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ViewController.swift
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ViewController.swift
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//
// ViewController.swift
// StormViewer
//
// Created by Julian Moorhouse on 04/07/2019.
// Copyright © 2019 Mindwarp Consultancy Ltd. All rights reserved.
//
import UIKit
class ViewController: UICollectionViewController {
var storms = [Storm]()
override func viewDidLoad() {
super.viewDidLoad()
title = "Storm Viewer"
navigationController?.navigationBar.prefersLargeTitles = true
performSelector(inBackground: #selector(loadImages), with: nil)
}
override func collectionView(_ collectionView: UICollectionView, numberOfItemsInSection section: Int) -> Int {
return storms.count
}
override func collectionView(_ collectionView: UICollectionView, cellForItemAt indexPath: IndexPath) -> UICollectionViewCell {
guard let cell = collectionView.dequeueReusableCell(withReuseIdentifier: "Storm", for: indexPath) as? StormCell else {
fatalError("Unable to dequeue StormCell")
}
let storm = storms[indexPath.item]
cell.Name.text = storm.name
cell.ImageView.image = UIImage(named: storm.image)
cell.ImageView.layer.borderColor = UIColor(white: 0, alpha: 0.3).cgColor
cell.ImageView.layer.borderWidth = 2
cell.ImageView.layer.cornerRadius = 3
cell.layer.cornerRadius = 7
return cell
}
override func collectionView(_ collectionView: UICollectionView, didSelectItemAt indexPath: IndexPath) {
if let vc = storyboard?.instantiateViewController(withIdentifier: "Detail") as? DetailViewController {
let storm = storms[indexPath.item]
vc.selectedImage = storm.image
vc.selectedPictureNumber = indexPath.row + 1
vc.totalPictures = storms.count
navigationController?.pushViewController(vc, animated: true)
}
}
@objc func loadImages() {
let fm = FileManager.default
let path = Bundle.main.resourcePath!
let items = try! fm.contentsOfDirectory(atPath: path)
for item in items {
if item.hasPrefix("nssl") {
// this is a picture to load!
let storm = Storm(name: item, image: item)
storms.append(storm)
}
}
//storms.sort()
print(storms)
collectionView.performSelector(onMainThread: #selector(UICollectionView.reloadData), with: nil, waitUntilDone: false)
}
}