Create an image compatible with the graphic environment. - Java 2D Graphics

Java examples for 2D Graphics:BufferedImage Create

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Description

Create an image compatible with the graphic environment.

Demo Code

/*//from  w w  w.j a v a2 s . c  o  m
 *   EuroCarbDB, a framework for carbohydrate bioinformatics
 *
 *   Copyright (c) 2006-2009, Eurocarb project, or third-party contributors as
 *   indicated by the @author tags or express copyright attribution
 *   statements applied by the authors.  
 *
 *   This copyrighted material is made available to anyone wishing to use, modify,
 *   copy, or redistribute it subject to the terms and conditions of the GNU
 *   Lesser General Public License, as published by the Free Software Foundation.
 *   A copy of this license accompanies this distribution in the file LICENSE.txt.
 *
 *   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 Lesser General Public License
 *   for more details.
 *
 *   Last commit: $Rev: 1210 $ by $Author: glycoslave $ on $Date:: 2009-06-12 #$  
 */
//package com.java2s;
import java.awt.*;

import java.awt.image.*;

public class Main {
    /**
       Create an image compatible with the graphic environment. If no
       graphic environment is present a simple image is created
       instead.
       @param width width of the image
       @param height height of the image
       @param opaque if <code>false</code> the background of the image
       will be set to transparant
     */
    static public BufferedImage createCompatibleImage(int width,
            int height, boolean opaque) {
        // retrieve graphic environment

        // no display
        if (GraphicsEnvironment.isHeadless()) {
            if (opaque)
                return new BufferedImage(width, height,
                        BufferedImage.TYPE_INT_RGB);
            return new BufferedImage(width, height,
                    BufferedImage.TYPE_INT_ARGB);
        }

        // compatible to display
        GraphicsEnvironment ge = GraphicsEnvironment
                .getLocalGraphicsEnvironment();
        GraphicsDevice gs = ge.getDefaultScreenDevice();
        GraphicsConfiguration gc = gs.getDefaultConfiguration();
        if (opaque)
            return gc.createCompatibleImage(width, height);
        return gc
                .createCompatibleImage(width, height, Transparency.BITMASK);
    }
}

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