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Pods/SnapKit/Sources/ConstraintDSL.swift

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+//
+//  SnapKit
+//
+//  Copyright (c) 2011-Present SnapKit Team - https://github.com/SnapKit
+//
+//  Permission is hereby granted, free of charge, to any person obtaining a copy
+//  of this software and associated documentation files (the "Software"), to deal
+//  in the Software without restriction, including without limitation the rights
+//  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+//  copies of the Software, and to permit persons to whom the Software is
+//  furnished to do so, subject to the following conditions:
+//
+//  The above copyright notice and this permission notice shall be included in
+//  all copies or substantial portions of the Software.
+//
+//  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+//  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+//  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+//  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+//  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+//  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+//  THE SOFTWARE.
+
+#if os(iOS) || os(tvOS)
+    import UIKit
+#else
+    import AppKit
+#endif
+
+
+public protocol ConstraintDSL {
+    
+    var target: AnyObject? { get }
+    
+    func setLabel(_ value: String?)
+    func label() -> String?
+    
+}
+extension ConstraintDSL {
+    
+    public func setLabel(_ value: String?) {
+        objc_setAssociatedObject(self.target as Any, &labelKey, value, .OBJC_ASSOCIATION_COPY_NONATOMIC)
+    }
+    public func label() -> String? {
+        return objc_getAssociatedObject(self.target as Any, &labelKey) as? String
+    }
+    
+}
+private var labelKey: UInt8 = 0
+
+
+public protocol ConstraintBasicAttributesDSL : ConstraintDSL {
+}
+extension ConstraintBasicAttributesDSL {
+    
+    // MARK: Basics
+    
+    public var left: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.left)
+    }
+    
+    public var top: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.top)
+    }
+    
+    public var right: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.right)
+    }
+    
+    public var bottom: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.bottom)
+    }
+    
+    public var leading: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.leading)
+    }
+    
+    public var trailing: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.trailing)
+    }
+    
+    public var width: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.width)
+    }
+    
+    public var height: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.height)
+    }
+    
+    public var centerX: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.centerX)
+    }
+    
+    public var centerY: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.centerY)
+    }
+    
+    public var edges: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.edges)
+    }
+    
+    public var directionalEdges: ConstraintItem {
+      return ConstraintItem(target: self.target, attributes: ConstraintAttributes.directionalEdges)
+    }
+
+    public var horizontalEdges: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.horizontalEdges)
+    }
+
+    public var verticalEdges: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.verticalEdges)
+    }
+
+    public var directionalHorizontalEdges: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.directionalHorizontalEdges)
+    }
+
+    public var directionalVerticalEdges: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.directionalVerticalEdges)
+    }
+
+    public var size: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.size)
+    }
+    
+    public var center: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.center)
+    }
+    
+}
+
+public protocol ConstraintAttributesDSL : ConstraintBasicAttributesDSL {
+}
+extension ConstraintAttributesDSL {
+    
+    // MARK: Baselines
+    @available(*, deprecated, renamed:"lastBaseline")
+    public var baseline: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.lastBaseline)
+    }
+    
+    @available(iOS 8.0, OSX 10.11, *)
+    public var lastBaseline: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.lastBaseline)
+    }
+    
+    @available(iOS 8.0, OSX 10.11, *)
+    public var firstBaseline: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.firstBaseline)
+    }
+    
+    // MARK: Margins
+    
+    @available(iOS 8.0, *)
+    public var leftMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.leftMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var topMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.topMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var rightMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.rightMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var bottomMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.bottomMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var leadingMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.leadingMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var trailingMargin: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.trailingMargin)
+    }
+    
+    @available(iOS 8.0, *)
+    public var centerXWithinMargins: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.centerXWithinMargins)
+    }
+    
+    @available(iOS 8.0, *)
+    public var centerYWithinMargins: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.centerYWithinMargins)
+    }
+    
+    @available(iOS 8.0, *)
+    public var margins: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.margins)
+    }
+    
+    @available(iOS 8.0, *)
+    public var directionalMargins: ConstraintItem {
+      return ConstraintItem(target: self.target, attributes: ConstraintAttributes.directionalMargins)
+    }
+
+    @available(iOS 8.0, *)
+    public var centerWithinMargins: ConstraintItem {
+        return ConstraintItem(target: self.target, attributes: ConstraintAttributes.centerWithinMargins)
+    }
+    
+}