#!/bin/sh
# On the HP, rotation is (normally) CW or NORMAL

x_min=0
x_max=24700
y_min=0
y_max=18520

function ROTATE() {
  curr=`xrandr | awk '/Current rotation/ { print $4 }'`
  case $curr in
    normal)
      CW
      ;;
    *)
      NORMAL
      ;;
  esac
}
      


function PORTRAIT() {
  #xsetwacom set Eraser	BottomX	$x_max
  #xsetwacom set Eraser	BottomY	$y_max
  echo portrait
}


function LANDSCAPE() {
  #xsetwacom set Eraser	BottomX	$y_max
  #xsetwacom set Eraser	BottomY	$x_max
  echo landscape
}


function NORMAL() {
  xrandr -o normal
  xsetwacom set Stylus  Rotate NONE
  xsetwacom set Eraser  Rotate NONE
  PORTRAIT
}


function CCW() {
  xrandr -o right
  xsetwacom set Stylus 	Rotate CCW
  xsetwacom set Eraser 	Rotate CCW
  LANDSCAPE
}


function CW() {
  xrandr -o right
  xsetwacom set Stylus 	Rotate CW
  xsetwacom set Eraser 	Rotate CW
  LANDSCAPE
}


function INVERT() {
  xrandr -o inverted
  xsetwacom set Stylus 	Rotate UD
  xsetwacom set Eraser 	Rotate UD
  LANDSCAPE
}

case $1 in
  -l)
    CCW
    ;;
  -r)
    CW
    ;;
  -n)
    NORMAL
    ;;
  -i)
    INVERT
    ;;
  *) 
    ROTATE
    ;;
esac