#!/usr/bin/gnuplot -persist
-# TODO: deal with time of the day
-set timefmt "%d/%m/%Y"
-set xdata time
-
set datafile separator ';'
+set timefmt "%d/%m/%Y-%H.%M"
+set xdata time
plot \
- 'data.csv' using 1:3 every ::1 with lp title "systolic", \
- 'data.csv' using 1:4 every ::1 with lp title "diastolic" , \
- 'data.csv' using 1:5 every ::1 with lp title "pulses"
+ 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):3 every ::1 with lp title "systolic", \
+ 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):4 every ::1 with lp title "diastolic", \
+ 'data.csv' using (stringcolumn(1).'-'.stringcolumn(2)):5 every ::1 with lp title "pulses"