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import java.awt.Color;
import java.text.SimpleDateFormat;
import java.util.Date;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.*;
import org.jfree.data.xy.XYDataset;
import org.jfree.chart.axis.DateAxis;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.title.LegendTitle;
import org.jfree.data.time.Millisecond;
import org.jfree.data.time.Month;
import org.jfree.data.time.TimeSeries;
import org.jfree.data.time.TimeSeriesCollection;
import org.jfree.ui.ApplicationFrame;
import org.jfree.ui.RectangleEdge;
import org.jfree.ui.RefineryUtilities;
public class TimeSeriesDemo extends ApplicationFrame {
public TimeSeriesDemo(String title) {
super(title);
TimeSeriesCollection dataset = createDataset();
JFreeChart chart = createChart(dataset);
ChartPanel chartPanel = new ChartPanel(chart);
chartPanel.setPreferredSize(new java.awt.Dimension(500, 270));
chartPanel.setMouseZoomable(true, false);
setContentPane(chartPanel);
}
private JFreeChart createChart(TimeSeriesCollection dataset) {
// ----------------------------------------------------------------
// Création du graphique
// ----------------------------------------------------------------
JFreeChart chart = ChartFactory.createTimeSeriesChart(
"test",
"Date", "",
dataset,
true,
true,
false
);
chart.setBackgroundPaint(Color.white);
XYPlot plot = chart.getXYPlot();
plot.setBackgroundPaint(Color.lightGray);
plot.setDomainGridlinePaint(Color.black);
DateAxis axis = new DateAxis();
// axis.setDateFormatOverride(parametres.getDateFormat());
axis.setDateFormatOverride(new SimpleDateFormat("'S'ww/yyyy"));
// Pour modifier la graduation de l'axe
// axis.setTickUnit(new DateTickUnit(DateTickUnit.DAY, 3)); <=
// affiche 3 jours différents
LegendTitle legendTitle = (LegendTitle) chart.getSubtitle(0);
legendTitle.setPosition(RectangleEdge.BOTTOM);
plot.setDomainAxis(axis);
// ChartUtilities.writeBufferedImageAsPNG(rep,
// chart.createBufferedImage(parametres.getWidth(),
// parametres.getHeight()));
return chart;
}
private TimeSeriesCollection createDataset() {
try {
SimpleDateFormat df = new SimpleDateFormat("dd/MM/yyyy");
TimeSeries s1 = new TimeSeries("toto",Millisecond.class);
Date date = df.parse("28/12/2009");
s1.add(new Millisecond(df.parse("28/04/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/05/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/06/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/07/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/08/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/09/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/10/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/11/2009")), 181.8);
s1.add(new Millisecond(df.parse("28/12/2009")), 69);
TimeSeries s2 = new TimeSeries("tata", Millisecond.class);
s2.add(new Millisecond(df.parse("28/04/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/05/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/06/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/09/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/10/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/11/2009")), 129.6);
s2.add(new Millisecond(df.parse("28/12/2009")), 69);
TimeSeriesCollection dataset = new TimeSeriesCollection();
dataset.addSeries(s1);
dataset.addSeries(s2);
return dataset;
} catch (Exception e) {
// TODO: handle exception
System.out.println(e.getMessage());
return null;
}
}
public static void main(String[] args) {
TimeSeriesDemo demo = new TimeSeriesDemo("Demo");
demo.pack();
RefineryUtilities.centerFrameOnScreen(demo);
demo.setVisible(true);
}
} |
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