harvey/sys/lib/ghostscript/caption.ps

%!
%    Copyright (C) 1995 Aladdin Enterprises.  All rights reserved.
% 
% This software is provided AS-IS with no warranty, either express or
% implied.
% 
% This software is distributed under license and may not be copied,
% modified or distributed except as expressly authorized under the terms
% of the license contained in the file LICENSE in this distribution.
% 
% For more information about licensing, please refer to
% http://www.ghostscript.com/licensing/. For information on
% commercial licensing, go to http://www.artifex.com/licensing/ or
% contact Artifex Software, Inc., 101 Lucas Valley Road #110,
% San Rafael, CA  94903, U.S.A., +1(415)492-9861.

% $Id: caption.ps,v 1.4 2002/02/21 21:49:28 giles Exp $
% Add a "caption" to the bottom of each page.
/captionsize 20 def
/caption
 { /Helvetica //captionsize selectfont
   (Printed by Aladdin's XXYYZZ) show
   /Symbol //captionsize selectfont
   (\324) show		% trademarkserif
   /Helvetica //captionsize selectfont
   ( product) show
 } bind def

10 dict begin
gsave
  initgraphics
  clippath pathbbox
  pop exch 36 add /by exch def
		% We can't use stringwidth, so we have to show and measure.
  gsave
    0 0 0 0 rectclip
    0 0 moveto caption currentpoint pop /bw exch def
  grestore
  add bw sub 2 div /bx exch def
		% We don't have the font bbox available, so we guess.
  /bh captionsize 1.05 mul def
grestore
/showcaption
 { gsave
     initgraphics
     //bx 9 sub //by 9 sub //bw 18 add //bh 18 add
     1 setgray 4 copy rectfill 0 setgray 1.5 setlinewidth rectstroke
     //bx //by moveto //caption exec
   grestore
 } bind def
<< /EndPage [
   /showcaption load /exec load
   currentpagedevice /EndPage get /exec load
   ] cvx
>> setpagedevice
end