Tiny set of helpers to make autoresizing-mask-based programmatic UI prototyping more palatable.

UIKit+Convenience.swift

import UIKit

public extension UIView {
    public var width: CGFloat {
        set {
            bounds.size.width = newValue
        }
        get {
            return bounds.size.width
        }
    }

    public var height: CGFloat {
        set {
            bounds.size.height = newValue
        }
        get {
            return bounds.size.height
        }
    }

    public var x: CGFloat {
        set {
            frame.origin.x = newValue
        }
        get {
            return frame.origin.x
        }
    }

    public var y: CGFloat {
        set {
            frame.origin.y = newValue
        }
        get {
            return frame.origin.y
        }
    }

    public var maxX: CGFloat {
        set {
            frame.origin.x = newValue - width
        }
        get {
            return frame.origin.x + width
        }
    }

    public var maxY: CGFloat {
        set {
            frame.origin.y = newValue - height
        }
        get {
            return frame.origin.y + height
        }
    }
}