Chart with lineseries, <1000 x and y values forming a curve. I would like to zoom right into the data so only about 30 points are displayed on chart. Would then like to have the chart cycle through the data one point at a time, ie. scrolling along the curve, always showing 30 points. One way to do t...

I would like to add a drawline with marks on the line acting as a ruler. Is there a way to get at the ondraw event of a drawline tool and add a scale there?

thanks
Sean.

I have the code var myrig:tchartshape; then.. myrig:=Tchartshape.Create(chart); chart.AddSeries(myrig); myrig.Title:='Myrig'; Myrig.ShowInLegend := True; Myrig.Marks.Visible := true; myrig.SeriesColor:=clred; myrig.XValues[0]:=X1; myrig.XValues[0]:=Y1; myrig.Style:=chasCircle; this creates the objec...