Set Specific Color To The Region Occupied By Linechart

I am able to plot Marks Dynamically and set Different Color to the LineChart.Now i am having issue of, not able to fill the Color in the Region where the LineChart occupies.I have

Solution 1:

I have Solved it myself just a simple twik and its done.

Just added this inbuilt method and output seems amazing

   setS.setColors(getColorRandom());
                                setS.setDrawFilled(true);
                                setS.setFillColor(getColorRandom());

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