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/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*  
* JTattoo is multiple licensed. If your are an open source developer you can use
* it under the terms and conditions of the GNU General Public License version 2.0
* or later as published by the Free Software Foundation.
*  
* see: gpl-2.0.txt
* 
* If you pay for a license you will become a registered user who could use the
* software under the terms and conditions of the GNU Lesser General Public License
* version 2.0 or later with classpath exception as published by the Free Software
* Foundation.
* 
* see: lgpl-2.0.txt
* see: classpath-exception.txt
* 
* Registered users could also use JTattoo under the terms and conditions of the 
* Apache License, Version 2.0 as published by the Apache Software Foundation.
*  
* see: APACHE-LICENSE-2.0.txt
*/

package com.jtattoo.plaf;

import java.awt.Color;
import java.awt.Component;
import java.awt.Graphics;
import java.awt.Image;

import javax.swing.Icon;
import javax.swing.ImageIcon;

/**
 *
 * @author Michael Hagen
 */
public class LazyImageIcon implements Icon {

  private String    name = null;
  private ImageIcon icon = null;

  public LazyImageIcon(String name) {
    this.name = name;
  }

  private Icon getIcon() {
    if (icon == null) {
      try {
        icon = new ImageIcon(LazyImageIcon.class.getResource(name));
      }
      catch (Throwable t) {
        System.out.println("ERROR: loading image " + name + " failed!");
      }
    }
    return icon;
  }

  public Image getImage() {
    if (getIcon() != null) {
      return icon.getImage();
    }
    return null;
  }

  public int getIconHeight() {
    if (getIcon() != null) {
      return icon.getIconHeight();
    }
    else {
      return 16;
    }
  }

  public int getIconWidth() {
    if (getIcon() != null) {
      return icon.getIconWidth();
    }
    else {
      return 16;
    }
  }

  public void paintIcon(Component c, Graphics g, int x, int y) {
    if (getIcon() != null) {
      icon.paintIcon(c, g, x, y);
    }
    else {
      g.setColor(Color.red);
      g.fillRect(x, y, 16, 16);
      g.setColor(Color.white);
      g.drawLine(x, y, x + 15, y + 15);
      g.drawLine(x + 15, y, x, y + 15);
    }
  }

}