/*
* 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) 2001 - 2009 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.demo.elements.sparklines;
import java.net.URL;
import java.util.Random;
import javax.swing.JComponent;
import javax.swing.table.DefaultTableModel;
import org.pentaho.reporting.engine.classic.core.MasterReport;
import org.pentaho.reporting.engine.classic.core.TableDataFactory;
import org.pentaho.reporting.engine.classic.demo.util.AbstractXmlDemoHandler;
import org.pentaho.reporting.engine.classic.demo.util.ReportDefinitionException;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
/**
* This demo shows different usages of Sparkline module available in pentaho reporting extension project.
*
* @author Cedric Pronzato
*/
public class SparklineXMLDemo extends AbstractXmlDemoHandler
{
private DefaultTableModel data;
private final Random random;
public SparklineXMLDemo()
{
random = new Random();
data = createData();
}
/**
* Creates data of sales per months.
*
* @return The tabular report data.
*/
private DefaultTableModel createData()
{
final String[] columnNames = {"January", "February", "March", "April", "May", "June", "July", "August",
"September", "October", "November", "December"};
final DefaultTableModel data = new DefaultTableModel(columnNames, 10);
for (int r = 0; r < 10; r++)
{
for (int i = 0; i < 12 && r < 10; i++)
{
final Integer value = new Integer(random.nextInt(30));
data.setValueAt(value, r, i);
}
}
return data;
}
/**
* Returns the display name of the demo.
*
* @return the name.
*/
public String getDemoName()
{
return "Sparkline bar-graph demo (Simple-XML)";
}
/**
* Creates the report. For XML reports, this will most likely call the ReportGenerator, while API reports may use this
* function to build and return a new, fully initialized report object.
*
* @return the fully initialized JFreeReport object.
* @throws org.pentaho.reporting.engine.classic.demo.util.ReportDefinitionException
* if an error occured preventing the report definition.
*/
public MasterReport createReport() throws ReportDefinitionException
{
final MasterReport report = parseReport();
report.setDataFactory(new TableDataFactory
("default", data));
return report;
}
/**
* Returns the URL of the HTML document describing this demo.
*
* @return the demo description.
*/
public URL getDemoDescriptionSource()
{
return ObjectUtilities.getResourceRelative
("sparkline-simple.html", SparklineXMLDemo.class);
}
/**
* Returns the presentation component for this demo. This component is shown before the real report generation is
* started. Ususally it contains a JTable with the demo data and/or input components, which allow to configure the
* report.
*
* @return the presentation component, never null.
*/
public JComponent getPresentationComponent()
{
return createDefaultTable(data);
}
/**
* Returns the URL of the XML definition for this report.
*
* @return the URL of the report definition.
*/
public URL getReportDefinitionSource()
{
return ObjectUtilities.getResourceRelative
("sparkline-simple.xml", SparklineXMLDemo.class);
}
}