dotfiles/.local/bin/wacom-setup

#!/usr/bin/fish

function set_device

    set -g DEVICE "Wacom USB Bamboo PAD Pen stylus"
    set -g DEVICETOUCH "Wacom USB Bamboo PAD Finger touch"

    set -g WACOMPROPTOUCHSPEED "Device Accel Velocity Scaling"
    set -g WACOMPROPSCROLLPSEED "ScrollDistance"

    xsetwacom set "$DEVICE" ResetArea

    set -l AREATOT (xsetwacom get "$DEVICE" Area)
    set -g AREAX (echo $AREATOT | awk '{print $3}')
    set -g AREAY (echo $AREATOT | awk '{print $4}')

end

function set_screen

    set CONNECTED_DISPLAYS (xrandr -q --current | \
    sed -n 's/^\([^ ]\+\) connected .*/\1/p') desktop

    set -g SCREEN (for d in $CONNECTED_DISPLAYS
        echo $d
    end | rofi -dmenu -i -p "Select your dispaly" | tr -d '\n')

    set -l LINE (xrandr -q --current | if [ "$SCREEN" = "desktop" ]
        sed -n 's/^Screen 0:.*, current \([0-9]\+\) x \([0-9]\+\),.*/\1 \2/p'
    else
        sed -n "s/^$SCREEN"' connected \(primary \)\{0,1\}\([0-9]\+\)x\([0-9]\+\)+.*/\2 \3/p'
    end)

    echo $LINE | read -g WIDTH HEIGHT

    if test -z $WIDTH || test -z $HEIGHT
        exit 1
    end

end

function adjust_device

    set RATIOAREAY (math ceil \($AREAX \* $HEIGHT \/ $WIDTH\))
    set RATIOAREAX (math ceil \($AREAY \* $WIDTH \/ $HEIGHT\))

    if test $AREAY -gt $RATIOAREAY
        set -g NEWAREAX $AREAX
        set -g NEWAREAY $RATIOAREAY
    else
        set -g NEWAREAX $RATIOAREAX
        set -g NEWAREAY $AREAY
    end

    xsetwacom set "$DEVICE" Area 0 0 $NEWAREAX $NEWAREAY
    xsetwacom set "$DEVICE" MapToOutput "$SCREEN"

    xinput set-float-prop $DEVICETOUCH $WACOMPROPTOUCHSPEED 0.5

    xsetwacom set $DEVICETOUCH $WACOMPROPSCROLLPSEED "90"

end

set_device
set_screen
adjust_device