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% Copyright (C) 1993 Aladdin Enterprises. All rights reserved.
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%
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% This software is provided AS-IS with no warranty, either express or
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% implied.
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%
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% This software is distributed under license and may not be copied,
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% modified or distributed except as expressly authorized under the terms
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% of the license contained in the file LICENSE in this distribution.
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%
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% For more information about licensing, please refer to
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% http://www.ghostscript.com/licensing/. For information on
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% commercial licensing, go to http://www.artifex.com/licensing/ or
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% contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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% San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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% $Id: markpath.ps,v 1.4 2002/02/21 21:49:28 giles Exp $
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% markpath.ps
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% Mark the corners of a path, drawing it slowly if desired.
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/Delay where { pop } { /Delay 0 def } ifelse
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/setxy0
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{ currentpoint /y0 exch def /x0 exch def
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} def
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/bip
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{ epsx epsy idtransform /ey exch def /ex exch def
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currentpoint ex 2 div ey 2 div rlineto currentpoint 0 ey neg rlineto
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ex neg 0 rlineto 0 ey rlineto lineto lineto
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stroke
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} def
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/dally
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{ Delay { } repeat
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Delay 0 ne { flushpage } if
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} def
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/movebip
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{ /xs 2 index def /ys 1 index def
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gsave newpath mpmx transform moveto setxy0 bip grestore
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} def
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/linebip
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{ gsave newpath x0 y0 moveto mpmx transform lineto setxy0 bip dally grestore
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} def
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/curvebip
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{ gsave newpath x0 y0 moveto 5 index 5 index mpmx transform lineto bip
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2 copy mpmx transform moveto 3 index 3 index mpmx transform lineto bip
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x0 y0 moveto
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3 { mpmx transform 6 2 roll } repeat
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curveto setxy0 bip dally grestore
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} def
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/closebip
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{ xs ys linebip
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} def
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/markpath % <matrix> markpath -
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{ /mpmx exch def
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gsave initgraphics 9 dup dtransform grestore
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/epsy exch def /epsx exch def
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gsave 0 setlinewidth
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{ movebip } { linebip } { curvebip } { closebip } pathforall
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grestore
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} def
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