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.colors
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#!/usr/bin/env bash
#
# 88
# 888
# 888
# .d8888b .d88b. 888 .d88b. 888d888 .d8888b
# d88P" d88""88b 888 d88""88b 888P" 88K
# 888 888 888 888 888 888 888 "Y8888b.
# d8b Y88b. Y88..88P 888 Y88..88P 888 X88
# Y8P "Y8888P "Y88P" 888 "Y88P" 888 88888P'
#
# -------------------------------------------------------------------------
# Version: 0.1
# File: .colors
# Source: https://github.com/devpunks
# Author: Ahmid-Ra (github.com/snuggs)
# Maintainer: devPunks <https://github.com/devpunks>
# Description: Color configuration
# -------------------------------------------------------------------------
#
# - Benchmark - https://imgur.com/xIyuaYt
# - https://github.com/termstandard/colors
# - https://stackoverflow.com/q/27159322
# - https://en.m.wikipedia.org/wiki/Color_Graphics_Adapter
# - https://gist.github.com/fnky/458719343aabd01cfb17a3a4f7296797
# - https://wikipedia.org/wiki/List_of_monochrome_and_RGB_color_formats
# - ANSI Escape Codes - https://en.m.wikipedia.org/wiki/ANSI_escape_code
# - TERM COLOR DISCUSSION - https://news.ycombinator.com/item?id=30483899
#
# Note: Some control escape sequences, like \e for ESC, are not guaranteed
# to work in all languages and compilers. It is recommended to use
# the decimal 27, octal \033, or hex \x1B representation as escape code.
#
# =========================================================================
# {{{ Environment Color Codes
#
# =========================================================================
export CLICOLOR=1 # Defaults - https://stackoverflow.com/q/41849875
# https://github.com/eza-community/eza
# https://the.exa.website/docs/colour-themes
export EXA_COLORS="\
:hd=1;4;38;5;13;48;5;8:sb=1;4;38;5;13:sn=1;4;38;5;13:da=3;38;5;13:uu=2;38;5;13:gd=1;4;38;5;2:
"
# LS_COLORS
export DIRCOLORS="$HOME/.dircolors"
# https://gnu.org/software/coreutils/manual/html_node/dircolors-invocation.html
# TODO: Fix
[ -e "$DIRCOLORS" ] && eval $( dircolors -b "$DIRCOLORS" )
[ -e "$DIRCOLORS" ] && source "$DIRCOLORS"
# https://askubuntu.com/q/1042234
# https://gnu.org/software/grep/manual/grep.html#index-GREP_005fCOLORS-environment-variable
export GREP_COLORS="\
:fn=1;4:se=1:ln=1;2;3:sl=2:cx=2;3;9:ms=0;1;4;7:mc=0;1;4;7:mt=0;1;4;7:bn=31:
"
