text: //
  //  SQSheetLayout.h
  //  PhotoTest
  //
  //  Created by Sequenia on 22/06/16.
  //  Copyright © 2016 Sequenia. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface SQSheetLayout : UICollectionViewFlowLayout
  
  @property (nonatomic) CGFloat previewCellHeight;
  
  @end
  