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% tikz-qtree-compat.tex
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sawine@9
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% Version 1.1, 25 Dec 2009
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\RequirePackage{tikz-qtree}
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\let\orig@Tree\Tree
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\def\Tree{\automath \qtreeprimes@internal \orig@Tree}
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\def\qsetw#1{\message{\noexpand\qsetw is not supported, sorry!}}
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\def\faketreewidth#1{\message{\noexpand\faketreewidth is not supported, sorry!}}
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\def\qbalance{\message{\noexpand\qbalance is not supported, sorry!}}
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\def\qframesubtree{\message{\noexpand\qframesubtree is not supported, sorry!}}
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% Implement \qroof as a fancy leaf node
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\newtoks\@qrooflabel
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\def\qroof#1.{%
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\begin{tikzpicture}[baseline]
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{\pgftransformshift{\pgftree@levelshift}%
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\node(qroofbot){#1};}
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\@qroof
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}
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\def\@qroof{\@ifnextchar\egroup{%
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% since we are putting the qroof inside a node, we already have an inner sep
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% so for the purposes of defining our bounding box, we must eliminate inner sep
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\begin{pgfsubpicture}
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\node [inner sep=0pt] {\the\@qrooflabel};%
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\end{pgfsubpicture}
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\pgfpathrectanglecorners{\pgfpoint{\the\pgf@subpicminx}{\the\pgf@subpicminy}}{\pgfpoint{\the\pgf@subpicmaxx}{\the\pgf@subpicmaxy}}%
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\pgfusepath{use as bounding box}%
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\node (qrooftop) {\the\@qrooflabel};
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\draw \roof@edge{qrooftop}{qroofbot};%
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\end{tikzpicture}}
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{\@@qroof}}
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\def\@@qroof#1{\expandafter\@qrooflabel\expandafter{\the\@qrooflabel #1}\@qroof}
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%%% This is lifted straight from qtree.sty
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% and another odd convenience:
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%
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% Make _, ^ go into math mode automatically in the scope of \automath
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%
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{ % Temporarily change catcodes
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\catcode`\_=\active
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\catcode`\^=\active
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\global\def\automath{%
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\catcode`\_=\active
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\catcode`\^=\active
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\def_##1{\@ifnextchar^{\automath@two_{##1}}{\ensuremath{\sb{##1}}}}%
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\def^##1{\@ifnextchar_{\automath@two^{##1}}{\ensuremath{\sp{##1}}}}}
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}
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\def\automath@two#1#2#3#4{\ensuremath{#1{#2}\relax #3{#4}}}
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% Restore default catcodes for ^, _
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\def\noautomath{\catcode`\_=8 \catcode`\^=7 }
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% Let \0, \1, \2 produce ^0, $'$, $''$
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% The \rlap results in better centering of the label (ignoring the
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% superscript)
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\def\qtreeprimes@internal{%
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\def\0{\ifmmode ^0\else \rlap{$^0$}\fi}%
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\def\1{\ifmmode '\else \rlap{$'$}\fi}%
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\def\2{\ifmmode ''\else \rlap{$''$}\fi}%
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}
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% Same commands, but without the \rlap feature
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\def\qtreeprimes{%
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\def\0{\ensuremath{^0}}%
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\def\1{\ensuremath{'}}%
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\def\2{\ensuremath{''}}}
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