external border

Author: emvakar

Sources/EKTabBarController/EKFloatingBarView.swift

@@ -42,8 +42,7 @@ class EKFloatingBarView: UIView {
         super.layoutSubviews()
 
         layer.cornerRadius = cornerRadius
-        layer.borderColor = borderColor.cgColor
-        layer.borderWidth = borderWidth
+        _ = addExternalBorder(borderWidth: borderWidth, borderColor: borderColor)
 
     }
 

Sources/EKTabBarController/UIView+Extension.swift

@@ -0,0 +1,41 @@
+//
+//  UIView+Extension.swift
+//  EKTabBarController
+//
+//  Created by Emil Karimov on 29.10.2022.
+//  Copyright © 2022 Emil Karimov. All rights reserved.
+//
+
+import UIKit
+
+extension UIView {
+
+    struct Constants {
+        static let ExternalBorderName = "externalBorder"
+    }
+
+    func addExternalBorder(borderWidth: CGFloat = 0, borderColor: UIColor = UIColor.clear) -> CALayer {
+        let externalBorder = CALayer()
+        externalBorder.frame = CGRectMake(-borderWidth, -borderWidth, frame.size.width + 2 * borderWidth, frame.size.height + 2 * borderWidth)
+        externalBorder.borderColor = borderColor.CGColor
+        externalBorder.borderWidth = borderWidth
+        externalBorder.name = Constants.ExternalBorderName
+
+        layer.insertSublayer(externalBorder, atIndex: 0)
+        layer.masksToBounds = false
+
+        return externalBorder
+    }
+
+    func removeExternalBorders() {
+        layer.sublayers?.filter() { $0.name == Constants.ExternalBorderName }.forEach() {
+            $0.removeFromSuperlayer()
+        }
+    }
+
+    func removeExternalBorder(externalBorder: CALayer) {
+        guard externalBorder.name == Constants.ExternalBorderName else { return }
+        externalBorder.removeFromSuperlayer()
+    }
+
+}