SpatialIndex (GraphStore 0.7.3 API)

```
public interface SpatialIndex
```
Object to query the nodes and edges of the graph in a spatial context.

Author:

Eduardo Ramos

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Rect2D`	`getBoundaries()`	Returns the bounding rectangle that contains all nodes in the graph.
`EdgeIterable`	`getEdgesInArea(Rect2D rect)`	Returns the edges in the given area.
`NodeIterable`	`getNodesInArea(Rect2D rect)`	Returns the nodes in the given area.

- Method Detail
  - getNodesInArea
```
NodeIterable getNodesInArea(Rect2D rect)
```
    Returns the nodes in the given area.
    
    Parameters:
    
    rect - area to query
    
    Returns:
    
    nodes in the area
  - getEdgesInArea
```
EdgeIterable getEdgesInArea(Rect2D rect)
```
    Returns the edges in the given area.
    
    Parameters:
    
    rect - area to query
    
    Returns:
    
    edges in the area
  - getBoundaries
```
Rect2D getBoundaries()
```
    Returns the bounding rectangle that contains all nodes in the graph. The boundaries are calculated based on each node's position and size.
    
    Returns:
    
    the bounding rectangle, or null if there are no nodes