import java.awt.*;
import java.applet.*;

public class HelloWorld7 extends Applet {
  private int Width;
  private int Height;
  private String s;

  private Font f = new Font("Helvetica", Font.BOLD, 20);
  private FontMetrics fm;

  public void init(){
    String param;

    param = getParameter("strings");
    s = (param != null) ? param : new String("Hey! this is a test of .......");

    setBackground(new Color(255, 255, 255));
    setForeground(new Color(255, 0, 0));

    Width = size().width;
    Height = size().height;
    resize(Width, Height);
  }

  public void paint(Graphics g){
    int yo;
    int x,y;
    double tmp;

    g.setFont(f);
    FontMetrics fm = g.getFontMetrics();
    x = (Width - fm.stringWidth(s))/2;
    // yo = (Height - fm.getHeight())/2;
    yo = Height / 2;

    for (int i = 0; i < s.length(); i++) {
      tmp = Math.sin( (double)i / (double)s.length() * Math.PI * 2.0);
      y = yo + (int)(tmp * yo * 0.5);
      g.drawChars(s.toCharArray(), i, 1, x, y);
      x += fm.charWidth(s.toCharArray()[i]);
    }
  }
}