f@0: /*  
f@0:  accessPD - An accessible PD patches editor
f@0:   
f@0:  Copyright (C) 2014  Fiore Martin
f@0: 
f@0:  This program is free software: you can redistribute it and/or modify
f@0:  it under the terms of the GNU General Public License as published by
f@0:  the Free Software Foundation, either version 3 of the License, or
f@0:  (at your option) any later version.
f@0: 
f@0:  This program is distributed in the hope that it will be useful,
f@0:  but WITHOUT ANY WARRANTY; without even the implied warranty of
f@0:  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
f@0:  GNU General Public License for more details.
f@0: 
f@0:  You should have received a copy of the GNU General Public License
f@0:  along with this program.  If not, see <http://www.gnu.org/licenses/>.
f@0: */   
f@0: 
f@0: package uk.ac.qmul.eecs.ccmi.pdsupport;
f@0: 
f@0: import java.awt.Graphics2D;
f@0: import java.awt.Stroke;
f@0: import java.awt.geom.Line2D;
f@0: import java.awt.geom.Rectangle2D;
f@0: import java.io.InputStream;
f@0: 
f@0: import uk.ac.qmul.eecs.ccmi.gui.Edge;
f@0: import uk.ac.qmul.eecs.ccmi.gui.GraphElement;
f@0: import uk.ac.qmul.eecs.ccmi.gui.LineStyle;
f@0: import uk.ac.qmul.eecs.ccmi.gui.Node;
f@0: import uk.ac.qmul.eecs.ccmi.sound.SoundFactory;
f@0: 
f@0: public class PdConnection extends Edge implements PdElement{
f@0: 	private static final long serialVersionUID = 1L;
f@0: 	private static InputStream sound;
f@0: 	private static String FROM = "from";
f@0: 	private static String TO = "to";
f@0: 	
f@0: 	static{
f@0: 		sound = PdConnection.class.getResourceAsStream("audio/PdConnection.mp3");
f@0: 		SoundFactory.getInstance().loadSound(sound);
f@0: 	}
f@0: 	
f@0: 	public PdConnection(){
f@0: 		super("Connection", new String[] {FROM, TO}, 2, 2, LineStyle.Solid);
f@0: 	}
f@0: 
f@0: 
f@0: 	@Override
f@0: 	public void draw(Graphics2D g2) {
f@0:         /* use this edge stroke */
f@0:         Stroke oldStroke = g2.getStroke();
f@0:         g2.setStroke(getStyle().getStroke());
f@0:         /* straight line  */
f@0: 
f@0:         if(points.isEmpty()){
f@0:                 /* just one line from one node to the other */
f@0:                 Line2D line = getSegment(getNodeAt(0),getNodeAt(1));
f@0:                 g2.draw(line);
f@0:         }else{ 
f@0:                 /* the edge has been bended into more lines.   * 
f@0:                  * for every inner point neighbour draw a line *
f@0:                  * and draw the inner point itself             */
f@0:                  for(InnerPoint p : points){
f@0:                          for(GraphElement ge : p.getNeighbours()){
f@0:                                  g2.draw(getSegment(p,ge)); 
f@0:                          }
f@0:                          p.draw(g2);
f@0:                  }
f@0: 
f@0:         }
f@0: 
f@0:         /* restore old stroke of g2 */
f@0:         g2.setStroke(oldStroke);
f@0: 	}
f@0: 
f@0: 	@Override
f@0: 	public Rectangle2D getBounds() {
f@0:         Rectangle2D bounds = (Rectangle2D)getNodeAt(0).getBounds();
f@0: 
f@0:         for(int i=1; i< getNodesNum(); i++)
f@0:                 bounds.add(getNodeAt(i).getBounds());
f@0:         
f@0:         for(InnerPoint p : points){
f@0:                 bounds.add(p.getBounds());
f@0:         }
f@0: 
f@0:         return bounds;
f@0: 	}
f@0: 
f@0: 	@Override
f@0: 	public InputStream getSound() {
f@0: 		return sound;
f@0: 	}
f@0: 
f@0: 
f@0: 	@Override
f@0: 	public String toPdFile() {
f@0: 		
f@0: 		Node n0 = getNodeAt(0);
f@0: 		Node n1 = getNodeAt(1);
f@0: 		
f@0: 		PdElement elemFrom =  (PdElement) ( FROM.equals(this.getEndDescription(n0)) ? n0 : n1);
f@0: 		PdElement elemTo =  (PdElement) ( TO.equals(this.getEndDescription(n0)) ? n0 : n1);
f@0: 		
f@0: 		return getChunckType() + 
f@0: 				" connect " + 
f@0: 				elemFrom.getOrderNumber()+ 
f@0: 				" 0 " +
f@0: 				elemTo.getOrderNumber() +  
f@0: 				" 0"
f@0: 				;
f@0: 	}
f@0: 
f@0: 
f@0: 	@Override
f@0: 	public String getChunckType() {
f@0: 		return "#X";
f@0: 	}
f@0: 	
f@0: 	@Override
f@0: 	public int getOrderNumber(){
f@0: 		throw new UnsupportedOperationException();
f@0: 	}
f@0: 	
f@0: 	public Object clone(){
f@0: 		
f@0: 		return new PdConnection();
f@0: 	}
f@0: 
f@0: }