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Namespace: Autodesk.Revit.DB

AssemblyInstance

Class
Description:
Combines multiple elements for tagging, filtering, scheduling and creating isolated assembly views.
Inheritance Hierarchy:
System.Object
  Autodesk.Revit.DB.Element
    Autodesk.Revit.DB.AssemblyInstance
Syntax
public class AssemblyInstance : Element
Examples
// Create assembly instance, name the assembly, and create views of the assembly
AssemblyInstance CreateAssemblyAndViews(Autodesk.Revit.DB.Document doc, ICollection<ElementId> elementIds)
{
    AssemblyInstance assemblyInstance = null;
    using (Transaction transaction = new Transaction(doc))
    {
        ElementId categoryId = doc.GetElement(elementIds.First()).Category.Id; // use category of one of the assembly elements
        if (AssemblyInstance.IsValidNamingCategory(doc, categoryId, elementIds))
        {
            transaction.Start("Create Assembly Instance");
            assemblyInstance = AssemblyInstance.Create(doc, elementIds, categoryId);
            transaction.Commit(); // commit the transaction that creates the assembly instance before modifying the instance's name

            if (transaction.GetStatus() == TransactionStatus.Committed)
            {
                transaction.Start("Set Assembly Name");
                assemblyInstance.AssemblyTypeName = "My Assembly Name";
                transaction.Commit();
            }

            if (assemblyInstance.AllowsAssemblyViewCreation()) // create assembly views for this assembly instance
            {
                if (transaction.GetStatus() == TransactionStatus.Committed)
                {
                    transaction.Start("View Creation");
                    View3D view3d = AssemblyViewUtils.Create3DOrthographic(doc, assemblyInstance.Id);
                    ViewSchedule partList = AssemblyViewUtils.CreatePartList(doc, assemblyInstance.Id);
                    transaction.Commit();
                }
            }
        }
    }

