/// <summary>
/// create the extrusions of the air handler system
/// </summary>
private void CreateExtrusions()
{
Autodesk.Revit.Creation.Application app = m_application.Create;
CurveArray curves = null;
CurveArrArray profile = null;
Plane plane = null;
SketchPlane sketchPlane = null;
#region Create the cuboid extrusions
for (int i = 0; i <= 2; ++i)
{
// create the profile
curves = app.NewCurveArray();
curves.Append(Line.CreateBound(profileData[i, 0], profileData[i, 1]));
curves.Append(Line.CreateBound(profileData[i, 1], profileData[i, 2]));
curves.Append(Line.CreateBound(profileData[i, 2], profileData[i, 3]));
curves.Append(Line.CreateBound(profileData[i, 3], profileData[i, 0]));
profile = app.NewCurveArrArray();
profile.Append(curves);
// create the sketch plane
plane = Plane.CreateByNormalAndOrigin(sketchPlaneData[i, 0], sketchPlaneData[i, 1]);
sketchPlane = SketchPlane.Create(m_document, plane);
// create the extrusion
extrusions[i] = f.NewExtrusion(isSolid[i], profile, sketchPlane,
extrusionOffsets[i, 1]);
extrusions[i].StartOffset = extrusionOffsets[i, 0];
m_combineElements.Append(extrusions[i]);
}
#endregion
#region Create the round extrusions
for (int i = 3; i <= 4; ++i)
{
// create the profile
profile = app.NewCurveArrArray();
curves = app.NewCurveArray();
plane = Plane.CreateByNormalAndOrigin(profileData[i, 0], profileData[i, 1]);
curves.Append(Arc.Create(plane, arcRadius, 0, Math.PI * 2));
profile.Append(curves);
// create the sketch plane
plane = Plane.CreateByNormalAndOrigin(sketchPlaneData[i, 0], sketchPlaneData[i, 1]);
sketchPlane = SketchPlane.Create(m_document, plane);
// create the extrusion
extrusions[i] = f.NewExtrusion(isSolid[i], profile, sketchPlane,
extrusionOffsets[i, 1]);
extrusions[i].StartOffset = extrusionOffsets[i, 0];
m_combineElements.Append(extrusions[i]);
}
#endregion
}
/// <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 Autodesk.Revit.UI.Result Execute(ExternalCommandData commandData
, ref string message, Autodesk.Revit.DB.ElementSet elements)
{
if (null == s_appCreation)
{
// share for class Intersection.
s_appCreation = commandData.Application.Application.Create;
}
UIDocument doc = commandData.Application.ActiveUIDocument;
CombinableElementArray solids
= new CombinableElementArray();
ElementSet es = new ElementSet();
foreach (ElementId elemId in es)
{
es.Insert(doc.Document.GetElement(elemId));
}
if (0 < es.Size)
{
foreach (Autodesk.Revit.DB.ElementId elementId in doc.Selection.GetElementIds())
{
Autodesk.Revit.DB.Element element = doc.Document.GetElement(elementId);
System.Diagnostics.Trace.WriteLine(element.GetType().ToString());
GenericForm gf = element as GenericForm;
if (null != gf && !gf.IsSolid)
{
continue;
}
CombinableElement ce = element as CombinableElement;
if (null != ce)
{
solids.Append(ce);
}
}
if (solids.Size < 2)
{
message = "At least 2 combinable elements should be selected.";
return(Autodesk.Revit.UI.Result.Failed);
}
doc.Document.CombineElements(solids);
//The selected generic forms are joined, whether or not they overlap.
return(Autodesk.Revit.UI.Result.Succeeded);
}
AutoJoin autojoin = new AutoJoin();
autojoin.Join(doc.Document);
//All overlapping generic forms are joined.
return(Autodesk.Revit.UI.Result.Succeeded);
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
var uidoc = commandData.Application.ActiveUIDocument;
var doc = uidoc.Document;
var connForm = new ConnectElmFrm(uidoc);
if (connForm.ShowDialog() != DialogResult.OK)
{
return(Result.Cancelled);
}
doc.AutoTransaction(() =>
{
var combins = new CombinableElementArray();
var elms = connForm.Elms;
elms.OfType <CombinableElement>().ToList().ForEach(f => combins.Append(f));
if (doc.IsFamilyDocument && combins.Size >= 2)
{
doc.CombineElements(combins);
}
else if (!doc.IsFamilyDocument && elms.Count >= 2)
{
elms.ForEach(f1 => elms.ForEach(f2 =>
{
ExceptionUtil.AutoTry(() =>
{
if (f1 == f2)
{
return;
}
if (!doc.CrossSpaceBox(f1, f2))
{
return;
}
JoinGeometryUtils.JoinGeometry(doc, f1, f2);
});
}));
}
});
return(Result.Succeeded);
}
/// <summary>
/// Join the overlapped elements in the list.
