edu.uci.ics.jung.visualization.picking

Class MultiPickedState<T>

java.lang.Object

edu.uci.ics.jung.visualization.picking.AbstractPickedState<T>

edu.uci.ics.jung.visualization.picking.MultiPickedState<T>

All Implemented Interfaces:

PickedInfo<T>, PickedState<T>, ItemSelectable

public class MultiPickedState<T>
extends AbstractPickedState<T>
implements PickedState<T>

Maintains the state of what has been 'picked' in the graph. The Sets are constructed so that their iterators will traverse them in the order in which they are picked.

Author:

Tom Nelson, Joshua O'Madadhain

Field Summary

Fields

Modifier and Type	Field and Description
protected Set<T>	picked the 'picked' vertices

Fields inherited from class edu.uci.ics.jung.visualization.picking.AbstractPickedState

listenerList

Constructor Summary

Constructors

Constructor and Description
MultiPickedState()

Method Summary

Modifier and Type	Method and Description
void	clear() Clears the "picked" state from all elements.
Set<T>	getPicked()
T[]	getSelectedObjects() for the ItemSelectable interface contract
boolean	isPicked(T e)
boolean	pick(T v, boolean state) Marks v as "picked" if b == true, and unmarks v as picked if b == false.

Methods inherited from class edu.uci.ics.jung.visualization.picking.AbstractPickedState

addItemListener, fireItemStateChanged, removeItemListener

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.awt.ItemSelectable

addItemListener, removeItemListener

Field Detail

picked

protected Set<T> picked

the 'picked' vertices

Constructor Detail

MultiPickedState

public MultiPickedState()

Method Detail

pick

public boolean pick(T v,
                    boolean state)

Description copied from interface: PickedState

Marks v as "picked" if b == true, and unmarks v as picked if b == false.

Specified by:

pick in interface PickedState<T>

Parameters:

v - the element to be picked/unpicked

state - true if v is to be marked as picked, false if to be marked as unpicked

Returns:

the "picked" state of v prior to this call

clear

public void clear()

Description copied from interface: PickedState

Clears the "picked" state from all elements.

Specified by:

clear in interface PickedState<T>

getPicked

public Set<T> getPicked()

Specified by:

getPicked in interface PickedState<T>

Returns:

all "picked" elements.

isPicked

public boolean isPicked(T e)

Specified by:

isPicked in interface PickedInfo<T>

Specified by:

isPicked in interface PickedState<T>

Returns:

true if v is currently "picked".

getSelectedObjects

public T[] getSelectedObjects()

for the ItemSelectable interface contract

Specified by:

getSelectedObjects in interface ItemSelectable