## On this page

  

 

 # Class BallPlacingContact

 Last update: 16.07.2025 

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

This class is to represent the ball placing contact.

```csharp
public class BallPlacingContact : Contact<PropertyGeneralContact>, IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, IContainer, IEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, IVisible, IDocumentOwner, INamed, INavigatorItem, IVisible, IMultiChangable, IHasProperty, IGroup, IEnableForSimulationScenario, IDraw, IDrawIcon, ITemplateObject, IArgument, IReportable

```

#### Inheritance

[object](https://learn.microsoft.com/dotnet/api/system.object) ← ObservableObject ← LinkableBase ← ObjectBase ← Object&lt;EntityEventCore&gt; ← ContainerObject&lt;EntityEventCore&gt; ← EntityBase ← Entity&lt;PropertyGeneralContact&gt; ← Contact&lt;PropertyGeneralContact&gt; ← [BallPlacingContact](VM.Managed.DAFUL.BallPlacingContact.md)

#### Implements

IObservableObject, IDisposableObject, ILinkable, ILinkContainerEvent, IVerifiable, IHistoryObjectSerializable, IAttributeContainer, IContainer, IEntity, IEntityBase, IObjectBase, IObject, ILinkContainer, IOwned, IHasID, IEventProvider, IHasKeyObject, IHasName, IEnabled, IHasComment, IVisible, IDocumentOwner, INamed, INavigatorItem, IVisible, IMultiChangable, IHasProperty, IGroup, IEnableForSimulationScenario, IDraw, IDrawIcon, ITemplateObject, IArgument, IReportable

#### Inherited Members

Contact&lt;PropertyGeneralContact&gt;.UpdateIcon(), Contact&lt;PropertyGeneralContact&gt;.Draw(Canvas), Contact&lt;PropertyGeneralContact&gt;.ReDraw(), Contact&lt;PropertyGeneralContact&gt;.WriteTemplateImpl(XmlWriter), Contact&lt;PropertyGeneralContact&gt;.ReadTemplateImpl(XmlReader), Contact&lt;PropertyGeneralContact&gt;.LinkRequestUpdate(object, LinkEventArgs), Contact&lt;PropertyGeneralContact&gt;.LinkRequestDestroy(object, LinkEventArgs), Contact&lt;PropertyGeneralContact&gt;.HasLayerExplicitly, Contact&lt;PropertyGeneralContact&gt;.Hide, Contact&lt;PropertyGeneralContact&gt;.ReferenceType, Contact&lt;PropertyGeneralContact&gt;.ArgumentType, Contact&lt;PropertyGeneralContact&gt;.ReportTypeImpl, Entity&lt;PropertyGeneralContact&gt;.Initialize(Unit.ConvertFactor), Entity&lt;PropertyGeneralContact&gt;.GetUnnamedObjectName(object), Entity&lt;PropertyGeneralContact&gt;.FindLocal(string), Entity&lt;PropertyGeneralContact&gt;.Property, EntityBase.Initialize(Unit.ConvertFactor), EntityBase.SetOldNameWithNewEntity(ObjectBase, ObjectBase), EntityBase.PropertyRequestUpdate(object, LinkEventArgs), EntityBase.OnDeserializationForAttribute(), EntityBase.OnUpdatePropertyImpl(Property, LinkEventArgs), EntityBase.LinkRequestDestroying(object, LinkEventArgs), EntityBase.GetModelNavigatorInformationImpl(XmlDocument, XmlElement, bool), EntityBase.FixUp(ObjectBase), EntityBase.FindLocal(string), EntityBase.WriteTemplateImpl(XmlWriter), EntityBase.ReadTemplateImpl(XmlReader), EntityBase.LinkAddedToDocument(object, AddToDocEventArgs), EntityBase.OnDeserialization(object), EntityBase.Name, EntityBase.FullName, EntityBase.NonSymmetricName, EntityBase.DisplayName, EntityBase.IsEnabled, EntityBase.Comment, EntityBase.HasLayerExplicitly, EntityBase.UntypedProperty, EntityBase.IsFileProperty, EntityBase.Layer, EntityBase.IsVisible, ContainerObject&lt;EntityEventCore&gt;.Find(string), ContainerObject&lt;EntityEventCore&gt;.FindLocal(string), ContainerObject&lt;EntityEventCore&gt;.GetUnnamedObjectName(object), ContainerObject&lt;EntityEventCore&gt;.GetNewEntityName(string), ContainerObject&lt;EntityEventCore&gt;.GetNewEntityName(string, bool, int), ContainerObject&lt;EntityEventCore&gt;.GetNewEntityName(string, bool, int, int), Object&lt;EntityEventCore&gt;.GetKey(), Object&lt;EntityEventCore&gt;.Initialize(Unit.ConvertFactor), Object&lt;EntityEventCore&gt;.SetIconColor(Canvas), Object&lt;EntityEventCore&gt;.OnDeserialization(object), Object&lt;EntityEventCore&gt;.CustomGetObjectData(SerializationInfo, StreamingContext), Object&lt;EntityEventCore&gt;.RollbackEvent(), Object&lt;EntityEventCore&gt;.OnDeserializedCore(object), Object&lt;EntityEventCore&gt;.Key, Object&lt;EntityEventCore&gt;.UntypedEventCore, Object&lt;EntityEventCore&gt;.EventCore, Object&lt;EntityEventCore&gt;.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&lt;ObjectBase&gt;), ObjectBase.ResetInvalidEntity(), ObjectBase.OnDeserialization(object), ObjectBase.IsSerializableEvent(Delegate), ObjectBase.CustomGetObjectData(SerializationInfo, StreamingContext), ObjectBase.CheckAndUpdateLink(HashSet&lt;ObjectBase&gt;), 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&lt;T&gt;(T\[\], T\[\]), ObjectBase.IsEqualList(List&lt;double&gt;, List&lt;double&gt;), 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&lt;T&gt;(object, LinkPropertyType)](VM.Models.Pre.Cache.LinkPropertyItemCache.md#VM_Models_Pre_Cache_LinkPropertyItemCache_GetLinkedObjects__1_System_Object_VM_Models_Pre_LinkPropertyType_)

