Re: [ROOT] TEmbeddedCanvas

From: Fons Rademakers (Fons.Rademakers@cern.ch)
Date: Thu May 31 2001 - 15:55:39 MEST


Have a look at $ROOTSYS/test/guiviewer.cxx.

Cheers, Fons.



Thomas Bretz wrote:
> 
> Hi Rooters,
> 
> I derived a class from TEmbeddedCanvas. The embedded canvas is displayed
> in a TGMainFrame.
> 
> The TEmbeddedCanvas itself shows up (border, background, ...) but I'm
> unable to draw something into it. Everything I tried to display
> something in it (TArc, TH1F, ...) failed. What am I doing wrong?
> 
> At the end I would like to have something like the following in its
> constructor:
> 
> -----------------
> GetCanvas()->cd();
> GetCanvas->Range(-100, -100, 100, 100);
> 
> TArc *arc=new TArc(0, 0, 10);
> arc->Draw();
> GetCanvas()->Modified();
> GetCanvas()->Update();
> ------------------
> 
> Regards,
> Thomas.

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