# }}}
# =========================================================================
# {{{ ANSI Monochrome
#
# Delimited by opening square bracket ([), known as a
# Control Sequence Introducer (CSI), optionally followed by
# semi-colon (;) delimeted arguments and the command itself.
#
# All common sequences just use the parameters as
# a series of semicolon-separated numbers such as 1;2;3.
# Missing numbers are treated as 0 (1;;3 acts like the middle number is 0,
# and no parameters at all in ESC[m acts like a 0 reset code).
#
#┏━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━┓
#┃ ## ┃ GNOME Terminal ┃ xterm ┃ non-GUI TTY ┃
#┡━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━┩
# │ 0 │ «Reset style» │ «Reset style» │ «Reset style»
# │ 1 │ +Bold, +brighter color │ +Bold, +Brighter color │ +Brighter color
# │ 2 │ +Fainter color │ +Fainter color │ +Forced grey
# │ 3 │ +Italic │ +Italic │ +Forced green
# │ 4 │ +Underline │ +Underline │ +Forced cyan
# │ 5 │ «no effect» │ +Blink │ «No effect»
# │ 6 │ «no effect» │ +Blink (fast) │ «No effect»
# │ 7 │ +Reverse video │ +Invert colors │ +Reverse video
# │ 8 │ +Invisible │ +Invisible │ «No effect»
# │ 9 │ +Strikethrough │ +Strikethrough │ «No effect»
#-------------------------- Unset Style -----------------------------------
# │ 21 │ -Bold, -Brighter color │ -Double underline │ -Brighter color
# │ 22 │ -Fainter color │ -Fainter color │ -Forced grey
# │ 23 │ -Italic │ -Italic │ -Forced green
# │ 24 │ -Underline │ -Underline, │ -Forced cyan
# │ 25 │ «No effect» │ -Blink │ «No effect»
# │ 26 │ «No effect» │ -Blink (fast) │ «No effect»
# │ 27 │ -Reverse video │ -Invert colors │ -Reverse video
# │ 28 │ -Invisible │ -Invisible │ «No effect»
# │ 29 │ -Strikethrough │ -Strikethrough │ «No effect»
#──────────────────────────────────────────────────────────────────────────
#
#==========================================================================
# CSI (Control Sequence Introducer) Escape Sequences
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#CSI_(Control_Sequence_Introducer)_sequences
# -------------------------------------------------------------------------
#
# Ctrl Escape:
# Standard Escape: \e[
# Octal Escape: \033[
# Decimal Escape: \27[
# Unicode Escape: \u001b[
# Hexadecimal Escape: \x1B[
# SGR (Select Graphic Rendition) Styles
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#SGR_(Select_Graphic_Rendition)_parameters
# -------------------------------------------------------------------------
# Styles Reset - 0, On 0-9, and Off 21-29
# -------------------------------------------------------------------------
# If no codes are given, CSI m ( \e[m ) is treated as CSI 0m ( \e[0m ) (reset / normal).
# - \e[0m Reset \e[m
# - \e[1m Bold \e[21m
# - \e[2m Faint \e[22m
# - \e[3m Italic \e[23m
# - \e[4m Underline \e[24m
# - \e[5m Blink \e[25m
# - \e[6m Blink (Fast) \e[26m
# - \e[7m Reverse \e[27m
# - \e[8m Invisible \e[28m
# - \e[9m Strikethrough \e[29m
#
# -------------------------------------------------------------------------
DEFAULT='\e[0m'
# Monochrome Term(inal) Helpers -------------------------------------------
BOLD='\e[1m' # tput bold
DIM='\e[2m' # tput dim
ITALIC='\e[3m' # tput sitm
UNDERLINE='\e[4m' # tput smul
