/*
 * Licensed Materials - Property of Rogue Wave Software, Inc. 
 * © Copyright Rogue Wave Software, Inc. 2014, 2017 
 * © Copyright IBM Corp. 2009, 2014
 * © Copyright ILOG 1996, 2009
 * All Rights Reserved.
 *
 * Note to U.S. Government Users Restricted Rights:
 * The Software and Documentation were developed at private expense and
 * are "Commercial Items" as that term is defined at 48 CFR 2.101,
 * consisting of "Commercial Computer Software" and
 * "Commercial Computer Software Documentation", as such terms are
 * used in 48 CFR 12.212 or 48 CFR 227.7202-1 through 227.7202-4,
 * as applicable.
 */

// the Rogue Wave JViews Diagrammer Framework
// the Java AWT package
import java.awt.Color;
import java.awt.SystemColor;
// The Java Net package
import java.net.URL;

// the Java Swing package
import javax.swing.JFrame;
import javax.swing.SwingUtilities;

import ilog.views.diagrammer.IlvDiagrammer;
import ilog.views.util.IlvProductUtil;

/**
 * A very simple example for the use of a Label Layout Algorithm. It shows how
 * to use graph layout directly with a diagram component. It loads a CSS style
 * sheet that contains all layout parameters. The layout is fully specified in
 * this style sheet.
 */
public class Sample1 {
  public static final void main(String[] arg) {
    // This sample uses JViews Diagrammer features. When deploying an
    // application that includes this code, you need to be in possession
    // of a Rogue Wave JViews Diagrammer Deployment license.
    IlvProductUtil.DeploymentLicenseRequired(IlvProductUtil.JViews_Diagrammer_Deployment);

    javax.swing.SwingUtilities.invokeLater(new Runnable() {
      Override
      public void run() {
        // Create the diagrammer component
        IlvDiagrammer diagrammer = new IlvDiagrammer();

        // Change diagrammer parameters.
        diagrammer.setSelectMode(false);
        diagrammer.setScrollable(false);
        diagrammer.setEditingAllowed(true);
        diagrammer.getView().setBackground(Color.white);
        diagrammer.getView().setForeground(SystemColor.windowText);

        // The name of the XML file containing the model data
        final String xmlFileName = "data/Sample.xml";

        // The name of the CSS file containing the style sheet
        final String cssFileName = "data/Sample.css";

        // Load the sample data file and the style sheet.
        // Since layout is fully specified in the style sheet, loading the style
        // sheet performs the layout.
        try {
          diagrammer.setDataFile(new URL("file:" + xmlFileName));
          diagrammer.setStyleSheet(new URL("file:" + cssFileName));
        } catch (Exception e) {
          System.out.println("could not read " + xmlFileName);
          return;
        }

        // A Swing Frame to display
        final JFrame frame = new JFrame("Layout Sample");
        // EXIT_ON_CLOSE is not defined in jdk1.2, hence this way:
        frame.setDefaultCloseOperation(3 /* EXIT_ON_CLOSE, >= jdk1.2.2 */);

        // Put the manager view inside the Swing Frame
        frame.getContentPane().add(diagrammer);

        // and show it. Since JDK 1.4, Sun recommends to do it this way:
        SwingUtilities.invokeLater(new Runnable() {
          Override
          public void run() {
            frame.setSize(600, 600);
            frame.setVisible(true);
          }
        });
      }
    });
  }
}