Added method to convert extents class to metadata extents and

viceversa.

DiscImageChef.Metadata/ExtentsConverter.cs

@@ -0,0 +1,68 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename       : ExtentsConverter.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Component
+//
+// --[ Description ] ----------------------------------------------------------
+//
+//     Description
+//
+// --[ License ] --------------------------------------------------------------
+//
+//     This library is free software; you can redistribute it and/or modify
+//     it under the terms of the GNU Lesser General Public License as
+//     published by the Free Software Foundation; either version 2.1 of the
+//     License, or (at your option) any later version.
+//
+//     This library is distributed in the hope that it will be useful, but
+//     WITHOUT ANY WARRANTY; without even the implied warranty of
+//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+//     Lesser General Public License for more details.
+//
+//     You should have received a copy of the GNU Lesser General Public
+//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2017 Natalia Portillo
+// ****************************************************************************/
+using System;
+using System.Collections.Generic;
+using Extents;
+using Schemas;
+
+namespace DiscImageChef.Metadata
+{
+    public static class ExtentsConverter
+    {
+        public static ExtentType[] ToMetadata(ExtentsInt extents)
+        {
+            if(extents == null)
+                return null;
+            
+            Tuple<int, int>[] tuples = extents.ToArray();
+            ExtentType[] array = new ExtentType[tuples.Length];
+
+            for(int i = 0; i < array.Length; i++)
+                array[i] = new ExtentType { Start = tuples[i].Item1, End = tuples[i].Item2 };
+
+            return array;
+        }
+
+        public static ExtentsInt FromMetadata(ExtentType[] extents)
+        {
+            if(extents == null)
+                return null;
+
+            List<Tuple<int, int>> tuples = new List<Tuple<int, int>>();
+
+            foreach(ExtentType extent in extents)
+                tuples.Add(new Tuple<int, int>(extent.Start, extent.End));
+
+            return new ExtentsInt(tuples);
+        }
+    }
+}