/// </summary>
/// <param name="elements">the element list may includes overlapping.</param>
/// <param name="document">the active document</param>
/// <returns>the joined geometry combination, the joined elements is removed from the list.</returns>
public GeomCombination JoinOverlapping(List <CombinableElement> elements, Document document)
{
CombinableElementArray joinedElements = new CombinableElementArray();
// try to find the first overlapping.
foreach (CombinableElement aElement in elements)
{
foreach (CombinableElement xElement in elements)
{
if (IsOverlapped(aElement, xElement))
{
joinedElements.Append(aElement);
break;
}
}
if (1 == joinedElements.Size)
{
break;
}
}
if (0 == joinedElements.Size)
{
return(null);//Can not find any overlapping.
}
// try to find all elements overlapped the first element.
foreach (CombinableElement aElement in elements)
{
if (IsOverlapped(aElement, joinedElements.get_Item(0)))
{
joinedElements.Append(aElement);
}
}
List <CombinableElement> allCanJoin = new List <CombinableElement>();
bool isNew = false;
do
{
allCanJoin.Clear();
isNew = false;
// try to find all elements overlapped joinedElements
foreach (CombinableElement aElement in joinedElements)
{
foreach (CombinableElement xElement in elements)
{
if (IsOverlapped(aElement, xElement))
{
allCanJoin.Add(xElement);
}
}
}
foreach (CombinableElement aElement in allCanJoin)
{
bool isContained = false;
for (int ii = 0; ii < joinedElements.Size; ii++)
{
if (aElement.Id.IntegerValue == joinedElements.get_Item(ii).Id.IntegerValue)
{
isContained = true;
break;
}
}
if (!isContained)
{
isNew = true;
joinedElements.Append(aElement);
}
}
} while (isNew);// find all elements which overlapped with joined geometry combination.
// removed the joined elements from the input list.
foreach (CombinableElement aElement in joinedElements)
{
elements.Remove(aElement);
}
return(document.CombineElements(joinedElements));
}
/// <summary>
/// Join the overlapped elements in the list.
/// </summary>
/// <param name="elements">the element list may includes overlapping.</param>
/// <param name="document">the active document</param>
/// <returns>the joined geometry combination, the joined elements is removed from the list.</returns>
public GeomCombination JoinOverlapping(List<CombinableElement> elements, Document document)
{
CombinableElementArray joinedElements = new CombinableElementArray();
// try to find the first overlapping.
foreach (CombinableElement aElement in elements)
{
foreach (CombinableElement xElement in elements)
{
if (IsOverlapped(aElement, xElement))
{
joinedElements.Append(aElement);
break;
}
}
if (1 == joinedElements.Size)
break;
}
if (0 == joinedElements.Size)
{
return null;//Can not find any overlapping.
}
// try to find all elements overlapped the first element.
foreach (CombinableElement aElement in elements)
{
if (IsOverlapped(aElement, joinedElements.get_Item(0)))
{
joinedElements.Append(aElement);
}
}
List<CombinableElement> allCanJoin = new List<CombinableElement>();
bool isNew = false;
do
{
allCanJoin.Clear();
isNew = false;
// try to find all elements overlapped joinedElements
foreach (CombinableElement aElement in joinedElements)
{
foreach (CombinableElement xElement in elements)
{
if (IsOverlapped(aElement, xElement))
{
allCanJoin.Add(xElement);
}
}
}
foreach (CombinableElement aElement in allCanJoin)
{
bool isContained = false;
for (int ii = 0; ii < joinedElements.Size; ii++)
{
if (aElement.Id.IntegerValue == joinedElements.get_Item(ii).Id.IntegerValue)
{
isContained = true;
break;
}
}
if (!isContained)
{
isNew = true;
joinedElements.Append(aElement);
}
}
} while (isNew);// find all elements which overlapped with joined geometry combination.
