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mingsai/MNGExpandedTouchAreaButton.swift

Created February 12, 2016 18:08
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A Swift UIButton subclass to expand the touch area of the button.
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MNGExpandedTouchAreaButton.swift
//
// MNGExpandedTouchAreaButton.swift
//
//
// Created by Tommie Carter on 7/7/15.
// Copyright © 2015 MING Technology. All rights reserved.
//
import UIKit
@IBDesignable
class MNGExpandedTouchAreaButton: UIButton {
@IBInspectable var margin:CGFloat = 20.0
override func pointInside(point: CGPoint, withEvent event: UIEvent?) -> Bool {
//increase touch area for control in all directions by 20
let area = CGRectInset(self.bounds, -margin, -margin)
return CGRectContainsPoint(area, point)
}
}
@myrace31
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Thanks

@hourlink
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hourlink commented Nov 4, 2017

Very useful!

@kaishin-r
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I've updated for Swift 5 here.

https://gist.github.com/elilien/fa7a476d981aa66c9e9eccd01dde59f2

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