edu.ucla.stat.SOCR.chart.demo.StatisticalBarChartDemo1.java Source code

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Here is the source code for edu.ucla.stat.SOCR.chart.demo.StatisticalBarChartDemo1.java

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package edu.ucla.stat.SOCR.chart.demo;

import java.awt.Color;
import java.beans.PropertyChangeListener;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.StatisticalBarRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.statistics.DefaultStatisticalCategoryDataset;

import edu.ucla.stat.SOCR.chart.ChartGenerator_JTable;
import edu.ucla.stat.SOCR.chart.SuperCategoryChart_Stat;

/**
 * A simple demonstration application showing how to create a "statistical" 
 * bar chart using data from a {@link CategoryDataset}.
 */
public class StatisticalBarChartDemo1 extends SuperCategoryChart_Stat implements PropertyChangeListener {

    public void doTest() {
        JFreeChart chart;
        ChartGenerator_JTable chartMaker = new ChartGenerator_JTable();

        resetChart();
        showMessageDialog(chartTitle + " doTest get called!");

        int no_series = dataTable.getRowCount() - 1;
        int no_category = dataTable.getColumnCount() - 2;
        int[][] pairs = new int[no_category][2];
        for (int i = 0; i < no_category; i++) {
            pairs[i][0] = i + 1; //column i store category i
            pairs[i][1] = 0; //column 0 stores series name
        }
        chart = chartMaker.getCategoryChart("BarStat", chartTitle, "Type", "value", dataTable, no_category, pairs,
                "");
        chartPanel = new ChartPanel(chart, false);

        setChart();
    }

    /**
     * Creates a sample dataset.
     * 
     * @return The dataset.
     */
    protected CategoryDataset createDataset(boolean isDemo) {
        if (isDemo) {
            DefaultStatisticalCategoryDataset dataset = new DefaultStatisticalCategoryDataset();
            dataset.add(10.0, 2.4, "Series 1", "C1(Mean,StdDev)");
            dataset.add(15.0, 4.4, "Series 1", "C2(Mean,StdDev)");
            dataset.add(13.0, 2.1, "Series 1", "C3(Mean,StdDev)");
            dataset.add(7.0, 1.3, "Series 1", "C4(Mean,StdDev)");
            dataset.add(22.0, 2.4, "Series 2", "C1(Mean,StdDev)");
            dataset.add(18.0, 4.4, "Series 2", "C2(Mean,StdDev)");
            dataset.add(28.0, 2.1, "Series 2", "C3(Mean,StdDev)");
            dataset.add(17.0, 1.3, "Series 2", "C4(Mean,StdDev)");
            return dataset;
        } else
            return super.createDataset(false);

    }

    /**
     * Creates a sample chart.
     * 
     * @param dataset  a dataset.
     * 
     * @return The chart.
     */
    protected JFreeChart createChart(CategoryDataset dataset) {

        // create the chart...
        JFreeChart chart = ChartFactory.createLineChart(chartTitle, // chart title
                domainLabel, // domain axis label
                rangeLabel, // range axis label
                dataset, // data
                PlotOrientation.VERTICAL, // orientation
                !legendPanelOn, // include legend
                true, // tooltips
                false // urls
        );

        chart.setBackgroundPaint(Color.white);

        CategoryPlot plot = (CategoryPlot) chart.getPlot();
        plot.setBackgroundPaint(Color.lightGray);
        plot.setRangeGridlinePaint(Color.white);

        // customise the range axis...
        NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
        rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        rangeAxis.setAutoRangeIncludesZero(true);

        // customise the renderer...
        StatisticalBarRenderer renderer = new StatisticalBarRenderer();
        renderer.setErrorIndicatorPaint(Color.black);
        //   renderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator());
        plot.setRenderer(renderer);

        // OPTIONAL CUSTOMISATION COMPLETED.
        return chart;
    }

}