添加项目文件。

DotNet.Revit.GeometryObject/CmdGeometryObject.cs

@@ -0,0 +1,77 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Autodesk.Revit.UI;
+using Autodesk.Revit.DB;
+using Autodesk.Revit.Attributes;
+using Autodesk.Revit.UI.Selection;
+using DotNet.Revit;
+
+namespace DotNet.Revit.GeometryObject
+{
+    
+    [Transaction(TransactionMode.Manual)]
+    public class CmdGeometryObject : IExternalCommand
+    {
+        public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
+        {
+            var uiDoc = commandData.Application.ActiveUIDocument;
+            var doc = uiDoc.Document;
+
+            try
+            {
+                // 选取一个门
+                var refer = uiDoc.Selection.PickObject(ObjectType.Element,
+                    new SelectionFilterCommon(m => m.Category.Id.IntegerValue == (int)BuiltInCategory.OST_Doors));
+
+                var elem = doc.GetElement(refer);
+                var geomObjects = elem.GetGeometryObjects(new Options() { IncludeNonVisibleObjects = true });
+
+                // 获取门的所有有效Solid
+
+                var solids = geomObjects.OfType<Solid>();
+            }
+            catch
+            {
+                return Result.Failed;
+            }
+            return Result.Succeeded;
+        }
+    }
+
+    /// <summary>
+    /// 通用元素交互选择过滤器.
+    /// </summary>
+    /// <seealso cref="Autodesk.Revit.UI.Selection.ISelectionFilter"/>
+    public class SelectionFilterCommon : ISelectionFilter
+    {
+        private readonly Func<Element, bool> m_Func;
+
+        private readonly Func<Reference, XYZ, bool> m_Func2;
+
+        public SelectionFilterCommon(Func<Element, bool> match, Func<Reference, XYZ, bool> func2)
+        {
+            m_Func = match;
+
+            m_Func2 = func2;
+        }
+
+        public SelectionFilterCommon(Func<Element, bool> match)
+            : this(match, null)
+        {
+
+        }
+
+        public bool AllowElement(Element elem)
+        {
+            return m_Func == null ? true : m_Func(elem);
+        }
+
+        public bool AllowReference(Reference reference, XYZ position)
+        {
+            return m_Func2 == null ? true : m_Func2(reference, position);
+        }
+    }
+}