[pdftex] [texhax] making pdf document accessible using LaTeX
Victor Ivrii
vivrii at gmail.com
Mon Nov 12 16:23:46 CET 2007
On Nov 12, 2007 9:41 AM, Martin Heller <mr_heller at yahoo.dk> wrote:
> William Adams skrev:
>
> > Most screen readers for example will flatten out the Pythagorean
> > Theorem to, `` `A' two plus `B' two equals `C' two''.
>
> You could provide an alternative text in pdf as well. I don't
> know if screen readers can pick it up, though.
>
> \documentclass[12pt]{article}
> \usepackage[latin1]{inputenc}
> \usepackage[T1]{fontenc}
>
> \begin{document}
> The Pythagorean Theorem is
> \pdfliteral direct {%
> /Span << /ActualText (a\ squared\ plus b\ squared\ equals\ c\
> squared) >> BDC
> }%
> $a^2+b^2=c^2$
> \pdfliteral direct {%
> EMC
> }
> \end{document}
>
>
Sure, Adobe Reader can read (if Reading Preferences set out
correctly). In particular in LaTeX source certain parts could be
skipped from reading.
--
========================
Victor Ivrii, Professor, Department of Mathematics, University of Toronto
http://www.math.toronto.edu/ivrii
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