vertical line support for Line atom.

MVMCoreUI/Atomic/Atoms/Views/Line.swift

@@ -9,28 +9,39 @@
 import UIKit
 
 @objcMembers open class Line: View {
-    var lineModel: LineModel? {
+    var lineModel: LineModel?
-        get { return model as? LineModel }
-    }
     
     public var heightConstraint: NSLayoutConstraint?
+    public var widthConstraint: NSLayoutConstraint?
 
+    open func updateLineConstraints(constant: CGFloat) {
+        if let useVerticalLine = lineModel?.useVerticalLine, useVerticalLine {
+            heightConstraint?.isActive = false
+            widthConstraint?.isActive = true
+            widthConstraint?.constant = constant
+        } else {
+            widthConstraint?.isActive = false
+            heightConstraint?.isActive = true
+            heightConstraint?.constant = constant
+        }
+    }
+    
     open func setStyle(_ style: LineModel.Style) {
         switch style {
         case .standard:
-            heightConstraint?.constant = 1
+            updateLineConstraints(constant: 1)
             backgroundColor = .mfSilver()
         case .thin:
-            heightConstraint?.constant = 1
+            updateLineConstraints(constant: 1)
             backgroundColor = .black
         case .medium:
-            heightConstraint?.constant = 2
+            updateLineConstraints(constant: 2)
             backgroundColor = .black
         case .heavy:
-            heightConstraint?.constant = 4
+            updateLineConstraints(constant: 4)
             backgroundColor = .black
         case .none:
-            heightConstraint?.constant = 0
+            updateLineConstraints(constant: 0)
         }
     }
     
@@ -51,15 +62,18 @@ import UIKit
         super.setupView()
         heightConstraint = heightAnchor.constraint(equalToConstant: 1)
         heightConstraint?.isActive = true
+        widthConstraint = widthAnchor.constraint(equalToConstant: 1)
+        widthConstraint?.isActive = false
         setStyle(.standard)
     }
     
     // MARK: - MoleculeViewProtocol
     open override func set(with model: MoleculeModelProtocol, _ delegateObject: MVMCoreUIDelegateObject?, _ additionalData: [AnyHashable: Any]?) {
+        super.set(with: model, delegateObject, additionalData)
         if let lineModel = model as? LineModel {
+            self.lineModel = lineModel
             setStyle(lineModel.type)
         }
-        super.set(with: model, delegateObject, additionalData)
     }
     
     open override func reset() {

MVMCoreUI/Atomic/Atoms/Views/LineModel.swift

@@ -48,8 +48,13 @@ import UIKit
 //    public var color: Color?
     public var backgroundColor: Color?
     
+    // Use this to show vertical line
+    // Default is false
+    public var useVerticalLine: Bool?
+    
     public init(type: Style) {
         self.type = type
+        self.useVerticalLine = false
     }
     
     private enum CodingKeys: String, CodingKey {
@@ -58,6 +63,7 @@ import UIKit
         case backgroundColor
         case color
         case frequency
+        case useVerticalLine
     }
     
     required public init(from decoder: Decoder) throws {
@@ -69,6 +75,7 @@ import UIKit
             self.frequency = frequency
         }
         backgroundColor = try typeContainer.decodeIfPresent(Color.self, forKey: .backgroundColor)
+        useVerticalLine = try typeContainer.decodeIfPresent(Bool.self, forKey: .useVerticalLine)
     }
        
     public func encode(to encoder: Encoder) throws {
@@ -77,5 +84,6 @@ import UIKit
         try container.encode(type, forKey: .type)
         try container.encodeIfPresent(frequency, forKey: .frequency)
         try container.encodeIfPresent(backgroundColor, forKey: .backgroundColor)
+        try container.encodeIfPresent(useVerticalLine, forKey: .useVerticalLine)
     }
 }