fiore@0: /*  
fiore@0:  CCmI Editor - A Collaborative Cross-Modal Diagram Editing Tool
fiore@0: 	  
fiore@0:  Copyright (C) 2002 Cay S. Horstmann (http://horstmann.com)
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: 
fiore@0: package uk.ac.qmul.eecs.ccmi.simpletemplate;
fiore@0: 
fiore@0: import java.awt.Shape;
fiore@0: import java.awt.geom.Point2D;
fiore@0: import java.awt.geom.Rectangle2D;
fiore@0: import java.io.IOException;
fiore@0: import java.io.InputStream;
fiore@0: import java.util.List;
fiore@0: 
fiore@0: import org.w3c.dom.Document;
fiore@0: import org.w3c.dom.Element;
fiore@0: 
fiore@0: import uk.ac.qmul.eecs.ccmi.diagrammodel.NodeProperties;
fiore@0: import uk.ac.qmul.eecs.ccmi.gui.Direction;
fiore@0: import uk.ac.qmul.eecs.ccmi.sound.SoundFactory;
fiore@0: 
fiore@0: /**
fiore@0:    A rectangular shaped diagram node.
fiore@0: */
fiore@0: @SuppressWarnings("serial")
fiore@0: public class RectangularNode extends SimpleShapeNode{
fiore@0: 	
fiore@0: 	public RectangularNode(String nodeType, NodeProperties properties){
fiore@0: 		super(nodeType, properties);
fiore@0: 		bounds = dataDisplayBounds;
fiore@0: 	}
fiore@0: 	
fiore@0: 	@Override
fiore@0: 	public ShapeType getShapeType() {
fiore@0: 		return ShapeType.Rectangle;
fiore@0: 	}
fiore@0: 	
fiore@0: 	@Override
fiore@0: 	protected void translateImplementation(Point2D p, double dx, double dy){
fiore@0: 		/* if we clicked on a property node, just move that one */
fiore@0: 		for(List<PropertyNode> pnList : propertyNodesMap.values())
fiore@0: 			for(PropertyNode pn : pnList)
fiore@0: 				if(pn.contains(p)){
fiore@0: 					pn.translate(dx, dy);
fiore@0: 					return;
fiore@0: 				}
fiore@0: 		
fiore@0: 		bounds.setFrame(bounds.getX() + dx,
fiore@0: 			bounds.getY() + dy, 
fiore@0: 			bounds.getWidth(), 
fiore@0: 			bounds.getHeight());
fiore@0: 		super.translateImplementation(p, dx, dy);
fiore@0: 	}
fiore@0: 
fiore@0: 	@Override
fiore@0: 	protected void reshapeInnerProperties(List<String> insidePropertyTypes){
fiore@0: 		super.reshapeInnerProperties(insidePropertyTypes);
fiore@0: 		bounds.setFrame(dataDisplayBounds);
fiore@0: 	}
fiore@0: 	
fiore@0: 	@Override
fiore@0: 	public void decode(Document doc, Element nodeTag) throws IOException{
fiore@0: 		super.decode(doc, nodeTag);
fiore@0: 		bounds.setFrame(dataDisplayBounds);
fiore@0: 	}
fiore@0: 	
fiore@0: 	@Override
fiore@0: 	public Rectangle2D getBounds(){
fiore@0: 		return (Rectangle2D)bounds.clone();
fiore@0: 	}
fiore@0: 
fiore@0: 	@Override
fiore@0: 	public Point2D getConnectionPoint(Direction d){
fiore@0: 		return calculateConnectionPoint(d, getBounds());
fiore@0: 	}
fiore@0: 	
fiore@0: 	public static  Point2D calculateConnectionPoint(Direction d, Rectangle2D bounds){
fiore@0: 		double slope = bounds.getHeight() / bounds.getWidth();
fiore@0: 		double ex = d.getX();
fiore@0: 		double ey = d.getY();
fiore@0: 		double x = bounds.getCenterX();
fiore@0: 		double y = bounds.getCenterY();
fiore@0:       
fiore@0: 		if (ex != 0 && -slope <= ey / ex && ey / ex <= slope){  
fiore@0: 			// intersects at left or right boundary
fiore@0: 			if (ex > 0){
fiore@0: 				x = bounds.getMaxX();
fiore@0: 				y += (bounds.getWidth() / 2) * ey / ex;
fiore@0: 			}else{
fiore@0: 				x = bounds.getX();
fiore@0: 				y -= (bounds.getWidth() / 2) * ey / ex;
fiore@0: 			}
fiore@0: 		}else if (ey != 0){  
fiore@0: 			// intersects at top or bottom
fiore@0: 			if (ey > 0){
fiore@0: 				x += (bounds.getHeight() / 2) * ex / ey;
fiore@0: 				y = bounds.getMaxY();
fiore@0: 			}else{
fiore@0: 				x -= (bounds.getHeight() / 2) * ex / ey;
fiore@0: 				y = bounds.getY();
fiore@0: 			}
fiore@0: 		}
fiore@0: 		return new Point2D.Double(x, y);
fiore@0: 	}
fiore@0: 
fiore@0: 	public Shape getShape(){
fiore@0: 		return bounds;
fiore@0: 	}
fiore@0:    
fiore@0: 	@Override
fiore@0: 	public InputStream getSound(){
fiore@0: 		return sound;
fiore@0: 	}
fiore@0: 	
fiore@0: 	public Object clone(){
fiore@0: 		RectangularNode cloned = (RectangularNode)super.clone();
fiore@0: 		cloned.bounds = (Rectangle2D.Double)bounds.clone();
fiore@0: 		return cloned;
fiore@0: 	}	
fiore@0:    
fiore@0: 	private Rectangle2D.Double bounds;
fiore@0: 	private static InputStream sound;
fiore@0: 	
fiore@0: 	static{
fiore@0: 		sound = RectangularNode.class.getResourceAsStream("audio/Rectangle.mp3");
fiore@0: 		SoundFactory.getInstance().loadSound(sound);
fiore@0: 	}
fiore@0: }