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pgfmanual-en-macros.tex
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pgfmanual-en-macros.tex
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% Copyright 2006 by Till Tantau
%
% This file may be distributed and/or modified
%
% 1. under the LaTeX Project Public License and/or
% 2. under the GNU Free Documentation License.
%
% See the file doc/generic/pgf/licenses/LICENSE for more details.
% $Header: /cvsroot/pgf/pgf/doc/generic/pgf/macros/pgfmanual-en-macros.tex,v 1.81 2014/03/20 10:07:44 tantau Exp $
\providecommand\href[2]{\texttt{#1}}
\providecommand\hypertarget[2]{\texttt{#1}}
\providecommand\hyperlink[2]{\texttt{#1}}
\colorlet{examplefill}{yellow!80!black}
\definecolor{graphicbackground}{rgb}{0.96,0.96,0.8}
\definecolor{codebackground}{rgb}{0.9,0.9,1}
\newenvironment{pgfmanualentry}{\list{}{\leftmargin=2em\itemindent-\leftmargin\def\makelabel##1{\hss##1}}}{\endlist}
\newcommand\pgfmanualentryheadline[1]{\itemsep=0pt\parskip=0pt{\raggedright\item\strut{#1}\par}\topsep=0pt}
\newcommand\pgfmanualbody{\parskip3pt}
\let\origtexttt=\texttt
\def\texttt#1{{\def\textunderscore{\char`\_}\def\textbraceleft{\char`\{}\def\textbraceright{\char`\}}\origtexttt{#1}}}
\def\exclamationmarktext{!}
\def\atmarktext{@}
{
\catcode`\|=12
\gdef\pgfmanualnormalbar{|}
\catcode`\|=13
\AtBeginDocument{\gdef|{\ifmmode\pgfmanualnormalbar\else\expandafter\verb\expandafter|\fi}}
}
\newenvironment{pgflayout}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\texttt{\string\pgfpagesuselayout\char`\{\declare{#1}\char`\}}\oarg{options}%
}
\index{#1@\protect\texttt{#1} layout}%
\index{Page layouts!#1@\protect\texttt{#1}}%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{command}[1]{
\begin{pgfmanualentry}
\extractcommand#1\@@
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\makeatletter
\def\includeluadocumentationof#1{
\directlua{require 'pgf.manual.DocumentParser'}
\directlua{pgf.manual.DocumentParser.include '#1'}
}
\newenvironment{luageneric}[4]{
\pgfmanualentry
\pgfmanualentryheadline{#4 \texttt{#1\declare{#2}}#3}
\index{#2@\protect\texttt{#2} (Lua)}%
\def\temp{#1}
\ifx\temp\pgfutil@empty\else
\index{#1@\protect\texttt{#1}!#2@\protect\texttt{#2} (Lua)}%
\fi
\pgfmanualbody
}{\endpgfmanualentry}
\newenvironment{luatable}[3]{
\medskip
\luageneric{#1}{#2}{ (declared in \texttt{#3})}{\textbf{Lua table}}
}{\endluageneric}
\newenvironment{luafield}[1]{
\pgfmanualentry
\pgfmanualentryheadline{Field \texttt{\declare{#1}}}
\pgfmanualbody
}{\endpgfmanualentry}
\newenvironment{lualibrary}[1]{
\pgfmanualentry
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Graph Drawing Library} \texttt{\declare{#1}}%
}
\index{#1@\protect\texttt{#1} graph drawing library}%
\index{Libraries!#1@\protect\texttt{#1}}%
\index{Graph drawing libraries!#1@\protect\texttt{#1}}%
\vskip.25em
{\ttfamily\char`\\usegdlibrary\char`\{\declare{#1}\char`\}\space\space \char`\%\space\space \LaTeX\space and plain \TeX}\\
{\ttfamily\char`\\usegdlibrary[\declare{#1}]\space \char`\%\space\space Con\TeX t}\smallskip\par
\pgfmanualbody
}{\endpgfmanualentry}
\newenvironment{luadeclare}[4]{
\pgfmanualentry
\def\manual@temp@default{#3}%
\def\manual@temp@initial{#4}%
\def\manual@temp@{#3#4}%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
{\ttfamily/graph
drawing/\declare{#1}\opt{=}}\opt{#2}\hfill%
