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% Copyright (C) 1993 Aladdin Enterprises. All rights reserved.
%
% This program is free software; you can redistribute it and/or modify it
% under the terms of the GNU General Public License as published by the
% Free Software Foundation; either version 2 of the License, or (at your
% option) any later version.
%
% This program is distributed in the hope that it will be useful, but
% WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
% Public License for more details.
%
% You should have received a copy of the GNU General Public License along
% with this program; if not, write to the Free Software Foundation, Inc.,
% 59 Temple Place, Suite 330, Boston, MA, 02111-1307.
% $Id: markpath.ps,v 1.2.6.1.2.1 2003/04/12 14:02:39 giles Exp $
% markpath.ps
% Mark the corners of a path, drawing it slowly if desired.
/Delay where { pop } { /Delay 0 def } ifelse
/setxy0
{ currentpoint /y0 exch def /x0 exch def
} def
/bip
{ epsx epsy idtransform /ey exch def /ex exch def
currentpoint ex 2 div ey 2 div rlineto currentpoint 0 ey neg rlineto
ex neg 0 rlineto 0 ey rlineto lineto lineto
stroke
} def
/dally
{ Delay { } repeat
Delay 0 ne { flushpage } if
} def
/movebip
{ /xs 2 index def /ys 1 index def
gsave newpath mpmx transform moveto setxy0 bip grestore
} def
/linebip
{ gsave newpath x0 y0 moveto mpmx transform lineto setxy0 bip dally grestore
} def
/curvebip
{ gsave newpath x0 y0 moveto 5 index 5 index mpmx transform lineto bip
2 copy mpmx transform moveto 3 index 3 index mpmx transform lineto bip
x0 y0 moveto
3 { mpmx transform 6 2 roll } repeat
curveto setxy0 bip dally grestore
} def
/closebip
{ xs ys linebip
} def
/markpath % <matrix> markpath -
{ /mpmx exch def
gsave initgraphics 9 dup dtransform grestore
/epsy exch def /epsx exch def
gsave 0 setlinewidth
{ movebip } { linebip } { curvebip } { closebip } pathforall
grestore
} def
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