## Constructors

### BallPlacingContact()

Initializes a new instance of the  class.

```csharp
public BallPlacingContact()

```

## Properties

### ArgumentType

Gets the type of the argument

```csharp
public override ArgumentTypes ArgumentType { get; }

```

#### Property Value

ArgumentTypes

### BallPlacing

Gets or sets the ball placing.

```csharp
public BallPlacing BallPlacing { get; set; }

```

#### Property Value

[BallPlacing](VM.Managed.DAFUL.BallPlacing.md)

### BallToBall

Gets or sets the ball geometries.

```csharp
public MultipleContactInfo[] BallToBall { get; set; }

```

#### Property Value

MultipleContactInfo\[\]

### BallToSurface

Gets or sets the ball to surface contacts.

```csharp
public BallToSurfaceContact[] BallToSurface { get; set; }

```

#### Property Value

[BallToSurfaceContact](VM.Managed.DAFUL.BallToSurfaceContact.md)\[\]

### EnableBallToBall

Gets or sets a value indicating whether ball to ball contact is enabled.

```csharp
public bool EnableBallToBall { get; set; }

```

#### Property Value

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

### EnableBallToSurface

Gets or sets a value indicating whether ball to surface contact is enabled.

```csharp
public bool EnableBallToSurface { get; set; }

```

#### Property Value

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

### ReportTypeImpl

Gets the report type.

```csharp
protected override IReportable.ReportEntityType ReportTypeImpl { get; }

```

#### Property Value

IReportable.ReportEntityType

## Methods

### CreateBallToSurfaceContact(Document3D, IList&lt;IContactable&gt;)

Create BallToSurface Contact

```csharp
public void CreateBallToSurfaceContact(Document3D document3D, IList<IContactable> baseGeometries)

```

#### Parameters

`document3D` Document3D

The document.

`baseGeometries` [IList](https://learn.microsoft.com/dotnet/api/system.collections.generic.ilist-1)&lt;IContactable&gt;

The faceset and surface with curvesets.

### UpdateIcon()

Update the icon.

```csharp
protected override void UpdateIcon()

```