net.sf.jasperreports.engine.convert.ChartConverter Maven / Gradle / Ivy
/*
* JasperReports - Free Java Reporting Library.
* Copyright (C) 2001 - 2019 TIBCO Software Inc. 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 .
*/
/*
* Contributors:
* Eugene D - [email protected]
* Adrian Jackson - [email protected]
* David Taylor - [email protected]
* Lars Kristensen - [email protected]
*/
package net.sf.jasperreports.engine.convert;
import java.awt.geom.Rectangle2D;
import org.jfree.chart.JFreeChart;
import net.sf.jasperreports.charts.ChartContext;
import net.sf.jasperreports.charts.ChartTheme;
import net.sf.jasperreports.charts.util.ChartUtil;
import net.sf.jasperreports.engine.JRChart;
import net.sf.jasperreports.engine.JRElement;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRPrintElement;
import net.sf.jasperreports.engine.JRPropertiesUtil;
import net.sf.jasperreports.engine.JRRuntimeException;
import net.sf.jasperreports.engine.base.JRBasePrintImage;
import net.sf.jasperreports.engine.type.OnErrorTypeEnum;
import net.sf.jasperreports.engine.type.RotationEnum;
import net.sf.jasperreports.engine.type.ScaleImageEnum;
import net.sf.jasperreports.engine.util.JRExpressionUtil;
import net.sf.jasperreports.renderers.Renderable;
/**
* @author Teodor Danciu ([email protected])
*/
public final class ChartConverter extends ElementConverter
{
/**
*
*/
private final static ChartConverter INSTANCE = new ChartConverter();
/**
*
*/
private ChartConverter()
{
}
/**
*
*/
public static ChartConverter getInstance()
{
return INSTANCE;
}
@Override
public JRPrintElement convert(ReportConverter reportConverter, JRElement element)
{
JRBasePrintImage printImage = new JRBasePrintImage(reportConverter.getDefaultStyleProvider());
JRChart chart = (JRChart)element;
copyElement(reportConverter, chart, printImage);
printImage.copyBox(chart.getLineBox());
printImage.setAnchorName(JRExpressionUtil.getExpressionText(chart.getAnchorNameExpression()));
printImage.setBookmarkLevel(chart.getBookmarkLevel());
printImage.setLinkType(chart.getLinkType());
printImage.setOnErrorType(OnErrorTypeEnum.ICON);
printImage.setRenderer(getRenderer(reportConverter, chart));
printImage.setScaleImage(ScaleImageEnum.CLIP);
printImage.setRotation(RotationEnum.NONE);
return printImage;
}
/**
*
*/
private Renderable getRenderer(ReportConverter reportConverter, JRChart chart)
{
String renderType = chart.getRenderType();//FIXMETHEME try reuse this sequence
if(renderType == null)
{
renderType = JRPropertiesUtil.getInstance(reportConverter.getJasperReportsContext()).getProperty(reportConverter.getReport(), JRChart.PROPERTY_CHART_RENDER_TYPE);
}
String themeName = chart.getTheme();
if(themeName == null)
{
themeName = JRPropertiesUtil.getInstance(reportConverter.getJasperReportsContext()).getProperty(reportConverter.getReport(), JRChart.PROPERTY_CHART_THEME);
}
ChartTheme theme = ChartUtil.getInstance(reportConverter.getJasperReportsContext()).getTheme(themeName);
ChartContext chartContext = new ConvertChartContext(reportConverter, chart);
JFreeChart jfreeChart = null;
try
{
jfreeChart = theme.createChart(chartContext);
}
catch (JRException e)
{
throw new JRRuntimeException(e);
}
Rectangle2D rectangle = new Rectangle2D.Double(0, 0, chart.getWidth(), chart.getHeight());
return
ChartUtil.getInstance(reportConverter.getJasperReportsContext()).getChartRenderableFactory(renderType).getRenderable(
reportConverter.getJasperReportsContext(),
jfreeChart,
null,
rectangle
);
}
}