com.hudren.woodpile.ImageCache.java Source code

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Here is the source code for com.hudren.woodpile.ImageCache.java

Source

/*
 * Project: com.hudren.woodpile
 * File:    ImageCache.java
 *
 * Author:  Jeff Hudren
 * Created: Jul 16, 2006
 *
 * Copyright (c) 2006-2013 Hudren Andromeda Connection. All rights reserved. 
 * 
 * The use and distribution terms for this software are covered by the
 * Eclipse Public License 1.0 (http://opensource.org/licenses/eclipse-1.0.php)
 * which can be found in the file epl-v10.html at the root of this distribution.
 * 
 * By using this software in any fashion, you are agreeing to be bound by
 * the terms of this license.
 * 
 * You must not remove this notice, or any other, from this software.
 */

package com.hudren.woodpile;

import java.util.HashMap;
import java.util.Map;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;

/**
 * TODO ImageCache description
 * 
 * @author Jeff Hudren
 */
public class ImageCache {

    private final Map<ImageDescriptor, Image> images = new HashMap<ImageDescriptor, Image>();

    public Image getImage(final ImageDescriptor descriptor) {
        if (descriptor == null)
            return null;

        Image image = images.get(descriptor);
        if (image == null) {
            image = descriptor.createImage();
            images.put(descriptor, image);
        }

        return image;
    }

    public void dispose() {
        for (final Image image : images.values())
            image.dispose();
    }

}