Re: [Groff] Driver for Panasonic KX-P1123

[Werner LEMBERG]

> It has no native mode, so I'll write a driver for the LQ-850 mode
> (you could be much more generic, because Epson provides you
> documentation for all their printers). It would be nice if you could
> select the printer from driver.

OK.

>> Within the printer driver, all you have to support basically is
>> switching to a built-in font and selecting a glyph; this is done by
>> the the `set_char' member function.  Almost everything else is
>> optional.
> 
> Hmm, is it a good idea to implement the different fonts as
> singletons?

What exactly do you mean?  The glyphs are collected with calls to
`set_char' as singletons, but normally output in groups.  Or do you
mean something else?

> The provide you metrics descriptions (length and height) of each
> character and a hex dump of their representation in the ROM, so you
> have them dot by dot.

OK, so you have to write a small program which extracts the date from
your printer and converts it to the groff font format.


    Werner


PS: Please leave the CC: to the groff mailing list.  Otherwise we
    could simple write German :-)