Files
Project308/Project308/StopWatchViewController.swift
Timothy Davis 7bb1a7b0ce The Stopwatch itself is fully functional as of this commit.
The only remaining task is to finish up the buttons controlling laps.
2019-04-23 23:00:22 -04:00

120 lines
3.6 KiB
Swift

//
// StopwatchViewController.swift
// Project308
//
// Created by Davis, Timothy A. on 4/19/19.
// Copyright © 2019 Helton, Aaron S. All rights reserved.
//
import UIKit
class StopWatchViewController: UIViewController {
@IBOutlet weak var lapTimeTextView: UITextView!
@IBOutlet weak var timeLabel: UILabel!
@IBOutlet weak var startButton: UIButton!
@IBOutlet weak var lapButton: UIButton!
@IBOutlet weak var stopButton: UIButton!
@IBOutlet weak var clearLastLapButton: UIButton!
@IBOutlet weak var clearAllLapsButton: UIButton!
@IBOutlet weak var clearTimesButton: UIButton!
var elapsedTime : Double = 0
var isRunning : Bool = false
func timeLoop()
{
DispatchQueue.global(qos: .background).async {
var currentTime = Date()
var previousTime = currentTime
while(self.isRunning) {
currentTime = Date()
self.elapsedTime += currentTime.timeIntervalSince(previousTime)
previousTime = currentTime
let hours = floor(self.elapsedTime/3600)
let minutes = Int((self.elapsedTime/60)) % 60
let seconds = Int(floor(self.elapsedTime))%60
let millis = Int(floor((self.elapsedTime * 1000))) % 1000
let hourStr = String.init(format: "%d", hours)
let minuteStr = String.init(format: "%02d", minutes)
let secondsStr = String.init(format: "%02d", seconds)
let millisStr = String.init(format: "%03d", millis)
let timeString = "\(hourStr):\(minuteStr):\(secondsStr).\(millisStr)"
print("TimeSTR: " + timeString)
DispatchQueue.main.async {
self.timeLabel.text! = timeString
}
usleep(1000)
}
}
}
@IBAction func startButtonPressed(_ sender: UIButton) {
startButton.isEnabled = false
lapButton.isEnabled = true
stopButton.isEnabled = true
isRunning = true
timeLoop()
}
@IBAction func labButtonPressed(_ sender: UIButton) {
clearLastLapButton.isEnabled = true
clearAllLapsButton.isEnabled = true
}
@IBAction func stopButtonPressed(_ sender: UIButton) {
startButton.isEnabled = true
stopButton.isEnabled = false
clearTimesButton.isEnabled = true
isRunning = false
}
@IBAction func clearLastLapButtonPressed(_ sender: UIButton) {
if lapTimeTextView.text! == "" {
clearLastLapButton.isEnabled = false
clearAllLapsButton.isEnabled = false
} else {
}
}
@IBAction func clearAllLapsButtonPressed(_ sender: UIButton) {
clearLastLapButton.isEnabled = false
clearAllLapsButton.isEnabled = false
lapTimeTextView.text! = ""
}
@IBAction func clearTimeButtonPressed(_ sender: UIButton) {
startButton.isEnabled = true
elapsedTime = 0
timeLabel.text! = "0:00:00.000"
}
override func viewDidLoad() {
super.viewDidLoad()
// Do any additional setup after loading the view.
}
/*
// MARK: - Navigation
// In a storyboard-based application, you will often want to do a little preparation before navigation
override func prepare(for segue: UIStoryboardSegue, sender: Any?) {
// Get the new view controller using segue.destination.
// Pass the selected object to the new view controller.
}
*/
}