overlaidxyplotdemo2.java

Web图形化的Java库

/* ======================================
 * JFreeChart : a free Java chart library
 * ======================================
 *
 * Project Info:  http://www.jfree.org/jfreechart/index.html
 * Project Lead:  David Gilbert ([e-mail]);
 *
 * (C) Copyright 2000-2003, by Object Refinery Limited and Contributors.
 *
 * 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., 59 Temple Place, Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * ------------------------
 * OverlaidXYPlotDemo2.java
 * ------------------------
 * (C) Copyright 2003, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited).
 * Contributor(s):   -;
 *
 * $Id: OverlaidXYPlotDemo2.java,v 1.6 2003/09/11 07:23:15 mungady Exp $
 *
 * Changes
 * -------
 * 03-Jul-2003 : Version 1 (DG);
 *
 */

package org.jfree.chart.demo;

import java.awt.Font;

import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.annotations.XYTextAnnotation;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.axis.ValueAxis;
import org.jfree.chart.labels.TimeSeriesToolTipGenerator;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.StandardXYItemRenderer;
import org.jfree.chart.renderer.XYBarRenderer;
import org.jfree.chart.renderer.XYItemRenderer;
import org.jfree.data.IntervalXYDataset;
import org.jfree.data.XYDataset;
import org.jfree.data.time.Day;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.date.SerialDate;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;

/**
 * A demonstration application showing an overlaid XY plot with dual range axes.
 *
 * @author David Gilbert
 */
public class OverlaidXYPlotDemo2 extends ApplicationFrame {

    /**
     * Constructs a new demonstration application.
     *
     * @param title  the frame title.
     */
    public OverlaidXYPlotDemo2(String title) {

        super(title);
        JFreeChart chart = createOverlaidChart();
        ChartPanel panel = new ChartPanel(chart, true, true, true, true, true);
        panel.setPreferredSize(new java.awt.Dimension(500, 270));
        setContentPane(panel);

    }

    /**
     * Creates an overlaid chart.
     *
     * @return The chart.
     */
    private JFreeChart createOverlaidChart() {

        DateAxis domainAxis = new DateAxis("Date");
        ValueAxis rangeAxis = new NumberAxis("Value");

        // create plot...
        IntervalXYDataset data1 = createDataset1();
        XYItemRenderer renderer1 = new XYBarRenderer(0.20);
        renderer1.setToolTipGenerator(new TimeSeriesToolTipGenerator("d-MMM-yyyy", "0.00"));
        XYPlot plot = new XYPlot(data1, domainAxis, rangeAxis, renderer1);
        double x = (double) new Day(9, SerialDate.MARCH, 2002).getMiddleMillisecond();
        XYTextAnnotation annotation = new XYTextAnnotation("Hello!", x, 10000.0);
        annotation.setFont(new Font("SansSerif", Font.PLAIN, 9));
        plot.addAnnotation(annotation);

        ValueAxis rangeAxis2 = new NumberAxis("Value 2");
        plot.setSecondaryRangeAxis(0, rangeAxis2);

        // create subplot 2...
        XYDataset data2A = createDataset2A();
        XYItemRenderer renderer2A = new StandardXYItemRenderer();
        renderer2A.setToolTipGenerator(new TimeSeriesToolTipGenerator("d-MMM-yyyy", "0.00"));
        plot.setSecondaryDataset(0, data2A);
        plot.setSecondaryRenderer(0, renderer2A);
        
        XYDataset data2B = createDataset2B();
        plot.setSecondaryDataset(1, data2B);
        plot.setSecondaryRenderer(1, new StandardXYItemRenderer());
        plot.mapSecondaryDatasetToRangeAxis(1, new Integer(0));

        plot.setOrientation(PlotOrientation.VERTICAL);
        
        // return a new chart containing the overlaid plot...
        return new JFreeChart("Overlaid Plot Example", JFreeChart.DEFAULT_TITLE_FONT, plot, true);

    }

    /**
     * Creates a sample dataset.
     *
     * @return The dataset.
     */
    private IntervalXYDataset createDataset1() {

