net.sf.jasperreports.engine.convert.ElementIconConverter Maven / Gradle / Ivy
/*
* ============================================================================
* GNU Lesser General Public License
* ============================================================================
*
* JasperReports - Free Java report-generating library.
* Copyright (C) 2001-2006 JasperSoft Corporation http://www.jaspersoft.com
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* JasperSoft Corporation
* 303 Second Street, Suite 450 North
* San Francisco, CA 94107
* http://www.jaspersoft.com
*/
/*
* Contributors:
* Eugene D - [email protected]
* Adrian Jackson - [email protected]
* David Taylor - [email protected]
* Lars Kristensen - [email protected]
*/
package net.sf.jasperreports.engine.convert;
import net.sf.jasperreports.engine.JRElement;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRImage;
import net.sf.jasperreports.engine.JRImageRenderer;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRRenderable;
import net.sf.jasperreports.engine.base.JRBasePrintImage;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Base converter that generates a static preview icon for the element.
*
* @author Lucian Chirita ([email protected])
* @version $Id: ElementIconConverter.java 2329 2008-08-29 16:38:35Z lucianc $
*/
public class ElementIconConverter extends ElementConverter
{
private static final Log log = LogFactory.getLog(ElementIconConverter.class);
private final String iconLocation;
public ElementIconConverter(String iconLocation)
{
this.iconLocation = iconLocation;
}
public JRPrintElement convert(ReportConverter reportConverter, JRElement element)
{
JRBasePrintImage printImage = new JRBasePrintImage(
reportConverter.getDefaultStyleProvider());
copyElement(reportConverter, element, printImage);
printImage.getLineBox().setPadding(3);
printImage.setScaleImage(JRImage.SCALE_IMAGE_CLIP);
printImage.setRenderer(getRenderer());
return printImage;
}
protected JRRenderable getRenderer()
{
try
{
return JRImageRenderer.getInstance(
iconLocation,
JRImage.ON_ERROR_TYPE_ERROR);
}
catch (JRException e)
{
log.warn("Error creating component design preview icon", e);
return null;
}
}
}