---
title: "ViewerBase..::.Navigator Property "
canonical: https://www.graphicsmill.com/docs/gm5/P_Aurigma_GraphicsMill_WinControls_ViewerBase_Navigator.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/)

# ViewerBase.Navigator Property 
 
Gets/sets a navigator control which is responsible for the user input.
 
**Namespace:** [Aurigma.GraphicsMill.WinControls](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)
 **Assembly:** Aurigma.GraphicsMill.WinControls (in Aurigma.GraphicsMill.WinControls.dll)
 
## Syntax
  
```
<BrowsableAttribute(True)> _
Public Overridable Property Navigator As INavigator
```
 
```csharp
[BrowsableAttribute(true)]
public virtual INavigator Navigator { get; set; }
```
 
### Property Value
An object implementing the [INavigator](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_INavigator.htm.md) interface, which is responsible for the user input.
 
## Remarks
  
You can use such navigators as:
 
- **[ZoomInNavigator](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ZoomInNavigator.htm.md)** left-button click zooms the image in, right-button click zooms it out.
- **[ZoomOutNavigator](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ZoomOutNavigator.htm.md)** left-button click zooms the image out, right-button click zooms it in.
- **[ZoomRectangleNavigator](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ZoomRectangleNavigator.htm.md)** the user defines a rectangle by the mouse and when the mouse button is released, the selected rectangle iz zoomed in.
- **[PanNavigator](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_PanNavigator.htm.md)** when the user presses the mouse button down and moves the mouse, the image is panned until the user releases the button.
   
## See Also

### Reference

- [ViewerBase Class](https://www.graphicsmill.com/docs/gm5/T_Aurigma_GraphicsMill_WinControls_ViewerBase.htm.md)
- [Aurigma.GraphicsMill.WinControls Namespace](https://www.graphicsmill.com/docs/gm5/N_Aurigma_GraphicsMill_WinControls.htm.md)