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[CGPoint+offsetBy] Extends `offsetBy` method to `CGPoint`. #extension #iOS
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// | |
// CGPoint+offsetBy.swift | |
// | |
// Created by Jay Lee on 29/01/2019. | |
// Copyright © 2019 Jay Lee <jaeho.lee@snu.ac.kr> | |
// This work is free. You can redistribute it and/or modify it under the | |
// terms of the Do What The Fuck You Want To Public License, Version 2, | |
// as published by Sam Hocevar. See http://www.wtfpl.net/ for more details. | |
// | |
import UIKit | |
extension CGPoint { | |
/// Retuns the point which is an offset of an existing point. | |
/// | |
/// - Parameters: | |
/// - dx: The x-coordinate offset to apply. | |
/// - dy: The y-coordinate offset to apply. | |
/// | |
/// - Returns: | |
/// A new point which is an offset of an existing point. | |
func offsetBy(dx: CGFloat, dy: CGFloat) -> CGPoint { | |
return CGPoint(x: x + dx, y: y + dy) | |
} | |
} |
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