compile errors

[Lisa Smith]

could use help debugging this program

 import java.awt.geom.*;
 import java.awt.*;
 import java.awt.event.*;
 import java.awt.image.*;
  
 class PaintGradient01{
   publicstaticvoid main(String[] args){
     GUI guiObj = new GUI();
   }//end main
 }//end controlling class PaintGradient01
  
 class GUI extends Frame{
   int res;//store screen resolution here
   staticfinalint ds = 72;//default scale, 72 units/inch
   staticfinalint hSize = 4;//horizonal size = 4 inches
   staticfinalint vSize = 4;//vertical size = 4 inches
   
   GUI(){//constructor
     //Get screen resolution
     res = Toolkit.getDefaultToolkit().
                                      getScreenResolution();
     //Set Frame size
     this.setSize(hSize*res,vSize*res);
     this.setVisible(true);
     this.setTitle("Copyright 1999, R.G.Baldwin");
         
     //Window listener to terminate program.
     this.addWindowListener(new WindowAdapter(){
       public void windowClosing(WindowEvent e){
         System.exit(0);}});
   }//end constructor
   //-----------------------------------------------------//
   
   //Override the paint() method
   public void paint(Graphics g){
     //Downcast the Graphics object to 
     //a Graphics2D object
     Graphics2D g2 = (Graphics2D)g;
     
     //Scale device space to produce inches 
     //on the screen
     // based on actual screen resolution.
     g2.scale((double)res/72,(double)res/72);
  
     //Translate origin to center of Frame
     g2.translate((hSize/2)*ds,(vSize/2)*ds);
     
     //Draw x-axis
     g2.draw(new Line2D.Double(
                                         -1.5*ds,0.0,1.5*ds,0.0));
     //Draw y-axis
     g2.draw(new Line2D.Double(
                                         0.0,-1.5*ds,0.0,1.5*ds));
     
     //Upper left quadrant, Solid red fill
     Ellipse2D.Double circle1 = 
        new Ellipse2D.Double(
                              -2.0*ds,-2.0*ds,2.0*ds,2.0*ds);
     g2.setPaint(new Color(255,0,0));//red
     g2.fill(circle1);
     g2.draw(circle1);
     
     //Upper right quadrant
     //Gradient red to orange, acyclic
     Ellipse2D.Double circle2 = 
         new Ellipse2D.Double(
                                 0.0*ds,-2.0*ds,2.0*ds,2.0*ds);
     g2.setPaint(
               new GradientPaint(
                      0.5f*ds,-1.0f*ds,Color.red,
                      1.5f*ds,-1.0f*ds,Color.orange,false));
     g2.fill(circle2);
     g2.draw(circle2);
     
     //Lower left quadrant
     //Gradient red to orange, cyclic along 
     //horizontal axis
     Ellipse2D.Double circle3 = 
         new Ellipse2D.Double(
                                -2.0*ds,0.0*ds,2.0*ds,2.0*ds);
     g2.setPaint(
              new GradientPaint(
                      -1.15f*ds,1.0f*ds,Color.red,
                      -0.85f*ds,1.0f*ds,Color.orange,true));
     g2.fill(circle3);
     g2.draw(circle3);
     
     //Lower right quadrant
     //Gradient red to orange, cyclic along
     // 45 degree angle
     Ellipse2D.Double circle4 = 
          new Ellipse2D.Double(
                                 0.0*ds,0.0*ds,2.0*ds,2.0*ds);
     g2.setPaint(
                new GradientPaint(
                      0.0f*ds,0.0f*ds,Color.red,
                      0.25f*ds,0.25f*ds,Color.orange,true));
     g2.fill(circle4);
     g2.draw(circle4);    
  
   }//end overridden paint()
     
 }//end class GUI
 //==============================//

(Lisa - this is getting boring. Please surround your code with [ code][ /code] tags without the spaces of course)
[ September 25, 2002: Message edited by: Cindy Glass ]

[Ron Newman]

Please use the UBB code tags to keep the code properly formatted. Also, what is your question about this code?