizableCollectionView: UICollectionView {
     
     /// ResizableCollectionViewDelegate

    func thresholdOfZoom(collectionView: ResizableCollectionView) -> CGFloat
}

// MARK: ResizableCollectionViewDataSource - default implementation
extension ResizableCollectionViewDataSource {
    func minNumberOfCellsInLine(collectionView: ResizableCollectionView) -> Int {
        return DefaultNumberOfCells.min

    
}

// MARK: - ResizableCollectionViewDataSource
public protocol ResizableCollectionViewDataSource : UICollectionViewDataSource {
    
    func minNumberOfCellsInLine(collectionView: ResizableCollectionView) -> Int
