[Plib-users] Fwd: Bug in fntTexFont::getBBox?

[Mark H. S. <sh...@pt...>]

I forgot to mention that is in plib-1.6.0. - Mark

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>Date: Sat, 09 Nov 2002 12:44:58 -0800
>To: pli...@li...
>From: "Mark H. Shirley" <sh...@pt...>
>Subject: Bug in fntTexFont::getBBox?
>Cc: msh...@ar...
>
>I'm trying to use the code that computes bounding boxes for
>strings in the fnt library.  The documentation page says it works
>for strings with embedded newlines, and the code that computes
>the bounding box does appear to handle that.  At least, it does so
>correctly in the Y direction.  In the X direction, it computes the
>width of the longest line but doesn't return that.  It returns the width
>of the last line.  (I'm referring to fntTexFont::getBBox in fnt.cxx.)
>
>I believe this is a bug, but I don't know what code elsewhere in
>the plib libraries might depend upon it.  Correcting the assignments at 
>the end
>of fntTexFont::getBBox like this:
>
>   if ( left  != NULL ) *left  = l * pointsize ;
>   if ( right != NULL ) *right = max_r * pointsize ;  /* return max_r */
>   if ( top   != NULL ) *top   = t * pointsize ;
>   if ( bot   != NULL ) *bot   = max_b * pointsize ;  /* return max_b */
>
>... fixes things in my application.
>  - Mark Shirley