// >> chart-ohlc-visual-cs
public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
var dataPoint = series.DataPointAtIndex((uint)index);
TKStroke stroke = null;
if (dataPoint.Close.DoubleValue < dataPoint.Open.DoubleValue)
{
stroke = new TKStroke(UIColor.Red);
}
else
{
stroke = new TKStroke(UIColor.Green);
}
var paletteItem = new TKChartPaletteItem(stroke);
return(paletteItem);
}
// >> chart-candlestick-visual-cs
public override TKChartPaletteItem PaletteItemForSeries(TKChart chart, TKChartSeries series, nint index)
{
var dataPoint = series.DataPointAtIndex((uint)index);
var stroke = new TKStroke(UIColor.Black);
var fill = new TKSolidFill();
if (dataPoint.Close.DoubleValue < dataPoint.Open.DoubleValue)
{
fill.Color = UIColor.Red;
}
else
{
fill.Color = UIColor.Green;
}
var paletteItem = new TKChartPaletteItem(stroke, fill);
return(paletteItem);
}