/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2009 Jaspersoft Corporation. All rights reserved.
* http://www.jaspersoft.com
*
* Unless you have purchased a commercial license agreement from Jaspersoft,
* the following license terms apply:
*
* This program is part of JasperReports.
*
* JasperReports is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* JasperReports is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with JasperReports. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.jasperreports.components.barcode4j;
import java.awt.image.BufferedImage;
import java.io.ByteArrayOutputStream;
import net.sf.jasperreports.engine.JRComponentElement;
import net.sf.jasperreports.engine.JRImageRenderer;
import net.sf.jasperreports.engine.JRRenderable;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.util.JRProperties;
import org.krysalis.barcode4j.BarcodeGenerator;
import org.krysalis.barcode4j.output.bitmap.BitmapCanvasProvider;
/**
*
* @author Lucian Chirita (lucianc@users.sourceforge.net)
* @version $Id: BarcodeRasterizedImageProducer.java 3032 2009-08-27 11:32:28Z teodord $
*/
public class BarcodeRasterizedImageProducer implements BarcodeImageProducer
{
public static final String PROPERTY_RESOLUTION =
BarcodeComponent.PROPERTY_PREFIX + "image.resolution";
public static final String PROPERTY_GRAY =
BarcodeComponent.PROPERTY_PREFIX + "image.gray";
public static final String PROPERTY_ANTIALIAS =
BarcodeComponent.PROPERTY_PREFIX + "image.antiAlias";
public JRRenderable createImage(JRComponentElement componentElement,
BarcodeGenerator barcode, String message, int orientation)
{
try
{
ByteArrayOutputStream out = new ByteArrayOutputStream();
int resolution = JRProperties.getIntegerProperty(
componentElement, PROPERTY_RESOLUTION, 300);
boolean gray = JRProperties.getBooleanProperty(
componentElement, PROPERTY_GRAY, true);
boolean antiAlias = JRProperties.getBooleanProperty(
componentElement, PROPERTY_ANTIALIAS, true);
int imageType = gray ? BufferedImage.TYPE_BYTE_GRAY
: BufferedImage.TYPE_BYTE_BINARY;
BitmapCanvasProvider provider = new BitmapCanvasProvider(
out, "image/x-png", resolution, imageType, antiAlias, orientation);
barcode.generateBarcode(provider, message);
provider.finish();
byte[] imageData = out.toByteArray();
return JRImageRenderer.getInstance(imageData);
}
catch (Exception e)
{
throw new JRRuntimeException(e);
}
}
}