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public class SwingExempleGantt extends ApplicationFrame{
public SwingExempleGantt(String title)
{
super(title);
JFrame frame = new JFrame("Hello World!");
frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
JPanel panel;
panel = new JPanel(new BorderLayout());
IntervalCategoryDataset dataset = createDataset();
final JFreeChart chart = ChartFactory.createGanttChart(
"Diagramme de Gantt", // chart title
"Machines", // domain axis label
"Durée", // range axis label
dataset, // data
true, // include legend
true, // tooltips
false // urls
);
final CategoryPlot plot = (CategoryPlot) chart.getPlot();
// plot.getDomainAxis().setMaxCategoryLabelWidthRatio(10.0f);
final CategoryItemRenderer renderer = plot.getRenderer();
CategoryItemLabelGenerator generator = new StandardCategoryItemLabelGenerator("{2}", new DecimalFormat("0.00"));
renderer.setBaseItemLabelGenerator(generator);
plot.getRenderer().setSeriesPaint(0, new Color(128, 0, 0));
plot.getRenderer().setSeriesPaint(1, new Color(0, 0, 255));
renderer.setSeriesPaint(0, Color.blue);
renderer.setBaseItemLabelsVisible(true);
// Imposer que les étiquettes des graduations de l'axe des ordonnées soient des entiers
// add the chart to a panel...
ChartPanel chartPanel = new ChartPanel(chart,
true, //propreties
true, //save
true, //print
true, //zoom
true); //tooltips
chartPanel.setPreferredSize(new java.awt.Dimension(400, 270));
setContentPane(chartPanel);
setContentPane(panel);
setSize(600, 350);
panel.add(chartPanel);
frame.pack();
frame.setLocationRelativeTo(null);
frame.setVisible(true);
}
/**
* Creates a sample dataset for a Gantt chart.
*
* @return The dataset.
*/
public static IntervalCategoryDataset createDataset() {
TaskSeries s1 = new TaskSeries("Scheduled");
// Machine1
final Task M1 = new Task("Machine M1",
new SimpleTimePeriod( new Integer(2), new Integer(15)));
//sous tache1
final Task O1 = new Task("O1",
new SimpleTimePeriod( new Date(2), new Date(7)));
O1.setPercentComplete(1.0);
// sous tache2
final Task O2 = new Task("O2",
new SimpleTimePeriod( new Date(10), new Date(15)));
O2.setPercentComplete(1.0);
//ajout des sous taches
M1.addSubtask(O1);
M1.addSubtask(O2);
s1.add(M1);
// Machine2
final Task M2 = new Task("Machine M2",
new SimpleTimePeriod( new Date(0), new Date(10)));
//sous tache21: operation O3
final Task O3 = new Task("O3",
new SimpleTimePeriod( new Date(0), new Date(7)));
O3.setPercentComplete(1.0);
// sous tache22: opereration O4
final Task O4 = new Task("O4",
new SimpleTimePeriod( new Date(5), new Date(10)));
O4.setPercentComplete(1.0);
//ajout des sous taches
M2.addSubtask(O3);
M2.addSubtask(O4);
s1.add(M2);
TaskSeriesCollection collection = new TaskSeriesCollection();
collection.add(s1);
return collection;
}
/**
* Utility method for creating <code>Date</code> objects.
*
* @param day the date.
* @param month the month.
* @param year the year.
*
* @return a date.
*/
private static Date date(int day, int month, int year) {
Calendar calendar = Calendar.getInstance();
calendar.set(year, month, day);
Date result = calendar.getTime();
return result;
}
/**
* Creates a chart.
*
* @param dataset the dataset.
*
* @return The chart.
*/
private JFreeChart createChart(IntervalCategoryDataset dataset) {
JFreeChart chart = ChartFactory.createGanttChart(
"Gantt Chart Demo", // chart title
"Task", // domain axis label : domaine des ordonnées Tache Num
"Date", // range axis label : domaine des abcsisses
dataset, // data
true, // include legend
true, // tooltips
false // urls
);
chart.getCategoryPlot().getDomainAxis().setMaximumCategoryLabelWidthRatio(10.0f);
return chart;
}
} |
[JFreeChart] diagramme de Gantt
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