gistfile1.swift

import UIKit
import QuartzCore
import Foundation

class StocksTableViewController: UIViewController, UITableViewDataSource, UITableViewDelegate {
    
    let gradientGreen = Colors().greenGradient()
    
    private let stocks: [(String, Double)] = [("AAPL", 1.5), ("TSLA", -2.5), ("GOOG", 2.5) ]
    
    let cellSize:CGFloat = 120.0
    

    override func viewDidLoad() {
        super.viewDidLoad()
     
        
        
    }
    
    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        

    }
    
    func tableView(tableView: UITableView!, numberOfRowsInSection section: Int) -> Int {
        return stocks.count
        
    }
    
    
    func tableView(tableView: UITableView!, cellForRowAtIndexPath indexPath: NSIndexPath!) -> UITableViewCell! {
      
        
        var cell:UITableViewCell = UITableViewCell(style: UITableViewCellStyle.Value1, reuseIdentifier: "cellID")
        cell.textLabel.text = stocks[indexPath.row].0 // Position 0 of the tuple, AAPL in this case
        cell.detailTextLabel.text = "\(stocks[indexPath.row].1)" + "%"
       
     
        
       
        return cell
        
    }
    
    
    
    func tableView(tableView: UITableView!, didSelectRowAtIndexPath indexPath: NSIndexPath!) {
        NSLog("\(stocks[indexPath.row].0)")
        
        
        
    }
    
    func tableView(tableView: UITableView!, willDisplayCell cell: UITableViewCell!, forRowAtIndexPath indexPath: NSIndexPath!) {

        switch stocks[indexPath.row].1 {
        case let x where x > 0.0: // Positive %
           
           gradientGreen.frame = cell.contentView.bounds
           var view = UIView(frame: cell.bounds)
           cell.backgroundView = view
 
           cell.contentView.layer.insertSublayer(self.gradientGreen, atIndex: 0)
            

            
        case let x where x < 0.0: // Negative %
            
            // rgb(252,61,57)
            cell.backgroundColor = UIColor(red: 252.0/255.0, green: 61/255.0, blue: 57.0/255.0, alpha: 1.0)
        case let x:
            
            cell.backgroundColor = UIColor.purpleColor()
            
            
        }
        
        cell.textLabel.textColor = UIColor.whiteColor()
        cell.detailTextLabel.textColor = UIColor.whiteColor()
        cell.textLabel.font = UIFont(name: "HelveticaNeue", size: 48)
        cell.detailTextLabel.font = UIFont(name: "HelveticaNeue", size: 24)
        cell.textLabel.shadowColor = UIColor(red: 0, green: 0, blue: 0, alpha: 0.25)
        cell.textLabel.shadowOffset = CGSize(width: 0, height: 1)
        cell.detailTextLabel.shadowColor = UIColor(red: 0, green: 0, blue: 0, alpha: 0.25)
        cell.detailTextLabel.shadowOffset = CGSize(width: 0, height: 1)


        
        
    }
    
    func tableView(tableView: UITableView!, heightForRowAtIndexPath indexPath: NSIndexPath!) -> CGFloat {
        return cellSize
    }

   }