mrustaa
43 lines
945 B
Swift
43 lines
945 B
Swift
//
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// LayoutConstraint.swift
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// PlusBank
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//
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// Created by Рустам Мотыгуллин on 30.05.2021.
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//
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import Foundation
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import UIKit
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extension NSLayoutConstraint {
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/**
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Change multiplier constraint
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- parameter multiplier: CGFloat
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- returns: NSLayoutConstraint
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*/
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func multiplier(_ value: CGFloat) -> NSLayoutConstraint {
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guard let firstItem = firstItem else { return self }
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NSLayoutConstraint.deactivate([self])
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let newConstraint = NSLayoutConstraint(
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item: firstItem,
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attribute: firstAttribute,
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relatedBy: relation,
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toItem: secondItem,
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attribute: secondAttribute,
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multiplier: value,
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constant: constant
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)
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newConstraint.priority = priority
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newConstraint.shouldBeArchived = self.shouldBeArchived
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newConstraint.identifier = self.identifier
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NSLayoutConstraint.activate([newConstraint])
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return newConstraint
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}
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}
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