#!/bin/sh
# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# Log all calls, with arguments, to /var/log/messages
logger "$0" "$@"

SYNCLIENT=/usr/bin/synclient

PROG=`basename $0`
COMMAND=$1
VALUE=$2

echo_setting() {
  echo $1: `$SYNCLIENT $1`
}

usage() {
  echo "Usage: $PROG {status|taptoclick [on|off]|sensitivity [1-5]}"
}

VALID=0

if [ "$COMMAND" = "status" ] ; then
  $SYNCLIENT -l
  VALID=1
elif [ "$COMMAND" = "taptoclick" ] ; then
  if [ "$VALUE" = "on" ] ; then
    $SYNCLIENT "MaxTapTime=180"
    VALID=1
  elif [ "$VALUE" = "off" ] ; then
    $SYNCLIENT "MaxTapTime=0"
    VALID=1
  fi
elif [ "$COMMAND" = "sensitivity" ] ; then
  case $VALUE in
  1)
    $SYNCLIENT "MinSpeed=0.5"
    $SYNCLIENT "MaxSpeed=1.0"
    $SYNCLIENT "AccelFactor=0.015"
    $SYNCLIENT "VertScrollDelta=36"
    VALID=1
    ;;
  2)
    $SYNCLIENT "MinSpeed=0.8"
    $SYNCLIENT "MaxSpeed=1.5"
    $SYNCLIENT "AccelFactor=0.03"
    $SYNCLIENT "VertScrollDelta=27"
    VALID=1
    ;;
  3)
    $SYNCLIENT "MinSpeed=1"
    $SYNCLIENT "MaxSpeed=2"
    $SYNCLIENT "AccelFactor=0.045"
    $SYNCLIENT "VertScrollDelta=18"
    VALID=1
    ;;
  4)
    $SYNCLIENT "MinSpeed=1.5"
    $SYNCLIENT "MaxSpeed=3"
    $SYNCLIENT "AccelFactor=0.06"
    $SYNCLIENT "VertScrollDelta=9"
    VALID=1
    ;;
  5)
    $SYNCLIENT "MinSpeed=2"
    $SYNCLIENT "MaxSpeed=5"
    $SYNCLIENT "AccelFactor=0.075"
    $SYNCLIENT "VertScrollDelta=4"
    VALID=1
    ;;
  esac
fi

if [ $VALID = 0 ] ; then
  usage
fi