\ifx\manual@temp@\pgfutil@empty\else%
(\ifx\manual@temp@default\pgfutil@empty\else%
default {\ttfamily #3}\ifx\manual@temp@initial\pgfutil@empty\else, \fi%
\fi%
\ifx\manual@temp@initial\pgfutil@empty\else%
initially {\ttfamily #4}%
\fi%
)\fi%
}%
\index{#1@\protect\texttt{#1} key}%
\pgfmanualbody
\gdef\myname{#1}%
% \keyalias{tikz}
% \keyalias{tikz/graphs}
}{\endpgfmanualentry}
\newenvironment{luadeclarestyle}[4]{
\pgfmanualentry
\def\manual@temp@para{#2}%
\def\manual@temp@default{#3}%
\def\manual@temp@initial{#4}%
\def\manual@temp@{#3#4}%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
{\ttfamily/graph drawing/\declare{#1}}\ifx\manual@temp@para\pgfutil@empty\else\opt{\texttt=}\opt{#2}\fi\hfill%
(style\ifx\manual@temp@\pgfutil@empty\else, %
\ifx\manual@temp@default\pgfutil@empty\else%
default {\ttfamily #3}\ifx\manual@temp@initial\pgfutil@empty\else, \fi%
\fi%
\ifx\manual@temp@initial\pgfutil@empty\else%
initially {\ttfamily #4}%
\fi%
\fi)%
}%
\index{#1@\protect\texttt{#1} key}%
\pgfmanualbody%
\gdef\myname{#1}%
% \keyalias{tikz}
% \keyalias{tikz/graphs}
}{\endpgfmanualentry}
\newenvironment{luanamespace}[2]{
\luageneric{#1}{#2}{}{\textbf{Lua namespace}}
}{\endluageneric}
\newenvironment{luafiledescription}[1]{}{}
\newenvironment{luacommand}[4]{
\hypertarget{pgf/lua/#1}{\luageneric{#2}{#3}{\texttt{(#4)}}{\texttt{function}}}
}{\endluageneric}
\newenvironment{luaparameters}{\par\emph{Parameters:}%
\parametercount=0\relax%
\let\item=\parameteritem%
\let\list=\restorelist%
}
{\par
}
\newenvironment{luareturns}{\par\emph{Returns:}%
\parametercount=0\relax%
\let\item=\parameteritem%
\let\list=\restorelist%
}
{\par
}
\newcount\parametercount
\newenvironment{parameterdescription}{\unskip%
\parametercount=0\relax%
\let\item=\parameteritem%
\let\list=\restorelist%
}
{\par
}
\let\saveditemcommand=\item
\let\savedlistcommand=\list
\def\denselist#1#2{\savedlistcommand{#1}{#2}\parskip0pt\itemsep0pt}
\def\restorelist{\let\item=\saveditemcommand\denselist}
\def\parameteritem{\pgfutil@ifnextchar[\parameteritem@{}}%}
\def\parameteritem@[#1]{\advance\parametercount by1\relax\hskip0.15em plus 1em\emph{\the\parametercount.}\kern1ex\def\test{#1}\ifx\test\pgfutil@empty\else#1\kern.5em\fi}
\newenvironment{commandlist}[1]{%
\begin{pgfmanualentry}
\foreach \xx in {#1} {%
\expandafter\extractcommand\xx\@@
}%
\pgfmanualbody
}{%
\end{pgfmanualentry}
}%
% \begin{internallist}[register]{\pgf@xa}
% \end{internallist}
%
% \begin{internallist}[register]{\pgf@xa,\pgf@xb}
% \end{internallist}
\newenvironment{internallist}[2][register]{%
\begin{pgfmanualentry}
\foreach \xx in {#2} {%
\expandafter\extractinternalcommand\expandafter{\xx}{#1}%
}%
\pgfmanualbody
}{%
\end{pgfmanualentry}
}%
\def\extractinternalcommand#1#2{%
\removeats{#1}%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{\textbackslash\strippedat}{}%
Internal #2 \declare{\texttt{\string#1}}}%
\index{Internals!\strippedat @\protect\myprintocmmand{\strippedat}}%
\index{\strippedat @\protect\myprintocmmand{\strippedat}}%
}
%% MW: START MATH MACROS
\def\mvar#1{{\ifmmode\textrm{\textit{#1}}\else\rmfamily\textit{#1}\fi}}
\makeatletter
\def\extractmathfunctionname#1{\extractmathfunctionname@#1(,)\tmpa\tmpb}
\def\extractmathfunctionname@#1(#2)#3\tmpb{\def\mathname{#1}}
\makeatother
\newenvironment{math-function}[1]{
\def\mathdefaultname{#1}
\extractmathfunctionname{#1}
