---
title: "IControlPointCollection Interface"
canonical: https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_IControlPointCollection.htm
product: "Graphics Mill 5.5 for .NET"
---

This documentation is for the old version. [Go to the latest Graphics Mill docs](https://www.graphicsmill.com/docs/gm/)

# IControlPointCollection Interface
 
This interface is implemented by all control points collections.
 
**Namespace:** [Aurigma.GraphicsMill.WinControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.WinControls.VectorObjects (in Aurigma.GraphicsMill.WinControls.VectorObjects.dll)
 
## Syntax
  
```
<DefaultMemberAttribute("Item")> _
Public Interface IControlPointCollection _Implements ICollection, IEnumerable
```
 
```csharp
[DefaultMemberAttribute("Item")]
public interface IControlPointCollection : ICollection, IEnumerable
```
 
## Remarks
  
Each v-object can provide a set of control ponts. Control points allow the user to transform the selected v-object: rotate, skew, resize.
 
## Object Model

[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.WinControls.VectorObjects_ObjectModel_110.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_IControlPointCollection.htm.md)
![](https://www.graphicsmill.com/docs/gm5/ObjectModel1.png)[![](https://www.graphicsmill.com/docs/gm5/Aurigma.GraphicsMill.WinControls.VectorObjects_ObjectModel_111.png)](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ControlPoint.htm.md)
  
## See Also

### Reference

- [IControlPointCollection Members](https://www.graphicsmill.com/docs/gm5/AllMembers_T_Aurigma_GraphicsMill_WinControls_IControlPointCollection.htm.md)
- [Aurigma.GraphicsMill.WinControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)