// removed the joined elements from the input list.
foreach (CombinableElement aElement in joinedElements)
{
elements.Remove(aElement);
}
return document.CombineElements(joinedElements);
}
/// <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 Autodesk.Revit.UI.Result Execute(ExternalCommandData commandData
, ref string message, Autodesk.Revit.DB.ElementSet elements)
{
if (null == s_appCreation)
{
// share for class Intersection.
s_appCreation = commandData.Application.Application.Create;
}
UIDocument doc = commandData.Application.ActiveUIDocument;
CombinableElementArray solids
= new CombinableElementArray();
if (0 < doc.Selection.Elements.Size)
{
foreach (Autodesk.Revit.DB.Element element in doc.Selection.Elements)
{
System.Diagnostics.Trace.WriteLine(element.GetType().ToString());
GenericForm gf = element as GenericForm;
if (null != gf && !gf.IsSolid)
continue;
CombinableElement ce = element as CombinableElement;
if (null != ce)
solids.Append(ce);
}
if (solids.Size < 2)
{
message = "At least 2 combinable elements should be selected.";
return Autodesk.Revit.UI.Result.Failed;
}
doc.Document.CombineElements(solids);
//The selected generic forms are joined, whether or not they overlap.
return Autodesk.Revit.UI.Result.Succeeded;
}
AutoJoin autojoin = new AutoJoin();
autojoin.Join(doc.Document);
//All overlapping generic forms are joined.
return Autodesk.Revit.UI.Result.Succeeded;
}
public static Dictionary <string, object> ByRoom(string familyTemplatePath, global::Revit.Elements.Room room, string materialName, global::Revit.Elements.Category category, string subcategory = "")
{
//variables
global::Revit.Elements.Element famInstance = null;
Autodesk.Revit.DB.FamilyInstance internalFam = null;
bool fileFound = false;
//the current document
Autodesk.Revit.DB.Document doc = DocumentManager.Instance.CurrentDBDocument;
UIApplication uiapp = new UIApplication(doc.Application);
//convert the room to an Autodesk.Revit.DB representation
Autodesk.Revit.DB.Architecture.Room internalRoom = (Autodesk.Revit.DB.Architecture.Room)room.InternalElement;
string name = internalRoom.Name;
//we close all of the families because we need to swap documents
foreach (Document d in uiapp.Application.Documents)
{
if (d.IsFamilyDocument)
{
d.Close(false);
}
}
//create the new family document in the background and store it in memory
Document familyDocument = uiapp.Application.NewFamilyDocument(familyTemplatePath);
//instantiate a material element id and try to get the material that was specified
ElementId material = null;
FilteredElementCollector materialCollector = new FilteredElementCollector(familyDocument).OfClass(typeof(Autodesk.Revit.DB.Material));
foreach (var m in materialCollector)
{
if (m.Name.ToLower().Replace(" ", "") == materialName.ToLower().Replace(" ", ""))
{
material = m.Id;
}
}
//close Dynamo's open transaction, we need to do this because we open a new Revit API transaction in the family document (This is document switching)
TransactionManager.Instance.ForceCloseTransaction();
//start creating the families.
Transaction trans = new Transaction(familyDocument, "Generate Families Ya'll");
trans.Start();
//set the family category
Autodesk.Revit.DB.Category familyCategory = familyDocument.Settings.Categories.get_Item(category.Name);
familyDocument.OwnerFamily.FamilyCategory = familyCategory;
//get the subcategory for the solids
Autodesk.Revit.DB.Category subCategory = null;
foreach (Autodesk.Revit.DB.Category c in familyCategory.SubCategories)
{
if (c.Name.ToLower() == subcategory.ToLower())
{
subCategory = c;
}
}
//get the height of the thing
double height = room.Height;
//get the curves
IList <IList <BoundarySegment> > boundary = internalRoom.GetBoundarySegments(new SpatialElementBoundaryOptions());
//generate a plane
Autodesk.Revit.DB.Plane revitPlane = Autodesk.Revit.DB.Plane.CreateByNormalAndOrigin(Vector.ZAxis().ToXyz(), new XYZ(0, 0, 0));
Autodesk.Revit.DB.SketchPlane sketchPlane = SketchPlane.Create(familyDocument, revitPlane);
//the curve arrays to generate solids and voids in family
CurveArray curveArray = new CurveArray();
CurveArrArray curveArrArray = new CurveArrArray();
CurveArray curveArrayVoid = new CurveArray();
CurveArrArray curveArrArrayVoid = new CurveArrArray();
//to perform the cut action on the solid with the voids
CombinableElementArray ceArray = new CombinableElementArray();
//transform bizness
Point roomCentroid = room.BoundingBox.ToCuboid().Centroid();
Point locationPoint = Point.ByCoordinates(roomCentroid.X, roomCentroid.Y, 0);
CoordinateSystem oldCS = CoordinateSystem.ByOrigin(locationPoint);
CoordinateSystem newCS = CoordinateSystem.ByOrigin(0, 0, 0);
//flag to step through the boundaries.
