1 files changed, 71 insertions, 0 deletions
diff --git a/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor.Wrappers/TextSourceVersionWrapper.cs b/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor.Wrappers/TextSourceVersionWrapper.cs
new file mode 100644
index 0000000000..f185268b4d
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+++ b/main/src/addins/MonoDevelop.SourceEditor2/MonoDevelop.SourceEditor.Wrappers/TextSourceVersionWrapper.cs
@@ -0,0 +1,71 @@
+//
+// TextSourceVersionWrapper.cs
+//
+// Author:
+//       Mike Krüger <mkrueger@xamarin.com>
+//
+// Copyright (c) 2014 Xamarin Inc. (http://xamarin.com)
+//
+// 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.
+using System;
+using MonoDevelop.Core.Text;
+
+namespace MonoDevelop.SourceEditor.Wrappers
+{
+	class TextSourceVersionWrapper : ITextSourceVersion
+	{
+		readonly ICSharpCode.NRefactory.Editor.ITextSourceVersion version;
+
+		public TextSourceVersionWrapper (ICSharpCode.NRefactory.Editor.ITextSourceVersion version)
+		{
+			if (version == null)
+				throw new ArgumentNullException ("version");
+			this.version = version;
+		}
+
+		#region ITextSourceVersion implementation
+
+		bool ITextSourceVersion.BelongsToSameDocumentAs (ITextSourceVersion other)
+		{
+			var otherWrapper = other as TextSourceVersionWrapper;
+			return otherWrapper != null && version.BelongsToSameDocumentAs (otherWrapper.version);
+		}
+
+		int ITextSourceVersion.CompareAge (ITextSourceVersion other)
+		{
+			var otherWrapper = (TextSourceVersionWrapper)other;
+			return version.CompareAge (otherWrapper.version);
+		}
+
+		System.Collections.Generic.IEnumerable<TextChangeEventArgs> ITextSourceVersion.GetChangesTo (ITextSourceVersion other)
+		{
+			var otherWrapper = (TextSourceVersionWrapper)other;
+			foreach (var change in version.GetChangesTo (otherWrapper.version))
+				yield return new TextChangeEventArgsWrapper (change);
+		}
+
+		int ITextSourceVersion.MoveOffsetTo (ITextSourceVersion other, int oldOffset)
+		{
+			var otherWrapper = (TextSourceVersionWrapper)other;
+			return version.MoveOffsetTo (otherWrapper.version, oldOffset);
+		}
+		#endregion
+	}
+}
+