스위프트 swift 피커뷰 원하는 이미지 선택

//

//  ViewController.swift

//  PickerView

//

//  Created by stayfoolish on 2018. 8. 24..

//  Copyright © 2018년 stayfoolish. All rights reserved.

//

import UIKit

class ViewController: UIViewController, UIPickerViewDelegate, UIPickerViewDataSource {

    let MAX_ARRAY_NUM = 12

    let PICKER_VIEW_COLUMN = 1

    var imageArray = [UIImage?]()

    var imageFileName = ["1.jpg","2.jpg","3.jpg","4.jpg","5.jpg","6.jpg","7.jpg","8.jpg","9.jpg","10.jpg","11.jpg","12.jpg",]

    @IBOutlet var pickerImage: UIPickerView!

    @IBOutlet var lblImageFileNmae: UILabel!

    @IBOutlet var imageView: UIImageView!

    

    override func viewDidLoad() {

        super.viewDidLoad()

        // Do any additional setup after loading the view, typically from a nib.

        for i in 0 ..< MAX_ARRAY_NUM{

            let image = UIImage(named: imageFileName[i])

            imageArray.append(image)

        }

        

        lblImageFileNmae.text = imageFileName[0]

        imageView.image = imageArray[0]

    }

    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

    func numberOfComponents(in pickerView: UIPickerView) -> Int {

        return PICKER_VIEW_COLUMN

    }

    

    func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {

        return imageFileName.count

    }

    

/*

    func pickerView(_ pickerView: UIPickerView, titleForRow row: Int , forComponent component: Int ) -> String?{

        return imageFileName[row]

    }

*/

    func pickerView(_ pickerView: UIPickerView, viewForRow row: Int, forComponent component:Int,

                    reusing view: UIView?) -> UIView {

        let imageView = UIImageView(image:imageArray[row])

        imageView.frame = CGRect(x: 0, y: 0, width: 100, height: 150)

        

        return imageView

    }

 

    

 

    func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int ){

        lblImageFileNmae.text = imageFileName[row]

        imageView.image = imageArray[row]

    }

}