/*
* $Id: ExampleAWTViewer.java,v 1.1.2.1 2003/05/28 09:42:18 jeremias Exp $
* ============================================================================
* The Apache Software License, Version 1.1
* ============================================================================
*
* Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modifica-
* tion, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by the Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
*
* 4. The names "FOP" and "Apache Software Foundation" must not be used to
* endorse or promote products derived from this software without prior
* written permission. For written permission, please contact
* apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache", nor may
* "Apache" appear in their name, without prior written permission of the
* Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
* DING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ============================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of the Apache Software Foundation and was originally created by
* James Tauber <jtauber@jtauber.com>. For more information on the Apache
* Software Foundation, please see <http://www.apache.org/>.
*/
package embedding;
//Java
import java.awt.Dimension;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.io.File;
import java.io.IOException;
import java.net.URL;
//JAXP
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerException;
import javax.xml.transform.Source;
import javax.xml.transform.Result;
import javax.xml.transform.stream.StreamSource;
import javax.xml.transform.sax.SAXResult;
//Avalon
import org.apache.avalon.framework.ExceptionUtil;
import org.apache.avalon.framework.logger.ConsoleLogger;
//FOP
import org.apache.fop.apps.Driver;
import org.apache.fop.apps.FOPException;
import org.apache.fop.render.awt.AWTRenderer;
import org.apache.fop.viewer.PreviewDialog;
import org.apache.fop.viewer.SecureResourceBundle;
import org.apache.fop.viewer.Translator;
import org.apache.fop.viewer.UserMessage;
/**
* This class demonstrates the use of the AWT Viewer.
*/
public class ExampleAWTViewer {
public static final String TRANSLATION_PATH =
"/org/apache/fop/viewer/resources/";
protected PreviewDialog createPreviewDialog(
AWTRenderer renderer,
Translator res) {
PreviewDialog frame = new PreviewDialog(renderer, res);
frame.validate();
frame.addWindowListener(new WindowAdapter() {
public void windowClosed(WindowEvent we) {
System.exit(0);
}
});
// center window
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
Dimension frameSize = frame.getSize();
if (frameSize.height > screenSize.height)
frameSize.height = screenSize.height;
if (frameSize.width > screenSize.width)
frameSize.width = screenSize.width;
frame.setLocation((screenSize.width - frameSize.width) / 2,
(screenSize.height - frameSize.height) / 2);
frame.setVisible(true);
return frame;
}
private SecureResourceBundle getResourceBundle(String path) throws IOException {
URL url = getClass().getResource(path);
if (url == null) {
// if the given resource file not found, the english resource uses as default
path = path.substring(0, path.lastIndexOf(".")) + ".en";
url = getClass().getResource(path);
}
return new SecureResourceBundle(url.openStream());
}
public void viewFO(File fo)
throws IOException, FOPException, TransformerException {
//Setup l18n
String language = System.getProperty("user.language");
Translator translator = getResourceBundle(
TRANSLATION_PATH + "resources." + language);
translator.setMissingEmphasized(false);
UserMessage.setTranslator(getResourceBundle(
TRANSLATION_PATH + "messages." + language));
//Setup renderer
AWTRenderer renderer = new AWTRenderer(translator);
//Create preview dialog (target for the AWTRenderer)
PreviewDialog frame = createPreviewDialog(renderer, translator);
renderer.setProgressListener(frame);
renderer.setComponent(frame);
//Setup Driver
Driver driver = new Driver();
driver.setLogger(new ConsoleLogger(ConsoleLogger.LEVEL_INFO));
driver.setRenderer(renderer);
try {
// build FO tree: time
frame.progress(translator.getString("Build FO tree") + " ...");
//Load XSL-FO file (you can also do an XSL transformation here)
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer();
Source src = new StreamSource(fo);
Result res = new SAXResult(driver.getContentHandler());
transformer.transform(src, res);
//Show page
frame.progress(translator.getString("Show"));
frame.showPage();
} catch (Exception e) {
frame.reportException(e);
if (e instanceof FOPException) {
throw (FOPException)e;
}
throw new FOPException(e);
}
}
public static void main(String[] args) {
try {
System.out.println("FOP ExampleAWTViewer\n");
System.out.println("Preparing...");
//Setup directories
File baseDir = new File(".");
File outDir = new File(baseDir, "out");
outDir.mkdirs();
//Setup input and output files
File fofile = new File(baseDir, "xml/fo/helloworld.fo");
System.out.println("Input: XSL-FO (" + fofile + ")");
System.out.println("Output: AWT Viewer");
System.out.println();
System.out.println("Starting AWT Viewer...");
ExampleAWTViewer app = new ExampleAWTViewer();
app.viewFO(fofile);
System.out.println("Success!");
} catch (Exception e) {
System.err.println(ExceptionUtil.printStackTrace(e));
System.exit(-1);
}
}
}