ScalingControl

All Known Implementing Classes:

AbsoluteCrossoverScalingControl, CrossoverScalingControl, LayoutScalingControl, ViewScalingControl
```
public interface ScalingControl
```

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`scale(VisualizationServer<?,?> vv, float amount, java.awt.geom.Point2D at)`	zoom the display in or out

- Method Detail
  - scale
```
void scale(VisualizationServer<?,?> vv,
           float amount,
           java.awt.geom.Point2D at)
```
    zoom the display in or out
    
    Parameters:
    
    vv - the VisualizationViewer
    
    amount - how much to adjust scale by
    
    at - where to adjust scale from