Mega Code Archive
A clipping area can also be created from a text string
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/*
* @(#)ClipImage.java 1.2 98/07/09
*
* Copyright (c) 1998 Sun Microsystems, Inc. All Rights Reserved.
*
* Sun grants you ("Licensee") a non-exclusive, royalty free, license to use,
* modify and redistribute this software in source and binary code form,
* provided that i) this copyright notice and license appear on all copies of
* the software; and ii) Licensee does not utilize the software in a manner
* which is disparaging to Sun.
*
* This software is provided "AS IS," without a warranty of any kind. ALL
* EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING ANY
* IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND ITS LICENSORS SHALL NOT BE
* LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
* OR DISTRIBUTING THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR ITS
* LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR DIRECT,
* INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER
* CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, ARISING OUT OF THE USE OF
* OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS BEEN ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
* This software is not designed or intended for use in on-line control of
* aircraft, air traffic, aircraft navigation or aircraft communications; or in
* the design, construction, operation or maintenance of any nuclear
* facility. Licensee represents and warrants that it will not use or
* redistribute the Software for such purposes.
*/
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Image;
import java.awt.Rectangle;
import java.awt.RenderingHints;
import java.awt.Shape;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.awt.font.FontRenderContext;
import java.awt.font.TextLayout;
import java.awt.geom.AffineTransform;
import java.net.URL;
import javax.swing.ImageIcon;
import javax.swing.JApplet;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class Starry extends JApplet {
public void init() {
Image starry = new ImageIcon("yourFile.gif").getImage();
StarPanel starPanel = new StarPanel(starry);
getContentPane().add(starPanel, BorderLayout.CENTER);
}
protected URL getURL(String filename) {
URL codeBase = this.getCodeBase();
URL url = null;
try {
url = new URL(codeBase, filename);
} catch (java.net.MalformedURLException e) {
System.out.println("Couldn't create image: " + "badly specified URL");
return null;
}
return url;
}
public static void main(String[] args) {
Image starry = new ImageIcon("yourFile.gif").getImage();
StarPanel starPanel = new StarPanel(starry);
JFrame f = new JFrame("Starry");
f.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
f.getContentPane().add(starPanel, BorderLayout.CENTER);
f.setSize(new Dimension(550, 200));
f.setVisible(true);
}
}
class StarPanel extends JPanel {
Image img;
int w, h;
public StarPanel(Image img) {
this.img = img;
}
public void paintComponent(Graphics g) {
super.paintComponent(g);
setBackground(Color.white);
w = getSize().width;
h = getSize().height;
Graphics2D g2;
g2 = (Graphics2D) g;
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY);
FontRenderContext frc = g2.getFontRenderContext();
Font f = new Font("Helvetica", 1, w / 10);
String s = new String("The Starry Night");
TextLayout textTl = new TextLayout(s, f, frc);
AffineTransform transform = new AffineTransform();
Shape outline = textTl.getOutline(null);
Rectangle r = outline.getBounds();
transform = g2.getTransform();
transform.translate(w / 2 - (r.width / 2), h / 2 + (r.height / 2));
g2.transform(transform);
g2.setColor(Color.blue);
g2.draw(outline);
g2.setClip(outline);
g2.drawImage(img, r.x, r.y, r.width, r.height, this);
}
}
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