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/*
*
* 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.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsEnvironment;
import java.awt.RenderingHints;
import java.awt.Transparency;
import java.awt.font.FontRenderContext;
import java.awt.font.LineBreakMeasurer;
import java.awt.font.TextAttribute;
import java.awt.font.TextLayout;
import java.awt.image.BufferedImage;
import java.text.AttributedCharacterIterator;
import java.text.AttributedString;
import java.util.Hashtable;
import java.util.LinkedList;
import javax.swing.JComponent;
/**
* @author nigel
*/
public class Utils {
/**
* Renders a component into an image, which is useful for playing with the component's
* resultant image in special effects or transitions
*
* @param component The component to render
* @return A buffered image with the rendered component.
*/
public static BufferedImage renderComponentToImage(JComponent component){
//Create the image
BufferedImage image = createCompatibleImage(component.getWidth(),component.getHeight());
//Render the component onto the image
Graphics graphics = image.createGraphics();
// component.update(graphics);
component.paint(graphics);
graphics.dispose();
return image;
}
/**
* 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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