1 %% xypdf-s.tex from $Id: xypdf-s.doc,v $

     2 %%

     3 %% Xy-pic ``Style extension'' PDF support.

     4 %% Copyright (c) 1999-1999 Ross Moore <ross@mpce.mq.edu.au>

     5 %%

     6 %% This file is part of the Xy-pic package for graphs and diagrams in TeX.

     7 %% See the companion README and INSTALL files for further information.

     8 %% Copyright (c) 1991-1999 Kristoffer H. Rose <krisrose@brics.dk>

     9 %%

    10 %% The Xy-pic package is free software; you can redistribute it and/or modify

    11 %% it under the terms of the GNU General Public License as published by the

    12 %% Free Software Foundation; either version 2 of the License, or (at your

    13 %% option) any later version.

    14 %%

    15 %% The Xy-pic package is distributed in the hope that it will be useful, but

    16 %% WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY

    17 %% or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License

    18 %% for more details.

    19 %%

    20 %% You should have received a copy of the GNU General Public License along

    21 %% with this package; if not, write to the Free Software Foundation, Inc.,

    22 %% 675 Mass Ave, Cambridge, MA 02139, USA.

    23 %%

    24 %% As a special exception, you may use this file and all files derived

    25 %% from it without restrictions. This special exception was added with

    26 %% version 3.7 of Xy-pic.

    27 %%

    28 \expandafter\ifx\csname xypdf-sloaded\endcsname\empty

    29  \message{not reloaded}\endinput \fi

    30 \expandafter\let\csname xypdf-sloaded\endcsname=\empty \xycatcodes

    31 \xydef@\xykillstyles@@{\Unloadstyle@}%

    32 \xywarnifdefined\xyPDFescapestyle@

    33 \xywarnifdefined\xyPDFsplitescape@

    34 {\xyuncatcodes \catcode`@=11

    35  \gdef\xyPDFescapestyle@#1@@{\xyPDFsplitescape@#1<><>@@}%

    36  \gdef\xyPDFsplitescape@#1<>#2<>#3@@{\xyescape@@{#1}{#2}}}

    37 \xydef@\xyPDFsplitPDF@#1#2{%

    38  \def\xyPDFpre@{#1}\def\xyPDFpost@{#2}\modPDFboxz@ }

    39 \xydef@\xyescape@@#1#2{\checkXyStyle@ 

    40  \applyFIFOstyle@\prexyescape@{#1}\postxyescape@{#2}}

    41 \xydef@\prexyescape@{\xyescapeSpecial@}

    42 \xydef@\postxyescape@{\xyescapeSpecial@}

    43 \xylet@\xyescapeSpecial@=\eat@

    44 \let\xyescapeSpecial@=\addtostyletoks@

    45 \xydef@\installPDFstyle@{%

    46  \def\preXYstyle@@{\xyPDFpre@}%

    47  \let\xydoprestyles@=\xyPDFrawstyleA@

    48  \let\xydopoststyles@=\xyPDFrawZ@

    49  \let\xykillstyles@=\xykillstyles@@

    50  }

    51 \xydef@\xyPDFrawstyleA@#1{\xyPDFrawA@{{#1}{}}}

    52 \endinput