136 lines
4.5 KiB
C#
136 lines
4.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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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.Utility;
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using System.Diagnostics;
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using Autodesk.Revit.ApplicationServices;
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using DotNet.Exchange.Revit.Export;
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namespace DotNet.Exchange.Revit
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{
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/// <summary>
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/// 自定义导出测试代码。
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/// 备注：自定义导出未经过长时间测试，在此开源是提供一个思路和方法，如果有遇到问题，可联系本人进行讨论.
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/// </summary>
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/// <seealso cref="Autodesk.Revit.UI.IExternalCommand" />
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[Transaction(TransactionMode.Manual)]
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public class Test : 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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var uiDoc = commandData.Application.ActiveUIDocument;
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var doc = uiDoc.Document;
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var refer = uiDoc.Selection.PickObject(Autodesk.Revit.UI.Selection.ObjectType.Element);
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var elem = doc.GetElement(refer);
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var export = new ExportElment();
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var exportFactory = new ExportFactory(doc, export);
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exportFactory.ExportLevel = 3;
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exportFactory.Export(elem);
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// 绘制测试，因绘制线速度较慢，所以当需要绘制测试时，请测试少量模型
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doc.Invoke(m =>
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{
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foreach (var polygonMesh in export.PolygonMeshNodes)
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{
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foreach (var triangleFaces in polygonMesh.TriangleFaces)
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{
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var p1 = polygonMesh.Points[triangleFaces.V1];
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var p2 = polygonMesh.Points[triangleFaces.V2];
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var p3 = polygonMesh.Points[triangleFaces.V3];
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CreateModelLine(doc, p1, p2);
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CreateModelLine(doc, p2, p3);
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CreateModelLine(doc, p3, p1);
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}
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}
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});
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return Result.Succeeded;
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}
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private void CreateModelLine(Document doc, XYZ p1, XYZ p2)
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{
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using (var line = Line.CreateBound(p1, p2))
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{
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using (var skPlane = SketchPlane.Create(doc, this.ToPlane(p1, p2)))
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{
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if (doc.IsFamilyDocument)
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{
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doc.FamilyCreate.NewModelCurve(line, skPlane);
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}
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else
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{
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doc.Create.NewModelCurve(line, skPlane);
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}
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}
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}
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}
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private Autodesk.Revit.DB.Plane ToPlane(XYZ point, XYZ other)
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{
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var v = other - point;
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var angle = v.AngleTo(XYZ.BasisX);
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var norm = v.CrossProduct(XYZ.BasisX).Normalize();
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if (Math.Abs(angle - 0) < 1e-4)
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{
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angle = v.AngleTo(XYZ.BasisY);
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norm = v.CrossProduct(XYZ.BasisY).Normalize();
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}
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if (Math.Abs(angle - 0) < 1e-4)
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{
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angle = v.AngleTo(XYZ.BasisZ);
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norm = v.CrossProduct(XYZ.BasisZ).Normalize();
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}
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return new Autodesk.Revit.DB.Plane(norm, point);
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}
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}
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public static class DocumentExtension
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{
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/// <summary>
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/// 使用委托启动事务.事务内自动进行事务启动，提交、回滚等处理。
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/// </summary>
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/// <param name="doc">The document.</param>
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/// <param name="action">The action.</param>
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/// <param name="name">The name.</param>
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public static void Invoke(this Document doc, Action<Transaction> action, string name = "default")
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{
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using (var tr = new Transaction(doc, name))
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{
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tr.Start();
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action(tr);
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var status = tr.GetStatus();
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switch (status)
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{
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case TransactionStatus.Started:
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tr.Commit();
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return;
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case TransactionStatus.Committed:
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case TransactionStatus.RolledBack:
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break;
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case TransactionStatus.Error:
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tr.RollBack();
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return;
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default:
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return;
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}
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}
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}
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}
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}
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