1 files changed, 54 insertions, 0 deletions
diff --git a/Xamarin.Forms.Platform.Tizen/Native/TextHelper.cs b/Xamarin.Forms.Platform.Tizen/Native/TextHelper.cs
new file mode 100644
index 00000000..5109dad4
--- /dev/null
+++ b/Xamarin.Forms.Platform.Tizen/Native/TextHelper.cs
@@ -0,0 +1,54 @@
+using System;
+using ElmSharp;
+using ESize = ElmSharp.Size;
+using ELayout = ElmSharp.Layout;
+
+namespace Xamarin.Forms.Platform.Tizen.Native
+{
+	/// <summary>
+	/// The Text Helper contains functions that assist in working with text-able objects.
+	/// </summary>
+	internal static class TextHelper
+	{
+		/// <summary>
+		/// Gets the size of raw text block.
+		/// </summary>
+		/// <param name="textable">The <see cref="EvasObject"/> with text part.</param>
+		/// <returns>Returns the size of raw text block.</returns>
+		public static ESize GetRawTextBlockSize(EvasObject textable)
+		{
+			return GetElmTextPart(textable).TextBlockNativeSize;
+		}
+
+		/// <summary>
+		/// Gets the size of formatted text block.
+		/// </summary>
+		/// <param name="textable">The <see cref="ElmSharp.EvasObject"/> with text part.</param>
+		/// <returns>Returns the size of formatted text block.</returns>
+		public static ESize GetFormattedTextBlockSize(EvasObject textable)
+		{
+			return GetElmTextPart(textable).TextBlockFormattedSize;
+		}
+
+		/// <summary>
+		/// Gets the ELM text part of evas object.
+		/// </summary>
+		/// <param name="textable">The <see cref="ElmSharp.EvasObject"/> with text part.</param>
+		/// <exception cref="ArgumentException">Throws exception when parameter <param name="textable"> isn't text-able object or doesn't have ELM text part.</exception>
+		/// <returns>Requested <see cref="ElmSharp.EdjeTextPartObject"/> instance.</returns>
+		static EdjeTextPartObject GetElmTextPart(EvasObject textable)
+		{
+			ELayout widget = textable as ELayout;
+			if (widget == null)
+			{
+				throw new ArgumentException("textable should be ElmSharp.Layout", "textable");
+			}
+			EdjeTextPartObject textPart = widget.EdjeObject["elm.text"];
+			if (textPart == null)
+			{
+				throw new ArgumentException("There is no elm.text part", "textable");
+			}
+			return textPart;
+		}
+	}
+}