@IBInspectable Example

SampleView.swift

@IBInspectable var integer: NSInteger = 10
@IBInspectable var float: CGFloat = 10
@IBInspectable var double: Double = 10
@IBInspectable var string: String = "string"
@IBInspectable var bool: Bool = true
@IBInspectable var point: CGPoint = CGPointMake(1, 0)
@IBInspectable var rect: CGRect = CGRectMake(0, 0, 100, 100)
@IBInspectable var color: UIColor = UIColor.redColor()
@IBInspectable var size: CGSize = CGSizeMake(100, 100)
@IBInspectable var image: UIImage = UIImage(named: "ElectricPeelLogo")!