package fiberedKnot;
import java.applet.Applet;
import java.awt.*;

import jv.object.*;
import jv.viewer.PvViewer;

/**
* Applet shows a FiberedKnot 
* 
* @author Matthew Song
*/

public class PaFiberedKnot extends Applet { 
/** frame if run standalone, null if run as applet. */
public Frame m_frame = null;
/** 3D-viewer window for graphics output and which is embedded into the applet. */
protected PvViewer m_viewer;
/** Interface of applet to inform about author, version, and copyright. */
public String getAppletInfo() {
return "Name: " + this.getClass().getName()+ "\r\n" +
"Author: Robert Barrington Leigh\r\n";
}

/**
* Configure and initialize the viewer, load system and user projects.
* One of the user projects must be selected here.
*/
public void init() {
// Create viewer for viewing 3d geometries
m_viewer = new PvViewer(this, m_frame);
// Create and load a project
PjFiberedKnot test = new PjFiberedKnot();
m_viewer.addProject(test);
m_viewer.selectProject(test);
// Get 3d display from viewer and add it to applet
setLayout(new BorderLayout());
add((Component)m_viewer.getDisplay(), BorderLayout.CENTER);
add(m_viewer.getPanel(PsViewerIf.PROJECT), BorderLayout.EAST);
// Choose initial panel in control window (must press F1 inside the applet)
m_viewer.showPanel(PsViewerIf.MATERIAL);
}

public static void main(String args[]) {
PaFiberedKnot va = new PaFiberedKnot();
Frame frame = new jv.object.PsMainFrame(va, args);
frame.pack();
va.m_frame = frame;
va.init();
va.start();
frame.setBounds(new Rectangle(250, 5, 750, 550));
frame.setVisible(true);
}

/** Print info while initializing applet and viewer. */
public void paint(Graphics g) {
g.setColor(Color.blue);
g.drawString("Geometry Browser, Version "+PsConfig.getVersion(), 20, 40);
g.drawString("Loading Projects .....", 20, 60);
}

/**
* Does clean-up when applet is destroyed by the browser.
* Here we just close and dispose all our control windows.
*/
public void destroy() { m_viewer.destroy(); }

/** Start viewer, e.g. start animation if requested */
public void start() { m_viewer.start(); }

/** Stop viewer, e.g. stop animation if requested */
public void stop() { m_viewer.stop(); }
}