RevitSdkSamples/SDK/Samples/SampleCommandsSteelElements/CS/CreateCopeSkewed.cs

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// (C) Copyright 2003-2019 by Autodesk, Inc.
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using Autodesk.Revit.UI.Selection;
using Autodesk.AdvanceSteel.CADAccess;
using Autodesk.Revit.DB.Steel;
using Autodesk.AdvanceSteel.Modelling;
using Autodesk.SteelConnectionsDB;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using System.Collections.Generic;



namespace Revit.SDK.Samples.SampleCommandsSteelElements.CreateCopeSkewed.CS
{
   /// <summary>
   /// Implements the Revit add-in interface IExternalCommand
   /// </summary>
   [Autodesk.Revit.Attributes.Transaction(Autodesk.Revit.Attributes.TransactionMode.Manual)]
   [Autodesk.Revit.Attributes.Regeneration(Autodesk.Revit.Attributes.RegenerationOption.Manual)]
   [Autodesk.Revit.Attributes.Journaling(Autodesk.Revit.Attributes.JournalingMode.NoCommandData)]
   public class Command : IExternalCommand
   {
      /// <summary>
      /// Implement this method as an external command for Revit.
      /// </summary>
      /// <param name="commandData">An object that is passed to the external application 
      /// which contains data related to the command, 
      /// such as the application object and active view.</param>
      /// <param name="message">A message that can be set by the external application 
      /// which will be displayed if a failure or cancellation is returned by 
      /// the external command.</param>
      /// <param name="elements">A set of elements to which the external application 
      /// can add elements that are to be highlighted in case of failure or cancellation.</param>
      /// <returns>Return the status of the external command. 
      /// A result of Succeeded means that the API external method functioned as expected. 
      /// Cancelled can be used to signify that the user cancelled the external operation 
      /// at some point. Failure should be returned if the application is unable to proceed with 
      /// the operation.</returns>
      public virtual Result Execute(ExternalCommandData commandData
          , ref string message, ElementSet elements)
      {
         //Get the document from external command data.
         UIDocument activeDoc = commandData.Application.ActiveUIDocument;
         Autodesk.Revit.DB.Document doc = activeDoc.Document;

         if (null == doc)
         {
            return Result.Failed;
         }

         try
         {
            // Start detailed steel modeling transaction
            using (FabricationTransaction trans = new FabricationTransaction(doc, false, "Create cope skewed"))
            {
               // for more details, please consult http://www.autodesk.com/adv-steel-api-walkthroughs-2019-enu
               Reference eRef = activeDoc.Selection.PickObject(ObjectType.Element, "Pick a beam");
               Element elem = null;
               if (eRef != null && eRef.ElementId != ElementId.InvalidElementId)
               {
                  elem = doc.GetElement(eRef.ElementId);
               }

               if (null == elem)
               {
                  return Result.Failed;
               }

               // adding fabrication data, if the element doesn't already have it.
               SteelElementProperties cell = SteelElementProperties.GetSteelElementProperties(elem);
               if (null == cell)
               {
                  List<ElementId> elemsIds = new List<ElementId>();
                  elemsIds.Add(elem.Id);
                  SteelElementProperties.AddFabricationInformationForRevitElements(doc, elemsIds);
               }

               FilerObject filerObj = Utilities.Functions.GetFilerObject(doc, eRef);
               if (null == filerObj)
               {
                  return Result.Failed;
               }

               if (!(filerObj is Beam))
               {
                  return Result.Failed;
               }

               // Creating a beam, using AdvanceSteel classes
               Beam beam = filerObj as Beam;
               // Calculating the end and the side of the beam
               Beam.eEnd end = Utilities.Functions.CalculateBeamEnd(beam, new XYZ(eRef.GlobalPoint.X, eRef.GlobalPoint.Y, eRef.GlobalPoint.Z));
               Beam.eSide side = Utilities.Functions.CalculateBeamSide(beam, new XYZ(eRef.GlobalPoint.X, eRef.GlobalPoint.Y, eRef.GlobalPoint.Z));
               double length = 1000;
               double depth = -50;
               // Adding the cope feature to the beam, using AdvanceSteel's BeamNotchEx class.
               BeamNotchEx cope = new BeamNotchEx(end, side, length, depth);
               beam.AddFeature(cope);

               trans.Commit();
            }
         }

         catch (Autodesk.Revit.Exceptions.OperationCanceledException)
         {
            return Result.Cancelled;
         }
         return Result.Succeeded;
      }
   }
}