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%% xyoztex.tex from $Id: xyoztex.doc,v 3.3 1996/12/18 09:26:26 ross Exp $
%%
%% Xy-pic ``OzTeX'' driver interface option.
%% Copyright (c) 1995-1996 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) 1991-1996 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.
%%
\ifx\xyloaded\undefined \input xy \fi
\xyprovide{oztex}{OzTeX driver}{\stripRCS$Revision: 3.3 $}%
{Ross Moore}{ross@mpce.mq.edu.au}%
{Mathematics Department, Macquarie University, NSW~2109, Australia}
\xydef@\OzTeX@@#1{\dvimessage@{OzTeX}{#1}}
\newdriver{%
\xyaddsupport{color}\oztexColor@@
\xyaddsupport{crayon}\oztexCrayon@@
\xyaddsupport{ps}\oztexPS@@
\xyaddsupport{rotate}\oztexRotate@@
\xyaddsupport{line}\oztexLine@@
\xyaddsupport{frame}\oztexFrames@@
\xyaddsupport{tile}\oztexTiles@@
\xyaddsupport{cmtip}\relax
}
\xydef@\oztexColor@@{\OzTeXColours@}
\xydef@\OzTeXColours@{\OzTeXPStypes@
\let\xylocalColor@=\xyNoColor@@ \def\xycolor@{\xycolor@@}%
\expandafter\ifx\csname xyps-psloaded\endcsname\empty\DN@{%
\xyinputorelse@{xyps-c}{\xydrivernoload@{ps-c}}%
\installPScolor@ }\else\DN@{}\fi \next@
\ifx\xycrayolaloaded\empty \DN@{\xystandardcolors@\OzTeXCrayon@@{}}%
\else\let\next@=\xystandardcolors@\fi \next@
\let\xycolorwarning@=\relax
\let\oztexColor@@=\relax
\let\UnloadColor@@=\NoOzTeXColor@
}
\xydef@\NoOzTeXColor@{%
\let\xylocalColor@=\xyNoColor@@
\let\xycolor@=\xyNoColor@
\let\xycolorwarning@=\xycolorwarning@@
\let\oztexColor@@=\OzTeXColours@
\let\UnloadColor@@=\UnloadColor@
}
\xydef@\OzTeXCrayon@@{\installCrayolaColors@}
\xydef@\oztexPS@@{\oztexPS@}
\xydef@\oztexPSunload@{\UnloadPS@
\def\xyPSdictname{}\UsePSdict@@false
\let\installxyps@@=\relax
\let\UnloadPS@@=\UnloadPS@
\xyPSshapes@true
\let\oztexPS@@=\oztexPS@ }
\xydef@\OzTeXSpecial@#1{\special{empty.ps {#1}xy}}
\xydef@\OzTeXMacro@#1{\special{empty.ps {#1}xy}}
\xydef@\OzTeXDict@#1{\special{empty.ps @bxy{#1}stopped pop @exy}}
\xydef@\OzTeXinclude@#1{\special{#1}}
\xydef@\OzTeXraw@#1{\special{empty.ps @bxy #1 @exy}}%
\xydef@\OzTeXPStypes@{%
\xyinputorelse@{xyps-ps}{\xydrivernoload@{ps-ps}}%
\ifx\PSspecial@@\OzTeXSpecial@\else
\let\PSspecial@@=\OzTeXSpecial@
\let\PSmacro@@=\OzTeXMacro@
\let\PSdict@@=\OzTeXDict@
\let\PSraw@@=\OzTeXraw@
\let\PSinclude@@=\OzTeXinclude@
\let\xyPSobeylines@@=\obeyOzTeXlines@
\let\PSspecialdict@@=\OzTeXDict@
\OzTeX@@{PostScript}%
\fi
\OzTeXCurrpt@ }
{\catcode`\^^M=\active
\gdef\next{\catcode`\^^M=\active \let^^M=\space \obeyspaces}}
\xylet@\obeyOzTeXlines@=\next
\xydef@\OzTeXCurrpt@{\let\xyPScurrpt@@=\OzTeXCurrpt@@}%
\xydef@\OzTeXCurrpt@@{\PSraw@@{xyp}}
\xydef@\oztexPS@{\OzTeXPStypes@
\let\oztexPS@@=\relax
\let\UnloadPS@@=\oztexPSunload@
\let\installxyps@@=\@OzTeX@PS@
\installxyps@ }
\xydef@\@OzTeX@PS@{\UsePSdict@@true
\let\includePSmessage@=\xyOzTeXheader
\ifx\undefined\xyPSdictname\def\xyPSdictname{global.ps}\fi}
\xydef@\xyOzTeXheader#1#2#3{\UsePSdict@@true}
\xydef@\oztexLine@@{\oztexLine@}
\xydef@\oztexLine@{\OzTeXPStypes@
\expandafter\ifx\csname xyps-psloaded\endcsname\empty\DN@{%
\xyinputorelse@{xyps-l}{\xydrivernoload@{ps-l}}\installPSline@ }%
\else\DN@{\xydriverfail@{line-styles are}\UnloadLine@\relax}\fi
\next@ }
\xydef@\oztexFrames@@{\OzTeXFrames@}
\xydef@\OzTeXFrames@{\OzTeXPStypes@
\expandafter\ifx\csname xyps-psloaded\endcsname\empty\DN@{%
\xyinputorelse@{xyps-f}{\xydrivernoload@{ps-f}}\installPSframes@ }%
\else\DN@{\xydriverfail@{frames are}\UnloadPSFrames@\relax}\fi
\next@ }
\xydef@\oztexTiles@@{\OzTeXTiles@}
\xydef@\OzTeXTiles@{\OzTeXPStypes@
\expandafter\ifx\csname xyps-psloaded\endcsname\empty\DN@{%
\xyinputorelse@{xyps-t}{\xydrivernoload@{ps-t}}\installPSpatterns@
\xystandardpatterns@ }%
\else\DN@{\xydriverfail@{Patterns are}\UnloadPSpatterns@\relax}\fi
\next@ }
\xydef@\oztexRotate@@{\OzTeXRotate@}
\xydef@\OzTeXRotate@{\OzTeXPStypes@
\expandafter\ifx\csname xyps-psloaded\endcsname\empty\DN@{%
\xyinputorelse@{xyps-r}{\xydrivernoload@{ps-r}}%
\OzTeXRotScale@ \installPSrotscale@ \xyPSshapes@false }%
\else\DN@{\xydriverfail@{rotations are}\UnloadRotate@\relax}\fi
\next@ }
\xydef@\OzTeXRotScale@{%
\def\xyrot@start(##1){%
{xyp xyt ##1\space xyr}{OzXy begin gsave}}%
\def\xyscale@start(##1,##2){%
{xyp xyt ##1\space##2\space xys}{OzXy begin gsave}}%
\def\xyrot@end{grestore end}\def\xyscale@end{grestore end}}
\let\OzTeXRotScale@=\xyRotScale@@
\xyendinput
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