我在Swift中使用IBInspectable Int来选择4种形状(0-3),但是在故事板编辑器中可以设置大于3且小于0的值,这会阻止IBDesignable系统工作.
是否可以设置故事板编辑器中可以设置的值的最小和最大限制?
let SHAPE_CROSS = 0
let SHAPE_SQUARE = 1
let SHAPE_CIRCLE = 2
let SHAPE_TRIANGLE = 3
@IBInspectable var shapeType: Int = 0
@IBInspectable var shapeSize: CGFloat = 100.0
@IBInspectable var shapeColor: UIColor?
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