org.jdesktop.beans.editors.PainterUtil Maven / Gradle / Ivy
/*
* PainterUtil.java
*
* Created on July 20, 2006, 1:18 PM
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
package org.jdesktop.beans.editors;
import java.awt.GradientPaint;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.LinearGradientPaint;
import java.awt.RadialGradientPaint;
import java.awt.RenderingHints;
import java.awt.geom.AffineTransform;
import java.awt.geom.Arc2D;
import java.awt.geom.Area;
import java.awt.geom.CubicCurve2D;
import java.awt.geom.Ellipse2D;
import java.awt.geom.GeneralPath;
import java.awt.geom.Line2D;
import java.awt.geom.Point2D;
import java.awt.geom.QuadCurve2D;
import java.awt.geom.Rectangle2D;
import java.awt.geom.RoundRectangle2D;
import java.awt.image.BufferedImage;
import java.beans.BeanInfo;
import java.beans.DefaultPersistenceDelegate;
import java.beans.Encoder;
import java.beans.ExceptionListener;
import java.beans.Expression;
import java.beans.Introspector;
import java.beans.PersistenceDelegate;
import java.beans.PropertyDescriptor;
import java.beans.Statement;
import java.beans.XMLDecoder;
import java.beans.XMLEncoder;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.net.MalformedURLException;
import java.net.URL;
import javax.imageio.ImageIO;
import javax.swing.JComponent;
import org.jdesktop.beans.editors.PainterPropertyEditor.AffineTransformDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.Arc2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.AreaDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.CubicCurve2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.Ellipse2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.GeneralPathDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.GradientPaintDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.InsetsDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.Line2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.LinearGradientPaintDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.Point2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.QuadCurve2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.RadialGradientPaintDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.Rectangle2DDelegate;
import org.jdesktop.beans.editors.PainterPropertyEditor.RoundRectangle2DDelegate;
import org.jdesktop.swingx.JXButton;
import org.jdesktop.swingx.JXLabel;
import org.jdesktop.swingx.JXPanel;
import org.jdesktop.swingx.painter.AbstractLayoutPainter;
import org.jdesktop.swingx.painter.AbstractPainter;
import org.jdesktop.swingx.painter.CompoundPainter;
import org.jdesktop.swingx.painter.ImagePainter;
import org.jdesktop.swingx.painter.Painter;
import org.jdesktop.swingx.painter.RectanglePainter;
/**
*
* @author joshy
*/
public class PainterUtil {
/** Creates a new instance of PainterUtil */
private PainterUtil() {
}
/*
public static void main(String[] args) throws Exception {
ImagePainter ip = new ImagePainter();
ip.setImageString("file:/Users/joshy/Pictures/cooltikis.jpg");
File outfile = new File("/Users/joshy/Desktop/test.xml");
outfile.createNewFile();
p("outfile = " + outfile.getAbsolutePath());
p("exists = " + outfile.exists());
savePainterToFile(ip, outfile, outfile.getParentFile().toURL());
p("---------");
ip = (ImagePainter)loadPainter(outfile);
p("image = " + ip.getImage());
ip = (ImagePainter)loadPainter(outfile.toURL());
p("image = " + ip.getImage());
p("==================");
}*/
public static Painter loadPainter(File file) throws FileNotFoundException, MalformedURLException, IOException {
return loadPainter(file.toURI().toURL(), file.toURI().toURL());
}
private static Painter loadPainter(final URL in, URL baseURL) throws FileNotFoundException, IOException {
Thread.currentThread().setContextClassLoader(PainterUtil.class.getClassLoader());
XMLDecoder dec = new XMLDecoder(in.openStream());
// p("creating a persistence owner with the base url: " + baseURL);
dec.setOwner(new PersistenceOwner(baseURL));
dec.setExceptionListener(new ExceptionListener() {
public void exceptionThrown(Exception ex) {
System.out.println(ex.getMessage());
ex.printStackTrace();
}
});
Object obj = dec.readObject();
return (Painter)obj;
}
public static Painter loadPainter(URL url) throws IOException {
return loadPainter(url,url);
}
static public void savePainterToFile(Painter compoundPainter, File file) throws IOException {
savePainterToFile(compoundPainter,file,file.getParentFile().toURI().toURL());
}
static public void savePainterToFile(Painter compoundPainter, File file, URL baseURL) throws IOException {
