Tools for graphs were added

StructureHelperCommon/Models/Parameters/ArrayParameter.cs

@@ -0,0 +1,37 @@
+using StructureHelperCommon.Infrastructures.Exceptions;
+using StructureHelperCommon.Infrastructures.Strings;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Models.Parameters
+{
+    public class ArrayParameter<T> : IArrayParameter<T>
+    {
+		private string[] columnLabels;
+		public string[] ColumnLabels
+		{
+			get { return columnLabels; }
+			set
+			{
+				var labelCount = value.Count();
+				var columnCount = Data.GetLength(1);
+				if (labelCount != columnCount)
+					{
+					throw new StructureHelperException(ErrorStrings.IncorrectValue + $" of label count: expected {columnCount}, but was {labelCount}");
+					}
+				columnLabels = value;
+			}
+		}
+
+        public T[,] Data { get; private set; }
+
+        public ArrayParameter(int rowCount, int columnCount, string[] columnLabels = null)
+        {
+			Data = new T[rowCount, columnCount];
+			if (columnLabels is not null) { ColumnLabels = columnLabels; }
+        }
+    }
+}