mirror of
https://git.adityakumar.xyz/betterlockscreen-openrc.git
synced 2024-11-14 20:29:44 +00:00
020b597c43
Replace gaussian blur with shrinking and scaling the image. Adjust the shrinking and scaling factors based on a number set by the user. The default blur level should keep the blur about the same.
365 lines
9.6 KiB
Bash
Executable file
365 lines
9.6 KiB
Bash
Executable file
#!/usr/bin/bash
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# Author : Pavan Jadhaw
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# Github Profile : https://github.com/pavanjadhaw
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# Project Repository : https://github.com/pavanjadhaw/betterlockscreen
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# create folder in ~/.cache/i3lock directory
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folder="$HOME/.cache/i3lock"
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# ratio for rectangle to be drawn for time background on lockscreen
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# Original Image
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orig_wall="$folder/wall.png"
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# Versions (from here)
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# You can use these images to set different versions as wallpaper
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# lockscreen background.
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resized="$folder/resized.png" # resized image for your resolution
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# images to be used as wallpaper
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dim="$folder/dim.png" # image with subtle overlay of black
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blur="$folder/blur.png" # blurred version
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dimblur="$folder/dimblur.png"
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# lockscreen images (images to be used as lockscreen background)
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l_resized="$folder/l_resized.png"
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l_dim="$folder/l_dim.png"
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l_blur="$folder/l_blur.png"
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l_dimblur="$folder/l_dimblur.png"
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prelock() {
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pkill -u "$USER" -USR1 dunst
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}
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lock() {
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#$1 image path
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letterEnteredColor=d23c3dff
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letterRemovedColor=d23c3dff
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passwordCorrect=00000000
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passwordIncorrect=d23c3dff
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background=00000000
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foreground=ffffffff
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i3lock \
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-t -n -i "$1" \
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--timepos="x-90:h-ch+30" \
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--datepos="tx+24:ty+25" \
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--clock --datestr "Type password to unlock..." \
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--insidecolor=$background --ringcolor=$foreground --line-uses-inside \
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--keyhlcolor=$letterEnteredColor --bshlcolor=$letterRemovedColor --separatorcolor=$background \
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--insidevercolor=$passwordCorrect --insidewrongcolor=$passwordIncorrect \
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--ringvercolor=$foreground --ringwrongcolor=$foreground --indpos="x+280:h-70" \
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--radius=20 --ring-width=4 --veriftext="" --wrongtext="" \
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--textcolor="$foreground" --timecolor="$foreground" --datecolor="$foreground" \
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--force-clock
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}
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postlock() {
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pkill -u "$USER" -USR2 dunst
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}
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rec_get_random() {
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dir="$1"
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if [ ! -d "$dir" ]; then
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user_input="$dir"
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return
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fi
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dir=($dir/*)
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dir=${dir[RANDOM % ${#dir[@]}]}
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rec_get_random "$dir"
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}
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# Options
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case "$1" in
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"")
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if [ ! -f $l_dim ]; then
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echo "Important : Update the image cache, Ex. betterlockscreen -u path/to/image.jpg"
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echo
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echo " Image cache must be updated to initially configure or update wallpaper used"
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echo
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echo "See also : For other set of options and help use help command."
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echo "Ex. betterlockscreen -h or betterlockscreen --help"
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echo
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echo "See : https://github.com/pavanjadhaw/betterlockscreen for addition info..."
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exit 1
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else
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echo
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echo "Seems you havent provided any argument, see below for usage info"
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echo
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echo "See also : For other set of options and help use help command."
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echo "Ex. betterlockscreen -h or betterlockscreen --help"
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echo
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echo "See : https://github.com/pavanjadhaw/betterlockscreen for addition info..."
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echo
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exit 1
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fi
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;;
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-h | --help)
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echo "Important : Update the image cache, Ex: betterlockscreen -g path/to/image.jpg"
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echo " Image cache must be updated to initially configure or update wallpaper used"
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echo
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echo
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echo "See : https://github.com/pavanjadhaw/betterlockscreen for additional info..."
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echo
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echo
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echo "Options:"
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echo
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echo " -h --help"
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echo " For help. Ex: betterlockscreen -h or betterlockscreen --help"
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echo
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echo
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echo " -u --update"
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echo " to update image cache, you should do this before using any other options"
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echo " Ex: betterlockscreen -u path/to/image.png when image.png is custom background"
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echo " Or you can use betterlockscreen -u path/to/imagedir and a random file will be selected"
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echo
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echo
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echo " -l --lock"
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echo " to lock screen, Ex. betterlockscreen -l"
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echo " you can also use dimmed or blurred background for lockscreen"
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echo " Ex: betterlockscreen -l dim (for dimmed background)"
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echo " Ex: betterlockscreen -l blur (for blurred background)"
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echo " Ex: betterlockscreen -l dimblur (for dimmed + blurred background)"
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echo
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echo
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echo " -s --suspend"
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echo " to suspend system and lock screen, Ex. betterlockscreen -s"
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echo " you can also use dimmed or blurred background for lockscreen"
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echo " Ex: betterlockscreen -s dim (for dimmed background)"
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echo " Ex: betterlockscreen -s blur (for blurred background)"
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echo " Ex: betterlockscreen -s dimblur (for dimmed + blurred background)"
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echo
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echo
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echo " -w --wall"
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echo " you can also set lockscreen background as wallpaper"
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echo " to set wallpaper. Ex betterlockscreen -w or betterlockscreen --wall"
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echo " you can also use dimmed or blurred variants"
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echo " Ex: betterlockscreen -w dim (for dimmed wallpaper)"
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echo " Ex: betterlockscreen -w blur (for blurred wallpaper)"
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echo " Ex: betterlockscreen -w dimblur (for dimmed + blurred wallpaper)"
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echo
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echo
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echo " -r --resolution"
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echo " to be used after -u"
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echo " used to set a custom resolution for the image cache."
