area1.setFillAlpha(0.3f);
area1.setColour("#ff0000");
area1.setFillColour("#ff0000");
for (int n = 0; n < 12; n++) {
if (n % 3 != 0 && n != 11)
area1.addNullValue();
else
area1.addValues(n * Random.nextDouble());
}
cm.addChartConfig(area1);
AreaChart area2 = new AreaChart();