Bueno amigos, aca les envio otra grafica muy interesante, es muy practica para cualquier informe que se quiera presentar.


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package ejemplos;

import java.awt.Color;
import java.awt.Dimension;
import java.awt.GradientPaint;
import org.jfree.chart.ChartFactory;
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.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.renderer.category.BarRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RefineryUtilities;

public class BarChartDemo1 extends ApplicationFrame
{
public BarChartDemo1(String title)
{
super(title);
CategoryDataset dataset = createDataset();
JFreeChart chart = createChart(dataset);
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setFillZoomRectangle(true);
chartPanel.setMouseWheelEnabled(true);
chartPanel.setPreferredSize(new Dimension(500, 270));
setContentPane(chartPanel);
}

private static CategoryDataset createDataset()
{
String series1 = "First";
String series2 = "Second";
String series3 = "Third";

String category1 = "Category 1";
String category2 = "Category 2";
String category3 = "Category 3";
String category4 = "Category 4";
String category5 = "Category 5";

DefaultCategoryDataset dataset = new DefaultCategoryDataset();

dataset.addValue(1.0D, series1, category1);
dataset.addValue(4.0D, series1, category2);
dataset.addValue(3.0D, series1, category3);
dataset.addValue(5.0D, series1, category4);
dataset.addValue(5.0D, series1, category5);

dataset.addValue(5.0D, series2, category1);
dataset.addValue(7.0D, series2, category2);
dataset.addValue(6.0D, series2, category3);
dataset.addValue(8.0D, series2, category4);
dataset.addValue(4.0D, series2, category5);

dataset.addValue(4.0D, series3, category1);
dataset.addValue(3.0D, series3, category2);
dataset.addValue(2.0D, series3, category3);
dataset.addValue(3.0D, series3, category4);
dataset.addValue(6.0D, series3, category5);

return dataset;
}

private static JFreeChart createChart(CategoryDataset dataset)
{
JFreeChart chart = ChartFactory.createBarChart("Bar Chart Demo 1 by Jou'Soft", "Category", "Value", dataset, PlotOrientation.VERTICAL, true, true, false);

chart.setBackgroundPaint(Color.white);

CategoryPlot plot = (CategoryPlot)chart.getPlot();

NumberAxis rangeAxis = (NumberAxis)plot.getRangeAxis();
rangeAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits());

BarRenderer renderer = (BarRenderer)plot.getRenderer();
renderer.setDrawBarOutline(false);

GradientPaint gp0 = new GradientPaint(0.0F, 0.0F, Color.blue, 0.0F, 0.0F, new Color(0, 0, 64));

GradientPaint gp1 = new GradientPaint(0.0F, 0.0F, Color.green, 0.0F, 0.0F, new Color(0, 64, 0));

GradientPaint gp2 = new GradientPaint(0.0F, 0.0F, Color.red, 0.0F, 0.0F, new Color(64, 0, 0));

renderer.setSeriesPaint(0, gp0);
renderer.setSeriesPaint(1, gp1);
renderer.setSeriesPaint(2, gp2);

CategoryAxis domainAxis = plot.getDomainAxis();
domainAxis.setCategoryLabelPositions(CategoryLabelPositions.createUpRotationLabelPositions(0.5235987755982988D));

return chart;
}

public static void main(String[] args)
{
BarChartDemo1 demo = new BarChartDemo1("Bar Chart Demo 1 by Jou'Soft");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
}