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Core visualization support for the JUNG project

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/*
 * Copyright (c) 2005, The JUNG Authors
 * All rights reserved.
 *
 * This software is open-source under the BSD license; see either "license.txt"
 * or https://github.com/jrtom/jung/blob/master/LICENSE for a description.
 *
 * Created on Jul 6, 2005
 */

package edu.uci.ics.jung.visualization.control;

import java.awt.event.MouseEvent;

/**
 * the interface for all plugins to the PluggableGraphMouse
 * @author Tom Nelson 
 *
 */
public interface GraphMousePlugin {

	/**
	 * @return the mouse event modifiers that will activate this plugin
	 */
    int getModifiers();

    /**
     * @param modifiers the mouse event modifiers that will activate this plugin
     */
    void setModifiers(int modifiers);
    
    /**
     * compare the set modifiers against those of the supplied event
     * @param e an event to compare to
     * @return whether the member modifiers match the event modifiers
     */
    boolean checkModifiers(MouseEvent e);
}