import javax.swing.*;
import java.awt.*;

public class Indikaator extends JPanel{
   double protsent;
   public Indikaator(double protsent){
      this.protsent=protsent;
   }
   public void paintComponent(Graphics g){
      super.paintComponent(g);
      g.fillRect(0, 0, getWidth(), (int)(protsent/100*getHeight()));
   }
}