On 17 April 2015 at 21:43, Ross Moore <ross.mo...@mq.edu.au> wrote:
>
>
>
>
> B.
> I'm currently writing a paper describing a method to attach tooltips to
> mathematical symbols and expressions. After setting the chunks in boxes for
> measuring, this ultimately puts
> \pdfannot ....
> into the math-stream.
> To not affect spacing, this would need to be a boojum surely.
>
As with colour, the \pdfannot whatsit shouldn't affect spacing so long as
you
avoid placing it in the middle of a word where it may affect inter-letter
kerns or ligatures.
\pdfannot{..}a should have the same spacing as a
\mathrel{\pdfannot{..}=} should have the same spacing as =
>
> I can supply instances where spacing has changed, by an extra thin space.
> Sometimes placing extra {...} avoids this extra space, other cases require
> a \! to fix.
>
>
>
David
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