itemsForAddingTo.swift

func dragInteraction(_ interaction: UIDragInteraction, itemsForAddingTo session: UIDragSession, withTouchAt point: CGPoint) -> [UIDragItem] {
        // Adicionar novos itens a seleção
        if let textView = interaction.view as? UITextView {
            let textToDrag = textView.text
            let provider = NSItemProvider(object: textToDrag! as NSString)
            let item = UIDragItem(itemProvider: provider)
            return [item]
        }
        else if let imageView = interaction.view as? UIImageView {
            guard let image = imageView.image else { return [] }
            let provider = NSItemProvider(object: image)
            let item = UIDragItem(itemProvider: provider)
            return [item]
        }
        return []
    }
    
}