/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.gui.tools;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import javax.swing.JPanel;
/**
* This panel can be used to display an image.
*
* @author Ingo Mierswa
*/
public class ImagePanel extends JPanel {
private static final long serialVersionUID = 3903395116300542548L;
public static final int CHILDRENS_PREFERRED_SIZE = 0;
public static final int IMAGE_PREFERRED_SIZE = 1;
public static final int IMAGE_PREFERRED_HEIGHT = 2;
private transient Image image = null;
private int preferredSizeType = CHILDRENS_PREFERRED_SIZE;
public ImagePanel(Image image, int preferredSizeType) {
this.image = image;
this.preferredSizeType = preferredSizeType;
setOpaque(true);
}
@Override
public Dimension getPreferredSize() {
Dimension dimension = super.getPreferredSize();
switch (this.preferredSizeType) {
case CHILDRENS_PREFERRED_SIZE:
break;
case IMAGE_PREFERRED_HEIGHT:
dimension.height = image.getHeight(null);
break;
case IMAGE_PREFERRED_SIZE:
dimension.height = image.getHeight(null);
dimension.width = image.getWidth(null);
break;
}
return dimension;
}
@Override
public void paintComponent(Graphics graphics) {
super.paintComponent(graphics);
Graphics2D g = (Graphics2D)graphics;
g.setColor(Color.WHITE);
g.fillRect(0, 0, getWidth(), getHeight());
if (image != null) {
g.drawImage(image, 0, 0, getWidth(), getHeight(), this);
}
paintChildren(graphics);
}
}