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Hi again,

On Thu, Oct 10, 2013 at 06:32:56PM +0200, Joris van der Hoeven wrote:
> On Wed, Oct 09, 2013 at 05:21:39PM -0400, Romain Lebreton wrote:
> > I am trying to understand how the overlays work. The example from
> > man-beamer-overlays suggests that overlays enable you to easily
> > replace something (e.g. x) by another thing (e.g.
> > <with|font-color|red|x>). I tried and I found no way of doing it.
> > How could I do such a thing ?
>
> If the replacement text has exactly the same size,
> then you may use the "Compressed overlays"
> (hidden markup is suppressed, not merely phantomized),
> first enter the black text (say only visible on slide 1),
> next the same red text (say only visible on slides >= 2).
>
> Alternatively, when opting for standard overlays,
> you may use the superpose tag, put the black text
> in the first child and the red text in the second.
>
> > Also I have another question. When some overlay is not visible,
> > because you used for instance <overlay-this| >, this overlay still
> > takes its space, as the <phantom| > would do. How could make it
> > totally disappear from the rendering, as would the command <hidden| > do ?
>
> There are three variants of overlays:
>
> - Standard (disabled text is phantomized).
> - Compressed (disabled text is hidden).
> - Greyed (disabled text is greyed).
>
> Best wishes, --Joris

I added some further tags for overlays, which should further simplify
achieving the above 'black to red' effect, and several other ones.
Please read the provided documentation.

Best wishes, --Joris

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• [TeXmacs] Overlays: how do they work ?, Romain Lebreton, 10/09/2013
  • Re: [TeXmacs] Overlays: how do they work ?, Joris van der Hoeven, 10/10/2013
    • Re: [TeXmacs] Overlays: how do they work ?, Joris van der Hoeven, 10/10/2013
      • [TeXmacs] maxima, Henri Girard, 10/11/2013
  • Re: [TeXmacs] Overlays: how do they work ?, Romain Lebreton, 10/11/2013

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