54 lines
1.9 KiB
PostScript
54 lines
1.9 KiB
PostScript
% Copyright (C) 1989, 1995, 1997 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: ppath.ps,v 1.4 2002/02/21 21:49:28 giles Exp $
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% Redefine pathforall for tracing.
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% Can't be used recursively.
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/# {( )print} def
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/-mat matrix def
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/-imat matrix def
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/-smat { //-mat currentmatrix pop //-imat setmatrix } bind def
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/-rmat { //-mat setmatrix } bind def
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/-pathforall /pathforall load def
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/-p2 { ( ) print exch =only ( ) print =only } bind def
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/-dp2 { 2 copy -p2 2 { exch 4096 mul dup cvi dup ( ) print =only sub dup 0 eq { pop } { (+) print =only } ifelse } repeat } bind def
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/-tp2 { //-mat itransform -p2 } bind def
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/-dict 5 dict def
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/pathforall
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{ -dict begin
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/-close exch def /-curve exch def /-line exch def /-move exch def
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end -smat -mat ==only ( setmatrix) =
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{2 copy -tp2 ( moveto\t%)print
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2 copy -dp2 (\n)print
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flush -dict /-move get -rmat exec -smat}
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{2 copy -tp2 ( lineto\t%)print
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2 copy -dp2 (\n)print
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flush -dict /-line get -rmat exec -smat}
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{5 index 5 index -tp2 3 index 3 index -tp2 2 copy -tp2 ( curveto\t%)print
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5 index 5 index -dp2 3 index 3 index -dp2 2 copy -dp2 (\n)print
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flush -dict /-curve get -rmat exec -smat}
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{(closepath\n)print flush -dict /-close get -rmat exec -smat}
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-pathforall -rmat
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}
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def
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% Just print the current path
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/printpath {
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{pop pop} {pop pop} {pop pop pop pop pop pop} {} pathforall
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} def
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