com.google.maps.android.quadtree

Class PointQuadTree<T extends PointQuadTree.Item>

java.lang.Object

com.google.maps.android.quadtree.PointQuadTree<T>

public class PointQuadTree<T extends PointQuadTree.Item>
extends java.lang.Object

A quad tree which tracks items with a Point geometry. See http://en.wikipedia.org/wiki/Quadtree for details on the data structure. This class is not thread safe.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	PointQuadTree.Item

Constructor Summary

Constructors

Constructor and Description
PointQuadTree(Bounds bounds)
PointQuadTree(double minX, double maxX, double minY, double maxY) Creates a new quad tree with specified bounds.

Method Summary

Modifier and Type	Method and Description
void	add(T item) Insert an item.
void	clear() Removes all points from the quadTree
boolean	remove(T item) Remove the given item from the set.
java.util.Collection<T>	search(Bounds searchBounds) Search for all items within a given bounds.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PointQuadTree

public PointQuadTree(double minX,
                     double maxX,
                     double minY,
                     double maxY)

Creates a new quad tree with specified bounds.

Parameters:

minX -

maxX -

minY -

maxY -

PointQuadTree

public PointQuadTree(Bounds bounds)

Method Detail

add

public void add(T item)

Insert an item.

remove

public boolean remove(T item)

Remove the given item from the set.

Returns:

whether the item was removed.

clear

public void clear()

Removes all points from the quadTree

search

public java.util.Collection<T> search(Bounds searchBounds)

Search for all items within a given bounds.