75 lines
2.9 KiB
Swift
75 lines
2.9 KiB
Swift
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//
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// Copyright (c) 2023 Loverde Co.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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import UIKit
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extension NSLayoutConstraint {
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func constraintWithMultiplier(_ multiplier: CGFloat) -> NSLayoutConstraint {
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guard let first = firstItem else { return NSLayoutConstraint() }
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return NSLayoutConstraint(item: first,
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attribute: self.firstAttribute,
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relatedBy: self.relation,
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toItem: self.secondItem,
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attribute: self.secondAttribute,
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multiplier: multiplier,
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constant: self.constant)
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}
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func matches(view: UIView, anchor: NSLayoutYAxisAnchor) -> Bool {
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if let firstView = firstItem as? UIView,
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firstView == view && firstAnchor == anchor {
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return true
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}
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if let secondView = secondItem as? UIView,
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secondView == view && secondAnchor == anchor {
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return true
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}
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return false
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}
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func matches(view: UIView, anchor: NSLayoutXAxisAnchor) -> Bool {
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if let firstView = firstItem as? UIView,
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firstView == view && firstAnchor == anchor {
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return true
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}
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if let secondView = secondItem as? UIView,
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secondView == view && secondAnchor == anchor {
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return true
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}
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return false
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}
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func matches(view: UIView, anchor: NSLayoutDimension) -> Bool {
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if let firstView = firstItem as? UIView,
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firstView == view && firstAnchor == anchor {
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return true
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}
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if let secondView = secondItem as? UIView,
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secondView == view && secondAnchor == anchor {
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return true
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}
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return false
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}
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}
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