revit二次开发创建管道三通，管道四通。两根管、三根管、四根管

创建单跟水管

   /// <summary>/// 创建水管Pipe/// </summary>/// <returns></returns>public Pipe CreatePipe(){FilteredElementCollector elements = new FilteredElementCollector(document);//得到管道系统List<PipingSystemType> pipingSystemTypes = elements.OfClass(typeof(PipingSystemType)).Cast<PipingSystemType>().ToList();PipingSystemType pipingSystemType = null;//管道类型foreach (PipingSystemType item in pipingSystemTypes){if (item.Name.Equals("家用冷水")){pipingSystemType = item;break;}}FilteredElementCollector elements2 = new FilteredElementCollector(document);//得到管道类型List<PipeType> pipeTypes = elements2.OfClass(typeof(PipeType)).Cast<PipeType>().ToList();PipeType pipeType = null;//管道类型foreach (PipeType item in pipeTypes){if (item.Name.Equals("标准")){pipeType = item;break;}}Level level = document.ActiveView.GenLevel;XYZ point1 = uIDocument.Selection.PickPoint();XYZ point2 = uIDocument.Selection.PickPoint();//创建管道Pipe pipe = Pipe.Create(document, pipingSystemType.Id, pipeType.Id, level.Id, point1, point2);//设置参数Parameter parameter = pipe.get_Parameter(BuiltInParameter.RBS_OFFSET_PARAM);parameter.Set(2750.0.Tofoot());Parameter parameter2 = pipe.get_Parameter(BuiltInParameter.RBS_PIPE_DIAMETER_PARAM);parameter2.Set(150.0.Tofoot());PipingSystemType pipingSystemType1 = null;foreach (PipingSystemType item in pipingSystemTypes){if (item.Name.Equals("家用热水")){pipingSystemType1 = item;break;}}Parameter parameter3 = pipe.get_Parameter(BuiltInParameter.RBS_PIPING_SYSTEM_TYPE_PARAM);parameter3.Set(pipingSystemType1.Id);return pipe;}

创建三通三根管

  /// <summary>/// 创建三通 三根管/// </summary>/// <param name="mEPCurve1">管</param>/// <param name="mEPCurve2">管</param>/// <param name="mEPCurve3">管</param>public FamilyInstance CreateTee(MEPCurve mEPCurve1, MEPCurve mEPCurve2, MEPCurve mEPCurve3){//找出平行的两根管和找出不平行的一根管Line line1 = (mEPCurve1.Location as LocationCurve).Curve as Line;Line line2 = (mEPCurve2.Location as LocationCurve).Curve as Line;Line line3 = (mEPCurve3.Location as LocationCurve).Curve as Line;line1.GetEndPoint(1).Subtract(line1.GetEndPoint(0)).Normalize();//横管1MEPCurve parallelMEP1 = null;//横管2MEPCurve parallelMEP2 = null;//竖管MEPCurve verticalMEP = null;if (line1.Direction.IsAlmostEqualTo(line2.Direction) || line1.Direction.IsAlmostEqualTo(line2.Direction.Negate())){parallelMEP1 = mEPCurve1;parallelMEP2 = mEPCurve2;if (!line3.Direction.IsAlmostEqualTo(line1.Direction) && !line3.Direction.IsAlmostEqualTo(line1.Direction.Negate())){verticalMEP = mEPCurve3;}}else if (line1.Direction.IsAlmostEqualTo(line3.Direction) || line1.Direction.IsAlmostEqualTo(line3.Direction.Negate())){parallelMEP1 = mEPCurve1;parallelMEP2 = mEPCurve3;if (!line2.Direction.IsAlmostEqualTo(line1.Direction) && !line2.Direction.IsAlmostEqualTo(line1.Direction.Negate())){verticalMEP = mEPCurve2;}}else{parallelMEP1 = mEPCurve2;parallelMEP2 = mEPCurve3;if (!line1.Direction.IsAlmostEqualTo(line2.Direction) && !line1.Direction.IsAlmostEqualTo(line2.Direction.Negate())){verticalMEP = mEPCurve1;}}if (parallelMEP1 != null && parallelMEP2 != null && verticalMEP != null){double minVal = double.MaxValue;Connector parallelMEP1Con = null;Connector parallelMEP2Con = null;Connector parallelMEP3Con = null;foreach (Connector con1 in parallelMEP1.ConnectorManager.Connectors){foreach (Connector con2 in parallelMEP2.ConnectorManager.Connectors){double distance = con1.Origin.DistanceTo(con2.Origin);if (distance < minVal){minVal = distance;parallelMEP1Con = con1;parallelMEP2Con = con2;}}}if (parallelMEP1Con != null && parallelMEP1Con != null){minVal = double.MaxValue;foreach (Connector con in verticalMEP.ConnectorManager.Connectors){//连接器的点之间的距离double distance = con.Origin.DistanceTo(parallelMEP1Con.Origin);if (distance < minVal){minVal = distance;parallelMEP3Con = con;}}if (parallelMEP3Con != null){//创建三通return document.Create.NewTeeFitting(parallelMEP1Con, parallelMEP2Con, parallelMEP3Con);}}}return null;}

