import UIKit

//
// Collection of styles
//
private var styles:Dictionary<String,((view:UIView) -> Void)> = Dictionary()

class StyleCollection {

    class func addStyle(style:String, paint:((view:UIView) -> Void)) -> Void {
        styles[style] = paint
    }

    class func applyStyle(style:String?, view:UIView) -> Void {

        // if no style defined
        if (style == nil) {
            return
        }

        // let's apply!
        let styleList = style!.characters.split{$0 == " "}.map(String.init)
        for style:String in styleList {
            applyStyle(style, view:view)
        }

    }

    private class func applyStyle(style:String, view:UIView) -> Void {
        if let paint = styles[style] {
            paint(view:view)
        }
    }

}

//
// Adds style property to UIView so styles can be applied
//
extension UIView {

    @IBInspectable var style: String! {
        get {
            return nil
        }
        set(newValue) {
            StyleCollection.applyStyle(newValue, view:self)
        }
    }

}