On Tue, 3 Mar 2015, Hans Hagen wrote:
On 3/3/2015 6:12 PM, Aditya Mahajan wrote:
2. The metafun alternative is a bit inconvenient. Suppose you want to
draw a bunch of such graphics (words connected by arrows). Then, you
will need to ensure that node names are unique. (Is there a way to get
around that?)
\newcounter\connectedwordcounter
\starttexdefinition unexpanded fromword [#1]#2
\expandafter\pushmacro\csname cwc>#1\endcsname % nesting hack
\doglobal\increment\connectedwordcounter
\setxvalue{cwc>#1}{\connectedwordcounter}%
\startpositionoverlay{highlightoverlay}
\setMPpositiongraphic
{\getvalue{cwc>#1}>f}
{highlightgraphic}
{from=\getvalue{cwc>#1}>f,to=\getvalue{cwc>#1}>t}
\stoppositionoverlay
\hpos{\getvalue{cwc>#1}>f}{#2}%
\stoptexdefinition
\starttexdefinition unexpanded toword [#1]#2
\hpos{\getvalue{cwc>#1}>t}{#2}
\expandafter\popmacro\csname cwc>#1\endcsname % nesting hack
\stoptexdefinition
Thanks.
Aditya
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