/*
* 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.charts.fill;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.sf.jasperreports.charts.JRXyDataset;
import net.sf.jasperreports.charts.JRXySeries;
import net.sf.jasperreports.charts.util.XYDatasetLabelGenerator;
import net.sf.jasperreports.engine.JRChartDataset;
import net.sf.jasperreports.engine.JRExpressionCollector;
import net.sf.jasperreports.engine.design.JRVerifier;
import net.sf.jasperreports.engine.fill.JRCalculator;
import net.sf.jasperreports.engine.fill.JRExpressionEvalException;
import net.sf.jasperreports.engine.fill.JRFillChartDataset;
import net.sf.jasperreports.engine.fill.JRFillObjectFactory;
import net.sf.jasperreports.engine.util.Pair;
import org.jfree.data.general.Dataset;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;
/**
* @author Teodor Danciu (teodord@users.sourceforge.net)
* @version $Id: JRFillXyDataset.java 3938 2010-08-19 14:59:36Z teodord $
*/
public class JRFillXyDataset extends JRFillChartDataset implements JRXyDataset
{
/**
*
*/
protected JRFillXySeries[] xySeries;
private List seriesNames;
private Map seriesMap;
private Map labelsMap;
private Map itemHyperlinks;
/**
*
*/
public JRFillXyDataset(
JRXyDataset xyDataset,
JRFillObjectFactory factory
)
{
super(xyDataset, factory);
/* */
JRXySeries[] srcXySeries = xyDataset.getSeries();
if (srcXySeries != null && srcXySeries.length > 0)
{
xySeries = new JRFillXySeries[srcXySeries.length];
for(int i = 0; i < xySeries.length; i++)
{
xySeries[i] = (JRFillXySeries)factory.getXySeries(srcXySeries[i]);
}
}
}
/**
*
*/
public JRXySeries[] getSeries()
{
return xySeries;
}
/**
*
*/
protected void customInitialize()
{
seriesNames = null;
seriesMap = null;
labelsMap = null;
itemHyperlinks = null;
}
/**
*
*/
protected void customEvaluate(JRCalculator calculator) throws JRExpressionEvalException
{
if (xySeries != null && xySeries.length > 0)
{
for(int i = 0; i < xySeries.length; i++)
{
xySeries[i].evaluate(calculator);
}
}
}
/**
*
*/
protected void customIncrement()
{
if (xySeries != null && xySeries.length > 0)
{
if (seriesNames == null)
{
seriesNames = new ArrayList();
seriesMap = new HashMap();
labelsMap = new HashMap();
itemHyperlinks = new HashMap();
}
for(int i = 0; i < xySeries.length; i++)
{
JRFillXySeries crtXySeries = xySeries[i];
Comparable seriesName = crtXySeries.getSeries();
XYSeries xySrs = (XYSeries)seriesMap.get(seriesName);
if (xySrs == null)
{
xySrs = new XYSeries(seriesName);
seriesNames.add(seriesName);
seriesMap.put(seriesName, xySrs);
}
xySrs.addOrUpdate(
crtXySeries.getXValue(),
crtXySeries.getYValue()
);
if (crtXySeries.getLabelExpression() != null)
{
Map seriesLabels = (Map)labelsMap.get(seriesName);
if (seriesLabels == null)
{
seriesLabels = new HashMap();
labelsMap.put(seriesName, seriesLabels);
}
seriesLabels.put(crtXySeries.getXValue(), crtXySeries.getLabel());
}
if (crtXySeries.hasItemHyperlinks())
{
Map seriesLinks = (Map) itemHyperlinks.get(seriesName);
if (seriesLinks == null)
{
seriesLinks = new HashMap();
itemHyperlinks.put(seriesName, seriesLinks);
}
Pair xyKey = new Pair(crtXySeries.getXValue(), crtXySeries.getYValue());
seriesLinks.put(xyKey, crtXySeries.getPrintItemHyperlink());
}
}
}
}
/**
*
*/
public Dataset getCustomDataset()
{
XYSeriesCollection dataset = new XYSeriesCollection();
if (seriesNames != null)
{
for(int i = 0; i < seriesNames.size(); i++)
{
Comparable seriesName = (Comparable)seriesNames.get(i);
dataset.addSeries((XYSeries)seriesMap.get(seriesName));
}
}
return dataset;
}
/**
*
*/
public byte getDatasetType() {
return JRChartDataset.XY_DATASET;
}
/**
*
*/
public Object getLabelGenerator(){
return new XYDatasetLabelGenerator(labelsMap);
}
/**
*
*/
public void collectExpressions(JRExpressionCollector collector)
{
collector.collect(this);
}
public Map getItemHyperlinks()
{
return itemHyperlinks;
}
public boolean hasItemHyperlinks()
{
boolean foundLinks = false;
if (xySeries != null && xySeries.length > 0)
{
for (int i = 0; i < xySeries.length && !foundLinks; i++)
{
JRFillXySeries serie = xySeries[i];
foundLinks = serie.hasItemHyperlinks();
}
}
return foundLinks;
}
public void validate(JRVerifier verifier)
{
verifier.verify(this);
}
}