void UpdatePowerMonitorChart()
{
var chart = FindViewById <LineChart>(Resource.Id.lineChart);
Entry[] values = new Entry[powerHistory.values.Length];
for (int i = 0; i < values.Count(); i++)
{
values[i] = new Entry(i, powerHistory.values[i]);
}
LineDataSet set1;
if (chart.Data != null &&
chart.Data.DataSetCount > 0)
{
set1 = (LineDataSet)chart.Data.GetDataSetByIndex(0);
set1.Values = values;
chart.Data.NotifyDataChanged();
chart.NotifyDataSetChanged();
}
else
{
// create a dataset and give it a type
set1 = new LineDataSet(values, "Power Usage");
set1.SetMode(LineDataSet.Mode.CubicBezier);
set1.CubicIntensity = 0.2f;
set1.SetDrawFilled(true);
set1.SetDrawCircles(false);
set1.LineWidth = 1.6f;
//set1.CircleRadius = 4f;
//set1.SetCircleColor(Color.White);
set1.HighLightColor = Color.Rgb(244, 117, 117);
set1.Color = Color.ParseColor("#68B9C0");
set1.FillColor = Color.ParseColor("#68B9C0");
set1.FillAlpha = 100;
set1.SetDrawHorizontalHighlightIndicator(false);
set1.SetDrawVerticalHighlightIndicator(false);
// set1.FillFormatter = new IFillFormatter() {
// public float getFillLinePosition(ILineDataSet dataSet, LineDataProvider dataProvider)
// {
// return chart.getAxisLeft().getAxisMinimum();
// }
//};
// create a data object with the data sets
LineData data = new LineData(set1);
//data.setValueTypeface(tfLight);
data.SetValueTextSize(12f);
data.SetDrawValues(false);
// set data
chart.Data = data;
}
chart.SetViewPortOffsets(0, 0, 0, 0);
chart.Invalidate();
}