\edef\mathurl{{math:\mathname}}\expandafter\hypertarget\expandafter{\mathurl}{}%
\begin{pgfmanualentry}
\pgfmanualentryheadline{\texttt{#1}}%
\index{\mathname @\protect\texttt{\mathname} math function}%
\index{Math functions!\mathname @\protect\texttt{\mathname}}%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\pgfmanualemptytext{}
\def\pgfmanualvbarvbar{\char`\|\char`\|}
\newenvironment{math-operator}[4][]{%
\begin{pgfmanualentry}
\csname math#3operator\endcsname{#2}{#4}
\def\mathtest{#4}%
\ifx\mathtest\pgfmanualemptytext%
\def\mathtype{(#3 operator)}
\else%
\def\mathtype{(#3 operator; uses the \texttt{#4} function)}
\fi%
\pgfmanualentryheadline{\mathexample\hfill\mathtype}%
\def\mathtest{#1}%
\ifx\mathtest\pgfmanualemptytext%
\index{#2@\protect\texttt{#2} #3 math operator}%
\index{Math operators!#2@\protect\texttt{#2}}%
\fi%
\pgfmanualbody
}
{\end{pgfmanualentry}}
\newenvironment{math-operators}[5][]{%
\begin{pgfmanualentry}
\csname math#4operator\endcsname{#2}{#3}
\def\mathtest{#5}%
\ifx\mathtest\pgfmanualemptytext%
\def\mathtype{(#4 operators)}
\else%
\def\mathtype{(#4 operators; use the \texttt{#5} function)}
\fi%
\pgfmanualentryheadline{\mathexample\hfill\mathtype}%
\def\mathtest{#1}%
\ifx\mathtest\pgfmanualemptytext%
\index{#2#3@\protect\texttt{#2\protect\ #3} #4 math operators}%
\index{Math operators!#2#3@\protect\texttt{#2\protect\ #3}}%
\fi%
\pgfmanualbody
}
{\end{pgfmanualentry}}
\def\mathinfixoperator#1#2{%
\def\mathoperator{\texttt{#1}}%
\def\mathexample{\mvar{x}\space\texttt{#1}\space\mvar{y}}%
}
\def\mathprefixoperator#1#2{%
\def\mathoperator{\texttt{#1}}%
\def\mathexample{\texttt{#1}\mvar{x}}%
}
\def\mathpostfixoperator#1#2{%
\def\mathoperator{\texttt{#1}}
\def\mathexample{\mvar{x}\texttt{#1}}%
}
\def\mathgroupoperator#1#2{%
\def\mathoperator{\texttt{#1\ #2}}%
\def\mathexample{\texttt{#1}\mvar{x}\texttt{#2}}%
}
\expandafter\let\csname matharray accessoperator\endcsname=\mathgroupoperator
\expandafter\let\csname matharrayoperator\endcsname=\mathgroupoperator
\def\mathconditionaloperator#1#2{%
\def\mathoperator{#1\space#2}
\def\mathexample{\mvar{x}\ \texttt{#1}\ \mvar{y}\ {\texttt{#2}}\ \mvar{z}}
}
\newcommand\mathcommand[1][\mathdefaultname]{%
\expandafter\makemathcommand#1(\empty)\stop%
\expandafter\extractcommand\mathcommandname\@@%
\medskip
}
\makeatletter
\def\makemathcommand#1(#2)#3\stop{%
\expandafter\def\expandafter\mathcommandname\expandafter{\csname pgfmath#1\endcsname}%
\ifx#2\empty%
\else%
\@makemathcommand#2,\stop,
\fi}
\def\@makemathcommand#1,{%
\ifx#1\stop%
\else%
\expandafter\def\expandafter\mathcommandname\expandafter{\mathcommandname{\ttfamily\char`\{#1\char`\}}}%
\expandafter\@makemathcommand%
\fi}
\makeatother
\def\calcname{\textsc{calc}}
\newenvironment{math-keyword}[1]{
\extracttikzmathkeyword#1@
\begin{pgfmanualentry}
\pgfmanualentryheadline{\texttt{\color{red}\mathname}\mathrest}%
\index{\mathname @\protect\texttt{\mathname} tikz math function}%
\index{TikZ math functions!\mathname @\protect\texttt{\mathname}}%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extracttikzmathkeyword#1#2@{%
\def\mathname{#1}%
\def\mathrest{#2}%
}
%% MW: END MATH MACROS
\def\extractcommand#1#2\@@{%
\removeats{#1}%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{\textbackslash\strippedat}{}%
\declare{\texttt{\string#1}}#2%
}%
\index{\strippedat @\protect\myprintocmmand{\strippedat}}
}
