Version 1.0.0

Sources/LCEssentials/Extensions/LCEssentials+UILabel.swift

@@ -0,0 +1,48 @@
+//  
+// Copyright (c) 2018 Loverde Co.
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+ 
+
+import Foundation
+import UIKit
+
+#if os(iOS) || os(macOS)
+public extension UILabel {
+
+    func lineNumbers() -> Int{
+        let textSize = CGSize(width: self.frame.size.width, height: CGFloat(Float.infinity))
+        let rHeight = lroundf(Float(self.sizeThatFits(textSize).height))
+        let charSize = lroundf(Float(self.font.lineHeight))
+        let lineCount = rHeight/charSize
+        return lineCount
+    }
+    
+    var getEstimatedHeight: CGFloat {
+        let label = UILabel(frame: CGRect(x: 0, y: 0, width: frame.width, height: CGFloat.greatestFiniteMagnitude))
+        label.numberOfLines = 0
+        label.lineBreakMode = NSLineBreakMode.byWordWrapping
+        label.font = font
+        label.text = text
+        label.attributedText = attributedText
+        label.sizeToFit()
+        return label.frame.height
+    }
+}
+#endif