Step 1 : Add this in viewDidLoad functionÂ
let swipeLeft = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeLeft.direction = .left
self.view.addGestureRecognizer(swipeLeft)
let swipeRight = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeRight.direction = .right
self.view.addGestureRecognizer(swipeRight)
let swipeUp = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeUp.direction = .up
self.view.addGestureRecognizer(swipeUp)
let swipeDown = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeDown.direction = .down
self.view.addGestureRecognizer(swipeDown)
Step 2 : Now create a function as bellow
func handleGesture(gesture: UISwipeGestureRecognizer) -> Void {
if gesture.direction == UISwipeGestureRecognizerDirection.right {
print("Swipe Right")
}
else if gesture.direction == UISwipeGestureRecognizerDirection.left {
print("Swipe Left")
}
else if gesture.direction == UISwipeGestureRecognizerDirection.up {
print("Swipe Up")
}
else if gesture.direction == UISwipeGestureRecognizerDirection.down {
print("Swipe Down")
}
}
Full code :
import UIKit
class ViewController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
let swipeLeft = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeLeft.direction = .left
self.view.addGestureRecognizer(swipeLeft)
let swipeRight = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeRight.direction = .right
self.view.addGestureRecognizer(swipeRight)
let swipeUp = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeUp.direction = .up
self.view.addGestureRecognizer(swipeUp)
let swipeDown = UISwipeGestureRecognizer(target: self, action: #selector(handleGesture))
swipeDown.direction = .down
self.view.addGestureRecognizer(swipeDown)
}
@objc func handleGesture(gesture: UISwipeGestureRecognizer) -> Void {
if gesture.direction == UISwipeGestureRecognizer.Direction.right {
print("Swipe Right")
}
else if gesture.direction == UISwipeGestureRecognizer.Direction.left {
print("Swipe Left")
}
else if gesture.direction == UISwipeGestureRecognizer.Direction.up {
print("Swipe Up")
}
else if gesture.direction == UISwipeGestureRecognizer.Direction.down {
print("Swipe Down")
}
}
}