fiore@0: /*  
fiore@0:  CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
fiore@0:   
fiore@0:  Copyright (C) 2011  Queen Mary University of London (http://ccmi.eecs.qmul.ac.uk/)
fiore@0: 
fiore@0:  This program is free software: you can redistribute it and/or modify
fiore@0:  it under the terms of the GNU General Public License as published by
fiore@0:  the Free Software Foundation, either version 3 of the License, or
fiore@0:  (at your option) any later version.
fiore@0: 
fiore@0:  This program is distributed in the hope that it will be useful,
fiore@0:  but WITHOUT ANY WARRANTY; without even the implied warranty of
fiore@0:  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
fiore@0:  GNU General Public License for more details.
fiore@0: 
fiore@0:  You should have received a copy of the GNU General Public License
fiore@0:  along with this program.  If not, see <http://www.gnu.org/licenses/>.
fiore@0: */
fiore@0: package uk.ac.qmul.eecs.ccmi.gui;
fiore@0: 
fiore@0: import java.awt.Graphics2D;
fiore@0: import java.awt.geom.Point2D;
fiore@0: import java.awt.geom.Rectangle2D;
fiore@0: 
fiore@0: 
fiore@0: /**
fiore@0:  * An interface implemented by {@link Node} and {@link Edge} and it defines methods that 
fiore@0:  * both the classes implements as they're object painted on a graph. The interface is used mainly
fiore@0:  * for convenience in treating the two types of object in a unified way.  
fiore@0:  *
fiore@0:  */
fiore@0: public interface GraphElement {
fiore@0: 	public void draw(Graphics2D g2);
fiore@0: 
fiore@0: 	public void translate(Point2D p, double dx, double dy);
fiore@0: 
fiore@0: 	public void stopMove();
fiore@0: 	
fiore@0: 	public void startMove(Point2D p);
fiore@0: 	
fiore@0: 	public Rectangle2D getBounds();
fiore@0: 	
fiore@0: 	public Point2D getConnectionPoint(Direction d);
fiore@0: 	
fiore@0: 	public boolean contains(Point2D p);
fiore@0: 	
fiore@0: }