PROMS/Volian.Controls.Library/VlnBorders.cs

@@ -226,6 +226,7 @@ namespace Volian.Controls.Library
 	public class LinePatternArray
 	{
 		#region Properties
+		protected static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
 		private int _Rows;
 		[XmlAttribute("Rows")]
 		public int Rows
@@ -262,7 +263,13 @@ namespace Volian.Controls.Library
 		#region Array Access
 		public GridLinePattern this[int r, int c]
 		{
-			get { return Lines[r * Columns + c]; }
+			get 
+			{
+				int indx = r * Columns + c;
+				if (indx < Lines.Length) return Lines[r * Columns + c];
+				_MyLog.WarnFormat("GridLinePattern: Lines Array Access out-of-bounds ({0}, {1}) within ({2}, {3})", r, c, Rows, Columns); 
+				return GridLinePattern.Single;
+			}
 			set { Lines[r * Columns + c] = value; }
 		}
 		#endregion