diff options
author | Karl Berry <karl@freefriends.org> | 2005-12-28 00:07:27 +0000 |
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committer | Karl Berry <karl@freefriends.org> | 2005-12-28 00:07:27 +0000 |
commit | 30dd9f517c9c093ff3319061647a4555264f7914 (patch) | |
tree | 0d7a349bf99be5a42cc9c5a80a30f3b7136c4ccd /Master/xemtex/gslib/traceimg.ps | |
parent | 08ab8dce83f53b0f915cb66a37bbc8478b22c307 (diff) |
trunk
git-svn-id: svn://tug.org/texlive/trunk@9 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/xemtex/gslib/traceimg.ps')
-rw-r--r-- | Master/xemtex/gslib/traceimg.ps | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/Master/xemtex/gslib/traceimg.ps b/Master/xemtex/gslib/traceimg.ps new file mode 100644 index 00000000000..1b8488c9aa7 --- /dev/null +++ b/Master/xemtex/gslib/traceimg.ps @@ -0,0 +1,43 @@ +% Copyright (C) 1994 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: traceimg.ps,v 1.2.6.2.2.1 2003/04/12 14:02:39 giles Exp $ +% traceimg.ps +% Trace the data supplied to the 'image' operator. + +% This code currently handles only the (Level 2) dictionary form of image, +% with a single data source and 8-bit pixels. + +/traceimage % <dict> traceimage - + { currentcolorspace == (setcolorspace\n) print + (<<) print + dup { (\t) print exch ==only ( ) print == } forall + (>>\n) print flush + begin /i_left Width Height mul store /i_dict currentdict store end + { i_left 0 le { exit } if + i_dict /DataSource get exec + dup type /filetype eq + { i_buf 0 i_left 32 .min getinterval readstring pop + } if + dup (%stdout) (w) file exch writehexstring (\n) print flush + i_left exch length sub /i_left exch def + } loop + } bind odef + +/image /traceimage load def +/i_left 0 def +/i_dict null def +/i_buf 32 string def |