\def\luaextractcommand#1#2\relax{%
\declare{\texttt{\string#1}}#2\par%
% \removeats{#1}%
% \index{\strippedat @\protect\myprintocmmand{\strippedat}}
% \pgfmanualpdflabel{\textbackslash\strippedat}{}%
}
% \begin{environment}{{name}\marg{arguments}}
\renewenvironment{environment}[1]{
\begin{pgfmanualentry}
\extractenvironement#1\@@
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractenvironement#1#2\@@{%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
{\ttfamily\char`\\begin\char`\{\declare{#1}\char`\}}#2%
}%
\pgfmanualentryheadline{{\ttfamily\ \ }\meta{environment contents}}%
\pgfmanualentryheadline{{\ttfamily\char`\\end\char`\{\declare{#1}\char`\}}}%
\index{#1@\protect\texttt{#1} environment}%
\index{Environments!#1@\protect\texttt{#1}}
}
\newenvironment{plainenvironment}[1]{
\begin{pgfmanualentry}
\extractplainenvironement#1\@@
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractplainenvironement#1#2\@@{%
\pgfmanualentryheadline{{\ttfamily\declare{\char`\\#1}}#2}%
\pgfmanualentryheadline{{\ttfamily\ \ }\meta{environment contents}}%
\pgfmanualentryheadline{{\ttfamily\declare{\char`\\end#1}}}%
\index{#1@\protect\texttt{#1} environment}%
\index{Environments!#1@\protect\texttt{#1}}%
}
\newenvironment{contextenvironment}[1]{
\begin{pgfmanualentry}
\extractcontextenvironement#1\@@
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractcontextenvironement#1#2\@@{%
\pgfmanualentryheadline{{\ttfamily\declare{\char`\\start#1}}#2}%
\pgfmanualentryheadline{{\ttfamily\ \ }\meta{environment contents}}%
\pgfmanualentryheadline{{\ttfamily\declare{\char`\\stop#1}}}%
\index{#1@\protect\texttt{#1} environment}%
\index{Environments!#1@\protect\texttt{#1}}}
\newenvironment{shape}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Shape} {\ttfamily\declare{#1}}%
}%
\index{#1@\protect\texttt{#1} shape}%
\index{Shapes!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{pictype}[2]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Pic type} {\ttfamily\declare{#1}#2}%
}%
\index{#1@\protect\texttt{#1} pic type}%
\index{Pic Types!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{shading}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Shading} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} shading}%
\index{Shadings!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{graph}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Graph} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} graph}%
\index{Graphs!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{gdalgorithm}[2]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Layout} {\ttfamily/graph drawing/\declare{#1}\opt{=}}\opt{\meta{options}}}%
\index{#1@\protect\texttt{#1} layout}%
\index{Layouts!#1@\protect\texttt{#1}}%
\foreach \algo in {#2}
{\edef\marshal{\noexpand\index{#2@\noexpand\protect\noexpand\texttt{#2} algorithm}}\marshal}%
\index{Graph drawing layouts!#1@\protect\texttt{#1}}
\item{\small alias {\ttfamily/tikz/#1}}\par
\item{\small alias {\ttfamily/tikz/graphs/#1}}\par
\item{\small Employs {\ttfamily algorithm=#2}}\par
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{dataformat}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Format} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} format}%
\index{Formats!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{stylesheet}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Style sheet} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} style sheet}%
