هل يمكن الرسم علي pdf بدل الjpanel
 
 public void DrawLine(int x1,int y1,int x2,int y2,double scl,Color color){
     // double scl = 0.2;
    float border=1;
  // Color color=Color.BLACK;
   JPanel pnl=new JPanel(){
   @Override
   
   public void paintComponent(Graphics g){
       Graphics2D g2=(Graphics2D) g;
       g2.setStroke(new BasicStroke( border));
       g2.setColor(color);
       g2.scale(scl,scl);
       g2.drawLine(x1, y1, x2, y2);
       
       
   }
   };
           form.add(pnl);
           pnl.setBounds(0, 0, form.getWidth(),form.getHeight());
  }