On 26 mars 2012, at 17:48, Karl Voit wrote:
> * Alan Schmitt <alan.schm...@polytechnique.org> wrote:
>>
>> Thanks a lot for all the suggestions. The part I was missing was the
>> preprocessing from babel. Using simply
>>
>> set xdata time
>> set timefmt "%Y-%m-%d"
>>
>> did the trick.
>
> I just wanted to check this out but I am not able to produce the
> plot :-( I just get the coordinate system but with an empty plane
> (no points).
>
> Can you please post the while working example (or correct my error)?
Change this
> set timefmt "[%Y-%m-%d %a]"
to this
set timefmt "%Y-%m-%d"
I also don't specify the range.
> set xrange ["[2011-08-01 foo]":"[2012-04-01 bar]"]
Here is the full version.
#+tblname: data-table
| Date | HP | HC |
|------------------+--------+--------|
| [2011-08-20 Sat] | 006815 | 008399 |
| [2011-08-29 Mon] | 006840 | 008438 |
| [2011-09-11 Sun] | 006946 | 008552 |
| [2011-12-11 Sun] | 007805 | 009603 |
| [2012-03-04 Sun] | 008800 | 010826 |
| [2012-03-11 Sun] | 008876 | 010930 |
| [2012-03-25 Sun] | 009015 | 011121 |
#+begin_src gnuplot :var data=data-table
reset
set title "Consommation Électrique"
set size ratio square
set xlabel "Date"
set xdata time
set timefmt "%Y-%m-%d"
set format x "%Y-%m"
set xtics nomirror
set ylabel "HP"
set ytics nomirror
set y2label "HC"
set y2tics nomirror
set style data points
plot data using 1:2 with linespoints axis x1y1 title 'HP', \
data using 1:3 with linespoints axis x1y2 title 'HC'
#+end_src
Alan
