/*
 * OffScreenCanvas.java
 *
 * Created on 17 กันยายน 2546, 16:07 น.
 */

import javax.microedition.lcdui.*;

/**
 *
 * @author  suppakit
 * @version
 */
public class OffScreenCanvas extends Canvas {
 private Image mImage;

 
  
    public void paint(Graphics g) {
   if(mImage == null){
   initialize();
   g.drawImage(mImage, 0, 0, Graphics.TOP|Graphics.LEFT);
  }
    
  }

    public void initialize(){
     int w = getWidth();
     int h = getHeight();
   mImage = Image.createImage(w,h);
   Graphics g = mImage.getGraphics();
   g.drawRect(0,0,w-1,h-1);
   g.drawLine(0,0,w-1,h-1);
   g.drawLine(w-1,0,0,h-1);
   
    }    
   

  
}