C# Autodesk.Insert方法代码示例

        ///<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 Autodesk.Revit.UI.Result Execute(
            Autodesk.Revit.UI.ExternalCommandData commandData, 
            ref string message, Autodesk.Revit.DB.ElementSet elements)
        {
            Autodesk.Revit.UI.UIApplication revit = commandData.Application;

            ElementSet collection = revit.ActiveUIDocument.Selection.Elements;
            // check user selection
            if (collection.Size < 1)
            {
                message = "Please select object(s) before delete.";
                return Autodesk.Revit.UI.Result.Cancelled;
            }

            bool error = true;
            try
            {
                error = true;

                // delete selection
                IEnumerator e = collection.GetEnumerator();
                bool MoreValue = e.MoveNext();
                while (MoreValue)
                {
                    Element component = e.Current as Element;
                    revit.ActiveUIDocument.Document.Delete(component);
                    MoreValue = e.MoveNext();
                }

                error = false;
            }
            catch
            {
                // if revit threw an exception, try to catch it
                foreach (Element c in collection)
                {
                    elements.Insert(c);
                }
                message = "object(s) can't be deleted.";
                return Autodesk.Revit.UI.Result.Failed;
            }
            finally
            {
                // if revit threw an exception, display error and return failed
                if (error)
                {
                    MessageBox.Show("Delete failed.");
                }
            }

            return Autodesk.Revit.UI.Result.Succeeded;
        }

//.........这里部分代码省略.........
            // Stores the resulting room->roof relationships
            Dictionary<Element, List<ElementId>> roomsAndRoofs = new Dictionary<Element, List<ElementId>>();

            foreach (Element room in rooms)
            {
                // Get room geometry & boundaries
                SpatialElementGeometryResults results = calculator.CalculateSpatialElementGeometry((SpatialElement)room);

                // Get solid geometry so we can examine each face
                Solid geometry = results.GetGeometry();

                foreach (Face face in geometry.Faces)
                {
                    // Get list of roof boundary subfaces for a given face
                    IList<SpatialElementBoundarySubface> boundaryFaces = results.GetBoundaryFaceInfo(face);
                    foreach (SpatialElementBoundarySubface boundaryFace in boundaryFaces)
                    {
                        // Get boundary element
                        LinkElementId boundaryElementId = boundaryFace.SpatialBoundaryElement;

                        // Only considering local file room bounding elements
                        ElementId localElementId = boundaryElementId.HostElementId;

                        // Evaluate if element meets criteria using PassesFilter()
                        if (localElementId != ElementId.InvalidElementId && categoryFilter.PassesFilter(m_document, localElementId))
                        {
                            // Room already has roofs, add more
                            if (roomsAndRoofs.ContainsKey(room))
                            {
                                List<ElementId> roofs = roomsAndRoofs[room];
                                if (!roofs.Contains(localElementId))
                                    roofs.Add(localElementId);
                            }
                            // Room found first roof
                            else
                            {
                                List<ElementId> roofs = new List<ElementId>();
                                roofs.Add(localElementId);
                                roomsAndRoofs.Add(room, roofs);
                            }
                            break;
                        }
                    }
                }
            }

            // Format results
            if (roomsAndRoofs.Count > 0)
            {
                String logs = String.Format("Rooms that have a bounding roof:");
                message += logs + "\t\r\n";
                Trace.WriteLine(logs);
                foreach (KeyValuePair<Element, List<ElementId>> kvp in roomsAndRoofs)
                {
                    // remove this room from all rooms list
                    rooms.Remove(kvp.Key);

                    List<ElementId> roofs = kvp.Value;
                    String roofsString;

                    // Single roof boundary
                    if (roofs.Count == 1)
                    {
                        Element roof = m_document.get_Element(roofs[0]);
                        roofsString = String.Format("Roof: Id = {0}, Name = {1}", roof.Id.IntegerValue, roof.Name);
                    }
                    // Multiple roofs
                    else
                    {
                        roofsString = "Roofs ids = " + string.Join(", ", Array.ConvertAll<ElementId, string>(roofs.ToArray(), i => i.ToString()));
                    }