//System.setErr(null);
// u.p("writing out to: " + file.getCanonicalPath());
setTransient(ImagePainter.class, "image");
setTransient(ImagePainter.class, "imageString");
//setTransient(CompoundPainter.class,"antialiasing");
//setTransient(AbstractPainter.class,"antialiasing");
//setTransient(AbstractPainter.class,"renderingHints");
//setPropertyDelegate();
XMLEncoder e = new XMLEncoder(new FileOutputStream(file));
e.setOwner(new PersistenceOwner(baseURL));
//p("owner = " + e.getOwner());
//e.setOwner(compoundPainter);
// serialize the enums
//e.setPersistenceDelegate(AbstractPainter.Antialiasing.class, new TypeSafeEnumPersistenceDelegate());
e.setPersistenceDelegate(AbstractPainter.Interpolation.class, new TypeSafeEnumPersistenceDelegate());
// e.setPersistenceDelegate(AbstractPainter.FractionalMetrics.class, new TypeSafeEnumPersistenceDelegate());
e.setPersistenceDelegate(RectanglePainter.Style.class, new TypeSafeEnumPersistenceDelegate());
e.setPersistenceDelegate(AbstractLayoutPainter.HorizontalAlignment.class, new TypeSafeEnumPersistenceDelegate());
e.setPersistenceDelegate(AbstractLayoutPainter.VerticalAlignment.class, new TypeSafeEnumPersistenceDelegate());
e.setPersistenceDelegate(AbstractPainter.class, new AbstractPainterDelegate());
e.setPersistenceDelegate(ImagePainter.class, new ImagePainterDelegate());
e.setPersistenceDelegate(RenderingHints.class, new RenderingHintsDelegate());
e.setPersistenceDelegate(GradientPaint.class, new GradientPaintDelegate());
e.setPersistenceDelegate(Arc2D.Float.class, new Arc2DDelegate());
e.setPersistenceDelegate(Arc2D.Double.class, new Arc2DDelegate());
e.setPersistenceDelegate(CubicCurve2D.Float.class, new CubicCurve2DDelegate());
e.setPersistenceDelegate(CubicCurve2D.Double.class, new CubicCurve2DDelegate());
e.setPersistenceDelegate(Ellipse2D.Float.class, new Ellipse2DDelegate());
e.setPersistenceDelegate(Ellipse2D.Double.class, new Ellipse2DDelegate());
e.setPersistenceDelegate(Line2D.Float.class, new Line2DDelegate());
e.setPersistenceDelegate(Line2D.Double.class, new Line2DDelegate());
e.setPersistenceDelegate(Point2D.Float.class, new Point2DDelegate());
e.setPersistenceDelegate(Point2D.Double.class, new Point2DDelegate());
e.setPersistenceDelegate(QuadCurve2D.Float.class, new QuadCurve2DDelegate());
e.setPersistenceDelegate(QuadCurve2D.Double.class, new QuadCurve2DDelegate());
e.setPersistenceDelegate(Rectangle2D.Float.class, new Rectangle2DDelegate());
e.setPersistenceDelegate(Rectangle2D.Double.class, new Rectangle2DDelegate());
e.setPersistenceDelegate(RoundRectangle2D.Float.class, new RoundRectangle2DDelegate());
e.setPersistenceDelegate(RoundRectangle2D.Double.class, new RoundRectangle2DDelegate());
e.setPersistenceDelegate(Area.class, new AreaDelegate());
e.setPersistenceDelegate(GeneralPath.class, new GeneralPathDelegate());
e.setPersistenceDelegate(AffineTransform.class, new AffineTransformDelegate());
e.setPersistenceDelegate(RadialGradientPaint.class, new RadialGradientPaintDelegate());
e.setPersistenceDelegate(LinearGradientPaint.class, new LinearGradientPaintDelegate());
e.setPersistenceDelegate(Insets.class, new InsetsDelegate());
e.writeObject(compoundPainter);
e.close();
}
//private static void setPropertyDelegate(Class clazz, String property, )
private static void setTransient(Class clazz, String property) {
try {
BeanInfo info = Introspector.getBeanInfo(clazz);
PropertyDescriptor[] propertyDescriptors =
info.getPropertyDescriptors();
for (int i = 0; i < propertyDescriptors.length; ++i) {
PropertyDescriptor pd = propertyDescriptors[i];
if (pd.getName().equals(property)) {
pd.setValue("transient", Boolean.TRUE);
//u.p(pd.attributeNames());
}
}
} catch (Exception ex) {
//u.p(ex);
}
}
static class TypeSafeEnumPersistenceDelegate extends PersistenceDelegate {
@Override
protected boolean mutatesTo( Object oldInstance, Object newInstance ) {
return oldInstance == newInstance;
}
@Override
protected Expression instantiate( Object oldInstance, Encoder out ) {
Class type = oldInstance.getClass();
if ( !Modifier.isPublic( type.getModifiers() ) )
throw new IllegalArgumentException( "Could not instantiate instance of non-public class: " + oldInstance );
for ( Field field : type.getFields() ) {
int mod = field.getModifiers();
if ( Modifier.isPublic( mod ) && Modifier.isStatic( mod ) && Modifier.isFinal( mod ) && ( type == field.getDeclaringClass() ) ) {
try {
if ( oldInstance == field.get( null ) )
return new Expression( oldInstance, field, "get", new Object[]{null} );
