I had this problem and solved it like this:
1. gnumeric files are zip files
2. unzip the file, you may have to change the extension to .zip
3. the unzipped file is an XML file with a structure that is very
straightforward
4. open the file and find the following
If you have mora than one chart, you
to add grid lines. I agree, it is questionable
> to show vertical grid lines for a graph with the names of months as
> X-axis; and yet, I need my users being able to shift a ruler across
> the printout and read a value per month.
>
> Any hint appreciated,
>
> Uwe
>
> _
, and I can select
inside<->outside. So with the ticks showing up, I can see no reason not to
be able to add grid lines. I agree, it is questionable to show vertical
grid lines for a graph with the names of months as X-axis; and yet, I need
my users being able to shift a ruler across the pr
