107 lines
3.8 KiB
C#
107 lines
3.8 KiB
C#
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using System;
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using Autodesk.Revit.Attributes;
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using Autodesk.Revit.DB;
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using Autodesk.Revit.UI;
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using Autodesk.Revit.UI.Selection;
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using Sai.Toolkit.Revit.Assist;
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namespace RvAddinTest;
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[Transaction(TransactionMode.Manual)]
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[Regeneration(RegenerationOption.Manual)]
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public class CADCurveToModelCurveCmd : IExternalCommand
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{
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public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
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{
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//程序UI界面
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UIApplication uiapp = commandData.Application;
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//获取元素（选择） 显示元素 视图（活动视图）管理（对象）
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UIDocument uidoc = uiapp.ActiveUIDocument;
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//程序
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Autodesk.Revit.ApplicationServices.Application app = uiapp.Application;
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//获取位置和场地 视图（多个视图）管理 获取元素（Revit 项目里的全部元素）
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Document doc = uidoc.Document;
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//获取所有打开文档
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DocumentSet docset = uiapp.Application.Documents;
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//当前视图
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View view = doc.ActiveView;
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#region SelectExecute
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using (Transaction trans = new Transaction(doc, "default"))
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{
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try
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{
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Reference refer = uidoc.Selection.PickObject(ObjectType.Element, "请选择CAD");
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Element e = uidoc.Document.GetElement(refer);
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if (e is ImportInstance ins)
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{
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trans.Start();
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var cadGeo = e.GetGeometryObjects().FirstOrDefault();
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List<GeometryObject> curves = [];
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if (cadGeo is GeometryInstance geometryInstance)
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{
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curves = [.. geometryInstance.GetInstanceGeometry()];
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}
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foreach (var c in curves)
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{
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if (c is NurbSpline nurb)
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{
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if (nurb.Length > 100 / 304.8)
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{
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var points = nurb.Tessellate();
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ReferencePointArray array = new ReferencePointArray();
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foreach (var p in points)
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{
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var rp = doc.FamilyCreate.NewReferencePoint(p);
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array.Append(rp);
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}
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var curveBypoints = doc.FamilyCreate.NewCurveByPoints(array);
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}
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}
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if (c is PolyLine poly)
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{
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ReferencePointArray array = new ReferencePointArray();
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for (int i = 0; i < poly.NumberOfCoordinates - 1; i++)
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{
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var p = poly.GetCoordinate(i);
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//Line.CreateBound(p, poly.GetCoordinate(i + 1));
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}
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}
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if (c is Line l)
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{
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}
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}
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trans.Commit();
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}
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}
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catch (Autodesk.Revit.Exceptions.OperationCanceledException ex)
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{
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if (trans.GetStatus() == TransactionStatus.Started)
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{
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trans.Commit();
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}
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return Result.Succeeded;
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}
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catch (Exception ex)
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{
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message = ex.Message;
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if (trans.GetStatus() == TransactionStatus.Started)
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{
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trans.RollBack();
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}
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return Result.Failed;
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}
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}
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#endregion SelectExecute
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return Result.Succeeded;
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}
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}
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