harvey/sys/src/cmd/gs/examples/waterfal.ps

%!
/waterfalsave save def	% prevent residual side effects
%    Copyright (C) 1992, 1993, 1996 Aladdin Enterprises.  All rights reserved.
% 
% This file is part of AFPL Ghostscript.
% 
% AFPL Ghostscript is distributed with NO WARRANTY OF ANY KIND.  No author or
% distributor accepts any responsibility for the consequences of using it, or
% for whether it serves any particular purpose or works at all, unless he or
% she says so in writing.  Refer to the Aladdin Free Public License (the
% "License") for full details.
% 
% Every copy of AFPL Ghostscript must include a copy of the License, normally
% in a plain ASCII text file named PUBLIC.  The License grants you the right
% to copy, modify and redistribute AFPL Ghostscript, but only under certain
% conditions described in the License.  Among other things, the License
% requires that the copyright notice and this notice be preserved on all
% copies.

% $Id: waterfal.ps,v 1.3 2001/10/01 21:28:25 rayjj Exp $
% waterfal.ps
% This file produces a 'waterfall' printout of fonts at various sizes.


% Specify any desired set of up to 3 fonts here.
/Fonts [/Courier /Helvetica] def

% Specify any desired set of point sizes here.
% The sum of the sizes should not exceed (roughly) 100.
% For sizes larger than about 16, some characters may fall off the page.
/Sizes [6 7 8 9 10 11 12 14 16] def

/eol
 { currentfont /FontBBox get aload pop
   exch pop sub exch pop 0 exch
	% Many Ghostscript fonts have incorrect FontBBoxes....
	pop -1000
   1.15 mul currentfont /FontMatrix get dtransform
   translate
   0 0 moveto
 } def

(landscap.ps) runlibfile
clippath pathbbox newpath
/ury exch def /urx exch def /lly exch def /llx exch def
llx 18 add ury 18 sub translate
% Read the current Y resolution without using Ghostscript-specific operators.
gsave initmatrix 0 72 dtransform abs exch abs exch .max grestore
round cvi /dpi exch def
QUIET not
 { (Creating waterfall printout at ) print dpi =only ( DPI.\n) print flush
 }
if

newpath 0 setgray
/Courier findfont 20 scalefont setfont

Fonts
 { save exch
   QUIET not { dup ==only flush } if
   findfont /basefont exch def
   basefont 20 scalefont setfont eol
   basefont /FontName get =string cvs show
   ( ) show dpi =string cvs show ( DPI) show
   Sizes
    { QUIET not { ( ) print dup =only flush } if
      dup /size exch def basefont exch scalefont setfont eol
      size =string cvs show ( ) show
      (qwertyuiop-asdfghjkl_zxcvbnm ) show
      (QWERTYUIOP+ASDFGHJKL/ZXCVBNM ) show
      (1470258369 .,:;?!) show
    } forall
   QUIET not { () = flush } if
   matrix currentmatrix aload pop
   7 -1 roll restore
   6 array astore setmatrix
 } forall

showpage
clear cleardictstack
waterfalsave restore