---
title: "FamilyStyleCollisionPolicy Enumeration"
canonical: https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_Drawing_FamilyStyleCollisionPolicy.htm
product: "Graphics Mill"
---

# FamilyStyleCollisionPolicy Enumeration
 
Specifies how [Add(String)](https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_Drawing_CustomFontRegistry_Add_1_bb3a7a4f.htm.md) and [Merge(FontRegistry)](https://www.graphicsmill.com/docs/gm/M_Aurigma_GraphicsMill_Drawing_CustomFontRegistry_Merge_1_1d836bf2.htm.md) resolve a font whose (family, style) pair is already claimed by a different already-registered font.
 
**Namespace:** [Aurigma.GraphicsMill.Drawing](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Drawing.htm.md)
 **Assembly:** Aurigma.GraphicsMill (in Aurigma.GraphicsMill.dll)
 
## Syntax
  
```csharp
public enum FamilyStyleCollisionPolicy
```
 
## Members

 |  Member name |  Description |
| --- | --- |
 |  AddAlias |  The default. Does not register the new font; its postscript name is aliased onto the incumbent instead. |
 |  Replace |  Removes the incumbent font and registers the new one. |
 |  Skip |  Does not register the new font; its postscript name resolves to nothing. |
 |  Throw |  Throws [DuplicateFamilyStyleException](https://www.graphicsmill.com/docs/gm/T_Aurigma_GraphicsMill_DuplicateFamilyStyleException.htm.md). |
   
## See Also

### Reference

- [Aurigma.GraphicsMill.Drawing Namespace](https://www.graphicsmill.com/docs/gm/N_Aurigma_GraphicsMill_Drawing.htm.md)
- [CustomFontRegistry.FamilyStyleCollisionPolicy](https://www.graphicsmill.com/docs/gm/P_Aurigma_GraphicsMill_Drawing_CustomFontRegistry_FamilyStyleCollisionPolicy.htm.md)