75 lines
2.2 KiB
C#
75 lines
2.2 KiB
C#
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using Autodesk.Revit.DB;
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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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namespace DotNet.Revit
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{
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public static class GeometryObjectHelper
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{
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/// <summary>
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/// 获取元素的所有GeomObjects
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/// </summary>
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/// <param name="elem">The elem.</param>
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/// <param name="options">The options.</param>
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/// <returns></returns>
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public static List<Autodesk.Revit.DB.GeometryObject> GetGeometryObjects(this Element elem, Options options = default(Options))
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{
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var result = new List<Autodesk.Revit.DB.GeometryObject>();
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options = options ?? new Options();
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GeometryObjectHelper.RecursionObject(elem.get_Geometry(options), ref result);
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return result;
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}
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/// <summary>
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/// 递归遍历所有GeometryObject.
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/// </summary>
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/// <param name="geometryElement">初始GeometryElement.</param>
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/// <param name="geometryObjects">递归结果.</param>
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private static void RecursionObject(this GeometryElement geometryElement, ref List<Autodesk.Revit.DB.GeometryObject> geometryObjects)
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{
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if (geometryElement == null)
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{
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return;
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}
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var eum = geometryElement.GetEnumerator();
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while (eum.MoveNext())
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{
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var current = eum.Current;
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switch (current)
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{
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case GeometryInstance instance:
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instance.SymbolGeometry.RecursionObject(ref geometryObjects);
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break;
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case GeometryElement elemlemt:
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elemlemt.RecursionObject(ref geometryObjects);
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break;
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case Solid solid:
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if (solid.Edges.Size == 0 || solid.Faces.Size == 0)
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{
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continue;
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}
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geometryObjects.Add(current);
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break;
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default:
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geometryObjects.Add(current);
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break;
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}
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}
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}
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}
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}
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