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jfreechart example source code file (SWTMultipleAxisDemo1.java)

This example jfreechart source code file (SWTMultipleAxisDemo1.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - jfreechart tags/keywords

awt, axis, axis, gui, jfreechart, minute, numberaxis, numberaxis, range, range, series, standardxyitemrenderer, swing, xydataset, xydataset, xyitemrenderer, xyplot

The jfreechart SWTMultipleAxisDemo1.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2009, by Object Refinery Limited and Contributors.
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 *
 * This library 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 2.1 of the License, or 
 * (at your option) any later version.
 *
 * This library 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 this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
 * USA.  
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * -------------------------
 * SWTMultipleAxisDemo1.java
 * -------------------------
 * (C) Copyright 2006-2009, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   Henry Proudhon;
 *
 * Changes
 * -------
 * 23-Aug-2006 : New class (HP);
 * 
 */

package org.jfree.experimental.chart.swt.demo;

import java.awt.Color;

import javax.swing.JPanel;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.AxisLocation;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.StandardXYItemRenderer;
import org.jfree.chart.renderer.xy.XYItemRenderer;
import org.jfree.chart.title.TextTitle;
import org.jfree.data.time.Minute;
import org.jfree.data.time.RegularTimePeriod;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.data.xy.XYDataset;
import org.jfree.experimental.chart.swt.ChartComposite;
import org.jfree.ui.RectangleInsets;

/**
 * This demo shows a time series chart that has multiple range axes.
 */
public class SWTMultipleAxisDemo1
{
    /**
     * Creates the demo chart.
     * 
     * @return The chart.
     */
    private static JFreeChart createChart() {

        XYDataset dataset1 = createDataset("Series 1", 100.0, new Minute(), 
                200);
        
        JFreeChart chart = ChartFactory.createTimeSeriesChart(
            "Multiple Axis Demo 3", 
            "Time of Day", 
            "Primary Range Axis",
            dataset1, 
            true, 
            true, 
            false
        );

        chart.setBackgroundPaint(Color.white);
        chart.setBorderVisible(true);
        chart.setBorderPaint(Color.BLACK);
        TextTitle subtitle = new TextTitle("Four datasets and four range axes.");  
        chart.addSubtitle(subtitle);
        XYPlot plot = (XYPlot) chart.getPlot();
        plot.setOrientation(PlotOrientation.VERTICAL);
        plot.setBackgroundPaint(Color.lightGray);
        plot.setDomainGridlinePaint(Color.white);
        plot.setRangeGridlinePaint(Color.white);
        
        plot.setAxisOffset(new RectangleInsets(5.0, 5.0, 5.0, 5.0));
        plot.getRangeAxis().setFixedDimension(15.0);
        XYItemRenderer renderer = plot.getRenderer();
        renderer.setSeriesPaint(0, Color.black);
       
        // AXIS 2
        NumberAxis axis2 = new NumberAxis("Range Axis 2");
        axis2.setFixedDimension(10.0);
        axis2.setAutoRangeIncludesZero(false);
        axis2.setLabelPaint(Color.red);
        axis2.setTickLabelPaint(Color.red);
        plot.setRangeAxis(1, axis2);
        plot.setRangeAxisLocation(1, AxisLocation.BOTTOM_OR_LEFT);

        XYDataset dataset2 = createDataset("Series 2", 1000.0, new Minute(), 
                170);
        plot.setDataset(1, dataset2);
        plot.mapDatasetToRangeAxis(1, 1);
        XYItemRenderer renderer2 = new StandardXYItemRenderer();
        renderer2.setSeriesPaint(0, Color.red);
        plot.setRenderer(1, renderer2);
        
        // AXIS 3
        NumberAxis axis3 = new NumberAxis("Range Axis 3");
        axis3.setLabelPaint(Color.blue);
        axis3.setTickLabelPaint(Color.blue);
        //axis3.setPositiveArrowVisible(true);
        plot.setRangeAxis(2, axis3);

        XYDataset dataset3 = createDataset("Series 3", 10000.0, new Minute(), 
                170);
        plot.setDataset(2, dataset3);
        plot.mapDatasetToRangeAxis(2, 2);
        XYItemRenderer renderer3 = new StandardXYItemRenderer();
        renderer3.setSeriesPaint(0, Color.blue);
        plot.setRenderer(2, renderer3);

        // AXIS 4        
        NumberAxis axis4 = new NumberAxis("Range Axis 4");
        axis4.setLabelPaint(Color.green);
        axis4.setTickLabelPaint(Color.green);
        plot.setRangeAxis(3, axis4);
        
        XYDataset dataset4 = createDataset("Series 4", 25.0, new Minute(), 200);
        plot.setDataset(3, dataset4);
        plot.mapDatasetToRangeAxis(3, 3);
        
        XYItemRenderer renderer4 = new StandardXYItemRenderer();
        renderer4.setSeriesPaint(0, Color.green);        
        plot.setRenderer(3, renderer4);
                
        return chart;
    }
    
    /**
     * Creates a sample dataset.
     * 
     * @param name  the dataset name.
     * @param base  the starting value.
     * @param start  the starting period.
     * @param count  the number of values to generate.
     *
     * @return The dataset.
     */
    private static XYDataset createDataset(String name, double base, 
                                           RegularTimePeriod start, int count) {

        TimeSeries series = new TimeSeries(name);
        RegularTimePeriod period = start;
        double value = base;
        for (int i = 0; i < count; i++) {
            series.add(period, value);    
            period = period.next();
            value = value * (1 + (Math.random() - 0.495) / 10.0);
        }

        TimeSeriesCollection dataset = new TimeSeriesCollection();
        dataset.addSeries(series);

        return dataset;

    }

    /**
     * Creates a panel for the demo (used by SuperDemo.java).
     * 
     * @return A panel.
     */
    public static JPanel createDemoPanel() {
        JFreeChart chart = createChart();
        return new ChartPanel(chart);
    }
    
    /**
     * Starting point for the demonstration application.
     *
     * @param args  ignored.
     */
    public static void main(String[] args) 
    {
        final JFreeChart chart = createChart();
        final Display display = new Display();
        Shell shell = new Shell(display);
        shell.setSize(600, 300);
        shell.setLayout(new FillLayout());
        shell.setText("Test for jfreechart running with SWT");
        ChartComposite frame = new ChartComposite(shell, SWT.NONE, chart, true);
        frame.setDisplayToolTips(false);
        frame.setHorizontalAxisTrace(true);
        frame.setVerticalAxisTrace(true);
        shell.open();
        while (!shell.isDisposed()) {
            if (!display.readAndDispatch())
                display.sleep();
        }
    }

}

Other jfreechart examples (source code examples)

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