Re: display image on canvas

From:

"Norman D." <norman.d.06@gmail.com>

Newsgroups:

comp.lang.java.help

Date:

11 Aug 2006 06:17:08 -0700

Message-ID:

<1155302228.797012.114860@p79g2000cwp.googlegroups.com>

Not sure what your problem is because it worked for me. The program
was able to display the image in the canvas just fine. Out of
curiosity, is there some reason you're choosing AWT over Swing?

by the way:

frame.resize(400,400);
frame.show();

are both deprecated.

--Norman

vk wrote:

hi everyone thanks for ur response ..
actualy i have written a code ..this is creating a canvas but is unable
to display image..
i m posting code here have loke and see where is the problem
basically..

import java.util.*;
import java.io.*;
import java.net.URL;
import java.awt.*;
import java.awt.image.*;
     public class Display extends Canvas {
     Image image;

         public Display(URL url) {
         MediaTracker media = new MediaTracker(this);
         image = Toolkit.getDefaultToolkit().getImage(url);

media.addImage(image, 0);
             try {

             media.waitForAll();
System.out.println("Loading Over.........");
int x = image.getWidth(this);
int y = image.getHeight(this);
System.out.println("height="+y+"width="+x);
repaint();
System.out.println("hiiii");
         }
         catch (Exception e) {}
     }

         public Display(ImageProducer imageProducer) {
         image = createImage(imageProducer);
}

         public void paint(Graphics g) {
         g.drawImage(image, 0,0, this);
         System.out.println("hi");
}

         public static void main(String arg[]) throws Exception {
         String url=
"http://mt0.google.com/mt?n=404&v=ap.14&x=1314&y=3174zoom=4";
           System.out.println("URL="+url);
           java.net.URL url1 = new java.net.URL(url);
          Frame frame = new Frame(url);
          frame.setLayout(new BorderLayout());
          frame.add("Center", new Display(url1));
          frame.resize(400,400);
          frame.show();
     }
}

thx in advance