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echo " Ex: betterlockscreen -u path/to/image.png -r 1920x1080"
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echo " Ex: betterlockscreen -u path/to/image.png --resolution 3840x1080"
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echo
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echo " -b --blur"
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echo " to be used after -u"
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echo " used to set blur intensity. Default to 1."
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echo " Ex: betterlockscreen -u path/to/image.png -b 3"
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echo " Ex: betterlockscreen -u path/to/image.png --blur 0.5"
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echo
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;;
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-l | --lock)
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case "$2" in
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"")
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# default lockscreen
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prelock
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lock "$l_resized"
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postlock
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;;
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dim)
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# lockscreen with dimmed background
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prelock
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lock "$l_dim"
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postlock
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;;
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blur)
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# set lockscreen with blurred background
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prelock
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lock "$l_blur"
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postlock
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;;
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dimblur)
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# set lockscreen with dimmed + blurred background
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prelock
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lock "$l_dimblur"
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postlock
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;;
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esac
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;;
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-s | --suspend)
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case "$2" in
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"")
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# default lockscreen
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prelock
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systemctl suspend && lock "$l_resized"
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postlock
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;;
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dim)
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# lockscreen with dimmed background
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prelock
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systemctl suspend && lock "$l_dim"
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postlock
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;;
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blur)
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# set lockscreen with blurred background
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prelock
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systemctl suspend && lock "$l_blur"
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postlock
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;;
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dimblur)
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# set lockscreen with dimmed + blurred background
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prelock
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systemctl suspend && lock "$l_dimblur"
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postlock
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;;
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esac
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;;
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-w | --wall)
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case "$2" in
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"")
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# set resized image as wallpaper if no argument is supplied by user
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feh --bg-fill $resized
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;;
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dim)
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# set dimmed image as wallpaper
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feh --bg-fill $dim
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;;
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blur)
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# set blurred image as wallpaper
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feh --bg-fill $blur
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;;
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dimblur)
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# set dimmed + blurred image as wallpaper
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feh --bg-fill $dimblur
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;;
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esac
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;;
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-u | --update)
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background="$2"
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shift 2
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# find your resolution so images can be resized to match your screen resolution
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y_res=$(xdpyinfo | grep dimensions | sed -r 's/^[^0-9]*([0-9]+x[0-9]+).*$/\1/')
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# default blur level
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blur_level=1
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# parse update arguments
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while [ $# -gt 0 ]; do
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case "$1" in
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-r | --resolution )
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y_res="$2"
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shift 2
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;;
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-b | --blur )
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blur_level="$2"
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shift 2
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;;
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*)
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shift ;;
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esac
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done
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rectangles=" "
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SR=$(xrandr --query | grep ' connected' | grep -o '[0-9][0-9]*x[0-9][0-9]*[^ ]*')
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for RES in $SR; do
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SRA=(${RES//[x+]/ })
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CX=$((${SRA[2]} + 25))
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CY=$((${SRA[1]} - 30))
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rectangles+="rectangle $CX,$CY $((CX+300)),$((CY-80)) "
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done
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# User supplied Image
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user_image="$folder/user_image.png"
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# create folder
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if [ ! -d $folder ]; then
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echo "Creating '$folder' directory to cache processed images."
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mkdir -p "$folder"
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fi
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# get random file in dir if passed argument is a dir
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rec_get_random "$background"
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# get user image
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cp "$user_input" "$user_image"
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if [ ! -f $user_image ]; then
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echo "Please specify the path to the image you would like to use"
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exit 1
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fi
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# replace orignal with user image
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cp "$user_image" "$orig_wall"
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rm "$user_image"
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echo "Generating alternate images based on the image you specified,"
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echo "please wait this might take few seconds..."
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# wallpapers
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echo
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echo "Converting provided image to match your resolution..."
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# resize image
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convert "$orig_wall" -resize "$y_res""^" -gravity center -extent "$y_res" "$resized"
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echo
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echo "Applying dim and blur effect to resized image"
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# dim
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convert "$resized" -fill black -colorize 40% "$dim"
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# blur
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blur_shrink=$(echo "scale=2; 20 / $blur_level" | bc)
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blur_sigma=$(echo "scale=2; 0.6 * $blur_level" | bc)
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convert "$resized" \
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-filter Gaussian \
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-resize "$blur_shrink%" \
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-define "filter:sigma=$blur_sigma" \
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-resize "$y_res^" -gravity center -extent "$y_res" \
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"$blur"
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# dimblur
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convert "$dim" \
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-filter Gaussian \
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-resize "$blur_shrink%" \
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-define "filter:sigma=$blur_sigma" \
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-resize "$y_res^" -gravity center -extent "$y_res" \
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"$dimblur"
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# lockscreen backgrounds
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echo
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echo "Caching images for faster screen locking"
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# resized
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convert "$resized" -draw "fill black fill-opacity 0.4 $rectangles" "$l_resized"
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# dim
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convert "$dim" -draw "fill black fill-opacity 0.4 $rectangles" "$l_dim"
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# blur
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convert "$blur" -draw "fill black fill-opacity 0.4 $rectangles" "$l_blur"
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# blur
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convert "$dimblur" -draw "fill black fill-opacity 0.4 $rectangles" "$l_dimblur"
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echo
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echo "All required changes have been applied"
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;;
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esac
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