edu.uci.ics.jung.visualization.control
Class AbstractGraphMousePlugin

java.lang.Object
  edu.uci.ics.jung.visualization.control.AbstractGraphMousePlugin

All Implemented Interfaces:

GraphMousePlugin

Direct Known Subclasses:

AbstractPopupGraphMousePlugin, AnimatedPickingGraphMousePlugin, AnnotatingGraphMousePlugin, EditingGraphMousePlugin, LabelEditingGraphMousePlugin, LensMagnificationGraphMousePlugin, PickingGraphMousePlugin, RotatingGraphMousePlugin, ScalingGraphMousePlugin, ShearingGraphMousePlugin, TranslatingGraphMousePlugin, ViewTranslatingGraphMousePlugin

public abstract class AbstractGraphMousePlugin
extends Object
implements GraphMousePlugin

a base class for GraphMousePlugin instances. Holds some members common to all GraphMousePlugins

Author:

thomasnelson

Field Summary

protected Cursor	cursor the special cursor that plugins may display
protected Point	down the location in the View where the mouse was pressed
protected int	modifiers modifiers to compare against mouse event modifiers

Constructor Summary

AbstractGraphMousePlugin(int modifiers)
create an instance with passed values

Method Summary

boolean	checkModifiers(MouseEvent e) check the mouse event modifiers against the instance member modifiers.
Cursor	getCursor()
int	getModifiers() getter for mouse modifiers
void	setCursor(Cursor cursor)
void	setModifiers(int modifiers) setter for mouse modifiers

Methods inherited from class java.lang.Object

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

Field Detail

modifiers

protected int modifiers

modifiers to compare against mouse event modifiers

down

protected Point down

the location in the View where the mouse was pressed

cursor

protected Cursor cursor

the special cursor that plugins may display

Constructor Detail

AbstractGraphMousePlugin

public AbstractGraphMousePlugin(int modifiers)

create an instance with passed values

Parameters:

modifiers -

Method Detail

getModifiers

public int getModifiers()

getter for mouse modifiers

Specified by:

getModifiers in interface GraphMousePlugin

Returns:

modifiers

setModifiers

public void setModifiers(int modifiers)

setter for mouse modifiers

Specified by:

setModifiers in interface GraphMousePlugin

checkModifiers

public boolean checkModifiers(MouseEvent e)

check the mouse event modifiers against the instance member modifiers. Default implementation checks equality. Can be overridden to test with a mask

Specified by:

checkModifiers in interface GraphMousePlugin

Parameters:

e - an event to compare to

Returns:

whether the member modifers match the event modifiers

getCursor

public Cursor getCursor()

Returns:

Returns the cursor.

setCursor

public void setCursor(Cursor cursor)

Parameters:

cursor - The cursor to set.