添加项目文件。

CDMUtil/ToCDM/CDMColumn.cs

@@ -0,0 +1,58 @@
+using Autodesk.Revit.DB;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CDM.Interop.Revit.CDMComponent
+{
+    //柱定位线始终在几何中心线，仅适用垂直-截面矩形-不发生旋转的矩形混凝土柱
+    class CDMColumn : CDMComponent
+    {
+        public CDMColumn(FamilyInstance column)
+        {
+            self = column;
+            base.SymbolId = column.GetTypeId();
+            base.EleId = column.Id;
+            base.LevelId = column.LevelId;
+
+            m_b = GetPara(column, "b");
+            m_h = GetPara(column, "h");
+
+            //base.Name = column.Symbol.FamilyName + "@" + column.Name;
+            base.CDMTypeId = HcdmType.CDMColumn;
+
+            Line line = column.GetSweptProfile().GetDrivingCurve() as Line;
+            var rOrigin = line.Origin;
+            base.Xl = (rOrigin.X - m_b.AsDouble() / 2) * 0.3048;
+            base.Yw = rOrigin.Y * 0.3048;
+            base.Zh = rOrigin.Z * 0.3048;
+
+        }
+        /// <summary>
+        /// 截面宽度
+        /// </summary>
+        private Parameter m_b;
+        /// <summary>
+        /// 截面高度
+        /// </summary>
+        private Parameter m_h;
+        /// <summary>
+        /// 关联的柱子
+        /// </summary>
+        private FamilyInstance self;
+        /// <summary>
+        /// 柱高
+        /// </summary>
+        public double L => self.GetSweptProfile().GetDrivingCurve().Length * 304.8;
+        /// <summary>
+        /// 柱截面边长/mm
+        /// </summary>
+        public string SectionB => m_b.AsValueString();
+        /// <summary>
+        /// 柱截面边长/mm
+        /// </summary>
+        public string SectionH => m_h.AsValueString();
+    }
+}