BLINK='\e[5m' # tput blink
STROBE='\e[6m' # tput ????
REVERSE='\e[7m' # tput rev
INVISIBLE='\e[8m' # tput invis
STRIKE='\e[9m' # tput smso
function Monochrome () {
echo && echo ANSI Monochrome && echo
local styles=(
DEFAULT BOLD DIM ITALIC UNDERLINE
BLINK STROBE REVERSE INVISIBLE STRIKE
)
local CSI='\\e'
for style in "${!styles[@]}"; do
echo " \e[2m${CSI}\e[m\e[1m[${style}m\e[m" \
"➖ \e[${style}m${styles[ $style ]}\e[m" \
" \e[2m${CSI}\e[m\e[1m[2${style}m\e[m"
done && echo
for style in "${!styles[@]}"; do
echo " \e[1m${styles[ $style ]}\e[m ➖ \e[1m\${${styles[ $style ]}}\e[m" \
"$( eval "echo \$${styles[ $style ]}" )The quick brown fox jumped over the lazy dog!\e[m"
done
} # Monochrome
# }}}
# =========================================================================
# {{{ ANSI 3-bit 8-Color
#
# - https://retrocomputing.stackexchange.com/q/20043
#┏━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━┓
#┃ ### ┃ GNOME Terminal ┃ xterm ┃ non-GUI TTY ┃
#┡━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━┩
# │ 30 │ Very dark grey │ Black │ Black
# │ 31 │ Dull red │ Red │ Red
# │ 32 │ Dull green │ Green │ │ Green
# │ 33 │ Dull yellow │ Yellow │ Yellow
# │ 34 │ Greyish blue │ Blue │ Blue
# │ 35 │ Dull purple │ Purple │ Magenta
# │ 36 │ Teal │ Cyan │ Cyan
# │ 37 │ Light grey │ White │ White
# │ 39 │ «Normal Reset │ «Normal Reset» │ «Normal Reset»
# │30;1 │ Dark grey │ Bold Black │ Bold Black
# │31;1 │ Red │ Bold Red │ Bold Red
# │32;1 │ Lime green │ Bold Green │ Bold Green
# │33;1 │ Yellow │ Bold Yellow │ Bold Yellow
# │34;1 │ Light greyish blue │ Bold Blue │ Bold Blue
# │35;1 │ Light purple │ Bold Magenta │ Bold Magenta
# │36;1 │ Cyan │ Bold Cyan │ Bold Cyan
# │37;1 │ Off white │ Bold White │ Bold White
#──────────────────────────────────────────────────────────────────────────
#
#==========================================================================
# XTerm X11 ColorSpace Foreground 30-37, 39
# -------------------------------------------------------------------------
BLACK='\e[30m' #000000 RGB( 0,0,0 )
RED='\e[31m' #800000 RGB( 128,0,0 )
GREEN='\e[32m' #008000 RGB( 0,128,0 )
YELLOW='\e[33m' #808000 RGB( 128,128,0 )
BLUE='\e[34m' #000080 RGB( 0,0,128 )
MAGENTA='\e[35m' #800080 RGB( 128,0,128 )
CYAN='\e[36m' #008080 RGB( 0,128,128 )
WHITE='\e[37m' #808080 RGB( 192,192,192 )
# -------------------------------------------------------------------------
NORMAL='\e[39m'
# -------------------------------------------------------------------------
# XTerm X11 ColorSpace Bold Foreground 30;1-37;1
# -------------------------------------------------------------------------
# \e[30m;1- Bold Black #000000 RGB( 0,0,0 )
# \e[31m;1- Bold Red #800000 RGB( 255,0,0 )
# \e[32m;1- Bold Green #008000 RGB( 0,255,0 )
# \e[33m;1- Bold Yellow #808000 RGB( 255,255,0 ) w
# \e[34m;1- Bold Blue #000080 RGB( 0,0,255 )
# \e[35m;1- Bold Magenta #800080 RGB( 255,0,255 ) ta
# \e[36m;1- Bold Cyan #008080 RGB( 0,255,255 )
# \e[37m;1- Bold White #808080 RGB( 255,255,255 )
#┏━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━┓
#┃ ### ┃ GNOME Terminal ┃ xterm ┃non-GUI TTY ┃
#┡━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━┩
