## On this page

  

 

 # Class InvisibleMarker

 Last update: 16.07.2025 

Namespace: [VM.Managed.DAFUL](VM.Managed.DAFUL.md)  
Assembly: VMDFBase.dll

This class is to represent the Invisible marker.

```csharp
public class InvisibleMarker : Marker, IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, INamed, INavigatorItem, IDesignSubEntity, ISubEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, IInterface, ITemplateObject, IEntityRelation, IDraw, IDrawIcon, ITransform, IPoint, IOrientation, IDirectionContainer, IDesignParameter, IReferencable, ITransformable, IVisible, IDesignFrame, IArgument, IMarker

```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← ObservableObject ← LinkableBase ← ObjectBase ← Object ← SubEntity ← DesignSubEntity ← DesignFrame ← [Marker](VM.Managed.DAFUL.Marker.md) ← [InvisibleMarker](VM.Managed.DAFUL.InvisibleMarker.md)

#### Implements

IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, INamed, INavigatorItem, IDesignSubEntity, ISubEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, IInterface, ITemplateObject, IEntityRelation, IDraw, IDrawIcon, ITransform, IPoint, IOrientation, IDirectionContainer, IDesignParameter, IReferencable, ITransformable, IVisible, IDesignFrame, IArgument, IMarker

#### Inherited Members

[Marker.Initialize(Unit.ConvertFactor)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_Initialize_VM_Unit_ConvertFactor_), [Marker.SetOldNameWithNewEntity(ObjectBase, ObjectBase)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_SetOldNameWithNewEntity_VM_Managed_ObjectBase_VM_Managed_ObjectBase_), [Marker.LinkRequestUpdating(object, LinkEventArgs)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_LinkRequestUpdating_System_Object_VM_Managed_LinkEventArgs_), [Marker.LinkRequestUpdate(object, LinkEventArgs)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_LinkRequestUpdate_System_Object_VM_Managed_LinkEventArgs_), [Marker.LinkRequestDestroy(object, LinkEventArgs)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_LinkRequestDestroy_System_Object_VM_Managed_LinkEventArgs_), [Marker.GetModelNavigatorInformationImpl(XmlDocument, XmlElement, bool)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_GetModelNavigatorInformationImpl_System_Xml_XmlDocument_System_Xml_XmlElement_System_Boolean_), [Marker.GetModelNavigatorInformationImplCore(XmlDocument, XmlElement, bool)](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_GetModelNavigatorInformationImplCore_System_Xml_XmlDocument_System_Xml_XmlElement_System_Boolean_), [Marker.ParentConnectable](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_ParentConnectable), [Marker.\_ParentConnectable](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker__ParentConnectable), [Marker.ReferenceType](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_ReferenceType), [Marker.ArgumentType](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_ArgumentType), [Marker.FrameIconName](VM.Managed.DAFUL.Marker.md#VM_Managed_DAFUL_Marker_FrameIconName), DesignFrame.Initialize(Unit.ConvertFactor), DesignFrame.LinkRequestUpdate(object, LinkEventArgs), DesignFrame.GetDirection(Coordinate), DesignFrame.GetFullName(), DesignFrame.Draw(Canvas), DesignFrame.ReDraw(), DesignFrame.InstantiateImpl(Reference, Canvas), DesignFrame.BindInterfaceImpl(TMatrix, TMatrix, IInterface), DesignFrame.WriteTemplateImpl(XmlWriter), DesignFrame.ReadTemplateImpl(XmlReader), DesignFrame.Transformation, DesignFrame.Value, DesignFrame.X, DesignFrame.Y, DesignFrame.Z, DesignFrame.Orientation, DesignFrame.Position, DesignFrame.TransformationMatrix, DesignFrame.Hide, DesignFrame.FrameIconName, DesignFrame.Layer, DesignFrame.IsVisible, DesignSubEntity.m\_bSkipToUpdateSymmetric, DesignSubEntity.g\_dicUpdatedDesignSubEntity, DesignSubEntity.FixUp(ObjectBase), DesignSubEntity.CheckCircularReference(), DesignSubEntity.BindInterfaceImpl(TMatrix, TMatrix, IInterface), DesignSubEntity.IsInterface, SubEntity.Initialize(Unit.ConvertFactor), SubEntity.GetModelNavigatorInformationImpl(XmlDocument, XmlElement, bool), SubEntity.FixUp(ObjectBase), SubEntity.WriteTemplateImpl(XmlWriter), SubEntity.ReadTemplateImpl(XmlReader), SubEntity.Name, SubEntity.FullName, SubEntity.NonSymmetricName, SubEntity.DisplayName, SubEntity.IsEnabled, SubEntity.Comment, Object.GetKey(), Object.Initialize(Unit.ConvertFactor), Object.SetIconColor(Canvas), Object.OnDeserialization(object), Object.CustomGetObjectData(SerializationInfo, StreamingContext), Object.RollbackEvent(), Object.OnDeserializedCore(object), Object.Key, Object.UntypedEventCore, Object.EventCore, Object.Attributes, ObjectBase.ReplaceEventCore(ObjectEventCore), ObjectBase.SetModifiedCore(ModifiedResult.ModifiedType), ObjectBase.AddPostDeserialize(StreamingContext), ObjectBase.LinkAddedToDocumentCore(IOwned, bool), ObjectBase.SetModified(ModifiedResult.ModifiedType), ObjectBase.SetModified(), ObjectBase.SetModified(ModifiedResult.ModifiedType, IDocument), ObjectBase.DestroyObject(object, LinkEventArgs), ObjectBase.DestroyObject(DestroyEventArgs), ObjectBase.DestroyObject(), ObjectBase.Initialize(Unit.ConvertFactor), ObjectBase.FixUp(ObjectBase), ObjectBase.DoWorkAfterUpdateContents(), ObjectBase.SetOldNameWithNewEntity(ObjectBase, ObjectBase), ObjectBase.SetIconColor(Canvas), ObjectBase.RemoveFromCreatedList(), ObjectBase.PostAddToDocument(), ObjectBase.PostRemoveFromDocument(Document), ObjectBase.GetArgumentList(LinkedList), ObjectBase.ResetInvalidEntity(), ObjectBase.OnDeserialization(object), ObjectBase.IsSerializableEvent(Delegate), ObjectBase.CustomGetObjectData(SerializationInfo, StreamingContext), ObjectBase.CheckAndUpdateLink(HashSet), ObjectBase.Verify(VerifiedResult), ObjectBase.ConnectProxy(), ObjectBase.RollbackEvent(), ObjectBase.LinkRequestUpdating(object, LinkEventArgs), ObjectBase.LinkRequestUpdate(object, LinkEventArgs), ObjectBase.LinkRequestDestroying(object, LinkEventArgs), ObjectBase.LinkRequestDestroy(object, LinkEventArgs), ObjectBase.LinkAddedToDocument(object, AddToDocEventArgs), ObjectBase.LinkRemovedFromDocument(object, RemoveFromDocEventArgs), ObjectBase.DisposeManagedResources(), ObjectBase.GetDestroyEventExtraData(), ObjectBase.OnLinkReserved(ILink, object, EventArgs), ObjectBase.CreateEntityWhenUpdateContents(Action), ObjectBase.GetObjectByKey(UIntPtr), ObjectBase.FindObjectOnXmlDeserialize(string), ObjectBase.UpdateContents(XmlReader, ObjectBase, string), ObjectBase.UpdateContents(XmlReader, ObjectBase), ObjectBase.UpdateContents(string, string), ObjectBase.UpdateContents(string), ObjectBase.SetFlagWhenXMLFile(string, bool), ObjectBase.IsEqualArray(T\[\], T\[\]), ObjectBase.IsEqualList(List, List), ObjectBase.SetContainer(IOwned, bool), ObjectBase.GetTargetListForUpdate(), ObjectBase.SkipUpdateObjectImpl(), ObjectBase.raise\_OnUpdating(object, LinkEventArgs), ObjectBase.raise\_OnUpdate(object, LinkEventArgs), ObjectBase.raise\_OnDestroying(object, LinkEventArgs), ObjectBase.raise\_OnDestroy(object, LinkEventArgs), ObjectBase.raise\_Destroying(object, Identifier), ObjectBase.raise\_OnAdded(object, AddToDocEventArgs), ObjectBase.raise\_OnRemoved(object, RemoveFromDocEventArgs), ObjectBase.raise\_OnContentsUpdated(object, EventArgs), ObjectBase.Dispose(bool), ObjectBase.SkipModified, ObjectBase.ClearChildInfoBeforeDeserialize, ObjectBase.KeyImpl, ObjectBase.ID, ObjectBase.TopologyEntityTypeName, ObjectBase.ObjectStateForCircularError, ObjectBase.ObjectState, ObjectBase.IsChildExternable, ObjectBase.IsExternable, ObjectBase.Container, ObjectBase.Owner, ObjectBase.Document, ObjectBase.UntypedEventCore, ObjectBase.KernelKey, ObjectBase.Key, ObjectBase.OnContentsUpdated, ObjectBase.OnRemoved, ObjectBase.OnAdded, ObjectBase.Destroying, ObjectBase.OnDestroy, ObjectBase.OnDestroying, ObjectBase.OnUpdate, ObjectBase.OnUpdating, LinkableBase.OnDeserialization(object), ObservableObject.Dispose(), ObservableObject.RaisePropertyChanged(string), ObservableObject.RaisePropertyChanged(string, object, object), ObservableObject.Dispose(bool), ObservableObject.DisposeManagedResources(), ObservableObject.DisposeUnmanagedResources(), ObservableObject.IsDisposed, ObservableObject.TryDisposing, ObservableObject.Disposed, ObservableObject.Disposing, ObservableObject.PropertyChanged

