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% Copyright (C) 2001-2012 Artifex Software, Inc.
% 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.
%
% Refer to licensing information at http://www.artifex.com or contact
% Artifex Software, Inc., 7 Mt. Lassen Drive - Suite A-134, San Rafael,
% CA 94903, U.S.A., +1(415)492-9861, for further information.
%
% 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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