# │ 40 │ Very dark grey │ Black │ Black
# │ 41 │ Dull red │ Red │ Red
# │ 42 │ Dull green │ Green │ Green
# │ 43 │ Dull yellow │ Yellow │ Yellow
# │ 44 │ Greyish blue │ Blue │ Blue
# │ 45 │ Dull purple │ Magenta │ Magenta
# │ 46 │ Teal │ Cyan │ Cyan
# │ 47 │ White │ Wyite │ White
# │ 49 │ «Normal Reset │ «Normal Reset» │ «Normal Reset»
#------------------------ Bold Video-Reverse ------------------------------
# │30;1;7 │ Dark grey │ Bold Black │ Bold Black
# │31;1;7 │ Red │ Bold Red │ Bold Red
# │32;1;7 │ Lime green │ Bold Green │ Bold Green
# │33;1;7 │ Yellow │ Bold Yellow │ Bold Yellow
# │34;1;7 │ Light greyish blue │ Bold Blue │ Bold Blue
# │35;1;7 │ Light purple │ Bold Magenta │ Bold Magenta
# │36;1;7 │ Cyan │ Bold Cyan │ Bold Cyan
# │37;1;7 │ Off white │ Bold White │ Bold White
#─────────────────────────────────────────────────────────────────────────
# XTerm X11 ColorSpace Background 40-47
# -------------------------------------------------------------------------
BLACK_BG='\e[40m' #000000 RGB( 0,0,0 )
RED_BG='\e[41m' #800000 RGB( 128,0,0 )
GREEN_BG='\e[42m' #008000 RGB( 0,128,0 )
YELLOW_BG='\e[43m' #808000 RGB( 128,128,0 )
BLUE_BG='\e[44m' #000080 RGB( 0,0,128 )
MAGENTA_BG='\e[45m' #800080 RGB( 128,0,128 )
CYAN_BG='\e[46m' #008080 RGB( 0,128,128 )
WHITE_BG='\e[47m' #808080 RGB( 192,192,192 )
#
# -------------------------------------------------------------------------
NORMAL_BG='\e[49m'
# -------------------------------------------------------------------------
# XTerm X11 ColorSpace Bold Video-Reverse Background 30;1;7-37;1;7
# -------------------------------------------------------------------------
# \e[30;1;7m - Bold Black Video-Reverse
# \e[31;1;7m - Bold Red Video-Reverse
# \e[32;1;7m - Bold Green Video-Reverse
# \e[33;1;7m - Bold Yellow Video-Reverse
# \e[34;1;7m - Bold Blue Video-Reverse
# \e[35;1;7m - Bold Magenta Video-Reverse
# \e[36;1;7m - Bold Cyan Video-Reverse
# \e[37;1;7m - Bold White Video-Reverse
# ANSI 3-bit & 4-bit Colorspace(s)
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#3-bit_and_4-bit
function 3bit () {
local SYSTEM=( NORMAL BLACK RED GREEN YELLOW BLUE MAGENTA CYAN WHITE )
echo '\n\n ANSI 3-bit Helpers'
for color in "${!SYSTEM[@]}"; do
local fg=$( eval "echo \$${SYSTEM[ $color ]}" )
local bg=$( eval "echo \$${SYSTEM[ $color ]}_BG" )
printf "\n ${fg} %-10s \e[m ${bg} %13s \e[m" \
"\${${SYSTEM[ $color ]}}" "\${${SYSTEM[ $color ]}_BG}"
done
echo '\n\n ANSI 3-bit'
printf "\n %9s " ' 🎨'
for BG in $( seq 40 47 ); do
printf "\e[${BG}m %-8s\e[m" "\\e[${BG}m"
done
for FG in $( seq 30 37 ); do
printf "\n\e[${FG}m%-9s\e[m" " \\e[${FG}m ➤"
for BG in $( seq 40 47 ); do
printf "\e[${FG};${BG}m%-9s\e[m" " ${FG};${BG}m"
done
done
echo '\n\n ANSI 3-bit \e[39;1mBright\e[m'
printf "\n %12s " ' 🎨 '
for BG in $( seq 40 47 ); do
printf "\e[${BG}m %-8s \e[m" "\\e[${BG}m"
done
for FG in $( seq 30 37 ); do
printf "\n\e[${FG};1m %-11s \e[m" "\\e[${FG};1m ➤"
for BG in $( seq 40 47 ); do
printf "\e[${FG};1;${BG}m %-8s \e[m" "${FG};1;${BG}m"
done
done
echo '\n\n ANSI 3-bit \e[1;7m Video Reverse \e[m'
printf "\n 🎨 "
for FG in $( seq 30 37 ); do
printf "\e[${FG};7;49m %-8s \e[m" "${FG};7m"
done
printf "\n \e[1mBright 🎨 \e[m "
for FG in $( seq 30 37 ); do
printf "\e[${FG};1;7;49m %-8s \e[m" "${FG};1;7m"
done && echo
} # 3bit