#### Extension Methods

[LinkPropertyItemCache.GetLinkProperties(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkProperties_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkPropertiesAndValues(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkPropertiesAndValues_System_Object_VM_Models_Pre_LinkPropertyType_), [LinkPropertyItemCache.GetLinkedObjects(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### <a id="VM_Managed_DAFUL_InvisibleMarker__ctor"></a> InvisibleMarker()

Initializes a new instance of the  class.

```csharp
public InvisibleMarker()

```

## Properties

### <a id="VM_Managed_DAFUL_InvisibleMarker_RMName"></a> RMName

Name of Reference Marker

```csharp
public static string RMName { get; }

```

#### Property Value

[string](https://learn.microsoft.com/dotnet/api/system.string)

## Methods

### <a id="VM_Managed_DAFUL_InvisibleMarker_Draw_VM_CAD_Kernel_Render_Canvas_"></a> Draw(Canvas)

Draws the icon \[Not draw\].

```csharp
public override void Draw(Canvas canvas)

```

#### Parameters

`canvas` Canvas

The canvas has icon information.

### <a id="VM_Managed_DAFUL_InvisibleMarker_GetModelNavigatorInformationImpl_System_Xml_XmlDocument_System_Xml_XmlElement_System_Boolean_"></a> GetModelNavigatorInformationImpl(XmlDocument, XmlElement, bool)

Gets the object information for model navigator \[implementation\] \[Not show\].

```csharp
protected override bool GetModelNavigatorInformationImpl(XmlDocument xmlDom, XmlElement xmlEle, bool bHasChild)

```

#### Parameters

`xmlDom` [XmlDocument](https://learn.microsoft.com/dotnet/api/system.xml.xmldocument)

The XmlDocument for object.

`xmlEle` [XmlElement](https://learn.microsoft.com/dotnet/api/system.xml.xmlelement)

The XmlElement for object.

`bHasChild` [bool](https://learn.microsoft.com/dotnet/api/system.boolean)

if set to `true` \[has child\].

#### Returns

[bool](https://learn.microsoft.com/dotnet/api/system.boolean)

`true` if success; otherwise, `false`.