org.epics.graphene.rrdtool.ImagePanel Maven / Gradle / Ivy

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Graphene bindings for rrdtool data.

There is a newer version: 0.5

/**
 * Copyright (C) 2012 University of Michigan
 * All rights reserved. Use is subject to license terms.
 */
package org.epics.graphene.rrdtool;

import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Image;
import javax.swing.JComponent;

/**
 *
 * @author carcassi
 */
public class ImagePanel extends JComponent {

    private Image image;

    public void setImage(Image image) {
        this.image = image;
        if (image != null) {
            setSize(new Dimension(image.getWidth(this), image.getHeight(this)));
            setPreferredSize(new Dimension(image.getWidth(this), image.getHeight(this)));
            //setMaximumSize(new Dimension(image.getHeight(this), image.getWidth(this)));
            //setMinimumSize(new Dimension(image.getHeight(this), image.getWidth(this)));
        } else {
            
        }
        revalidate();
        repaint();
    }

    public Image getImage() {
        return image;
    }

    @Override
    protected void paintComponent(Graphics g) {
        if (image != null) {
            g.drawImage(image, 0, 0, getWidth(), getHeight(), this);
        }
    }
}