i3-lock-wrapper



    1 #!/usr/bin/env bash
    2 #
    3 # Performs a standard screen lock, with an extra bit of style. Before locking
    4 # the screen, takes a screenshot of the current display and programatically
    5 # blurs and desaturates the image, using that for the lock screen background. A
    6 # mighty neat effect.
    7 #
    8 # Requirements: i3-lock imagemagick [scrot] [xbacklight]
    9 #
   10 
   11 base=/tmp/i3-lock-wrapper-$(date "+%s")
   12 file1=base.jpg
   13 file2=base2.png
   14 
   15 if [[ $(which import) ]]; then
   16   import -window root "$file1"
   17 elif [[ $(which scrot) ]]; then
   18   scrot -d0 "$file1"
   19 else
   20   echo "Screenshot command not found (scrot or import). Exiting."
   21 fi
   22 
   23 convert "$file1" -blur 0x4 -modulate 110,50 "$file2"
   24 
   25 
   26 xbacklight -set 2% -time 3000 -steps 100&
   27 
   28 i3lock -i "$file2" -n
   29 
   30 xbacklight -set 10% -time 2000 -steps 100
   31 
   32 rm "$file1" "$file2"