        // create dataset 1...
        TimeSeries series1 = new TimeSeries("Series 1", Day.class);
        series1.add(new Day(1, SerialDate.MARCH, 2002), 12353.3);
        series1.add(new Day(2, SerialDate.MARCH, 2002), 13734.4);
        series1.add(new Day(3, SerialDate.MARCH, 2002), 14525.3);
        series1.add(new Day(4, SerialDate.MARCH, 2002), 13984.3);
        series1.add(new Day(5, SerialDate.MARCH, 2002), 12999.4);
        series1.add(new Day(6, SerialDate.MARCH, 2002), 14274.3);
        series1.add(new Day(7, SerialDate.MARCH, 2002), 15943.5);
        series1.add(new Day(8, SerialDate.MARCH, 2002), 14845.3);
        series1.add(new Day(9, SerialDate.MARCH, 2002), 14645.4);
        series1.add(new Day(10, SerialDate.MARCH, 2002), 16234.6);
        series1.add(new Day(11, SerialDate.MARCH, 2002), 17232.3);
        series1.add(new Day(12, SerialDate.MARCH, 2002), 14232.2);
        series1.add(new Day(13, SerialDate.MARCH, 2002), 13102.2);
        series1.add(new Day(14, SerialDate.MARCH, 2002), 14230.2);
        series1.add(new Day(15, SerialDate.MARCH, 2002), 11235.2);

        return new TimeSeriesCollection(series1);

    }

    /**
     * Creates a sample dataset.
     *
     * @return The dataset.
     */
    private XYDataset createDataset2A() {

        // create dataset 2...
        TimeSeries series2 = new TimeSeries("Series 2", Day.class);

        series2.add(new Day(3, SerialDate.MARCH, 2002), 16853.2);
        series2.add(new Day(4, SerialDate.MARCH, 2002), 19642.3);
        series2.add(new Day(5, SerialDate.MARCH, 2002), 18253.5);
        series2.add(new Day(6, SerialDate.MARCH, 2002), 15352.3);
        series2.add(new Day(7, SerialDate.MARCH, 2002), 13532.0);
        series2.add(new Day(8, SerialDate.MARCH, 2002), 12635.3);
        series2.add(new Day(9, SerialDate.MARCH, 2002), 13998.2);
        series2.add(new Day(10, SerialDate.MARCH, 2002), 11943.2);
        series2.add(new Day(11, SerialDate.MARCH, 2002), 16943.9);
        series2.add(new Day(12, SerialDate.MARCH, 2002), 17843.2);
        series2.add(new Day(13, SerialDate.MARCH, 2002), 16495.3);
        series2.add(new Day(14, SerialDate.MARCH, 2002), 17943.6);
        series2.add(new Day(15, SerialDate.MARCH, 2002), 18500.7);
        series2.add(new Day(16, SerialDate.MARCH, 2002), 19595.9);

        TimeSeriesCollection tsc = new TimeSeriesCollection(series2);
        return tsc;

    }

    /**
     * Creates a sample dataset.
     *
     * @return The dataset.
     */
    private XYDataset createDataset2B() {

        // create dataset 2...
        TimeSeries series2 = new TimeSeries("Series 2B", Day.class);

        series2.add(new Day(3, SerialDate.MARCH, 2002), 43.9);
        series2.add(new Day(4, SerialDate.MARCH, 2002), 72.6);
        series2.add(new Day(5, SerialDate.MARCH, 2002), 89.4);
        series2.add(new Day(6, SerialDate.MARCH, 2002), 23.8);
        series2.add(new Day(7, SerialDate.MARCH, 2002), 45.0);
        series2.add(new Day(8, SerialDate.MARCH, 2002), 65.8);
        series2.add(new Day(9, SerialDate.MARCH, 2002), 92.1);
        series2.add(new Day(10, SerialDate.MARCH, 2002), 84.7);
        series2.add(new Day(11, SerialDate.MARCH, 2002), 77.2);
        series2.add(new Day(12, SerialDate.MARCH, 2002), 65.1);
        series2.add(new Day(13, SerialDate.MARCH, 2002), 78.5);
        series2.add(new Day(14, SerialDate.MARCH, 2002), 75.3);
        series2.add(new Day(15, SerialDate.MARCH, 2002), 69.9);
        series2.add(new Day(20, SerialDate.MARCH, 2002), 56.6);

        TimeSeriesCollection tsc = new TimeSeriesCollection(series2);
        return tsc;

    }

    /**
     * Starting point for the demonstration application.
     *
     * @param args  ignored.
     */
    public static void main(String[] args) {

        OverlaidXYPlotDemo2 demo = new OverlaidXYPlotDemo2("Overlaid XYPlot Demo");
        demo.pack();
        RefineryUtilities.centerFrameOnScreen(demo);
        demo.setVisible(true);

    }

}