Revit API創建標注NewTag

start

 
          /// 
            
          <summary> 
          
 
          /// 
           創建水管管徑標注
 
          /// 
            
          </summary> 
          
[Transaction(TransactionMode.Manual)] 
          
 
          public  
          class CreatPipeDiameterTag : IExternalCommand 
          
{ 
          
     
          #region IExternalCommand Members 
          
 
          
     
          public Result Execute(ExternalCommandData commandData,  
          ref  
          string message, ElementSet elements) 
          
    { 
          
        UIDocument uiDoc = commandData.Application.ActiveUIDocument; 
          
        Document doc = uiDoc.Document; 
          // 
          當前活動文檔 
          
        Autodesk.Revit.DB.View view = uiDoc.ActiveView; 
          // 
          當前活動視圖 
          
        Selection sel = uiDoc.Selection; 
          // 
          選擇集 
          
        Transaction ts =  
          new Transaction(doc,  
          " 
          水管管徑標記 
          "); 
          
         
          try 
          
        { 
          
            ts.Start(); 
          
            PipeSelectionFilter psf =  
          new PipeSelectionFilter(doc); 
          
            Reference refer = sel.PickObject(ObjectType.Element, psf,  
          " 
          請選擇要標注的水管: 
          "); 
          
            Pipe pipe = doc.GetElement(refer)  
          as Pipe; 
          
             
          if (pipe ==  
          null) 
          
            { 
          
                ts.Dispose(); 
          
                TaskDialog.Show( 
          " 
          RevitMassge 
          ",  
          " 
          沒有選中水管 
          "); 
          
                 
          return Result.Failed; 
          
            } 
          
             
          // 
          Define tag mode and tag orientation for new tag 
          
            TagMode tageMode = TagMode.TM_ADDBY_CATEGORY; 
          
            TagOrientation tagOri = TagOrientation.Horizontal; 
          
             
          // 
          Add the tag to the middle of duct 
          
            LocationCurve locCurve = pipe.Location  
          as LocationCurve; 
          
            XYZ pipeMid = locCurve.Curve.Evaluate( 
          0.275,  
          true); 
          
            IndependentTag tag = doc.Create.NewTag(view, pipe,  
          false, tageMode, tagOri, pipeMid); 
          
             
          // 
          遍歷類型 
          
            FilteredElementCollector filterColl = GetElementsOfType(doc,  
          typeof(FamilySymbol), BuiltInCategory.OST_PipeTags); 
          
             
          // 
          WinFormTools.MsgBox(filterColl.ToElements().Count.ToString()); 
          
             
          int elId =  
          0; 
          
             
          foreach (Element el  
          in filterColl.ToElements()) 
          
            { 
          
                 
          if (el.Name ==  
          " 
          管道尺寸標記 
          ") 
          
                    elId = el.Id.IntegerValue; 
          
            } 
          
            tag.ChangeTypeId( 
          new ElementId(elId)); 
          
            ElementId eId =  
          null; 
          
             
          if (tag ==  
          null) 
          
            { 
          
                ts.Dispose(); 
          
                TaskDialog.Show( 
          " 
          RevitMassge 
          ",  
          " 
          創建標注失敗！ 
          "); 
          
                 
          return Result.Failed; 
          
            } 
          
            ICollection<ElementId> eSet = tag.GetValidTypes(); 
          
             
          foreach (ElementId item  
          in eSet) 
          
            { 
          
                 
          if (item.IntegerValue ==  
          532753) 
          
                { 
          
                    eId = item; 
          
                } 
          
            } 
          
            tag = doc.get_Element(eId)  
          as IndependentTag; 
          
        } 
          
         
          catch (Exception) 
          
        { 
          
            ts.Dispose(); 
          
             
          return Result.Cancelled; 
          
        } 
          
        ts.Commit(); 
          
 
          
         
          return Result.Succeeded; 
          
    } 
          
    FilteredElementCollector GetElementsOfType(Document doc, Type type, BuiltInCategory bic) 
          
    { 
          
        FilteredElementCollector collector =  
          new FilteredElementCollector(doc); 
          
 
          
        collector.OfCategory(bic); 
          
        collector.OfClass(type); 
          
 
          
         
          return collector; 
          
    } 
          
     
          #endregion 
          
} 
          
 
          
 
          
 
          /// 
            
          <summary> 
          
 
          /// 
          水管選擇過濾器
 
          /// 
            
          </summary> 
          
 
          public  
          class PipeSelectionFilter : ISelectionFilter 
          
{ 
          
     
          #region ISelectionFilter Members 
          
 
          
    Document doc =  
          null; 
          
     
          public PipeSelectionFilter(Document document) 
          
    { 
          
        doc = document; 
          
    } 
          
 
          
     
          public  
          bool AllowElement(Element elem) 
          
    { 
          
         
          return elem  
          is Pipe; 
          
    } 
          
 
          
     
          public  
          bool AllowReference(Reference reference, XYZ position) 
          
    { 
          
         
          return doc.GetElement(reference)  
          is Pipe; 
          
    } 
          
 
          
     
          #endregion 
          
} 
         

end