\index{Style sheets!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{handler}[1]{
\begin{pgfmanualentry}
\extracthandler#1\@nil%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\gobble#1{}
\def\extracthandler#1#2\@nil{%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{/handlers/#1}{}%
\textbf{Key handler} \meta{key}{\ttfamily/\declare{#1}}#2}%
\index{\gobble#1@\protect\texttt{#1} handler}%
\index{Key handlers!#1@\protect\texttt{#1}}
}
\makeatletter
\newenvironment{stylekey}[1]{
\begin{pgfmanualentry}
\def\extrakeytext{style, }
\extractkey#1\@nil%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\choicesep{$\vert$}%
\def\choicearg#1{\texttt{#1}}
\newif\iffirstchoice
% \mchoice{choice1,choice2,choice3}
\newcommand\mchoice[1]{%
\begingroup
\firstchoicetrue
\foreach \mchoice@ in {#1} {%
\iffirstchoice
\global\firstchoicefalse
\else
\choicesep
\fi
\choicearg{\mchoice@}%
}%
\endgroup
}%
% \begin{key}{/path/x=value}
% \begin{key}{/path/x=value (initially XXX)}
% \begin{key}{/path/x=value (default XXX)}
\newenvironment{key}[1]{
\begin{pgfmanualentry}
\def\extrakeytext{}
%\def\altpath{\emph{\color{gray}or}}%
\extractkey#1\@nil%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
% \insertpathifneeded{a key}{/pgf} -> assign mykey={/pgf/a key}
% \insertpathifneeded{/tikz/a key}{/pgf} -> assign mykey={/tikz/a key}
%
% #1: the key
% #2: a default path (or empty)
\def\insertpathifneeded#1#2{%
\def\insertpathifneeded@@{#2}%
\ifx\insertpathifneeded@@\empty
\def\mykey{#1}%
\else
\insertpathifneeded@#2\@nil
\ifpgfutil@in@
\def\mykey{#2/#1}%
\else
\def\mykey{#1}%
\fi
\fi
}%
\def\insertpathifneeded@#1#2\@nil{%
\def\insertpathifneeded@@{#1}%
\def\insertpathifneeded@@@{/}%
\ifx\insertpathifneeded@@\insertpathifneeded@@@
\pgfutil@in@true
\else
\pgfutil@in@false
\fi
}%
% \begin{keylist}[default path]
% {/path/option 1=value,/path/option 2=value2}
% \end{keylist}
\newenvironment{keylist}[2][]{%
\begin{pgfmanualentry}
\def\extrakeytext{}%
\foreach \xx in {#2} {%
\expandafter\insertpathifneeded\expandafter{\xx}{#1}%
\expandafter\extractkey\mykey\@nil%
}%
\pgfmanualbody
}{%
\end{pgfmanualentry}
}%
\def\extractkey#1\@nil{%
\pgfutil@in@={#1}%
\ifpgfutil@in@%
\extractkeyequal#1\@nil
\else%
\pgfutil@in@{(initial}{#1}%
\ifpgfutil@in@%
\extractequalinitial#1\@nil%
\else
\pgfmanualentryheadline{%
\def\mykey{#1}%
\def\mypath{}%
\gdef\myname{}%
\firsttimetrue%
\pgfmanualdecomposecount=0\relax%
\decompose#1/\nil%
{\ttfamily\declare{#1}}\hfill(\extrakeytext no value)}%
\fi
\fi%
}
\def\extractkeyequal#1=#2\@nil{%
\pgfutil@in@{(default}{#2}%
\ifpgfutil@in@%
\extractdefault{#1}#2\@nil%
\else%
\pgfutil@in@{(initial}{#2}%
\ifpgfutil@in@%
\extractinitial{#1}#2\@nil%
\else
\pgfmanualentryheadline{%
\def\mykey{#1}%
\def\mypath{}%
\gdef\myname{}%
\firsttimetrue%
\pgfmanualdecomposecount=0\relax%
\decompose#1/\nil%
{\ttfamily\declare{#1}=}#2\hfill(\extrakeytext no default)}%
\fi%
\fi%
}
\def\extractdefault#1#2(default #3)\@nil{%
\pgfmanualentryheadline{%
\def\mykey{#1}%
\def\mypath{}%
\gdef\myname{}%
\firsttimetrue%
\pgfmanualdecomposecount=0\relax%
\decompose#1/\nil%
{\ttfamily\declare{#1}\opt{=}}\opt{#2}\hfill (\extrakeytext default {\ttfamily#3})}%
}
\def\extractinitial#1#2(initially #3)\@nil{%
\pgfmanualentryheadline{%
\def\mykey{#1}%
\def\mypath{}%
\gdef\myname{}%
