Produces a copy of the supplied image
/*
*
* Created on March 16, 2007, 4:34 PM
*
* Copyright 2006-2007 Nigel Hughes
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
* in compliance with the License. You may obtain a copy of the License at http://www.apache.org/
* licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language
* governing permissions and limitations under the License.
*/
import java.awt.Graphics;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsEnvironment;
import java.awt.Transparency;
import java.awt.image.BufferedImage;
/**
* @author nigel
*/
public class Utils {
/**
* Produces a copy of the supplied image
*
* @param image The original image
* @return The new BufferedImage
*/
public static BufferedImage copyImage(BufferedImage image){
return scaledImage(image,image.getWidth(),image.getHeight());
}
/**
* Produces a resized image that is of the given dimensions
*
* @param image The original image
* @param width The desired width
* @param height The desired height
* @return The new BufferedImage
*/
public static BufferedImage scaledImage(BufferedImage image, int width, int height){
BufferedImage newImage = createCompatibleImage(width,height);
Graphics graphics = newImage.createGraphics();
graphics.drawImage(image,0,0,width,height,null);
graphics.dispose();
return newImage;
}
/**
* Creates an image compatible with the current display
*
* @return A BufferedImage with the appropriate color model
*/
public static BufferedImage createCompatibleImage(int width, int height) {
GraphicsConfiguration configuration = GraphicsEnvironment.getLocalGraphicsEnvironment()
.getDefaultScreenDevice().getDefaultConfiguration();
return configuration.createCompatibleImage(width, height, Transparency.TRANSLUCENT);
}
}
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