edu.ucla.stat.SOCR.chart.demo.LineChartDemo1b.java Source code

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Here is the source code for edu.ucla.stat.SOCR.chart.demo.LineChartDemo1b.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.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.LineAndShapeRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;

import edu.ucla.stat.SOCR.chart.SuperCategoryChart_vertical;
import edu.ucla.stat.SOCR.chart.gui.SOCRCategorySeriesLabelGenerator;

/**
 * A simple demonstration application showing how to create a line chart using 
 * data from a {@link CategoryDataset}.
 */
public class LineChartDemo1b extends SuperCategoryChart_vertical implements PropertyChangeListener {

    public void init() {
        turnLegendPanelOn();
        super.init();
        depMax = 1; // max number of dependent var
        indMax = 100; // max number of independent var

    }

    /**
     * Creates a sample dataset.
     * 
     * @return The dataset.
     */
    protected CategoryDataset createDataset(boolean isDemo) {
        if (isDemo) {
            DefaultCategoryDataset dataset = new DefaultCategoryDataset();
            dataset.addValue(212, "Case1", "0");
            dataset.addValue(504, "Case1", "1");
            dataset.addValue(1520, "Case1", "2");
            dataset.addValue(1842, "Case1", "3");
            dataset.addValue(2991, "Case1", "4");
            dataset.addValue(112, "Case2", "0");
            dataset.addValue(404, "Case2", "1");
            dataset.addValue(1620, "Case2", "2");
            dataset.addValue(1742, "Case2", "3");
            dataset.addValue(2091, "Case2", "4");
            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());

        // customise the renderer...
        LineAndShapeRenderer renderer = (LineAndShapeRenderer) plot.getRenderer();
        renderer.setBaseShapesVisible(true);
        renderer.setDrawOutlines(true);
        renderer.setUseFillPaint(true);
        renderer.setBaseFillPaint(Color.white);
        renderer.setLegendItemLabelGenerator(new SOCRCategorySeriesLabelGenerator());

        setCategorySummary(dataset);
        return chart;
    }

}