ViewportListener (SNAP Engine API)

All Known Subinterfaces:

LayerCanvasModel.ChangeListener
```
public interface ViewportListener
```
A change listener which can be added to viewports.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`handleViewportChanged(Viewport viewport, boolean orientationChanged)`	Called if the given viewport has changed.

- Method Detail
  - handleViewportChanged
```
void handleViewportChanged(Viewport viewport,
                           boolean orientationChanged)
```
    Called if the given viewport has changed.
    
    Parameters:
    
    viewport - The viewport.
    
    orientationChanged - true, if the viewport's orientation has changed.