GetImage.java Source code

Introduction

Here is the source code for GetImage.java

Source

/*
 * Copyright (c) Ian F. Darwin, http://www.darwinsys.com/, 1996-2002.
 * All rights reserved. Software written by Ian F. Darwin and others.
 * $Id: LICENSE,v 1.8 2004/02/09 03:33:38 ian Exp $
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 * Java, the Duke mascot, and all variants of Sun's Java "steaming coffee
 * cup" logo are trademarks of Sun Microsystems. Sun's, and James Gosling's,
 * pioneering role in inventing and promulgating (and standardizing) the Java 
 * language and environment is gratefully acknowledged.
 * 
 * The pioneering role of Dennis Ritchie and Bjarne Stroustrup, of AT&T, for
 * inventing predecessor languages C and C++ is also gratefully acknowledged.
 */

/*
 * For Applet, invoke as:
 * <applet code="GetImage" width="100" height="100">
 * </applet>
 * For Application, just run it (has own main).
 */

import java.awt.Graphics;
import java.awt.Image;
import java.net.URL;

import javax.swing.JApplet;
import javax.swing.JFrame;

/**
 * This program, which can be an Applet or an Application, shows a form of
 * Toolkit.getImage() which works the same in either Applet or Application!
 */
public class GetImage extends JApplet {

    Image image;

    public void init() {
        loadImage();
    }

    public void loadImage() {
        // Applet-only version:
        // Image = getImage(getCodeBase(), "Duke.gif");

        // Portable version: getClass().getResource() works in either
        // applet or application, 1.1 or 1.3, returns URL for file name.
        URL url = getClass().getResource("Duke.gif");
        image = getToolkit().getImage(url);
        // Shorter portable version: same but avoids temporary variables
        // image = getToolkit().getImage(getClass().getResource("Duke.gif"));
    }

    public void paint(Graphics g) {
        g.drawImage(image, 20, 20, this);
    }

    public static void main(String[] args) {
        JFrame f = new JFrame("GetImage");
        f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        GetImage myApplet = new GetImage();
        f.getContentPane().add(myApplet);
        myApplet.init();
        f.setSize(100, 100);
        f.setVisible(true);
        myApplet.start();
    }
}