/// <summary>
/// Returns the associated material id, if any.
/// </summary>
/// <param name="scope">The containing creation scope.</param>
/// <returns>The element id of the material, if any.</returns>
public virtual ElementId GetMaterialElementId(IFCImportShapeEditScope scope)
{
ElementId materialId = scope.GetCurrentMaterialId();
if (materialId != ElementId.InvalidElementId)
return materialId;
if (scope.Creator != null)
{
IFCMaterial creatorMaterial = scope.Creator.GetTheMaterial();
if (creatorMaterial != null)
return creatorMaterial.GetMaterialElementId();
}
return ElementId.InvalidElementId;
}