Hi Bruce and Pablo,
Thank you very much, your explanations are very clear.
Cordially
Fabrice

Le mer. 9 nov. 2022 à 19:39, Bruce Horrocks via ntg-context <
ntg-context@ntg.nl> a écrit :

> On 9 Nov 2022, at 18:22, Pablo Rodriguez via ntg-context <
> ntg-context@ntg.nl> wrote:
> >
> > On 11/9/22 17:51, Fabrice Couvreur via ntg-context wrote:
> >> Hi,
> >> I find that for some time (but maybe the problem comes from me !), the
> >> placement of a figure at the bottom of the page causes a page break when
> >> it seems to me that there is enough space, which poses some problems in
> >> the pagination of my documents.
> >
> > Hi Fabrice,
> >
> > your figure requires about 7¼ lines (one line before, six for the image
> > itself, and some extra space after it).
> >
> > Your layout for the first page only allows 43 lines and sample text ends
> > on line 37.
> >
> > Replace \showframe with \showgrid and you will see that there might be
> > not enough space to fit the image in the first page.
> >
> > Add "bottomspace=7.25mm" to the layout for the first page and the image
> > will fit in the first page.
> >
> > Just in case it might help,
>
> Or Pablo's answer shown another way... change the end of the example to:
>
> \starttext
> \dorecurse{11}{\input ward}
> \placerecipe{}{\externalfigure[dum]}
> \dorecurse{5}{\input ward}             %% extra
> \stoptext
>
> and the extra text shows how much space the image requires. Holding a
> ruler up to the screen you can see that it won't fit.
>
> The problem seems to be that the image is reserving space for a caption
> even though there isn't a caption. A work-around is to change \setupfloat
> to the following:
>
>  \setupfloat
>      [recipe]
>      [default={right,none,high}]
>
> and then the image fits as you want it to.
> —
> Bruce Horrocks
> Hampshire, UK
>
>
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to
> the Wiki!
>
> maillist : ntg-context@ntg.nl /
> https://www.ntg.nl/mailman/listinfo/ntg-context
> webpage  : https://www.pragma-ade.nl / http://context.aanhet.net
> archive  : https://bitbucket.org/phg/context-mirror/commits/
> wiki     : https://contextgarden.net
>
> ___________________________________________________________________________________
>