                    // Save results
                    logs = String.Format(
                        "  Room: Id = {0}, Name = {1} --> {2}",
                        kvp.Key.Id.IntegerValue, kvp.Key.Name, roofsString);
                    message += logs + "\t\r\n";
                    Trace.WriteLine(logs);
                }
            }

            // Format the rooms that have no bounding roof
            Trace.WriteLine("Geometry relationship checking finished...");
            if (rooms.Count != 0)
            {
                String logs = String.Format("Below rooms don't have bounding roofs:");
                message += logs + "\t\r\n";
                Trace.WriteLine(logs);
                foreach (Element room in rooms)
                {
                    elements.Insert(room);
                    logs = String.Format("  Room Id: {0}, Room Name: {1}",
                        room.Id.IntegerValue, room.Name);
                    message += logs + "\t\r\n";
                    Trace.WriteLine(logs);
                }
            }

            return true;
        }

        /// <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 Autodesk.Revit.UI.Result Execute(Autodesk.Revit.UI.ExternalCommandData commandData,
            ref string message, Autodesk.Revit.DB.ElementSet elements)
        {
            Autodesk.Revit.UI.UIApplication revit = commandData.Application;

            m_revit = revit;
            RotateFramingObjectsForm displayForm = new RotateFramingObjectsForm(this);
            displayForm.StartPosition = FormStartPosition.CenterParent;
            ElementSet selection = revit.ActiveUIDocument.Selection.Elements;
            bool isSingle = true;                   //selection is single object
            bool isAllFamilyInstance = true;  //all is not familyInstance

            // There must be beams, braces or columns selected
            if (selection.IsEmpty)
            {
                // nothing selected
                message = "Please select some beams, braces or columns.";
                return Autodesk.Revit.UI.Result.Failed;
            }
            else if (1 != selection.Size)
            {
                isSingle = false;
                try
                {
                    if (DialogResult.OK != displayForm.ShowDialog())
                    {
                        return Autodesk.Revit.UI.Result.Cancelled;
                    }
                }
                catch (Exception)
                {
                    return Autodesk.Revit.UI.Result.Failed;
                }
                //    return Autodesk.Revit.UI.Result.Succeeded;
                // more than one object selected
            }

            // if the selected elements are familyInstances, try to get their existing rotation
            foreach (Autodesk.Revit.DB.Element e in selection)
            {
                FamilyInstance familyComponent = e as FamilyInstance;
                if (familyComponent != null)
                {
                    if (StructuralType.Beam == familyComponent.StructuralType
                 || StructuralType.Brace == familyComponent.StructuralType)
                    {
                        // selection is a beam or brace
                        string returnValue = this.FindParameter(AngleDefinitionName, familyComponent);
                        displayForm.rotationTextBox.Text = returnValue.ToString();
                    }
                    else if (StructuralType.Column == familyComponent.StructuralType)
                    {
                        // selection is a column
                        Location columnLocation = familyComponent.Location;
                        LocationPoint pointLocation = columnLocation as LocationPoint;
                        double temp = pointLocation.Rotation;
                        string output = (Math.Round(temp * 180 / (Math.PI), 3)).ToString();
                        displayForm.rotationTextBox.Text = output;
                    }
                    else
                    {
                        // other familyInstance can not be rotated
                        message = "It is not a beam, brace or column.";
                        elements.Insert(familyComponent);
                        return Autodesk.Revit.UI.Result.Failed;
                    }
                }
                else
                {
                    if (isSingle)
                    {
                        message = "It is not a FamilyInstance.";
                        elements.Insert(e);
                        return Autodesk.Revit.UI.Result.Failed;
                    }
                    // there is some objects is not familyInstance
                    message = "They are not FamilyInstances";
                    elements.Insert(e);
                    isAllFamilyInstance = false;
                }
            }

            if (isSingle)
            {
//.........这里部分代码省略.........