^{ICanvas.ApplyDark
ICanvas}

<sup>function ApplyDark(Color: OLE_COLOR; HowMuch: Integer): OLE_COLOR;

Type Library
TeeChartx

Description</sup>

^{The ApplyDark function converts the Color parameter to a darker color.}

^{The HowMuch parameter indicates the quantity of dark increment.}

^{It is used by TBarSeries and TPieSeries to calculate the right color to draw Bar sides and Pie 3D zones.}

^{The TeCanvas unit must be in your uses clause.}

^{This is the ApplyDark source code:}

^Example

^{With TChart1}

^{.Series(0).Color = .Canvas.ApplyDark( .Series(0).Color, 128 )}