On Wednesday, 3 Jun 2020 at 16:06, Mario Frasca wrote:
> consider this table, partially from the Wikipedia:
If you are willing to invoke gnuplot directly, using a src block, the
following is a start towards what you might want. Proper nice looking
colours etc. left as an exercise for the reader... ;-)
#+begin_src org
,#+name: table
| Region | Area | Production | Productivity |
| | (Mha) | (Mtonnes) | (tonnes/ha) |
|----------------+--------+------------+--------------|
| Western Europe | 2.490 | 5.730 | 2.3012048 |
| North America | 2.960 | 5.756 | 1.9445946 |
| South America | 0.102 | 0.196 | 1.9215686 |
| Middle East | 4.462 | 6.950 | 1.5575975 |
| North Africa | 3.290 | 3.214 | 0.9768997 |
| Others | 3.756 | 3.540 | 0.9424920 |
|----------------+--------+------------+--------------|
| World | 17.060 | 25.360 | 1.4865181 |
,#+TBLFM: $4=$3/$2
,#+begin_src gnuplot :var data=table[3:8,] :file plot.pdf
reset
set term pdfcairo color
set xtics rotate 90
set style fill solid border lt 1
plot data using 2:xticlabels(1) with histogram linecolor "blue" title
'Area', \
'' using 3 with histogram lt 1 linecolor "red" title 'Production', \
'' using 4 with points pt 5 linecolor black title 'Productivity'
,#+end_src
#+end_src
--
: Eric S Fraga via Emacs 28.0.50, Org release_9.3.6-640-g9bc0cc
