public static global::Revit.Elements.Room CenterRoom2(global::Revit.Elements.Room room)
{
Autodesk.Revit.DB.Document doc = DocumentManager.Instance.CurrentDBDocument;
Autodesk.Revit.DB.Architecture.Room internalRoom = (Autodesk.Revit.DB.Architecture.Room)room.InternalElement;
IEnumerable <IEnumerable <Autodesk.DesignScript.Geometry.Curve> > coreBoundary = room.CoreBoundary;
List <Autodesk.DesignScript.Geometry.Point> pointList = new List <Autodesk.DesignScript.Geometry.Point>();
Polygon poly = null;
foreach (IEnumerable <Autodesk.DesignScript.Geometry.Curve> curve in coreBoundary)
{
foreach (Autodesk.DesignScript.Geometry.Curve c in curve)
{
pointList.Add(c.StartPoint);
}
poly = Polygon.ByPoints(pointList);
}
if (room.IsInsideRoom(poly.Center()))
{
TransactionManager.Instance.EnsureInTransaction(doc);
room.SetLocation(poly.Center());
TransactionManager.Instance.TransactionTaskDone();
}
else
{
TransactionManager.Instance.EnsureInTransaction(doc);
room.SetLocation(room.Location);
TransactionManager.Instance.TransactionTaskDone();
}
return(room);
}
public static List <Curve> IntersectWithCurve(global::Revit.Elements.Room room, Curve curve)
{
List <Curve> curveList = null;
Autodesk.Revit.DB.Architecture.Room internalRoom =
(Autodesk.Revit.DB.Architecture.Room)room.InternalElement;
Autodesk.Revit.DB.GeometryElement roomGeometryElement = internalRoom.ClosedShell;
foreach (GeometryObject geoObj in roomGeometryElement)
{
if (geoObj is Autodesk.Revit.DB.Solid)
{
Autodesk.Revit.DB.Solid geoSolid = geoObj as Autodesk.Revit.DB.Solid;
Autodesk.Revit.DB.SolidCurveIntersection intersectingCurve = geoSolid.IntersectWithCurve(curve.ToRevitType(), new SolidCurveIntersectionOptions());
curveList = intersectingCurve.Select(c => c.ToProtoType()).ToList();
}
}
return(curveList);
}
public static List <global::Revit.Elements.Element> IntersectingElementsInRoom(global::Revit.Elements.Room room, global::Revit.Elements.Category category)
{
Autodesk.Revit.DB.Document doc = DocumentManager.Instance.CurrentDBDocument;
Autodesk.DesignScript.Geometry.Solid roomSolid = Autodesk.DesignScript.Geometry.Solid.ByUnion(room.Solids);
//get built in category from user viewable category
BuiltInCategory myCatEnum = (BuiltInCategory)Enum.Parse(typeof(BuiltInCategory), category.Id.ToString());
//start the transaction
TransactionManager.Instance.EnsureInTransaction(doc);
//builds an id collection for later deletion
ICollection <ElementId> idCollection = new List <ElementId>();
global::Revit.Elements.DirectShape directShape = global::Revit.Elements.DirectShape.ByGeometry(roomSolid, global::Revit.Elements.Category.ByName("Generic Models"), global::Revit.Elements.DirectShape.DynamoPreviewMaterial, "DirectShape");
idCollection.Add(directShape.InternalElement.Id);
TransactionManager.Instance.TransactionTaskDone();
doc.Regenerate();
ElementIntersectsElementFilter filter = new ElementIntersectsElementFilter(directShape.InternalElement);
//build a collector
FilteredElementCollector collector = new FilteredElementCollector(doc);
IList <Autodesk.Revit.DB.Element> intersectingElementsInternaList = collector.OfCategory(myCatEnum).WhereElementIsNotElementType().WherePasses(filter).ToElements();
//build a list to output geometry
List <global::Revit.Elements.Element> intersectingElements = new List <global::Revit.Elements.Element>();
//append the intersecting elements to the output list
foreach (Autodesk.Revit.DB.Element thing in intersectingElementsInternaList)
{
intersectingElements.Add(thing.ToDSType(true));
}
//delete the direct shapes as we do not need them any longer
TransactionManager.Instance.EnsureInTransaction(doc);
foreach (ElementId id in idCollection)
{
doc.Delete(id);
}
TransactionManager.Instance.TransactionTaskDone();
return(intersectingElements);
}
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);
}