    return assemblyInstance;
}
AssemblyInstance Class Members:
Name Description Inherited From
AssemblyInstanceId The id of the assembly instance to which the element belongs. (Inherited from Element ) Element
AssemblyTypeName The name for the assembly type. All matching assembly instances share this name. Unique assembly instances are named automatically based on their naming category.
BoundingBox Retrieves a box that circumscribes all geometry of the element. (Inherited from Element ) Element
Category Retrieves a Category object that represents the category or sub category in which the element resides. (Inherited from Element ) Element
CreatedPhaseId Id of a Phase at which the Element was created. (Inherited from Element ) Element
DemolishedPhaseId Id of a Phase at which the Element was demolished. (Inherited from Element ) Element
DesignOption Returns the design option to which the element belongs. (Inherited from Element ) Element
Document Returns the Document in which the Element resides. (Inherited from Element ) Element
Geometry Retrieves the geometric representation of the element. (Inherited from Element ) Element
GroupId The id of the group to which an element belongs. (Inherited from Element ) Element
Id A unique identifier for an Element in an Autodesk Revit project. (Inherited from Element ) Element
IsModifiable Identifies if the element is modifiable. (Inherited from Element ) Element
IsTransient Indicates whether an element is transient or permanent. (Inherited from Element ) Element
IsValidObject Specifies whether the .NET object represents a valid Revit entity. (Inherited from Element ) Element
LevelId The id of the level associated with the element. (Inherited from Element ) Element
Location This property is used to find the physical location of the assembly instance within project. (Overrides Element . Location )
Name A human readable name for the Element. (Inherited from Element ) Element
NamingCategoryId Id of the category that drives the default naming scheme for the assembly instance.
OwnerViewId The id of the view that owns the element. (Inherited from Element ) Element
Parameter[BuiltInParameter] Retrieves a parameter from the element given a parameter id. (Inherited from Element ) Element
Parameter[Definition] Retrieves a parameter from the element based on its definition. (Inherited from Element ) Element
Parameter[Guid] Retrieves a parameter from the element given a GUID for a shared parameter. (Inherited from Element ) Element
Parameters Retrieves a set containing all of the parameters that are contained within the element. (Inherited from Element ) Element
ParametersMap Retrieves a map containing all of the parameters that are contained within the element. (Inherited from Element ) Element
Pinned Identifies if the element has been pinned to prevent changes. (Inherited from Element ) Element
UniqueId A stable unique identifier for an element within the document. (Inherited from Element ) Element
VersionGuid Get the element version Guid. (Inherited from Element ) Element
ViewSpecific Identifies if the element is owned by a view. (Inherited from Element ) Element
WorksetId Get Id of the Workset which owns the element. (Inherited from Element ) Element
Name Description Inherited From
AddMemberIds Adds member element ids for the assembly instance.
AllowsAssemblyViewCreation Returns true if assembly views can be created for this Assembly Instance.
AreElementsValidForAssembly Identifies if provided assembly members are valid.
ArePhasesModifiable Returns true if the properties CreatedPhaseId and DemolishedPhaseId can be modified for this Element. (Inherited from Element ) Element
CanBeHidden Indicates if the element can be hidden in the view. (Inherited from Element ) Element
CanBeLocked Identifies if the element can be locked. (Inherited from Element ) Element
CanDeleteSubelement Checks if given subelement can be removed from the element. (Inherited from Element ) Element
CanHaveTypeAssigned() Identifies if the element can have a type assigned. (Inherited from Element ) Element
CanRemoveElementsFromAssembly Identifies if provided assembly members can be removed from the assembly instance.
ChangeTypeId(ElementId) Changes the type of the element. (Inherited from Element ) Element
CompareAssemblyInstances Compares two assembly instances and returns a result with details about the differences
Create Creates a new assembly instance.
DeleteEntity Deletes the existing entity created by %schema% in the element (Inherited from Element ) Element
DeleteSubelement Removes a subelement from the element. (Inherited from Element ) Element
DeleteSubelements Removes the subelements from the element. (Inherited from Element ) Element
Disassemble Removes the assembly instance and releases the member elements.
Dispose (Inherited from Element ) Element
Equals Determines whether the specified object is equal to the current object. (Inherited from Object ) Object
EvaluateAllParameterValues Evaluates all the parameters' values of the element. (Inherited from Element ) Element
EvaluateParameterValues Evaluate the parameters' values of the element on the given parameter ID set. (Inherited from Element ) Element
GetCenter Returns the center of the bounding box for the assembly instance. This is the default position for placed assembly instances.
GetDependentElements Get all elements that, from a logical point of view, are the children of this Element. (Inherited from Element ) Element
GetEntity Returns the existing entity corresponding to the Schema if it has been saved in the Element, or an invalid entity otherwise. (Inherited from Element ) Element
GetEntitySchemaGuids Returns the Schema guids of any Entities stored in this element. (Inherited from Element ) Element
GetExternalFileReference Gets information pertaining to the external file referenced by the element. (Inherited from Element ) Element
GetExternalResourceReference Gets the ExternalResourceReference associated with a specified external resource type. (Inherited from Element ) Element
GetExternalResourceReferenceExpanded Gets the collection of ExternalResourceReference associated with a specified external resource type. (Inherited from Element ) Element
GetExternalResourceReferences Gets the map of the external resource references referenced by the element. (Inherited from Element ) Element
GetExternalResourceReferencesExpanded Gets the expanded map of the external resource references referenced by the element. (Inherited from Element ) Element
GetGeneratingElementIds Returns the ids of the element(s) that generated the input geometry object. (Inherited from Element ) Element
GetGeometryObjectFromReference Retrieve one geometric primitive contained in the element given a reference. (Inherited from Element ) Element
GetHashCode Serves as the default hash function. (Inherited from Object ) Object
GetMaterialArea Gets the area of the material with the given id. (Inherited from Element ) Element
GetMaterialIds Gets the element ids of all materials present in the element. (Inherited from Element ) Element
GetMaterialVolume Gets the volume of the material with the given id. (Inherited from Element ) Element
GetMemberIds Gets member element ids for the assembly instance.
GetMonitoredLinkElementIds Provides the link instance IDs when the element is monitoring. (Inherited from Element ) Element
GetMonitoredLocalElementIds Provides the local element IDs when the element is monitoring. (Inherited from Element ) Element
GetOrderedParameters Gets the parameters associated to the element in order. (Inherited from Element ) Element
GetParameter Retrieves a parameter from the element given identifier. (Inherited from Element ) Element
GetParameterFormatOptions Returns a FormatOptions override for the element Parameter, or a default FormatOptions if no override exists. (Inherited from Element ) Element
GetParameters Retrieves the parameters from the element via the given name. (Inherited from Element ) Element
GetPhaseStatus Gets the status of a given element in the input phase (Inherited from Element ) Element
GetSubelements Returns the collection of element subelements. (Inherited from Element ) Element
GetTransform Gets the origin of the assembly instance.
GetType Gets the Type of the current instance. (Inherited from Object ) Object
GetTypeId Returns the identifier of this element's type. (Inherited from Element ) Element
GetValidTypes() Obtains a set of types that are valid for this element. (Inherited from Element ) Element
HasPhases Returns true if this Element has the properties CreatedPhaseId and DemolishedPhaseId. (Inherited from Element ) Element
IsCreatedPhaseOrderValid Returns true if createdPhaseId and demolishedPhaseId are in order. (Inherited from Element ) Element
IsDemolishedPhaseOrderValid Returns true if createdPhaseId and demolishedPhaseId are in order. (Inherited from Element ) Element
IsExternalFileReference Determines whether this Element represents an external file. (Inherited from Element ) Element
IsHidden Identifies if the element has been permanently hidden in the view. (Inherited from Element ) Element
IsMember Determines whether the given ElementId is a member of this assembly
IsMonitoringLinkElement Indicate whether an element is monitoring any elements in any linked models. (Inherited from Element ) Element
IsMonitoringLocalElement Indicate whether an element is monitoring other local elements. (Inherited from Element ) Element
IsPhaseCreatedValid Returns true if createdPhaseId is an allowed value for the property CreatedPhaseId in this Element. (Inherited from Element ) Element
IsPhaseDemolishedValid Returns true if demolishedPhaseId is an allowed value for the property DemolishedPhaseId in this Element. (Inherited from Element ) Element
IsValidNamingCategory Identifies if the naming category is valid for an assembly instance.
IsValidType(ElementId) Checks if given type is valid for this element. (Inherited from Element ) Element
LookupParameter Attempts to find a parameter on the element which has the given name. (Inherited from Element ) Element
PlaceInstance Places an assembly instance of a given assembly type at the specified location.
RefersToExternalResourceReference Determines whether this Element uses external resources associated with a specified external resource type. (Inherited from Element ) Element
RefersToExternalResourceReferences Determines whether this Element uses external resources. (Inherited from Element ) Element
RemoveMemberIds Removes member element ids from the assembly instance.
SetEntity Stores the entity in the element. If an Entity described by the same Schema already exists, it is overwritten. (Inherited from Element ) Element
SetMemberIds Sets member element ids for the assembly instance. All existing members are cleared.
SetTransform Sets the origin of the assembly instance.
ToString Returns a string that represents the current object. (Inherited from Object ) Object