private DB.Transform GetTransform()
{
if (InternalElement.Document.GetHashCode() == DocumentManager.Instance.CurrentDBDocument.GetHashCode())
{
return(DB.Transform.Identity);
}
else
{
//Find the revit instance where we find the room
DB.FilteredElementCollector collector = new DB.FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument);
List <DB.RevitLinkInstance> linkInstances = collector.OfCategory(DB.BuiltInCategory.OST_RvtLinks).WhereElementIsNotElementType().ToElements().Cast <DB.RevitLinkInstance>().ToList();
DB.RevitLinkInstance roomLinkInstance = linkInstances.FirstOrDefault();
foreach (DB.RevitLinkInstance linkInstance in linkInstances)
{
if (linkInstance.GetLinkDocument().GetHashCode() == InternalElement.Document.GetHashCode())
{
roomLinkInstance = linkInstance;
break;
}
}
return(roomLinkInstance.GetTotalTransform());
}
}
private FamilySymbol GetStructuralSymbol(Document doc, BuiltInCategory category, string symbolName)
{
var fec = new Autodesk.Revit.DB.FilteredElementCollector(doc);
var symbol = fec.OfCategory(category)
.OfClass(typeof(Autodesk.Revit.DB.FamilySymbol))
.Cast <Autodesk.Revit.DB.FamilySymbol>()
.FirstOrDefault(x => x.Name == symbolName);
if (symbol == null)
{
throw new Exception($"The family symbol, {symbolName}, could not be found.");
}
return(symbol);
}
/// <summary>
/// Find the nearest level in the active document
/// </summary>
/// <param name="point">The reference point</param>
/// <returns></returns>
private static DB.Level GetNearestLevel(DB.XYZ point)
{
//find all level in the active document
DB.Document doc = DocumentManager.Instance.CurrentDBDocument;
DB.FilteredElementCollector collector = new DB.FilteredElementCollector(doc);
List <DB.Level> activeLevels = collector.OfCategory(DB.BuiltInCategory.OST_Levels).WhereElementIsNotElementType().ToElements().Cast <DB.Level>().ToList();
DB.Level nearestLevel = activeLevels.FirstOrDefault();
double delta = Math.Abs(nearestLevel.ProjectElevation - point.Z);
foreach (DB.Level currentLevel in activeLevels)
{
if (Math.Abs(currentLevel.ProjectElevation - point.Z) < delta)
{
nearestLevel = currentLevel;
delta = Math.Abs(currentLevel.ProjectElevation - point.Z);
}
}
return(nearestLevel);
}
public ADSK.FilteredElementCollector AddElementFilters(ADSK.FilteredElementCollector collector)
{
return(collector.OfCategory(ADSK.BuiltInCategory.OST_Mass));
}
public DB.FilteredElementCollector AddElementFilters(DB.FilteredElementCollector collector)
{
return(collector.OfCategory(DB.BuiltInCategory.OST_Areas));
}
private DB.Transform GetTransform()
{
if (InternalElement.Document.GetHashCode() == DocumentManager.Instance.CurrentDBDocument.GetHashCode())
{
return DB.Transform.Identity;
}
else
{
//Find the revit instance where we find the room
DB.FilteredElementCollector collector = new DB.FilteredElementCollector(DocumentManager.Instance.CurrentDBDocument);
List<DB.RevitLinkInstance> linkInstances = collector.OfCategory(DB.BuiltInCategory.OST_RvtLinks).WhereElementIsNotElementType().ToElements().Cast<DB.RevitLinkInstance>().ToList();
DB.RevitLinkInstance roomLinkInstance = linkInstances.FirstOrDefault();
foreach (DB.RevitLinkInstance linkInstance in linkInstances)
{
if (linkInstance.GetLinkDocument().GetHashCode() == InternalElement.Document.GetHashCode())
{
roomLinkInstance = linkInstance;
break;
}
}
return roomLinkInstance.GetTotalTransform();
}
}
/// <summary>
/// Find the nearest level in the active document
/// </summary>
/// <param name="point">The reference point</param>
/// <returns></returns>
private static DB.Level GetNearestLevel(DB.XYZ point)
{
//find all level in the active document
DB.Document doc = DocumentManager.Instance.CurrentDBDocument;
DB.FilteredElementCollector collector = new DB.FilteredElementCollector(doc);
List<DB.Level> activeLevels = collector.OfCategory(DB.BuiltInCategory.OST_Levels).WhereElementIsNotElementType().ToElements().Cast<DB.Level>().ToList();
DB.Level nearestLevel = activeLevels.FirstOrDefault();
double delta = Math.Abs(nearestLevel.ProjectElevation - point.Z);
foreach (DB.Level currentLevel in activeLevels)
{
if (Math.Abs(currentLevel.ProjectElevation - point.Z) < delta)
{
nearestLevel = currentLevel;
delta = Math.Abs(currentLevel.ProjectElevation - point.Z);
}
}
return nearestLevel;
}
