screenkey setup for live coding display of key presses

live-coding.sh

#!/bin/sh

# grab screen width and height
resolution=$(xrandr | grep '*' | head -n1 | tr -s ' ' | cut -d ' ' -f2)
resolution_width=$(echo $resolution | cut -d 'x' -f1)
resolution_height=$(echo $resolution | cut -d 'x' -f2)

# overlay will have full width, 80px height
width=$resolution_width
height=80

# complete overlay geometry, pushing it to the bottom
geometry=${resolution_width}x${height}+0+$(($resolution_height - $height))

screenkey \
  -g $geometry \
  -p fixed \
  --mods-only \
  -t 1 \
  --font "Source Code Pro Bold" \
  --no-detach \
  --no-systray