private Chart createChart(int points) { Chart chart = new Chart(ChartType.SCATTER); Configuration conf = chart.getConfiguration(); conf.getChart().setZoomType(ZoomType.XY); conf.disableCredits(); conf.setTitle("Height vs Weight"); conf.setSubTitle("Polygon series in Vaadin Charts."); Tooltip tooltip = conf.getTooltip(); tooltip.setHeaderFormat("{series.name}"); tooltip.setPointFormat("{point.x} cm, {point.y} kg"); XAxis xAxis = conf.getxAxis(); xAxis.setStartOnTick(true); xAxis.setEndOnTick(true); xAxis.setShowLastLabel(true); xAxis.setTitle("Height (cm)"); YAxis yAxis = conf.getyAxis(); yAxis.setTitle("Weight (kg)"); AbstractLinePlotOptions plotOptions = new PlotOptionsScatter(); plotOptions.setThreshold(0); DataSeries scatter = new DataSeries(); scatter.setPlotOptions(plotOptions); scatter.setName("Observations"); fillScatter(scatter, points); conf.addSeries(scatter); return chart; }