A collection of scripts
yemou.pink
1#!/bin/sh
2# Grab the color of a specific point
3
4# Required Commands:
5# convert(imagemagick) - Get the color from the screenshotted point
6# grim - Take a screenshot of the selected point
7# slurp - Select a point
8# mkdir - Create missing directories
9# notify-send (optional) - Send a screenshot with the color
10# wl-copy(wl-clipboard) (optional) - Copy the color into the clipboard
11# xdg-open (optional) - Open the screenshot in an image viewer
12
13usage() {
14 printf '%s\n' "usage: ${0##*/} [options]" \
15 "options:" \
16 " -c - copy to clipboard" \
17 " -h - display usage statement" \
18 " -n - send a notification with the color" \
19 " -o - open the color as an image" \
20 " -r - display the color as an rgb value" \
21 " -x - display the color as a hexcode value (default)"
22}
23
24# Parse arguments
25for flag
26do
27 # Make sure flag begins with '-' and are atleast two characters long
28 case $flag in
29 - ) continue ;;
30 -- ) break ;;
31 -* ) ;;
32 * ) continue ;;
33 esac
34
35 # Split the flags into individual arguments and set variables
36 flag=${flag#-}
37
38 while [ "$flag" ]
39 do
40 a=${flag%"${flag#?}"}
41
42 case $a in
43 c ) copy_to_clipboard=true ;;
44 h ) usage; exit 0 ;;
45 n ) send_notification=true ;;
46 o ) open_color_image=true ;;
47 r ) color_type="rgb" ;;
48 x ) color_type="hex" ;;
49 * ) printf '%s\n' "${0##*/}: -$a invalid argument" 1>&2
50 usage 1>&2; exit 1 ;;
51 esac
52
53 flag=${flag#?}
54 done
55done
56
57# Make sure this directory exist before continuing
58[ -d "/tmp/${0##*/}" ] || { mkdir -p "/tmp/${0##*/}" || exit 1; }
59
60# Set color_type if not already set
61[ "$color_type" ] || color_type="hex"
62
63# Get a screenshot of the pixel
64# shellcheck disable=SC2086
65grim -s 1 -g "$(slurp ${SLURP_ARGS} -b 00000000 -s 00000000 -w -1 -p)" "/tmp/${0##*/}/temp.png"
66
67case $color_type in
68 hex ) color=$(convert "/tmp/${0##*/}/temp.png" -format "%[hex:p]\n" info:) ;;
69 rgb )
70 color=$(convert "/tmp/${0##*/}/temp.png" -format "%[pixel:p]\n" info:)
71 color=${color#*(}; color=${color%)*}
72 ;;
73 * ) printf '%s\n' "${0##*/}: invalid color_type: $color_type" 1>&2; exit 1 ;;
74esac
75printf '%s\n' "$color"
76
77# Copy color to clipboard
78[ "$copy_to_clipboard" ] && {
79 wl-copy -n "$color" || printf '%s\n' "${0##*/}: failed to copy color to clipboard" 1>&2
80}
81
82# Open color image in the user's perfered image viewer
83[ "$open_color_image" ] && {
84 # Create the color image if it doesn't already exist
85 [ -f "/tmp/${0##*/}/o$color.png" ] || {
86 case $color_type in
87 hex ) ocolor="#$color" ;;
88 rgb ) ocolor="rgb($color)" ;;
89 esac
90
91 convert -size 150x150 xc:"$ocolor" +size -gravity center \
92 \( -background white pango:"<span font_family=\"monospace\"
93 font_weight=\"bold\"> $color </span>" \) \
94 -composite "/tmp/${0##*/}/o$color.png"
95 }
96
97 xdg-open "/tmp/${0##*/}/o$color.png" > "/tmp/${0##*/}/xdg-open.log" 2>&1 &
98}
99
100# Send a notification with an image of the color aswell as the value
101[ "$send_notification" ] && {
102 [ -f "/tmp/${0##*/}/n$color.png" ] || {
103 case $color_type in
104 hex ) ncolor="#$color"; color_prefix="hex:";;
105 rgb )
106 ncolor="rgb($color)"
107 color_r="${color%%,*}"
108 color_g="${color#*,}"; color_g="${color_g%,*}"
109 color_b="${color##*,}"
110 color_rgb="$color_r$color_g$color_b"
111 color_prefix="rgb:";;
112 esac
113
114 convert -size 64x64 xc:"$ncolor" "/tmp/${0##*/}/n$color_rgb.png"
115 }
116
117 notify-send -a "${0##*/}" -i "/tmp/${0##*/}/n$color_rgb.png" "$color_prefix $color"
118}