#!/bin/sh
current=0
xrandr -q | grep '0 left' >/dev/null && current=270
xrandr -q | grep '0 right' >/dev/null && current=90
xrandr -q | grep '0 inverted' >/dev/null && current=180
sum=`expr $current + $1`
new=`expr $sum % 360`
if [ "$new" = "0" ] ; then
 killall tableteer
 killall tablet6.pl
 xrandr -o normal
 ~/bin/tableteer &
fi
if [ "$new" = "90" ] ; then
 killall tableteer
 killall tablet6.pl
 xrandr -o right
 ~/bin/tableteer cw &
fi
if [ "$new" = "270" ] ; then
 killall tableteer
 killall tablet6.pl
 xrandr -o left
 ~/bin/tableteer ccw &
fi
if [ "$new" = "180" ] ; then
 killall tableteer
 killall tablet6.pl
 xrandr -o inverted
 ~/bin/tableteer 180 &
fi