Re: hdtlb and \n[nl] register

[John Gardner]

Hi Sebastien,

This doesn't solve the problem of the \n[nl] register, but you might want
to check out pic(1). It's good for complex drawing and might be a better
solution than hdtbl for drawing calendars.

Regards,
— John

On Wed, 8 Jan 2020 at 15:48, Bjarni Ingi Gislason <address@hidden>
wrote:

> On Tue, Jan 07, 2020 at 11:36:05AM +0100, Sebastien Marie wrote:
> > Hi,
> >
> [...]
> >
> > I am using hdtbl to produce the grid (and fill some cells with background
> > color), and I am trying to add vertical bars over the table to mark
> "here there
> > is a thing on several days".
> >
>
>   You have to translate "add vertical bars" into
> the language of tables.
>
> > In order to add such bars, I am trying to store the position while in
> the table,
> > and after emitting the table, to restore my position to draw over the
> table (if
> > I am trying to draw directly while in the table, it seems the rest of
> the table
> > is over my drawing).
> >
>
>   You should (have to) do everything in the domain of the table,
> not any piece of it outside it.
>
> [...]
> > Any advices would be welcome.
>
>   You should start documenting what
> you are going to do in the source file.
>
>   Using a block structure is the best way I know of,
> that is:
>
> .\" Define once a macro for the block of documentation.
> .
> .ie d document \{\
> .  ab \n[.F]: The macro (string) "document" is already defined, \
> change the name in this file.
> .\}
> .el \{\
> .  de document
> .  .
> .\}
> .
> .ig document
> This is what I want the following piece of code to do and
> the reasons for it.
> ...
> .document
> .
> CODE
> ...
> .
> <repeat structure>
>
>   Maybe it is simpler to start with "tbl" and
> use the experience from that to construct a hdtbl-table.
>
>