com.sun.activation.viewers.ImageViewerCanvas Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of ehcache Show documentation
Show all versions of ehcache Show documentation
Ehcache is an open source, standards-based cache used to boost performance,
offload the database and simplify scalability. Ehcache is robust, proven and full-featured and
this has made it the most widely-used Java-based cache.
/*
* The contents of this file are subject to the terms
* of the Common Development and Distribution License
* (the "License"). You may not use this file except
* in compliance with the License.
*
* You can obtain a copy of the license at
* glassfish/bootstrap/legal/CDDLv1.0.txt or
* https://glassfish.dev.java.net/public/CDDLv1.0.html.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* HEADER in each file and include the License file at
* glassfish/bootstrap/legal/CDDLv1.0.txt. If applicable,
* add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your
* own identifying information: Portions Copyright [yyyy]
* [name of copyright owner]
*/
/*
* @(#)ImageViewerCanvas.java 1.3 05/11/16
*
* Copyright 1997-2005 Sun Microsystems, Inc. All Rights Reserved.
*/
package com.sun.activation.viewers;
import java.awt.*;
public class ImageViewerCanvas extends Canvas
{
private Image canvas_image = null;
/**
* The constructor
*/
public ImageViewerCanvas()
{
}
/**
* set the image
*/
public void setImage(Image new_image)
{
canvas_image = new_image;
this.invalidate();
this.repaint();
}
/**
* getPreferredSize
*/
public Dimension getPreferredSize()
{
Dimension d = null;
if(canvas_image == null)
{
d = new Dimension(200, 200);
}
else
d = new Dimension(canvas_image.getWidth(this),
canvas_image.getHeight(this));
return d;
}
/**
* paint method
*/
public void paint(Graphics g)
{
if(canvas_image != null)
g.drawImage(canvas_image, 0, 0, this);
}
}