Added AttributedLabelSegment to allow NSAttributedString segments.

Pod/Classes/Segments/AttributedLabelSegment.swift

@@ -0,0 +1,117 @@
+//
+//  AttributedLabelSegment.swift
+//  BetterSegmentedControl
+//
+//  Created by Greg Gardner on 08/12/2021.
+//
+
+#if canImport(UIKit)
+
+import UIKit
+
+open class AttributedLabelSegment: BetterSegmentedControlSegment {
+    // MARK: Constants
+    private struct DefaultValues {
+        static let normalBackgroundColor: UIColor = .clear
+        static let normalTextColor: UIColor = .black
+        static let normalFont: UIFont = .systemFont(ofSize: 13)
+        static let selectedBackgroundColor: UIColor = .clear
+        static let selectedTextColor: UIColor = .black
+        static let selectedFont: UIFont = .systemFont(ofSize: 13, weight: .medium)
+    }
+
+    // MARK: Properties
+    public let attributedText: NSAttributedString?
+
+    public let normalFont: UIFont
+    public let normalTextColor: UIColor
+    public let normalBackgroundColor: UIColor
+
+    public let selectedFont: UIFont
+    public let selectedTextColor: UIColor
+    public let selectedBackgroundColor: UIColor
+
+    private let numberOfLines: Int
+    private let accessibilityIdentifier: String?
+
+    // MARK: Lifecycle
+    public init(attributedText: NSAttributedString? = nil,
+                numberOfLines: Int = 1,
+                normalBackgroundColor: UIColor? = nil,
+                normalFont: UIFont? = nil,
+                normalTextColor: UIColor? = nil,
+                selectedBackgroundColor: UIColor? = nil,
+                selectedFont: UIFont? = nil,
+                selectedTextColor: UIColor? = nil,
+                accessibilityIdentifier: String? = nil) {
+        self.attributedText = attributedText
+        self.numberOfLines = numberOfLines
+        self.normalBackgroundColor = normalBackgroundColor ?? DefaultValues.normalBackgroundColor
+        self.normalFont = normalFont ?? DefaultValues.normalFont
+        self.normalTextColor = normalTextColor ?? DefaultValues.normalTextColor
+        self.selectedBackgroundColor = selectedBackgroundColor ?? DefaultValues.selectedBackgroundColor
+        self.selectedFont = selectedFont ?? DefaultValues.selectedFont
+        self.selectedTextColor = selectedTextColor ?? DefaultValues.selectedTextColor
+        self.accessibilityIdentifier = accessibilityIdentifier
+    }
+
+    // MARK: BetterSegmentedControlSegment
+    public var intrinsicContentSize: CGSize? {
+        selectedView.intrinsicContentSize
+    }
+
+    public lazy var normalView: UIView = {
+        createLabel(withAttributedText: attributedText,
+                    backgroundColor: normalBackgroundColor,
+                    font: normalFont,
+                    textColor: normalTextColor,
+                    accessibilityIdentifier: accessibilityIdentifier)
+    }()
+    public lazy var selectedView: UIView = {
+        createLabel(withAttributedText: attributedText,
+                    backgroundColor: selectedBackgroundColor,
+                    font: selectedFont,
+                    textColor: selectedTextColor,
+                    accessibilityIdentifier: accessibilityIdentifier)
+    }()
+    open func createLabel(withAttributedText attributedText: NSAttributedString?,
+                          backgroundColor: UIColor,
+                          font: UIFont,
+                          textColor: UIColor,
+                          accessibilityIdentifier: String?) -> UILabel {
+        let label = UILabel()
+        label.attributedText = attributedText
+        label.numberOfLines = numberOfLines
+        label.backgroundColor = backgroundColor
+        label.font = font
+        label.textColor = textColor
+        label.lineBreakMode = .byTruncatingTail
+        label.textAlignment = .center
+        label.accessibilityIdentifier = accessibilityIdentifier
+        return label
+    }
+}
+
+public extension AttributedLabelSegment {
+    class func segments(withTitles titles: [NSAttributedString],
+                        numberOfLines: Int = 1,
+                        normalBackgroundColor: UIColor? = nil,
+                        normalFont: UIFont? = nil,
+                        normalTextColor: UIColor? = nil,
+                        selectedBackgroundColor: UIColor? = nil,
+                        selectedFont: UIFont? = nil,
+                        selectedTextColor: UIColor? = nil) -> [BetterSegmentedControlSegment] {
+        titles.map {
+            AttributedLabelSegment(attributedText: $0,
+                         numberOfLines: numberOfLines,
+                         normalBackgroundColor: normalBackgroundColor,
+                         normalFont: normalFont,
+                         normalTextColor: normalTextColor,
+                         selectedBackgroundColor: selectedBackgroundColor,
+                         selectedFont: selectedFont,
+                         selectedTextColor: selectedTextColor)
+        }
+    }
+}
+
+#endif