Re: [ROOT] auto-wrapping

From: Rene Brun (Rene.Brun@cern.ch)
Date: Tue Apr 20 2004 - 18:28:49 MEST


Bernd,

This is a CINT limitation for the length of the constant strings.
Instead of an explicit string like you do, use a variable like in the example in
the attachement

Rene Brun

Olivier Couet wrote:
> 
> Hi Bernd,
> 
>  Well, not for me. In the little example I sent you if you replace TText
> by TLatex it crashes too with string longer than 283 characters.
> 
> Cheers,  Olivier
> 
> On Tue, 20 Apr 2004, Bernd Reinhold wrote:
> 
> > Hi Olivier!
> >
> >
> > TLatex worked where TText failed (at least for the example below). But has it a limit, too?
> >
> > Cheers, Bernd.
> >
> >
> > -----Original Message-----
> > From: Olivier Couet
> > Sent: Tue 4/20/2004 4:38 PM
> > To:   Bernd Reinhold
> > Cc:   Olivier Couet; roottalk@pcroot.cern.ch
> > Subject:      RE: [ROOT] auto-wrapping
> >
> > Hi Bernd,
> >
> > Yes it seems there is some limit. I can produce a crash with the following
> > macro:
> >
> > {
> > TText t(0.,0,"
> > XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX... // 284 X make it crash 283 is fine
> > ");
> > }
> >
> > I do not know why yet ...
> >
> >  Cheers,     Olivier
> >
> >
> 
> --
> Org:    CERN - European Laboratory for Particle Physics.
> Mail:   1211 Geneve 23 - Switzerland                     Mailbox: J25910
> E-Mail: Olivier.Couet@cern.ch                            Phone:   +41 22 7676522
> WWW:    http://cern.ch/Olivier.Couet/                    Fax:     +41 22 7677155

{
  char atext[590];
  for (Int_t i=0;i<585;i++) atext[i] = 'X';
  TText t(0.,0,atext); //works
  //the following line will not work
  //TText t(0.,0,"XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX");
  t.Draw();
}



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