net.sf.jasperreports.samples.jfreechart.JFreeChartScriptlet.java Source code

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Here is the source code for net.sf.jasperreports.samples.jfreechart.JFreeChartScriptlet.java

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/*
 * JasperReports - Free Java Reporting Library.
 * Copyright (C) 2001 - 2014 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 <http://www.gnu.org/licenses/>.
 */

/*
 * Contributors:
 * David Gilbert - david.gilbert@object-refinery.com
 */
package net.sf.jasperreports.samples.jfreechart;

import net.sf.jasperreports.engine.JRDefaultScriptlet;
import net.sf.jasperreports.engine.JRScriptletException;
import net.sf.jasperreports.renderers.JCommonDrawableRenderer;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.PiePlot3D;
import org.jfree.data.general.DefaultPieDataset;
import org.jfree.util.Rotation;

/**
 * @author Teodor Danciu (teodord@users.sourceforge.net)
 */
public class JFreeChartScriptlet extends JRDefaultScriptlet {

    /**
     *
     */
    public void afterReportInit() throws JRScriptletException {
        DefaultPieDataset dataset = new DefaultPieDataset();
        dataset.setValue("Java", new Double(43.2));
        dataset.setValue("Visual Basic", new Double(10.0));
        dataset.setValue("C/C++", new Double(17.5));
        dataset.setValue("PHP", new Double(32.5));
        dataset.setValue("Perl", new Double(1.0));

        JFreeChart chart = ChartFactory.createPieChart3D("Pie Chart 3D Demo 1", dataset, true, true, false);

        PiePlot3D plot = (PiePlot3D) chart.getPlot();
        plot.setStartAngle(290);
        plot.setDirection(Rotation.CLOCKWISE);
        plot.setForegroundAlpha(0.5f);
        plot.setNoDataMessage("No data to display");

        /*   */
        this.setVariableValue("Chart", new JCommonDrawableRenderer(chart));
    }

}