创建三通两根管

  /// <summary>/// 创建三通 两根管/// </summary>/// <param name="mEPCurve1">被垂直的管</param>/// <param name="mEPCurve2">垂直的管</param>/// <returns></returns>public FamilyInstance CreateTeeByToMEPCurve(MEPCurve mEPCurve1, MEPCurve mEPCurve2){Line mEPCurve1Line = (mEPCurve1.Location as LocationCurve).Curve as Line;Line mEPCurve2Line = (mEPCurve2.Location as LocationCurve).Curve as Line;//线到点的距离double distance1 = mEPCurve1Line.Distance(mEPCurve2Line.GetEndPoint(0));double distance2 = mEPCurve1Line.Distance(mEPCurve2Line.GetEndPoint(1));XYZ point = mEPCurve2Line.GetEndPoint(0);if (distance1 > distance2)point = mEPCurve2Line.GetEndPoint(1);//在mEPCurve1Line线上映射point点XYZ projectPoint = mEPCurve1Line.Project(point).XYZPoint;MEPCurve mEPCurve3 = BreakMEPCurve(mEPCurve1, projectPoint);//创建三通return CreateTee(mEPCurve1, mEPCurve3, mEPCurve2);}

创建四通四根管

  /// <summary>/// 创建四通 四根管/// </summary>/// <param name="mEPCurve1"></param>/// <param name="mEPCurve2"></param>/// <param name="mEPCurve3"></param>/// <param name="mEPCurve4"></param>/// <returns></returns>public FamilyInstance CreateCross(MEPCurve mEPCurve1, MEPCurve mEPCurve2, MEPCurve mEPCurve3, MEPCurve mEPCurve4){List<MEPCurve> mEPCurves = new List<MEPCurve>() { mEPCurve1, mEPCurve2, mEPCurve3, mEPCurve4 };Dictionary<int, Connector> keyValuePairs = new Dictionary<int, Connector>();for (int i = 0; i < mEPCurves.Count - 1; i++){//拿到两根管MEPCurve mEP1 = mEPCurves[i];MEPCurve mEP2 = mEPCurves[i + 1];//找两根管最近的连接器double minDistance = double.MaxValue;Connector connector1 = null;Connector connector2 = null;foreach (Connector con1 in mEP1.ConnectorManager.Connectors){foreach (Connector con2 in mEP2.ConnectorManager.Connectors){double distance = con1.Origin.DistanceTo(con2.Origin);if (distance < minDistance){minDistance = distance;connector1 = con1;connector2 = con2;}}}if (!keyValuePairs.ContainsKey(i)){keyValuePairs.Add(i, connector1);}if (!keyValuePairs.ContainsKey(i + 1)){keyValuePairs.Add(i + 1, connector2);}}List<Connector> connectors = new List<Connector>();for (int i = 0; i < keyValuePairs.Count; i++){Connector con1 = keyValuePairs[i];if (connectors.Contains(con1))continue;//con1的方向XYZ con1FX = con1.CoordinateSystem.BasisZ;for (int ai = i + 1; ai < keyValuePairs.Count; ai++){Connector con2 = keyValuePairs[ai];//con2的方向XYZ con2FX = con2.CoordinateSystem.BasisZ;if (con1FX.IsAlmostEqualTo(con2FX) || con1FX.IsAlmostEqualTo(con2FX.Negate())){connectors.Add(con1);connectors.Add(con2);}}}//创建四通FamilyInstance familyInstance = document.Create.NewCrossFitting(connectors[0], connectors[1], connectors[2], connectors[3]);//0与1平行 2与3平行return familyInstance;}

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revit二次开发创建管道三通，管道四通。两根管、三根管、四根管

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