| gvSIG desktop 1

import java.awt.BasicStroke;

import java.awt.Color;

import java.awt.Frame;

import java.io.File;

import java.util.Collection;

import java.util.Iterator;

import com.iver.cit.gvsig.graph.core.FEdge;

import com.iver.cit.gvsig.graph.core.FNode;

import com.iver.cit.gvsig.graph.core.IGraph;

import com.iver.cit.gvsig.graph.core.JungGraph;

import com.iver.cit.gvsig.graph.core.Network;

import com.iver.cit.gvsig.graph.core.NetworkRedLoader;

import com.iver.cit.gvsig.graph.solvers.Route;

import com.iver.cit.gvsig.graph.solvers.ShortestPathSolver;

import com.iver.cit.gvsig.project.documents.view.gui.View;

import edu.uci.ics.jung.algorithms.shortestpath.DijkstraShortestPath;

public class TestExtension extends Extension {

	public static ShortestPathSolver solver = new ShortestPathSolver();

	private int idSymbolLine = -1;

	public void initialize() {

	}

			Network net = new Network();

			net.setLayer((FLyrVect) aux);

			NetworkRedLoader netLoader = new NetworkRedLoader();

			netLoader.setNetFile(new File("c:/ejes.red"));

			IGraph g = netLoader.loadNetwork();

			net.setGraph(g);

			// Primer punto

			net.addFlag(433647.09375, 4488029, 10);

			// Segundo punto

			net.addFlag(437290.96875, 4481547, 10);

			Route route;

				solver.setNetwork(net);

				solver.setFielStreetName("Nombre");

				route = solver.calculateRoute();

				dlg.setModel(route.getFeatureList());

				createGraphicsFrom(route.getFeatureList(), v.getMapControl());

				dlg.setVisible(true);

				System.out.println("distancia fjp:" + route.getCost());

				// PROBAMOS JUNG

				JungGraph jG = new JungGraph(net.getGraph());

				// Probamos la algoritmia: distancia entre nodo 1 y nodo 1000

				DijkstraShortestPath distCalculator = new DijkstraShortestPath(jG, new EdgeWeightLabeller());

				FNode vOrig = jG.getVertexByID(1);

				long t1 = System.currentTimeMillis();

				Number dist = distCalculator.getDistance(vOrig, vEnd);

				long t2 = System.currentTimeMillis();

//				assertEquals(dist.doubleValue(), 8887, 0);

				System.out.println("dist =" + dist + " meters. msecs: " + (t2-t1));

				List path = distCalculator.getPath(vOrig, vEnd);

				System.out.println(vOrig.getX() + ", " + vOrig.getY()

								+ " - " + vEnd.getX() + ", " + vEnd.getY());

			} catch (GraphException e) {

				// TODO Auto-generated catch block

				e.printStackTrace();

				e.printStackTrace();

			}

		}

	}

	private void createGraphicsFrom(Collection featureList, MapControl mapControl) {

			graphicLayer.addGraphic(graphic);

		}

		mapControl.drawGraphics();

	}

	private void createGraphicsFrom(ListIterator it, MapControl mapControl) throws DriverException {

		GraphicLayer graphicLayer = mapControl.getMapContext().getGraphicsLayer();

		Color color = new Color(0.5f, 0.8f, 0.0f, 0.5f);

			graphicLayer.addGraphic(graphic);

		}

		mapControl.drawGraphics();

	}

	public boolean isEnabled() {

		// TODO Auto-generated method stub

		return true;