SnapKitHelperView.swift

import Foundation
import SnapKit

let screenWidth = UIScreen.mainScreen().bounds.width

class SnapKitHelperView:UIView{
    
    var debugConstraints = false


    override func layoutSubviews() {
        super.layoutSubviews()

        
        if(debugConstraints){
            for c in self.constraints{
                print("constraints:",c.firstAttribute)
            }
            self.backgroundColor = self.getRandomColor();
        }
    }
    
    func labelByTag(tag:Int) -> UILabel{
        if let view = self.viewWithTag(tag) as? UILabel{
            return view;
        }else{
            print("FATAL missing label by tag ",tag)
            fatalError()
        }
        return UILabel()
    }
    func viewByTag(tag:Int) -> UIView{
        if let view = self.viewWithTag(tag){
            return view;
        }else{
            print("FATAL missing view by tag ",tag)
            fatalError()
        }
        return UIView()
    }
    func imageViewByTag(tag:Int) -> UIImageView{
        if let view = self.viewWithTag(tag) as? UIImageView{
            return view;
        }else{
            print("FATAL missing image by tag ",tag)
            fatalError()
        }
        return UIImageView()
    }
    
    func getRandomColor() -> UIColor{
        let randomGreen:CGFloat = CGFloat(drand48())
        let randomBlue:CGFloat = CGFloat(drand48())
        return UIColor(red: 1, green: randomGreen, blue: randomBlue, alpha: 1.0)
    }
    
    
}