Looking for a Chart Feature

[PGriffith]

Should be pretty easy to accomplish with an IntervalMarker from JFreeChart, via the configureChart extension function:

Change background color of vision chart

I believe you will want to set your plot background to white, and then, simply add some interval markers to your configureChart extension function. Example: #def configureChart(self, chart): from org.jfree.chart.plot import IntervalMarker chart.plot.addRangeMarker(IntervalMarker(0, 15, system.gui.color(255, 182, 193, 155))) chart.plot.addRangeMarker(IntervalMarker(25, 75, system.gui.color(144, 238, 144, 155))) chart.plot.addRangeMarker(IntervalMarker(85, 100, system.gui.color(255, 182, 193…