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ppath.ps
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% Copyright (C) 1989, 1995, 1997 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: ppath.ps,v 1.2 2000/09/19 18:29:11 lpd Exp $
% Redefine pathforall for tracing.
% Can't be used recursively.
/# {( )print} def
/-mat matrix def
/-imat matrix def
/-smat { //-mat currentmatrix pop //-imat setmatrix } bind def
/-rmat { //-mat setmatrix } bind def
/-pathforall /pathforall load def
/-p2 { ( ) print exch =only ( ) print =only } bind def
/-dp2 { 2 copy -p2 2 { exch 4096 mul dup cvi dup ( ) print =only sub dup 0 eq { pop } { (+) print =only } ifelse } repeat } bind def
/-tp2 { //-mat itransform -p2 } bind def
/-dict 5 dict def
/pathforall
{ -dict begin
/-close exch def /-curve exch def /-line exch def /-move exch def
end -smat -mat ==only ( setmatrix) =
{2 copy -tp2 ( moveto\t%)print
2 copy -dp2 (\n)print
flush -dict /-move get -rmat exec -smat}
{2 copy -tp2 ( lineto\t%)print
2 copy -dp2 (\n)print
flush -dict /-line get -rmat exec -smat}
{5 index 5 index -tp2 3 index 3 index -tp2 2 copy -tp2 ( curveto\t%)print
5 index 5 index -dp2 3 index 3 index -dp2 2 copy -dp2 (\n)print
flush -dict /-curve get -rmat exec -smat}
{(closepath\n)print flush -dict /-close get -rmat exec -smat}
-pathforall -rmat
}
def
% Just print the current path
/printpath {
{pop pop} {pop pop} {pop pop pop pop pop pop} {} pathforall
} def