\firsttimetrue%
\pgfmanualdecomposecount=0\relax%
\decompose#1/\nil%
{\ttfamily\declare{#1}=}#2\hfill (\extrakeytext no default, initially {\ttfamily#3})}%
}
\def\extractequalinitial#1 (initially #2)\@nil{%
\pgfmanualentryheadline{%
\def\mykey{#1}%
\def\mypath{}%
\gdef\myname{}%
\firsttimetrue%
\pgfmanualdecomposecount=0\relax%
\decompose#1/\nil%
{\ttfamily\declare{#1}}\hfill (\extrakeytext initially {\ttfamily#2})}%
}
% Introduces a key alias '/#1/<name of current key>'
% to be used inside of \begin{key} ... \end{key}
\def\keyalias#1{\vspace{-3pt}\item{\small alias {\ttfamily/#1/\myname}}\vspace{-2pt}\par
\pgfmanualpdflabel{/#1/\myname}{}%
}
\newif\iffirsttime
\newcount\pgfmanualdecomposecount
\makeatother
\def\decompose/#1/#2\nil{%
\def\test{#2}%
\ifx\test\empty%
% aha.
\index{#1@\protect\texttt{#1} key}%
\index{\mypath#1@\protect\texttt{#1}}%
\gdef\myname{#1}%
\pgfmanualpdflabel{#1}{}
\else%
\advance\pgfmanualdecomposecount by1\relax%
\ifnum\pgfmanualdecomposecount>2\relax%
\decomposetoodeep#1/#2\nil%
\else%
\iffirsttime%
\begingroup%
% also make a pdf link anchor with full key path.
\def\hyperlabelwithoutslash##1/\nil{%
\pgfmanualpdflabel{##1}{}%
}%
\hyperlabelwithoutslash/#1/#2\nil%
\endgroup%
\def\mypath{#1@\protect\texttt{/#1/}!}%
\firsttimefalse%
\else%
\expandafter\def\expandafter\mypath\expandafter{\mypath#1@\protect\texttt{#1/}!}%
\fi%
\def\firsttime{}%
\decompose/#2\nil%
\fi%
\fi%
}
\def\decomposetoodeep#1/#2/\nil{%
% avoid too-deep nesting in index
\index{#1/#2@\protect\texttt{#1/#2} key}%
\index{\mypath#1/#2@\protect\texttt{#1/#2}}%
\decomposefindlast/#1/#2/\nil%
}
\makeatletter
\def\decomposefindlast/#1/#2\nil{%
\def\test{#2}%
\ifx\test\pgfutil@empty%
\gdef\myname{#1}%
\else%
\decomposefindlast/#2\nil%
\fi%
}
\makeatother
\def\indexkey#1{%
\def\mypath{}%
\decompose#1/\nil%
}
\newenvironment{predefinedmethod}[1]{
\begin{pgfmanualentry}
\extractpredefinedmethod#1\@nil
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractpredefinedmethod#1(#2)\@nil{%
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
Method \declare{\ttfamily #1}\texttt(#2\texttt) \hfill(predefined for all classes)}
\index{#1@\protect\texttt{#1} method}%
\index{Methods!#1@\protect\texttt{#1}}
}
\newenvironment{ooclass}[1]{
\begin{pgfmanualentry}
\def\currentclass{#1}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Class} \declare{\texttt{#1}}}
\index{#1@\protect\texttt{#1} class}%
\index{Class #1@Class \protect\texttt{#1}}%
\index{Classes!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{method}[1]{
\begin{pgfmanualentry}
\extractmethod#1\@nil
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractmethod#1(#2)\@nil{%
\def\test{#1}
\ifx\test\currentclass
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
Constructor \declare{\ttfamily #1}\texttt(#2\texttt)}
\else
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
Method \declare{\ttfamily #1}\texttt(#2\texttt)}
\fi
\index{#1@\protect\texttt{#1} method}%
\index{Methods!#1@\protect\texttt{#1}}
\index{Class \currentclass!#1@\protect\texttt{#1}}%
}
\newenvironment{attribute}[1]{
\begin{pgfmanualentry}
\extractattribute#1\@nil
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\extractattribute#1=#2;\@nil{%
\def\test{#2}%
\ifx\test\@empty
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
Private attribute \declare{\ttfamily #1} \hfill (initially empty)}
