Re: [ROOT] Stat box and font precision 3

From: Rene Brun (
Date: Fri Dec 03 2004 - 16:26:49 MET

Hi Maxim,

As you noticed, the stats box did not work with precision 3 fonts.
I have included your patch in CVS, but as you say, this should be
carefully reviewed to optimize the width/height and positions.

Thanks very much for this contribution.

Rene Brun

Maxim Nikulin wrote:
> Hi,
> If I try to specify font precision 3 (font size in pixels) for a
> histogram stat box, I get a extremely large stat box. The first file
> attached is a script to reproduce the problem.
> The second file in the attachment is a patch for quick solution.
> Probably height calculation should be performed more carefully using
> NDC<->pixels scale factor, although while stat box with is fixed it
> wouldn't be very useful.
> --
> Maxim Nikulin
> P.S. To apply the patch type
> patch -p1 < precision3-THistPainter.patch
> from the top directory of ROOT sources.
>   --------------------------------------------------------------------------------
>                    Name: stat_font3.C
>    stat_font3.C    Type: text/x-c++src
>                Encoding: 7bit
>                                     Name: precision3-THistPainter.patch
>    precision3-THistPainter.patch    Type: text/x-patch
>                                 Encoding: 7bit

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