} catch ( IllegalAccessException exception ) {
throw new IllegalArgumentException( "Could not get value of the field: " + field, exception );
}
}
}
throw new IllegalArgumentException( "Could not instantiate value: " + oldInstance );
}
}
public static final class RenderingHintsDelegate extends PersistenceDelegate {
@Override
protected Expression instantiate(Object oldInstance, Encoder out) {
//u.p("rh inst");
// give it a constructor w/ null as the argument
return new Expression(oldInstance, oldInstance.getClass(),
"new", new Object[] { null });
}
@Override
protected void initialize(Class type, Object oldInstance, Object newInstance, Encoder out) {
//u.p("rh init ");
RenderingHints rh = (RenderingHints)oldInstance;
out.writeStatement(new Statement(oldInstance, "put",
new Object[] {RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON}));
//u.p("done");
}
}
public static final class AbstractPainterDelegate extends DefaultPersistenceDelegate {
@Override
protected void initialize(Class type, Object oldInstance,
Object newInstance, Encoder out) {
// p("ap delegate called");
super.initialize(type, oldInstance, newInstance, out);
}
}
public static final class ImagePainterDelegate extends DefaultPersistenceDelegate {
@Override
protected void initialize(Class type, Object oldInstance,
Object newInstance, Encoder out) {
// p("image painter delegate called");
super.initialize(type, oldInstance, newInstance, out);
//p("old instance = " + oldInstance);
//p("owner = " + ((XMLEncoder)out).getOwner());
PersistenceOwner owner = (PersistenceOwner)((XMLEncoder)out).getOwner();
ImagePainter ip = (ImagePainter)oldInstance;
// p("need to convert string: " + ip.getImageString());
// String s = owner.toXMLURL(ip.getImageString());
// p("converted to: " + s);
//out.writeExpression(new Expression(oldInstance,owner,"fromXMLURL",new Object[]{ip.getImageString()}));
//out.writeStatement(new Statement(owner,"fromXMLURL",new Object[]{ip.getImageString()}));
//out.writeStatement(new Statement(oldInstance,"setImageString",new Object[]{
//new Expression(oldInstance,owner,"fromXMLURL",new Object[]{ip.getImageString()})
//}));
out.writeStatement(new Statement(oldInstance,"setResolver",new Object[]{owner}));
// out.writeStatement(new Statement(oldInstance,"setImageString",new Object[]{s}));
}
}
public static void savePainterToImage(JComponent testPanel, CompoundPainter compoundPainter, File file) throws IOException {
BufferedImage img = new BufferedImage(testPanel.getWidth(),testPanel.getHeight(),
BufferedImage.TYPE_INT_ARGB);
Graphics2D g = img.createGraphics();
setBGP(testPanel,compoundPainter);
testPanel.paint(g);
ImageIO.write(img,"png",file);
}
public static void setBGP(JComponent comp, Painter painter) {
if(comp instanceof JXPanel) {
((JXPanel)comp).setBackgroundPainter(painter);
}
if(comp instanceof JXButton) {
((JXButton)comp).setBackgroundPainter(painter);
}
}
public static void setFGP(JComponent comp, Painter painter) {
if(comp instanceof JXLabel) {
((JXLabel)comp).setForegroundPainter(painter);
}
if(comp instanceof JXButton) {
((JXButton)comp).setForegroundPainter(painter);
}
}
public static Painter getFGP(JComponent comp) {
if(comp instanceof JXLabel) {
return ((JXLabel)comp).getForegroundPainter();
}
if(comp instanceof JXButton) {
return ((JXButton)comp).getForegroundPainter();
}
return null;
}
public static Painter getBGP(JComponent comp) {
if(comp instanceof JXPanel) {
return ((JXPanel)comp).getBackgroundPainter();
}
if(comp instanceof JXButton) {
return ((JXButton)comp).getBackgroundPainter();
}
return null;
}
public static class PersistenceOwner {
private URL baseURL;
public PersistenceOwner(URL baseURL) {
this.baseURL = baseURL;
}
public URL getBaseURL() {
return baseURL;
}
public String toXMLURL(String url) {
// p("========");
// p("in toXMLURL()");
// p("base url = " + baseURL);
// p("url to convert = " + url);
//trim off the beginning if the url is relative to the base
if(url.startsWith(baseURL.toString())) {
// p("it's a valid substring!!!!!!!!!!!!");
url = url.substring(baseURL.toString().length());
// p("subsstring = " + url);
}
// p("final url = " + url);
// p("========");
return url;
}
public String fromXMLURL(String url) throws MalformedURLException {
/*p("========");
p("in fromXMLURL()");
p("base url = " + baseURL);
p("url to convert: " + url);*/
String s = new URL(baseURL,url).toString();
// p("returning: " + s);
// p("========");
return s;
}
}
}
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