Applet code:
<applet code=com.objectplanet.chart.ChartApplet
 archive=chart.ext.jar width=450 height=300>
<param name=chart value="plotter">
<param name=seriesCount value=2>
<param name=plots_0 value="-70|-50|40,-40|0|31,-4|-40|45,10|50|35,40|-60|35,70|00|27">
<param name=plots_1 value="-80|0|20,-60|40|20,-40|-40|30,10|20|25,40|-40|35,80|50|45">
<param name=seriesColors value="#5496D1,#FF6666">
<param name=plotStyle value="circle_opaque, diamond">
<param name=connectedLinesOn value="false, true">
<param name=XmaxValueLineCount value=5>
<param name=YmaxValueLineCount value=5>
<param name=rangeOn value="top,left,bottom,right">
<param name=XLowerRange value=-100>
<param name=YLowerRange value=-100>
<param name=XValueLabelsOn_0 value=true>
<param name=YValueLabelsOn_0 value=true>
<param name=seriesLabelFont value="Arial,bold,9">
<param name=background value=white>
</applet>



Servlet code:
<img SRC="http://localhost:8080/servlet/com.objectplanet.chart.ChartServlet?
chart=plotter&
width=450&
height=300&
seriesCount=2&
plots_0=-70|-50|40,-40|0|31,-4|-40|45,10|50|35,40|-60|35,70|00|27&
plots_1=-80|0|20,-60|40|20,-40|-40|30,10|20|25,40|-40|35,80|50|45&
seriesColors=%235496D1,%23FF6666&
plotStyle=circle_opaque,diamond&
connectedLinesOn=false,true&
XmaxValueLineCount=5&
YmaxValueLineCount=5&
rangeOn=top,left,bottom,right&
XLowerRange=-100&
YLowerRange=-100&
XValueLabelsOn_0=true&
YValueLabelsOn_0=true&
seriesLabelFont=Arial,bold,9&
background=white">


Application code:
package com.objectplanet.chart.testing; 
 
import com.objectplanet.chart.ext.*; 
import java.awt.*; 
 
public class Plotter { 
 
    public static void main(String[] argv) { 
        double[][] plots_0 = new double[][] {{-70,-50},{-40,0},{-4,-40},{10,50},{40,-60},{70,0}};
        double[][] plots_1 = new double[][] {{-80,0},{-60,40},{-40,-40},{10,20},{40,-40},{80,50}};
        int[] plotSize_0 = new int[] {40,31,45,35,35,27};
        int[] plotSize_1 = new int[] {20,20,30,25,35,45};
        Color[] seriesColors = new Color[] {new Color(0x5496D1), new Color(0xFF6666)};
        
        PlotterChart chart = new PlotterChart();
        chart.setTitleOn(true);
        chart.setTitle("Basic Plotter Chart");
        chart.setFont("titleFont", new Font("Courier", Font.PLAIN, 16));
        
        chart.setSeriesCount(2);
        chart.setPlots(0, plots_0, plotSize_0);
        chart.setPlots(1, plots_1, plotSize_1);
        
        chart.setSeriesColors(seriesColors);
        chart.setPlotStyle(0, PlotterChart.PLOT_STYLE_CIRCLE_OPAQUE);
        chart.setPlotStyle(1, PlotterChart.PLOT_STYLE_DIAMOND);
        chart.setConnectedLinesOn(1, true);
        chart.setXMaxValueLineCount(5);
        chart.setYMaxValueLineCount(5);
        chart.setRangeOn(PlotterChart.RIGHT, true);
        chart.setRangeOn(PlotterChart.BOTTOM, true);
        chart.setXLowerRange(-100);
        chart.setYLowerRange(-100);
        chart.setXValueLabelsOn(0, true);
        chart.setYValueLabelsOn(0, true);
        chart.setFont("seriesLabelFont", new Font("Arial", Font.BOLD, 9));
        
        com.objectplanet.chart.NonFlickerPanel p = new com.objectplanet.chart.NonFlickerPanel(new BorderLayout());
        p.add("Center", chart);
        Frame f = new Frame();
        f.add("Center", p);
        f.setSize(450,320);
        f.show();
    }
}