Hi Bram,
TPad::DrawFrame returns a pointer to the histogram used to draw the
frame. See below how to modify your code
Rene Brun
On Fri, 7 Mar 2003, Bram
Wijngaarden wrote:
>
> Hi all,
>
> I'm trying to plot a title above my TGraphErrors using
> TGraphErrors* graph = [...]
> graph->GetHistogram()->SetTitle("My Title");
>
> It shows some eratic behaviour - if I call
> graph->Draw("ap");
> i.e., draw markers and axes, I do get the title, but if I draw a frame
> first and then call
TH1 *frame = gPad->DrawFrame(0,0,30,1); //<===========
frame->SetTitle("my title"); //<===============
> graph->Draw("p");
> it draws the graph but not the title.
>
> Does anyone know how I can get my title up there but keep my custom frame?
> I'm using root version 3.05/02.
>
> Cheers,
> Bram
>
> -
> D.A. Wijngaarden Meijhorst 6422
> AiO KUN-EHEF 6537 LE Nijmegen
> Experiment: D0 The Netherlands
> Work phone: +31 24 365 2822
> Fax: +31 24 365 2191
> "Fuimus" - Robert the Bruce
>
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