GPA-Analyst/GPACalculator.swift at master · SDeopura/GPA-Analyst · GitHub

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//
//  GPACalculator.swift
//  CalculatorApp
//
//  Created by Sauarbh on 12/07/16.
//  Copyright © 2016 Calculator. All rights reserved.
//
import UIKit


class GPACalculator: UIViewController,UITextFieldDelegate,UIScrollViewDelegate {


    @IBOutlet var scrollviewMain: UIScrollView!

    @IBOutlet var h1: UITextField!

    @IBOutlet var h2: UITextField!

    @IBOutlet var h3: UITextField!

    @IBOutlet var h4: UITextField!


    @IBOutlet var s1: UITextField!

    @IBOutlet var s2: UITextField!

    @IBOutlet var s3: UITextField!

    @IBOutlet var s4: UITextField!

    @IBOutlet var gp1: UITextField!

    @IBOutlet var gp2: UITextField!

    @IBOutlet var totalGPA: UILabel!

    @IBOutlet var gp3: UITextField!

    @IBOutlet var gp4: UITextField!

    @IBOutlet var totalHoursLabel: UILabel!

    @IBOutlet var totalPointsLabel: UILabel!

    var points : Float = 0
    var hours: Float = 0

    override func viewDidLoad() {

        super.viewDidLoad()

        s1.delegate = self

        self.scrollviewMain.contentSize = CGSize(width: self.view.frame.size.width, height: 530)


        // Do any additional setup after loading the view.
        self.gp1.delegate = self;
        self.gp2.delegate = self;
        self.gp3.delegate = self;
        self.gp4.delegate = self;
       // self.calculate as (AnyObject);.delegate = self;

    }


    override func didReceiveMemoryWarning() {

        super.didReceiveMemoryWarning()

        // Dispose of any resources that can be recreated.

    }

    func gradeCal(_ str: String)-> Float{

        switch str{

        case "": return 0
        case "A+" , "4" : return 4.00
        case "A" , "4" : return 4.00
        case "A-" , "3.7" : return 3.70
        case "B+" , "3.33" :  return 3.33
        case "B" ,"3" : return 3.00
        case "B-" , "2.7" : return 2.70
        case "C+" , "2.3" : return 2.30
        case "C" , "2" : return 2.00
        case "C-" , "1.7" : return 1.70
        case "D+" , "1.3" : return 1.30
        case "D" , "1" : return 1.00
        case "D-" , "0.7 ": return 0.70
        case "F" , "0" : return 0
        default: return 0
        }

    }

    func hourCal(_ str: String)-> Float{

        if (str != "") {

        return Float(NumberFormatter().number(from: str)!.doubleValue)
        }
        else{
         return 0
        }
    }

    @IBAction func calculate(_ sender: AnyObject) {


        let g1: Float = gradeCal(gp1.text!)
        let g2: Float = gradeCal(gp2.text!)
        let g3: Float = gradeCal(gp3.text!)
        let g4: Float = gradeCal(gp4.text!)


       let hp1: Float =  hourCal(h1.text!)
       let hp2: Float =  hourCal(h2.text!)
       let hp3: Float =  hourCal(h3.text!)
       let hp4: Float =  hourCal(h4.text!)

        hours = hp1+hp2+hp3+hp4
        totalHoursLabel.text = "\(hours)"
        points = (hp1*g1) + (hp2*g2) + (hp3*g3) + (hp4*g4)
        totalPointsLabel.text = "\(points)"

        let gpa: Float = points/hours
        totalGPA.text = "Total GPA = \(gpa)"

    }

    @objc(textFieldDidEndEditing:) @IBAction func textFieldDidEndEditing(_ sender: UITextField){

        sender.resignFirstResponder()

    }

    @IBAction func backgroundTap(_ sender: UIControl){

        h1.resignFirstResponder()

        h2.resignFirstResponder()

        h3.resignFirstResponder()

        h4.resignFirstResponder()

        s1.resignFirstResponder()

        s2.resignFirstResponder()

        s3.resignFirstResponder()

        s4.resignFirstResponder()
        gp1.resignFirstResponder()

        gp2.resignFirstResponder()

        gp3.resignFirstResponder()

        gp4.resignFirstResponder()

    }

    func textFieldShouldReturn(_ textField: UITextField) -> Bool
    {
        self.view.endEditing(true)
        return false
    }

}


    /*
    // 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.
    }


    let viewControllers: [UIViewController] = self.SwitchController!.viewControllers as! [UIViewController];

    for  in Switch Controller{
    if(GPA Calculator is Calculator){
    self.navigationController!.popToViewController(aViewController, animated: true);
    }
    }

    func textFieldShouldReturn(userText: UITextField!) -> Bool {
        userText.resignFirstResponder()
        return true;
    }

}*/