\else
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
Private attribute \declare{\ttfamily #1} \hfill (initially {\ttfamily #2})}
\fi
\index{#1@\protect\texttt{#1} attribute}%
\index{Attributes!#1@\protect\texttt{#1}}
\index{Class \currentclass!#1@\protect\texttt{#1}}%
}
\newenvironment{predefinednode}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Predefined node} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} node}%
\index{Predefined node!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{coordinatesystem}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
\textbf{Coordinate system} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} coordinate system}%
\index{Coordinate systems!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{snake}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{\textbf{Snake} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} snake}%
\index{Snakes!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{decoration}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{\textbf{Decoration} {\ttfamily\declare{#1}}}%
\index{#1@\protect\texttt{#1} decoration}%
\index{Decorations!#1@\protect\texttt{#1}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\def\pgfmanualbar{\char`\|}
\makeatletter
\newenvironment{pathoperation}[3][]{
\begin{pgfmanualentry}
\def\pgfmanualtest{#1}%
\pgfmanualentryheadline{%
\ifx\pgfmanualtest\@empty%
\pgfmanualpdflabel{#2}{}%
\fi%
\textcolor{gray}{{\ttfamily\char`\\path}\
\ \dots}
\declare{\texttt{\noligs{#2}}}#3\ \textcolor{gray}{\dots\texttt{;}}}%
\ifx\pgfmanualtest\@empty%
\index{#2@\protect\texttt{#2} path operation}%
\index{Path operations!#2@\protect\texttt{#2}}%
\fi%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{datavisualizationoperation}[3][]{
\begin{pgfmanualentry}
\def\pgfmanualtest{#1}%
\pgfmanualentryheadline{%
\ifx\pgfmanualtest\@empty%
\pgfmanualpdflabel{#2}{}%
\fi%
\textcolor{gray}{{\ttfamily\char`\\datavisualization}\
\ \dots}
\declare{\texttt{\noligs{#2}}}#3\ \textcolor{gray}{\dots\texttt{;}}}%
\ifx\pgfmanualtest\@empty%
\index{#2@\protect\texttt{#2} (data visualization)}%
\index{Data visualization!#2@\protect\texttt{#2}}%
\fi%
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\makeatother
\def\doublebs{\texttt{\char`\\\char`\\}}
\newenvironment{package}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
{\ttfamily\char`\\usepackage\char`\{\declare{#1}\char`\}\space\space \char`\%\space\space \LaTeX}}
\index{#1@\protect\texttt{#1} package}%
\index{Packages and files!#1@\protect\texttt{#1}}%
\pgfmanualentryheadline{{\ttfamily\char`\\input \declare{#1}.tex\space\space\space \char`\%\space\space plain \TeX}}
\pgfmanualentryheadline{{\ttfamily\char`\\usemodule[\declare{#1}]\space\space \char`\%\space\space Con\TeX t}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{pgfmodule}[1]{
\begin{pgfmanualentry}
\pgfmanualentryheadline{%
\pgfmanualpdflabel{#1}{}%
{\ttfamily\char`\\usepgfmodule\char`\{\declare{#1}\char`\}\space\space\space
\char`\%\space\space \LaTeX\space and plain \TeX\space and pure pgf}}
\index{#1@\protect\texttt{#1} module}%
\index{Modules!#1@\protect\texttt{#1}}%
\pgfmanualentryheadline{{\ttfamily\char`\\usepgfmodule[\declare{#1}]\space\space \char`\%\space\space Con\TeX t\space and pure pgf}}
\pgfmanualbody
}
{
\end{pgfmanualentry}
}
\newenvironment{pgflibrary}[1]{
\begin{pgfmanualentry}