/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program 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.
*
* Copyright (c) 2008 - 2009 Pentaho Corporation, . All rights reserved.
*/
package org.pentaho.jfreereport.legacy;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import org.pentaho.reporting.engine.classic.core.event.ReportEvent;
import org.pentaho.reporting.engine.classic.core.function.AbstractFunction;
import org.pentaho.reporting.engine.classic.core.function.FunctionUtilities;
import org.pentaho.reporting.engine.classic.core.function.Expression;
import org.jfree.data.xy.XYSeriesCollection;
import org.jfree.data.xy.XYSeries;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* @deprecated These functions are no longer supported.
*/
public class XYDataSetCollectorFunction extends AbstractFunction
{
private static final Log LOG = LogFactory.getLog(XYDataSetCollectorFunction.class.getName());
private ArrayList seriesNames;
private String domainColumn;
private XYSeriesCollection xyDataset;
private String resetGroup;
private HashMap series;
public XYDataSetCollectorFunction()
{
this.seriesNames = new ArrayList();
series = new HashMap();
xyDataset = new XYSeriesCollection();
}
public void setSeriesName(final int index, final String field)
{
if (seriesNames.size() == index)
{
seriesNames.add(field);
}
else
{
seriesNames.set(index, field);
}
}
public String getSeriesName(final int index)
{
return (String) seriesNames.get(index);
}
public int getSeriesNameCount()
{
return seriesNames.size();
}
public String[] getSeriesName()
{
return (String[]) seriesNames.toArray(new String[seriesNames.size()]);
}
public void setSeriesName(final String[] fields)
{
this.seriesNames.clear();
this.seriesNames.addAll(Arrays.asList(fields));
}
public String getDomainColumn()
{
return domainColumn;
}
public void setDomainColumn(String domainColumn)
{
this.domainColumn = domainColumn;
}
public String getResetGroup()
{
return resetGroup;
}
public void setResetGroup(String resetGroup)
{
this.resetGroup = resetGroup;
}
public Object getValue()
{
return xyDataset;
}
public void groupStarted(ReportEvent event)
{
if (FunctionUtilities.isDefinedGroup(getResetGroup(), event))
{
// reset ...
if (FunctionUtilities.isDefinedPrepareRunLevel(this, event))
{
if (LOG.isDebugEnabled())
{
LOG.debug("XYDataSetCollectorFunction.groupStarted ");//NON-NLS
}
XYSeriesCollection xyDataset = new XYSeriesCollection();
for (int i = 0; i < getSeriesName().length; i++)
{
String s = getSeriesName()[i];
XYSeries series = new XYSeries(s, true, true);
xyDataset.addSeries(series);
this.series.put(s, series);
}
this.xyDataset = xyDataset;
//results.add(categoryDataset);
}
else
{
if (FunctionUtilities.isLayoutLevel(event))
{
// Activate the current group, which was filled in the prepare run.
//currentIndex += 1;
//categoryDataset = results.get(currentIndex);
}
}
}
else
{
// reset ...
if (FunctionUtilities.isDefinedPrepareRunLevel(this, event))
{
if (LOG.isDebugEnabled())
{
LOG.debug("XYDataSetCollectorFunction.groupStarted ");//NON-NLS
}
XYSeriesCollection xyDataset = new XYSeriesCollection();
for (int i = 0; i < getSeriesName().length; i++)
{
String s = getSeriesName()[i];
XYSeries series = new XYSeries(s, true, true);
xyDataset.addSeries(series);
this.series.put(s, series);
}
this.xyDataset = xyDataset;
//results.add(categoryDataset);
}
}
}
public void itemsAdvanced(final ReportEvent event)
{
if (FunctionUtilities.isDefinedPrepareRunLevel(this, event))
{
final Object domainValue = getDataRow().get(getDomainColumn());
if (domainValue == null)
{
return;
}
if (!(domainValue instanceof Number))
{
return;
}
final Number x = (Number) domainValue;
for (int i = 0; i < seriesNames.size(); i++)
{
String sn = (String) seriesNames.get(i);
final Object o = getDataRow().get(sn);
if (o instanceof Number)
{
Number y = (Number) o;
final XYSeries o1 = (XYSeries) series.get(sn);
o1.add(x, y);
}
}
}
}
public Expression getInstance()
{
final XYDataSetCollectorFunction fn = (XYDataSetCollectorFunction) super.getInstance();
fn.xyDataset = null;
fn.series = new HashMap();
return fn;
}
}