# }}}
# =========================================================================
# {{{ 4-bit AIXterm Light 8-Color
#
# The 16-color feature is borrowed from IBM aixterm,
# which maps 16 codes each for foreground and background onto two ranges;
# - https://github.com/termstandard/colors/issues/19
# - https://wikipedia.org/wiki/List_of_monochrome_and_RGB_color_formats#4-bit_RGBI
#==========================================================================
#┏━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━┓
#┃ ### ┃ GNOME Terminal ┃ xterm ┃ non-GUI TTY ┃
#┡━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━┩
# │ 90 │ Dark grey │ Light Black │ Light Black
# │ 91 │ Red │ Light Red │ Light Red
# │ 92 │ Lime green │ Light Green │ Light Green
# │ 93 │ Yellow │ Light Yellow │ Light Yellow
# │ 94 │ Light greyish blue │ Light Blue │ Light Blue
# │ 95 │ Light purple │ Light Magenta │ Light Magenta
# │ 96 │ Cyan │ Light Cyan │ Light Cyan
# │ 97 │ Off white │ Light White │ Light White
#────────────────────────────────────────────────────────────────────────
#
#------------------------- Light Background -----------------------------
#
# │ 100 │ Dark grey │ Light Black │ Light Black
# │ 101 │ Red │ Light Red │ Light Red
# │ 102 │ Lime green │ Light Green │ Light Green
# │ 103 │ Yellow │ Light Yellow │ Light Yellow
# │ 104 │ Light greyish blue │ Light Blue │ Light Blue
# │ 105 │ Light purple │ Light Magenta │ Light Magenta
# │ 106 │ Cyan │ Light Cyan │ Light Cyan
# │ 107 │ Off white │ Light White │ Light White
#────────────────────────────────────────────────────────────────────────
# Light Foreground Helpers (90-97) --------------------------------------
BLACK_LIGHT=$( tput setaf 8 ) # \e[90m
RED_LIGHT=$( tput setaf 9 ) # \e[91m
GREEN_LIGHT=$( tput setaf 10 ) # \e[92m
YELLOW_LIGHT=$( tput setaf 11 ) # \e[93m
BLUE_LIGHT=$( tput setaf 12 ) # \e[94m
MAGENTA_BRIGHT=$( tput setaf 13 ) # \e[95m
CYAN_LIGHT=$( tput setaf 14 ) # \e[96m
WHITE_LIGHT=$( tput setaf 15 ) # \e[97m
# Light Background Colors (100-107) ---\e--------------------------------
BLACK_LIGHT_BG=$( tput setab 8 ) # \e[100m
RED_LIGHT_BG=$( tput setab 9 ) # \e[101m
GREEN_LIGHT_BG=$( tput setab 10 ) # \e[102m
YELLOW_LIGHT_BG=$( tput setab 11 ) # \e[103m
BLUE_LIGHT_BG=$( tput setab 12 ) # \e[104m
MAGENTA_LIGHT_BG=$( tput setab 13 ) # \e[105m
CYAN_LIGHT_BG=$( tput setab 14 ) # \e[106m
WHITE_LIGHT_BG=$( tput setab 15 ) # \e[107m
# ANSI 4-bit Colorspace(s)
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#3-bit_and_4-bit
function 4bit () {
local SYSTEM=( BLACK RED GREEN YELLOW BLUE MAGENTA CYAN WHITE )
echo '\n\n ANSI 4-bit \e[1mLight\e[m Helpers'
for color in "${!SYSTEM[@]}"; do
local fg=$( eval "echo \$${SYSTEM[ $color ]}_LIGHT" )
local bg=$( eval "echo \$${SYSTEM[ $color ]}_LIGHT_BG" )
printf "\n ${fg} %-16s \e[m ${bg} %20s \e[m" \
"\${${SYSTEM[ $color ]}_LIGHT}" "\${${SYSTEM[ $color ]}_LIGHT_BG}"
done
echo "\n\n ANSI 4-bit \e[1mLight \e[2;3m(AIXTerm Non-Standard)\e[m"
printf "\n %9s " ' 🎨'
for BG in $( seq 100 107 ); do
printf "\e[${BG}m %-8s\e[m" "\\e[${BG}m"
done
for FG in $( seq 90 97 ); do
printf "\n\e[${FG}m%-9s\e[m" " \\e[${FG}m ➤"
for BG in $( seq 100 107 ); do
printf "\e[${FG};${BG}m%-9s\e[m" " ${FG};${BG}m"
