Discussion :

[sky88]

bonsoir à tous
je veux réaliser comme les courbes qui figurent dans le lien suivant

http://www.java2s.com/Code/Java/Char...ontheright.htm

mais le problème est le code dans ce lien ne correspond pas aux courbes affichées

Merci

[sky88]

voici le code:

Code :

Sélectionner tout - Visualiser dans une fenêtre à part

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import java.awt.Font;   
 
import javax.swing.JPanel;   
 
import org.jfree.chart.ChartPanel;   
import org.jfree.chart.JFreeChart;   
import org.jfree.chart.axis.CategoryAxis;   
import org.jfree.chart.axis.CategoryLabelPositions;   
import org.jfree.chart.axis.NumberAxis;   
import org.jfree.chart.axis.ValueAxis;   
import org.jfree.chart.labels.StandardCategoryToolTipGenerator;   
import org.jfree.chart.plot.CategoryPlot;   
import org.jfree.chart.plot.CombinedRangeCategoryPlot;   
import org.jfree.chart.plot.PlotOrientation;   
import org.jfree.chart.renderer.category.BarRenderer;   
import org.jfree.chart.renderer.category.LineAndShapeRenderer;   
import org.jfree.data.category.CategoryDataset;   
import org.jfree.data.category.DefaultCategoryDataset;   
import org.jfree.ui.ApplicationFrame;   
import org.jfree.ui.RefineryUtilities;   
 
/**  
 * A demo for the {@link CombinedRangeCategoryPlot} class.  
 */   
public class CombinedCategoryPlotDemo2 extends ApplicationFrame {   
 
    /**  
     * Creates a new demo instance.  
     *  
     * @param title  the frame title.  
     */   
    public CombinedCategoryPlotDemo2(String title) {   
 
        super(title);   
        ChartPanel chartPanel = new ChartPanel(createChart());   
        chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));   
        setContentPane(chartPanel);   
 
    }   
 
    /**  
     * Creates a dataset.  
     *  
     * @return A dataset.  
     */   
    public static CategoryDataset createDataset1() {   
 
        DefaultCategoryDataset result = new DefaultCategoryDataset();   
 
        // row keys...   
        String series1 = "First";   
        String series2 = "Second";   
 
        // column keys...   
        String type1 = "Type 1";   
        String type2 = "Type 2";   
        String type3 = "Type 3";   
        String type4 = "Type 4";   
        String type5 = "Type 5";   
        String type6 = "Type 6";   
        String type7 = "Type 7";   
        String type8 = "Type 8";   
 
        result.addValue(1.0, series1, type1);   
        result.addValue(4.0, series1, type2);   
        result.addValue(3.0, series1, type3);   
        result.addValue(5.0, series1, type4);   
        result.addValue(5.0, series1, type5);   
        result.addValue(7.0, series1, type6);   
        result.addValue(7.0, series1, type7);   
        result.addValue(8.0, series1, type8);   
 
        result.addValue(5.0, series2, type1);   
        result.addValue(7.0, series2, type2);   
        result.addValue(6.0, series2, type3);   
        result.addValue(8.0, series2, type4);   
        result.addValue(4.0, series2, type5);   
        result.addValue(4.0, series2, type6);   
        result.addValue(2.0, series2, type7);   
        result.addValue(1.0, series2, type8);   
 
        return result;   
 
    }   
 
    /**  
     * Creates a dataset.  
     *  
     * @return A dataset.  
     */   
    public static CategoryDataset createDataset2() {   
 
        DefaultCategoryDataset result = new DefaultCategoryDataset();   
 
        // row keys...   
        String series1 = "Third";   
        String series2 = "Fourth";   
 
        // column keys...   
        String sector1 = "Sector 1";   
        String sector2 = "Sector 2";   
        String sector3 = "Sector 3";   
        String sector4 = "Sector 4";   
 
        result.addValue(11.0, series1, sector1);   
        result.addValue(14.0, series1, sector2);   
        result.addValue(13.0, series1, sector3);   
        result.addValue(15.0, series1, sector4);   
 
        result.addValue(15.0, series2, sector1);   
        result.addValue(17.0, series2, sector2);   
        result.addValue(16.0, series2, sector3);   
        result.addValue(18.0, series2, sector4);   
 
        return result;   
 
    }   
 
    /**  
     * Creates a chart.  
     *  
     * @return A chart.  
     */   
    private static JFreeChart createChart() {   
 
        CategoryDataset dataset1 = createDataset1();   
        CategoryAxis domainAxis1 = new CategoryAxis("Class 1");   
        domainAxis1.setCategoryLabelPositions(CategoryLabelPositions.UP_45);   
        domainAxis1.setMaximumCategoryLabelWidthRatio(5.0f);   
        LineAndShapeRenderer renderer1 = new LineAndShapeRenderer();   
        renderer1.setBaseToolTipGenerator(   
            new StandardCategoryToolTipGenerator()   
        );   
        CategoryPlot subplot1 = new CategoryPlot(   
            dataset1, domainAxis1, null, renderer1   
        );   
        subplot1.setDomainGridlinesVisible(true);   
 
        CategoryDataset dataset2 = createDataset2();   
        CategoryAxis domainAxis2 = new CategoryAxis("Class 2");   
        domainAxis2.setCategoryLabelPositions(CategoryLabelPositions.UP_45);   
        domainAxis2.setMaximumCategoryLabelWidthRatio(5.0f);   
        BarRenderer renderer2 = new BarRenderer();   
        renderer2.setBaseToolTipGenerator(   
            new StandardCategoryToolTipGenerator()   
        );   
        CategoryPlot subplot2 = new CategoryPlot(   
            dataset2, domainAxis2, null, renderer2   
        );   
        subplot2.setDomainGridlinesVisible(true);   
 
        ValueAxis rangeAxis = new NumberAxis("Value");   
        CombinedRangeCategoryPlot plot    
            = new CombinedRangeCategoryPlot(rangeAxis);   
        plot.add(subplot1, 3);   
        plot.add(subplot2, 2);   
        plot.setOrientation(PlotOrientation.HORIZONTAL);   
 
        JFreeChart result = new JFreeChart(   
            "Combined Range Category Plot Demo",   
            new Font("SansSerif", Font.BOLD, 12),   
            plot,   
            true   
        );   
        return result;   
 
    }   
 
    /**  
     * 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) {   
 
        String title = "Combined Category Plot Demo 2";   
        CombinedCategoryPlotDemo2 demo = new CombinedCategoryPlotDemo2(title);   
        demo.pack();   
        RefineryUtilities.centerFrameOnScreen(demo);   
        demo.setVisible(true);   
 
    }   
 
}