Social Pinboard iOS App Template in Swift Swift

Code Snippet

//
//  HomeViewController.swift
//  SocialPinboard
//
//  Created by Rajkumar Sharma on 10/04/15.
//  Copyright (c) 2015 MyAppTemplates. All rights reserved.
//

import UIKit

class HomeViewController: UIViewController {

    @IBOutlet var contentScroll : UIScrollView!
    var arrImages : [String] = ["home-pic-1","home-pic-2","home-pic-3","home-pic-4", "outdoor-pic-1", "outdoor-pic-2", "outdoor-pic-3"]
    
    override func viewDidLoad() {
        super.viewDidLoad()
        self.populateScrollView()
        
        // Do any additional setup after loading the view.
    }
    
    func populateScrollView() {
        
        var width = (self.view.frame.size.width - 30) / 2
        var xValueRow1 : CGFloat = CGFloat(10.0)
        var xValueRow2 : CGFloat  = width + 20
        var yValueRow1 : CGFloat = CGFloat(9.0)
        var yValueRow2 : CGFloat = CGFloat(9.0)
        var lastHeight : CGFloat = 0
        var dataHeight : CGFloat = 120
        var margin : CGFloat = 20
        
        for value in 1...7 {
            
            var view : GridView!
            var image : UIImage! = UIImage(named: arrImages[value - 1])
            var height = CGFloat(width) * (image.size.height / image.size.width)
            
            var currentX : CGFloat = xValueRow1
            var currentY : CGFloat = yValueRow1
            if value%2 == 0 {
                currentX = CGFloat(xValueRow2)
                currentY = CGFloat(yValueRow2)
            }
            
            view = GridView(frame: CGRectMake(CGFloat(currentX), CGFloat(currentY), CGFloat((self.view.frame.size.width - 30)/2), height + dataHeight))
            view.backgroundColor = UIColor.whiteColor()
            view.addDataAfterHeight(height)
            
            var ImgView : UIImageView! = UIImageView(frame: CGRectMake(0, 0, width, height))
            ImgView.image = image
            view.addSubview(ImgView)
            
            if value%2 == 0 {
                yValueRow2 = yValueRow2 + height + dataHeight + margin
            } else {
                yValueRow1 = yValueRow1 + height + dataHeight + margin
            }
            
            var Btn : UIButton;
            Btn = UIButton(frame: CGRectMake(0, 0, view.frame.size.width, view.frame.size.height))
            view.addSubview(Btn)
            Btn.addTarget(self, action: "showNextScreen", forControlEvents: UIControlEvents.TouchUpInside)
            contentScroll.addSubview(view)
            if (currentY + height + dataHeight + margin) > lastHeight {
                lastHeight = currentY + height + dataHeight + margin
            }

            contentScroll.contentSize = CGSizeMake(contentScroll.contentSize.width, lastHeight )
        }
    }
    
    func showNextScreen() {
        self.performSegueWithIdentifier("showDetail", sender: nil)
    }

    override func didReceiveMemoryWarning() {
        super.didReceiveMemoryWarning()
        // Dispose of any resources that can be recreated.
    }
    
    @IBAction func backBtnTapped(sender : UIButton) {
        self.navigationController?.popViewControllerAnimated(true)
    }

    /*
    // MARK: - Navigation

    // In a storyboard-based application, you will often want to do a little preparation before navigation
    override func prepareForSegue(segue: UIStoryboardSegue, sender: AnyObject?) {
        // Get the new view controller using segue.destinationViewController.
        // Pass the selected object to the new view controller.
    }
    */

}