public MaterialInfo(ElementId baseMatId, string layerName, double matWidth, MaterialFunctionAssignment function)
{
m_baseMatId = baseMatId;
m_layerName = layerName;
m_matWidth = matWidth;
m_function = function;
}
/// <summary>
/// Gets the material ids of finish function of the host object.
/// </summary>
/// <param name="hostObject">The host object.</param>
/// <returns>The material ids.</returns>
public static ISet <ElementId> GetFinishMaterialIds(HostObject hostObject)
{
HashSet <ElementId> matIds = new HashSet <ElementId>();
ElementId typeElemId = hostObject.GetTypeId();
HostObjAttributes hostObjAttr = hostObject.Document.GetElement(typeElemId) as HostObjAttributes;
if (hostObjAttr == null)
{
return(matIds);
}
ElementId baseMatId = CategoryUtil.GetBaseMaterialIdForElement(hostObject);
CompoundStructure cs = hostObjAttr.GetCompoundStructure();
if (cs != null)
{
for (int i = 0; i < cs.LayerCount; ++i)
{
MaterialFunctionAssignment function = cs.GetLayerFunction(i);
if (function == MaterialFunctionAssignment.Finish1 || function == MaterialFunctionAssignment.Finish2)
{
ElementId matId = cs.GetMaterialId(i);
if (matId != ElementId.InvalidElementId)
{
matIds.Add(matId);
}
else if (baseMatId != ElementId.InvalidElementId)
{
matIds.Add(baseMatId);
}
}
}
}
return(matIds);
}
public Result Execute(
ExternalCommandData commandData,
ref string message,
ElementSet elements)
{
UIApplication app = commandData.Application;
Document doc = app.ActiveUIDocument.Document;
#if _2011
//
// code for the Revit 2011 API:
//
Debug.Assert(false,
"Currently, no new wall layer can be created, because"
+ "there is no creation method available for it.");
foreach (WallType wallType in doc.WallTypes)
{
if (0 < wallType.CompoundStructure.Layers.Size)
{
CompoundStructureLayer oldLayer
= wallType.CompoundStructure.Layers.get_Item(0);
WallType newWallType
= wallType.Duplicate("NewWallType") as WallType;
CompoundStructure structure
= newWallType.CompoundStructure;
CompoundStructureLayerArray layers
= structure.Layers;
// from here on, nothing works, as expected:
// in the Revir 2010 API, we could call the constructor
// even though it is for internal use only.
// in 2011, it is not possible to call it either.
CompoundStructureLayer newLayer = null;
// = new CompoundStructureLayer(); // for internal use only
newLayer.DeckProfile = oldLayer.DeckProfile;
//newLayer.DeckUsage = oldLayer.DeckUsage; // read-only
//newLayer.Function = oldLayer.Function; // read-only
newLayer.Material = oldLayer.Material;
newLayer.Thickness = oldLayer.Thickness;
newLayer.Variable = oldLayer.Variable;
layers.Append(newLayer);
}
}
#endif // _2011
//WallTypeSet wallTypes = doc.WallTypes; // 2013
FilteredElementCollector wallTypes
= new FilteredElementCollector(doc)
.OfClass(typeof(WallType)); // 2014
foreach (WallType wallType in wallTypes)
{
if (0 < wallType.GetCompoundStructure().GetLayers().Count)
{
CompoundStructureLayer oldLayer
= wallType.GetCompoundStructure().GetLayers()[0];
WallType newWallType
= wallType.Duplicate("NewWallType") as WallType;
CompoundStructure structure
= newWallType.GetCompoundStructure();
IList <CompoundStructureLayer> layers
= structure.GetLayers();
// in Revit 2012, we can create a new layer:
double width = 0.1;
MaterialFunctionAssignment function = oldLayer.Function;
ElementId materialId = oldLayer.MaterialId;
CompoundStructureLayer newLayer
= new CompoundStructureLayer(width, function, materialId);
layers.Add(newLayer);
structure.SetLayers(layers);
newWallType.SetCompoundStructure(structure);
}
}
return(Result.Succeeded);
}