int flag = 0;
while (flag < boundary.Count)
{
//the first set of curves is the solid's boundary
if (flag == 0)
{
//generate the solid form which is the first item in the boundary segments.
foreach (BoundarySegment b in boundary[flag])
{
Autodesk.DesignScript.Geometry.Curve c = b.GetCurve().ToProtoType();
Autodesk.DesignScript.Geometry.Curve movedCurve = c.Transform(oldCS, newCS) as Autodesk.DesignScript.Geometry.Curve;
curveArray.Append(movedCurve.ToRevitType());
}
curveArrArray.Append(curveArray);
Extrusion solidExtrusion = familyDocument.FamilyCreate.NewExtrusion(true, curveArrArray, sketchPlane, height);
if (material != null)
{
//Set the material
Autodesk.Revit.DB.Parameter matParam = solidExtrusion.get_Parameter(BuiltInParameter.MATERIAL_ID_PARAM);
matParam.Set(material);
}
//try to set the subcategory
if (subCategory != null)
{
solidExtrusion.Subcategory = subCategory;
}
}
//subsequent lists of curves are representative of the voids
else
{
//clear the curves from the collection for all items after the second one. (index 2+)
if (!curveArrayVoid.IsEmpty)
{
curveArrayVoid.Clear();
curveArrArrayVoid.Clear();
ceArray.Clear();
}
//generate the void form
foreach (BoundarySegment b in boundary[flag])
{
Autodesk.DesignScript.Geometry.Curve c = b.GetCurve().ToProtoType();
Autodesk.DesignScript.Geometry.Curve movedCurve = c.Transform(oldCS, newCS) as Autodesk.DesignScript.Geometry.Curve;
curveArrayVoid.Append(movedCurve.ToRevitType());
}
curveArrArrayVoid.Append(curveArrayVoid);
Extrusion voidExtrusion = familyDocument.FamilyCreate.NewExtrusion(false, curveArrArrayVoid, sketchPlane, height);
//try to combine things
foreach (Extrusion genericForm in new FilteredElementCollector(familyDocument).OfClass(typeof(Extrusion))
.Cast <Extrusion>())
{
ceArray.Append(genericForm);
}
//to add the void to the solid
familyDocument.CombineElements(ceArray);
}
flag++;
}
familyDocument.Regenerate();
trans.Commit();
Autodesk.Revit.DB.Family fam = null;
//build the temporary path
string familyFilePath = Path.GetTempPath() + name + ".rfa";
SaveAsOptions opt = new SaveAsOptions();
opt.OverwriteExistingFile = true;
familyDocument.SaveAs(familyFilePath, opt);
familyDocument.Close(false);
TransactionManager.Instance.ForceCloseTransaction();
Transaction trans2 = new Transaction(doc, "Attempting to place or update Room family instances.");
trans2.Start();
IFamilyLoadOptions loadOptions = new FamilyImportOptions();
bool variable = true;
loadOptions.OnFamilyFound(true, out variable);
doc.LoadFamily(familyFilePath, loadOptions, out fam);
FamilySymbol familySymbol = (FamilySymbol)doc.GetElement(fam.GetFamilySymbolIds().First());
//try to find if it is placed already
FilteredElementCollector col = new FilteredElementCollector(doc);
//get built in category from user viewable category
BuiltInCategory myCatEnum =
(BuiltInCategory)Enum.Parse(typeof(BuiltInCategory), category.Id.ToString());
foreach (Autodesk.Revit.DB.Element e in col.WhereElementIsNotElementType().OfCategory(myCatEnum).ToElements())
{
Autodesk.Revit.DB.FamilySymbol type = (FamilySymbol)doc.GetElement(e.GetTypeId());
if (type.FamilyName.Equals(name))
{
fileFound = true;
internalFam = e as Autodesk.Revit.DB.FamilyInstance;
}
}
//place families that are not placed
if (fileFound == false)
{
if (!familySymbol.IsActive)
{
familySymbol.Activate();
}
internalFam = doc.Create.NewFamilyInstance(new XYZ(roomCentroid.X, roomCentroid.Y, 0), familySymbol, internalRoom.Level,
StructuralType.NonStructural);
}
trans2.Commit();
//delete the temp file
File.Delete(familyFilePath);
//cast to Dynamo type for output and location updating (if necessary)
famInstance = internalFam.ToDSType(true);
if (fileFound)
{
famInstance.SetLocation(locationPoint);
}
//returns the outputs
var outInfo = new Dictionary <string, object>
{
{ "familyInstance", famInstance }
};
return(outInfo);
}