Revit二开学习-多排管道标注weixin44581042的博客-

Revit二开学习-多排管道标注

管道标注摘自：

https://blog.csdn.net/qq_43026206/article/details/84256346?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522159152319919725219929766%2522%252C%2522scm%2522%253A%252220140713.130102334.pc%255Fall.%2522%257D&request_id=159152319919725219929766&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2_allfirst_rank_ecpm_v3~pc_rank_v3-2-84256346.first_rank_ecpm_v3_pc_rank_v3&utm_term=revit%E4%BA%8C%E6%AC%A1%E5%BC%80%E5%8F%91%E7%AE%A1%E9%81%93%E6%A0%87%E6%B3%A8

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 Autodesk.Revit.DB.Plumbing; using Test.Filter; using Teigha.Runtime; namespace Test { /// <summary> /// 多排管道标注 /// 只能在平面视图标注 /// 只标注在管道法线右侧 /// </summary> [Transaction(TransactionMode.Manual)] class Cmd_MEPMarking : IExternalCommand { public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements) { UIDocument uidoc = commandData.Application.ActiveUIDocument; Document doc = uidoc.Document; // 判断当前视图是否是平面视图 if (!(doc.ActiveView is ViewPlan)) {                 TaskDialog.Show("Error", "当前视图不是平面视图"); return Result.Cancelled; } Selection sel = uidoc.Selection; // 获取需要标注的管道             IList<Element> elems = sel.PickElementsByRectangle(new MEPCurveFilter(), "请选择管道");              IList<MEPCurve> curves = new List<MEPCurve>(); // 判断是否选择了机电管线 if(elems.Count == 0) {                 TaskDialog.Show("Error","未选择机电管线"); return Result.Cancelled; } foreach (Element e in elems) {                 curves.Add(e as MEPCurve); } // 判断管道是否平行 if (!isMEPCurvesParallel(curves)) {                 TaskDialog.Show("Test", "所选择的机电管线不平行"); return Result.Cancelled; } // 获取单根管道的向量并确保方向准确 Line MEPLine1 = (curves[0].Location as LocationCurve).Curve as Line; XYZ pipeVector = MEPLine1.Direction; double X = pipeVector.X; double Y = pipeVector.Y; if (Y == -1) {                 pipeVector = new XYZ(pipeVector.X, 1, pipeVector.Z); } else if (X < 0) {                 pipeVector = pipeVector.Multiply(-1); } // 选择标记点 XYZ tagStart = sel.PickPoint();               List<double> list = new List<double>();// 距离数组              Dictionary<XYZ,MEPCurve> map = new Dictionary<XYZ, MEPCurve>();// 管线与垂直交点             Dictionary<double,XYZ> tagToMep = new Dictionary<double,XYZ>();// 距离与垂直交点 foreach (MEPCurve mep in curves) { LocationCurve location = mep.Location as LocationCurve; Curve curve = location.Curve; IntersectionResult intersection = curve.Project(tagStart); XYZ intersectionP = intersection.XYZPoint; XYZ interPoint = new XYZ(intersectionP.X, intersectionP.Y, 0.00);                  map.Add(interPoint,mep);                  list.Add(interPoint.DistanceTo(tagStart));                  tagToMep.Add(interPoint.DistanceTo(tagStart),interPoint); }             list.Sort();              list.Reverse(); //StringBuilder s = new StringBuilder(); //foreach(double d in list) //{ //    s.Append(d.ToString()+'n'); //} //TaskDialog.Show("Test",s.ToString()); double distance = 0.00;// 标注距离              IList<Line> lines = new List<Line>();// 所需要绘制的线段             IList<XYZ> tagPoints = new List<XYZ>();// 标记点位置               Dictionary<MEPCurve, XYZ> tagMEP = new Dictionary<MEPCurve, XYZ>();// 机电管线与标记点 foreach (double d in list) { XYZ verticalPoint = tagToMep[d]; XYZ verticalVector = getPointVector(verticalPoint,tagStart); XYZ tempPoint = verticalPoint + verticalVector.Normalize() * (d+distance);                 distance += 450 / 304.8; Line line = Line.CreateBound(verticalPoint,tempPoint);                 lines.Add(line); XYZ tagPoint = tempPoint + pipeVector.Normalize() * 400 / 304.8;                 tagPoints.Add(tagPoint);                 line = Line.CreateBound(tempPoint,tagPoint);                 lines.Add(line);                  tagMEP.Add(map[verticalPoint],tagPoint); }              ICollection<ElementId> group = new List<ElementId>(); using (Transaction t = new Transaction(doc, "XX")) {                 t.Start(); foreach(Line line in lines) { DetailCurve detailCurve = doc.Create.NewDetailCurve(doc.ActiveView,line); group.Add(detailCurve.Id); }                 doc.Create.NewGroup(group);                 t.Commit(); } TagMode tagMode = TagMode.TM_ADDBY_CATEGORY; TagOrientation tagOrientation = TagOrientation.Horizontal;//标记的朝向 using (Transaction trans = new Transaction(doc)) {                 trans.Start("Creat  IndependentTag"); foreach (MEPCurve curve in curves) { XYZ tagPoint = tagMEP[curve]; IndependentTag tag = IndependentTag.Create(doc, doc.ActiveView.Id, new Reference(curve), true, tagMode, tagOrientation, tagPoint); if (null == tag) { throw new System.Exception("Create IndependentTag Failed."); }                      tag.LeaderEndCondition = LeaderEndCondition.Free;                     tag.HasLeader = false;//不要箭头 //XYZ elbowPnt = mid + new XYZ(2.0, 2.0, 0.0); //tag.LeaderElbow = elbowPnt;//有箭头的话，箭头拐点 XYZ headerPnt = tagPoint;                     tag.TagHeadPosition = headerPnt;//标记的位置 }                                 trans.Commit(); } return Result.Succeeded; } // 获取两个点的向量 public XYZ getPointVector(XYZ p1,XYZ p2) { Line line = Line.CreateBound(p1,p2); return line.Direction; } // 判断多条管道平行 public bool isMEPCurvesParallel(IList<MEPCurve> mepCurves) {             Stack<MEPCurve> stack = new Stack<MEPCurve>(); foreach (MEPCurve curve in mepCurves) {                 stack.Push(curve); } while (stack.Count > 1) { MEPCurve m1 = stack.Pop(); MEPCurve m2 = stack.Peek(); if (!isParallel(m1, m2)) return false; } return true; } // 判断两条直线是否平行 public bool isParallel(MEPCurve c1,MEPCurve c2) { Line l1 = CurveZZ(c1) as Line; Line l2 = CurveZZ(c2) as Line; XYZ vector1 = l1.Direction; XYZ vector2 = l2.Direction; if (vector1.IsAlmostEqualTo(vector2) || vector1.IsAlmostEqualTo(vector2*-1)) return true; return false; } // 将Curve的Z值归零 public Curve CurveZZ(MEPCurve c) { Curve curve = (c.Location as LocationCurve).Curve; XYZ p1 = curve.GetEndPoint(0); XYZ p2 = curve.GetEndPoint(1);             p1 = new XYZ(p1.X, p1.Y, 0);             p2 = new XYZ(p2.X, p2.Y, 0); return Line.CreateBound(p1,p2); } } }