Code: Select all
double pointX = event.getTrigger().getX();
double pointY = event.getTrigger().getY();
Rectangle2D plotArea = chartPanel.getScreenDataArea();
XYPlot plot = (XYPlot) chart.getPlot(); // the XY Plot.
double chartX = plot.getDomainAxis().java2DToValue(pointX, plotArea, plot.getDomainAxisEdge());
double chartY = plot.getRangeAxis().java2DToValue(pointY, plotArea, plot.getRangeAxisEdge());
System.out.println("JFreeChart: current point: X= "+ chartX +", Y= "+ chartY);