moze ja wkleje caly kod:
/*
* To change this license header, choose License Headers in Project Properties.
* To change this template file, choose Tools | Templates
* and open the template in the editor.
*/
package wykres;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JFrame;
import javax.swing.SwingUtilities;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartMouseEvent;
import org.jfree.chart.ChartMouseListener;
import org.jfree.chart.ChartPanel;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.event.ChartChangeListener;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.data.xy.DefaultXYDataset;
import org.jfree.data.xy.XYDataset;
/**
*
* @author
*/
public class Wykres
{
public static void rysuj() {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
JFrame frame = new JFrame("Charts");
frame.setSize(600, 400);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
XYDataset ds = createDataset();
JFreeChart chart = ChartFactory.createXYLineChart("Wykres",
"x", "y", ds, PlotOrientation.VERTICAL, true, true,
false);
chart.addChangeListener((ChartChangeListener) chart);
ChartPanel cp = new ChartPanel(chart);
frame.getContentPane().add(cp);
}
private XYDataset createDataset() {
throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
}
});
}
public static XYDataset createDataset(ArrayList <Double> lista, ArrayList <Double> lista2) {
DefaultXYDataset ds = new DefaultXYDataset();
double[][] data = new double[2][];
double[] daneX = new double[lista.size()];
double[] daneY = new double[lista2.size()];
for (int i = 0; i < lista.size(); ++i) {
daneX[i] = (double) lista.get(i);
}
for (int i =0; i< lista2.size(); i++){
daneY[i] = (double)lista2.get(i);
}
data[0] = daneX;
data[1] = daneY;
ds.addSeries("series1", data);
return ds;
}
}
ma narysowac wykres i musi sie dac pozniej klikac na niego i odczytac X i Y, wiem ze mozna zrobic getX() i getY(), ale to odczytuje pozycje na calym panelu, a nie faktyczne wartosci z wykresu