spatial
Interface SpatialSearchTreeObject

All Superinterfaces:

SpatialSearchTreeEntry

All Known Subinterfaces:

LayerSpatialSearchTreeObject, MovingSpatialSearchTreeObject, VisualizedSpatialSearchTreeObject

All Known Implementing Classes:

DrawableSpatialSearchTreeObject, ExternalObject

public interface SpatialSearchTreeObject

extends SpatialSearchTreeEntry

Interface describing an object in a spatial search tree.

Method Summary

double	computeDistanceTo(int[] point) Computes the distance to a given point.
boolean	contains(MBR rect) Tests whether the object contains a given rectangle or not.
void	draw(java.awt.Graphics g, int scale) Draws the object.
long	getId() Returns the identifier of the object.
boolean	intersects(MBR r) Tests whether the object intersects a given rectangle.
boolean	intersects(java.lang.Object obj) Tests whether the object intersects another object.
boolean	isContainedBy(MBR rect) Tests whether the object is contained by a given rectangle or not.
boolean	isContainedBy(SpatialSearchTreeEntry entry) Tests whether the object is contained by a given entry or not.
boolean	isOfSameType(SpatialSearchTreeObject obj) Tests whether the object is of the same type as the given object or not.

Methods inherited from interface spatial.SpatialSearchTreeEntry

getMBR, getNumOfDimensions

Method Detail

computeDistanceTo

public double computeDistanceTo(int[] point)

Computes the distance to a given point.

Parameters:

point - coordinates of the point

Returns:

the distance

contains

public boolean contains(MBR rect)

Tests whether the object contains a given rectangle or not.

Parameters:

rect - the rectangle

Returns:

contains?

draw

public void draw(java.awt.Graphics g,
                 int scale)

Draws the object.

Parameters:

g - graphic context

scale - the current scale

getId

public long getId()

Returns the identifier of the object.

Returns:

the ID

intersects

public boolean intersects(java.lang.Object obj)

Tests whether the object intersects another object.

Parameters:

obj - the object

Returns:

intersects?

intersects

public boolean intersects(MBR r)

Tests whether the object intersects a given rectangle.

Parameters:

r - the rectangle

Returns:

intersects?

isContainedBy

public boolean isContainedBy(MBR rect)

Tests whether the object is contained by a given rectangle or not.

Parameters:

rect - the rectangle

Returns:

is contained?

isContainedBy

public boolean isContainedBy(SpatialSearchTreeEntry entry)

Tests whether the object is contained by a given entry or not.

Parameters:

entry - the entry

Returns:

is contained?

isOfSameType

public boolean isOfSameType(SpatialSearchTreeObject obj)

Tests whether the object is of the same type as the given object or not.

Parameters:

obj - the other object

Returns:

is of same type?