package tesseract.menuitems; import java.awt.Color; import java.awt.event.ActionEvent; import javax.swing.JColorChooser; import javax.swing.JOptionPane; import javax.vecmath.Color3f; import javax.vecmath.Vector3f; import tesseract.World; import tesseract.forces.Gravity; import tesseract.objects.PlanarPolygon; /** * Gravity Menu Item. * * @author Steve Bradshaw */ public class GravityMenuItem extends TesseractMenuItem { /** * Serial ID. */ private static final long serialVersionUID = 1L; /** * Constructor for the menu item. * * @param theWorld The world into which we add. */ public GravityMenuItem(final World theWorld) { super(theWorld, "Gravity"); } /** * Action handler. * * @param arg0 Unused event info. */ public void actionPerformed(final ActionEvent arg0) { myWorld.addForce(new Gravity()); } }