done
done && echo
} # 4bit
# }}}
# =========================================================================
# {{{ 8-bit 256 Color
#
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#8-bit
# - https://ditig.com/publications/256-colors-cheat-sheet#xterm-system-colors
# - https://ditig.com/publications/256-colors-cheat-sheet#xterm-non-system-colors
#
# 256 ansi colors # Where N is a color code {0-256}
# 38;5;n │Foreground - Replace ɴ with value from 256-color chart below
# │for closest supported color (non-GUI TTY has only 16 colors!)
#--------------------------------------------------------------------------
# 48;5;n │Background - Replace ɴ with value from 256-color chart below
# │for closest supported color (non-GUI TTY has only 16 colors!)
# =========================================================================
function 8bit () {
# https://unix.stackexchange.com/q/9957/how-to-check-if-bash-can-print-colors
local columns=6
local fg='\e[38;5;'
local bg='\e[48;5;'
echo "\n\n ANSI 8-bit 256 [2;3m(0-7) [m[1mStandard Colors[m"
printf "\n # [1m %-12s [7m %-12s[m\n\n" Foreground Background
for n in {0..7} ; do
printf " %2s ${fg}%dm \\${fg}%-3s \e[m ${bg}%dm \\${bg}%-3s \e[m\n" \
$n $n "${n}m" $n "${n}m"
done
echo "\n\n ANSI 8-bit 256 [2;3m(8-15) [m[1mHigh-Intensity Colors[m"
printf "\n # [1m %-12s [7m %-12s[m\n\n" Foreground Background
for n in {8..15} ; do
printf " %2s ${fg}%dm \\${fg}%-3s \e[m ${bg}%dm \\${bg}%-3s \e[m\n" \
$n $n "${n}m" $n "${n}m"
done
echo "\n\n ANSI 8-bit 256 [2;3m(16-231) [m[3m(Extended)[m [1m216 Colors[m"
printf "\n # [1m %-12s [7m %-12s[m\n\n" Foreground Background
for n in {16..231} ; do
printf "${fg}%dm %3s \e[m${bg}%dm %3s \e[m" $n "${n}" $n "${n}"
if (( ( n > 15 ) && (n-15) % $columns == 0 ))
then printf "\n";
fi
done
echo "\n\n ANSI 8-bit 256 [2;3m(232-255) [m[1mGrayScale Colors[m"
printf "\n # [1m %-12s [7m %-12s[m\n\n" Foreground Background
for n in {232..255} ; do
printf "${fg}%dm %3s \e[m${bg}%dm %3s \e[m" $n "${n}" $n "${n}"
if (( ( n > 15 ) && (n-15) % $columns == 0 ))
then printf "\n";
fi
done
} # 8bit
# }}}
# =========================================================================
# {{{ 24-Bit True Color
# - https://en.m.wikipedia.org/wiki/ANSI_escape_code#24-bit
#
# 38;2;ʀ;ɢ;ʙ │Foreground - Replace ʀ, ɢ, and ʙ with RGB values from 0 to 255
# for closest supported color (non-GUI TTY has only 16 colors!)
#--------------------------------------------------------------------------
# 48;2;ʀ;ɢ;ʙ │Background - Replace ʀ, ɢ, and ʙ with RGB values from 0 to 255
# for closest supported color (non-GUI TTY has only 16 colors!)
# =========================================================================
# https://github.com/microsoft/terminal/issues/11057
export COLORTERM='24bit' # [24bit|truecolor|xterm-truecolor]
function 24bit () { # https://github.com/JohnMorales/dotfiles/blob/master/colors/24-bit-color.sh
# https://unix.stackexchange.com/q/404414/print-true-color-24-bit-test-pattern/404415#404415
# Truecolor test
printf "\n\e[38;2;255;100;0mTRUECOLOR ${COLORTERM}\e[0m\n"
awk \
-v term_cols="${width:-$( tput cols || echo 80 )}" \
-v term_lines="${height:-$( tput lines || echo 1 )}" \
'BEGIN {
s="/\\";
total_cols=term_cols * term_lines;
for ( colnum = 0; colnum < total_cols; colnum++ ) {
r = 255 - ( colnum * 255 / total_cols );
g = ( colnum * 510 / total_cols );
b = ( colnum * 255 / total_cols );
if ( g > 255 ) g = 510-g;
printf "\033[48;2;%d;%d;%dm", r, g, b;
printf "\033[38;2;%d;%d;%dm", 255 - r, 255 - g, 255 - b;
printf "%s\033[0m", substr( s, colnum % 2 + 1, 1 );
if ( colnum % term_cols==term_cols ) printf "\n";
}
printf "\n";
}' # BEGIN
} # 24bit
# }}}
# =========================================================================
# {{{ Functions
# =========================================================================
function Colors () {
echo && echo "Colors: $( tput colors )"
printf "\n\$GREP_COLORS\n$GREP_COLORS\n"
printf "\n\$LS_COLORS\n$LS_COLORS\n"
printf "\ndircolors -b\n$( dircolors -b )\n"
printf "\ndircolors .dircolors\n$( dircolors "${DIRCOLORS}" )\n"
printf "\ndircolors -b .dircolors\n$( dircolors -b "${DIRCOLORS}" )\n"
printf "\ndircolors --print-ls-colors\n$( dircolors --print-ls-colors )\n"
Monochrome && 3bit && 4bit && 8bit && 24bit
} # Colors
# }}}
echo && echo -E "👤 ${BOLD}$( whoami )${DEFAULT} \
💜s devPunks ${REVERSE}${BOLD}${MAGENTA} .colors ${DEFAULT}${NORMAL}"
echo
# vim: foldmethod=marker