/*
* JMule - Java file sharing client
* Copyright (C) 2007-2008 JMule team ( jmule@jmule.org / http://jmule.org )
*
* Any parts of this program derived from the Apache Commons,
* Phex, Zeus-jscl, AspectJ or JDIC project, or contributed
* by third-party developers are copyrighted by their
* respective authors.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
package org.jmule.ui.swing;
import java.awt.Color;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.MediaTracker;
import java.net.URL;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
/**
* Extends JLabel to provide support for custom text drawing inside image used
* for JSplash component.
* <p>
* @author Gregory Kotsaftis
* @version $$Revision: 1.1 $$
* Last changed by $$Author: javajox $$ on $$Date: 2008/07/31 16:43:02 $$
*/
public final class JSplashLabel extends JLabel {
/**
* Used to draw the text string.
*/
private String m_text = null;
/**
* Font to use when drawing the text.
*/
private Font m_font = null;
/**
* Colour to use when drawing the text.
*/
private Color m_color = null;
/**
* Constructor.
* <p>
* @param url The location of the image (<b>it cannot be null</b>).
* @param s The string to draw (can be null).
* @param f The font to use (can be null).
* @param c The color to use (can be null).
*/
public JSplashLabel(URL url, String s, Font f, Color c)
{
super();
ImageIcon icon = new ImageIcon( url );
if( icon.getImageLoadStatus()!=MediaTracker.COMPLETE )
{
System.err.println("Cannot load splash screen: " + url);
setText("Cannot load splash screen: " + url);
}
else
{
setIcon( icon );
m_text = s;
m_font = f;
m_color = c;
if( m_font!=null )
{
setFont( m_font );
}
}
}
/**
* Overrides paint in order to draw the version number on the splash screen.
* <p>
* @param g The graphics context to use.
*/
public void paint(Graphics g)
{
super.paint(g);
if( m_text!=null )
{
if( m_color!=null )
{
g.setColor( m_color );
}
FontMetrics fm = g.getFontMetrics();
int width = fm.stringWidth(m_text) + 20;
int height = fm.getHeight();
g.drawString(m_text, getWidth() - width, getHeight() - height);
}
}
}