TDrawLine.CreateXY

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TDrawLine.CreateXY
TDrawLine

constructor CreateXY(Collection: TCollection; Const X0, Y0, X1, Y1: Double);

Unit
TeeTools

Description
Use this constructor to add new lines to the TDrawLineTool component:

procedure TForm1.FormCreate(Sender: TObject);
var Middle : Double;
begin
Series1.FillSampleValues(100);

with Series1.YValues do
Middle := (MaxValue + MinValue) / 2;

TDrawLine.CreateXY(ChartTool1.Lines,0,Middle-100,100,Middle+100);
end;