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

%%

%% Xy-pic ``Line extension'' PDF backend support.

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

%%

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

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

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

%%

%% The Xy-pic package 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.

%%

%% The Xy-pic package 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 package; if not, write to the Free Software Foundation, Inc.,

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

%%

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

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

%% version 3.7 of Xy-pic.

%%

\expandafter\ifx\csname xypdf-lloaded\endcsname\empty

 \message{not reloaded}\endinput \fi

\expandafter\let\csname xypdf-lloaded\endcsname=\empty \xycatcodes

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

 \xyinputorelse@{xypdf-s}{\xyerror@{Could not load xypdf-s}{}}%

 \xycatcodes\fi

\xydef@\installPDFline@{\installPDFstyle@

 \installPDFlinestyles@ \installPDFpolylines@ }

\xydef@\UsePDFlines{\installPDFline@}

\xydef@\NoPDFlines{\UnloadLine@\relax}

\xydef@\xyPDFlineSpecial@#1{\xyPDFrawZ@{ #1 w}}

\xydef@\xyPDFcapSpecial@#1{\xyPDFrawZ@{ #1 J}}

\xydef@\xyPDFjoinSpecial@#1{\xyPDFrawZ@{ #1 j}}

\xydef@\xyPDFmiterSpecial@#1{\xyPDFrawZ@{ #1 M}}

\xydef@\installPDFlinestyles@{%

 \let\xylinewidth@@=\xylinewidth@

 \let\transxyline@@=\transxyline@

 \let\xylineSpecial@@=\xyPDFlineSpecial@

 \let\resetxyline@@=\resetxyline@i

 \let\xy@linecap@@=\xy@linecap@

 \let\xycapSpecial@@=\xyPDFcapSpecial@

 \let\resetxylinecap@@=\resetxylinecap@i

 \let\xy@linejoin@@=\xy@linejoin@

 \let\xyjoinSpecial@@=\xyPDFjoinSpecial@

 \let\resetxylinejoin@@=\resetxylinejoin@i

 \let\xy@linemiter@@=\xy@linemiter@

 \let\xymiterSpecial@@=\xyPDFmiterSpecial@

 \let\resetxylinemiter@@=\resetxylinemiter@i

}

\xydef@\xypolylinePDF@Special#1{\PDFspecial@@{ q [] 0 d #1 S Q}}

\xydef@\xypolydotPDF@Special#1{\PDFspecial@@{ q [1 3] 0 d S Q}}

\xydef@\xypolydashPDF@Special#1{\PDFspecial@@{ q [5] 0 d #1 S Q}}

\xydef@\xypolyfillPDF@Special#1{\PDFspecial@@{ q #1 f Q}}

\xydef@\xypolyeofillPDF@Special#1{\PDFmacro@{ q #1 f* Q}}

\xydef@\installPDFpolylines@{%

 \let\xypolyline@Special=\xypolylinePDF@Special

 \let\xypolydot@Special=\xypolydotPDF@Special

 \let\xypolydash@Special=\xypolydashPDF@Special

 \let\xypolyfill@Special=\xypolyfillPDF@Special

%\let\xypolyeofill@Special=\xypolyeofillPDF@Special

 \let\xy@polystyle@@=\xy@polystyle@ }

\endinput