Add rebar section logic

StructureHelperLogics/Models/Materials/IRebarSection.cs

@@ -0,0 +1,24 @@
+using StructureHelperCommon.Infrastructures.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperLogics.Models.Materials
+{
+    /// <summary>
+    /// Implements properies of cross-section of reinforcement bar
+    /// </summary>
+    public interface IRebarSection : ISaveable, ICloneable
+    {
+        /// <summary>
+        /// Material of rebar
+        /// </summary>
+        IReinforcementLibMaterial Material { get; set; }
+        /// <summary>
+        /// Diameter of rebar
+        /// </summary>
+        double Diameter { get; set; }
+    }
+}