Refactoring: add some button icons

StructureHelperCommon/Models/Forces/ForceColumnProperty.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StructureHelperCommon.Models.Forces
+{
+    public class ForceColumnProperty : IForceColumnProperty
+    {
+        public Guid Id { get; private set; }
+        public string ColumnName { get; set; } = string.Empty;
+        public int ColumnIndex { get; set; } = 0;
+        public double ColumnFactor { get; set; } = 1d;
+        public ForceColumnProperty(Guid id, string columnName)
+        {
+            Id = id;
+            ColumnName = columnName;
+        }
+        public ForceColumnProperty(string columnName) : this(Guid.NewGuid(), columnName)
+        {
+            
+        }
+    }
+}