// All Rights Reserved. Copyright (C) Kazuo Misue (2010)

import java.awt.Dimension;
import javax.swing.JFrame;

import edu.uci.ics.jung.algorithms.layout.FRLayout;
import edu.uci.ics.jung.algorithms.layout.Layout;
import edu.uci.ics.jung.graph.Graph;
import edu.uci.ics.jung.graph.UndirectedSparseGraph;
import edu.uci.ics.jung.visualization.VisualizationViewer;
import edu.uci.ics.jung.visualization.control.DefaultModalGraphMouse;
import edu.uci.ics.jung.visualization.control.ModalGraphMouse;

public class Sample6b {

    public static void main(String[] args)
    {
    	Dimension viewArea = new Dimension(300, 300);
        Graph<MyNode,MyEdge> graph = createGraph();
        Layout<MyNode,MyEdge> layout = new FRLayout<MyNode,MyEdge>(graph, viewArea);
        VisualizationViewer<MyNode,MyEdge> panel = new VisualizationViewer<MyNode,MyEdge>(layout, viewArea);
        
        DefaultModalGraphMouse<Integer,Number> gm = new DefaultModalGraphMouse<Integer,Number>();
        gm.setMode(ModalGraphMouse.Mode.PICKING);
        panel.setGraphMouse(gm);

        JFrame frame = new JFrame("Graph View: Picking");
        frame.getContentPane().add(panel);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.pack();
        frame.setVisible(true);
    }
    
	private static Graph<MyNode,MyEdge> createGraph() {
		Graph<MyNode,MyEdge> g = new UndirectedSparseGraph<MyNode,MyEdge>();
		MyNode n1 = new MyNode("n1");
		MyNode n2 = new MyNode("n2");
		MyNode n3 = new MyNode("n3");
		MyNode n4 = new MyNode("n4");
		MyNode n5 = new MyNode("n5");
		MyNode n6 = new MyNode("n6");
		MyNode n7 = new MyNode("n7");
		MyNode n8 = new MyNode("n8");
		g.addEdge(new MyEdge("e1"), n1, n2);
		g.addEdge(new MyEdge("e2"), n2, n3);
		g.addEdge(new MyEdge("e3"), n3, n4);
		g.addEdge(new MyEdge("e4"), n4, n1);
		g.addEdge(new MyEdge("e5"), n5, n6);
		g.addEdge(new MyEdge("e6"), n6, n7);
		g.addEdge(new MyEdge("e7"), n7, n8);
		g.addEdge(new MyEdge("e8"), n8, n5);
		g.addEdge(new MyEdge("e9"), n1, n5);
		g.addEdge(new MyEdge("e10"), n2, n6);
		g.addEdge(new MyEdge("e11"), n3, n7);
		g.addEdge(new MyEdge("e12"), n4, n8);
		return g;
	}
}