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#!/bin/bash
# This is a script that toggles rotation of the screen through xrandr,
# and also toggles rotation of the stylus, eraser and cursor through xsetwacom
query_screen()
{
xrandr --verbose -q | while read screen conn p _ _ orientation _; do
[ "$conn" = connected -a "$p" = primary ] || continue
echo "$screen $orientation"
break
done
}
screen_properties=$(query_screen)
orientation=${screen_properties#* }
screen_name=${screen_properties% *}
xrandr_to_xsetwacom()
{
case "$1" in
normal) echo none ;;
right) echo cw ;;
inverted) echo half ;;
left) echo ccw ;;
esac
}
set_rotation()
{
local x="$(xrandr_to_xsetwacom "$1")"
xrandr --output "${screen_name}" --rotate "$1"
xsetwacom set 14 Rotate "$x"
xsetwacom set 15 Rotate "$x"
xsetwacom set 16 Rotate "$x"
}
flip()
{
case "$orientation" in
normal) set_rotation inverted ;;
right) set_rotation left ;;
inverted) set_rotation normal ;;
left) set_rotation right ;;
esac
}
rotate_right()
{
case "$orientation" in
normal) set_rotation right ;;
right) set_rotation inverted ;;
inverted) set_rotation left ;;
left) set_rotation normal ;;
esac
}
if [ $# = 0 ]; then
flip
exit
elif [ "$1" = rotate ]; then
rotate_right
elif [ "$(xrandr_to_xsetwacom "$1")" ]; then
set_rotation "$1"
else
exec >&2
echo "Usage: $0 [normal|right|inverted|left]"
echo
echo " With arguments, set the screen orientation."
echo " Without arguments, flip the screen orientation 180 degrees."
fi
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