Re: [ROOT] Redraw grid on TGraph

From: Rene Brun (Rene.Brun@cern.ch)
Date: Wed Jul 09 2003 - 21:52:45 MEST


Hi Alexander,

To work correctly, RedrawAxis assumes that the pad axis
have been drawn via a TH1 (or samething via TPad::DrawFrame).
Try your example with eg $ROOTSYS/tutorials/gerrors2.C

Rene Brun

On Wed, 9 Jul 
2003 
A.Dietz@mpi-hd.mpg.de wrote:

> Hi,
> 
> I have problems to redraw a grid on a TGraph. I do
> something like this:
> 
>   ...
>   graph->SetFillColor(2);
>   graph->Draw("AB");
>   c1->Update();
>   c1->RedrawAxis("g");
>   c1->Update();
> 
> But nothing happens, the grid is not drawn ON the plot. How to achieve
> this?
> 
> Cheers
>   Alexander
> 



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