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% th4.4ht 2007-01-03-21:02 %
% Copyright (C) 1997--2007 Eitan M. Gurari %
% %
% This work may be distributed and/or modified under the %
% conditions of the LaTeX Project Public License, either %
% version 1.3 of this license or (at your option) any %
% later version. The latest version of this license is %
% in %
% http://www.latex-project.org/lppl.txt %
% and version 1.3 or later is part of all distributions %
% of LaTeX version 2003/12/01 or later. %
% %
% This work has the LPPL maintenance status "maintained".%
% %
% This Current Maintainer of this work %
% is Eitan M. Gurari. %
% %
% If you modify this program your changing its signature %
% with a directive of the following form will be %
% appreciated. %
% \message{signature} %
% %
% gurari@cse.ohio-state.edu %
% http://www.cse.ohio-state.edu/~gurari %
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\immediate\write-1{version 2007-01-03-21:02}
\ifHtml
\:CheckOption{javascript}
\if:Option \else\:CheckOption{th4}\fi
\if:Option
\ScriptCommand{\JavaScript}{\vbox\bgroup \linepenalty1000 \NoFonts
\Configure{HVerbatim+}{\z@}{\nobreak\space}%
\A:JavaScript }{\B:JavaScript \EndNoFonts
\ht:special{t4ht@(}\egroup \ht:special{t4ht@)}}
\NewConfigure{JavaScript}[2]{\def\A:JavaScript{\ht:everypar{}#1}%
\def\B:JavaScript{#2}}
\def\javascript#1{\b:jv#1\e:jv}
\def\b:jv{\begingroup \vrb:tt
\leftskip\z@ \parindent\z@
\Configure{HVerbatim}{}{}{}{}\Configure{HVerbatim+}{\z@}{ }%
\NoFonts \A:JavaScript \ht:special{t4ht@@}}
\def\e:jv{\ht:special{t4ht@@}%
\B:JavaScript\EndNoFonts\endgroup}
\else
\Log:Note{for javascript support,
use the command line option `javascript'}
\fi
\:CheckOption{java}
\if:Option \else\:CheckOption{th4}\fi
\if:Option
\Odef\Applet[#1]#2{\Appl:[#1]#2,,,!*?: }
\def\Appl:[#1]#2,#3,#4,#5!*?: {%
\def\:temp{#3}\def\LastApplet{#4}%
\HCode{}}
\def\AppletInfo{\def\Applet:Needs##1}
\AppletInfo{\Needs-{needs #1.class}}
\else
\Log:Note{for java support,
use the command line option `java'}
\fi
\:CheckOption{image-maps}
\if:Option \else\:CheckOption{th4}\fi
\if:Option
\Odef\Ar:a[#1]#2{{\def\tag:A{area}\Link[#1 ]{#2}{}\EndLink}}
\Odef\Map[#1]#2#3{%
\def\:tempd{\Map:[#1]{#2}{#3}}%
\rm:attr{#1}\ifx \:tempB\empty \expand:after{\let\:tempc}\csname
cw:)#2\endcsname
\ifx\:tempc\relax\else
\edef\:tempd{\noexpand\in:mp\:tempc!*?: {#1}}%
\def\:temp{#3}\ifx \:temp\empty\else
\Tag{)#3}{\:tempc}%
\fi \fi
\fi \:tempd}
\def\in:mp#1=#2=#3==#4!*?: #5{\IMG:LINK{#1}{#4#5}{#2}{#3}}
\def\rm:attr#1{\edef\:tempB{\noexpand\rm:atr#1 !*?: }\:tempB}
\def\rm:atr#1 #2!*?: {\def\:tempB{#1}}
\Odef\Map:[#1]#2#3{%
\NewHaddr\:tempA \def\:temp##1-{##1-imap}%
\edef\:tempA{\expandafter\:temp\:tempA}%
%
\NewHaddr\alt:map
\def\:temp{#3}\ifx \:temp\:empty\else
\rm:attr{#1}%
\Tag{)#3}{\alt:map=\:tempA=#2==\:tempB}\fi
\edef\:tempB{\noexpand\IMG:LINK{\noexpand\alt:map}{#1}}\:tempB
\:tempA{#2}\let\:Map\empty
%
\HCode{}%
\def\EndMap{%
\HPage[\alt:map]{}{\let\set:mp\st:mp \:Map}\EndHPage{}%
\HCode{}%
\let\u:map\empty}}
\let\set:mp\relax
\def\st:mp#1#2#3{\def\:temp{#1#2}\ifx \:temp\empty \else
[\Link[#1]{#2}{}#3\EndLink]
\fi }
\def\IMG:LINK#1#2#3#4{\Link[\RefFile{#1}]{}{}%
{\def\tag:A{img}\def\HREF:{src=}\def\empty:lnk{/}%
\Link[#2 alt="textual map" usemap="\GetHref#3"]{#4}{}}\EndLink}
\def\RectArea(#1){\bgroup\def\:tempa{\M:nMx#1,}\def\:tempb{rect}\Are:}
\def\CircleArea(#1){\bgroup\def\:tempa{#1}\def\:tempb{circle}\Are:}
\def\PolyArea(#1){\bgroup\def\:tempa{#1}\def\:tempb{poly}\Are:}
\def\M:nMx#1,#2,#3,#4,{\M:n{#1}{#3},%
\M:n{#2}{#4},\M:x{#1}{#3},\M:x{#2}{#4}}
\Odef\Are:[#1]#2#3{%
\xdef\:Map{\:Map\set:mp{#1}{#2}{#3}}%
\Ar:a[#1\Hnewline shape="\:tempb"\Hnewline
coords="\:tempa"\Hnewline alt="#3"]{#2}\egroup}
\def\M:n#1#2{\ifnum #1<#2 #1\else #2\fi}
\def\M:x#1#2{\ifnum #1<#2 #2\else #1\fi}
\else
\Log:Note{for image maps support,
use the command line option `image-maps'}
\fi
\:CheckOption{frames-}
\if:Option \else\:CheckOption{frames}\fi
\if:Option \else\:CheckOption{th4}\fi
\if:Option
\def\HorFrames{\def\:tempa{cols}\:Frames}
\def\VerFrames{\def\:tempa{rows}\:Frames}
\Odef\:Frames[#1]#2{%
\PushStack\Frm:Stc{}%
\HCode{}}
\def\NoFrames{%
\PopStack\Frm:Stc\:temp
\PushStack\Frm:Stc{}
\HCode{