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add terminal palette scripts (recolor and subdue)
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136
sh/recolor
Executable file
136
sh/recolor
Executable file
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#!/usr/bin/env sh
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# YES_ZSH YES_BASH YES_DASH YES_ASH
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__recolor_install() {
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ForegroundColour() { recolor RAW 10 "$@"; }
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BackgroundColour() { recolor RAW 11 "$@"; }
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CursorColour() { recolor RAW 12 "$@"; }
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Black() { recolor 0 "$@"; }
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BoldBlack() { recolor 8 "$@"; }
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Red() { recolor 1 "$@"; }
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BoldRed() { recolor 9 "$@"; }
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Green() { recolor 2 "$@"; }
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BoldGreen() { recolor 10 "$@"; }
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Yellow() { recolor 3 "$@"; }
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BoldYellow() { recolor 11 "$@"; }
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Blue() { recolor 4 "$@"; }
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BoldBlue() { recolor 12 "$@"; }
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Magenta() { recolor 5 "$@"; }
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BoldMagenta() { recolor 13 "$@"; }
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Cyan() { recolor 6 "$@"; }
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BoldCyan() { recolor 14 "$@"; }
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White() { recolor 7 "$@"; }
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BoldWhite() { recolor 15 "$@"; }
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}
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__recolor() {
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# TODO: clean up and optimize the heck out of this, i.e.
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# don't require 19+ subshells to replace every color.
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pre='\033]'
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post='\033\\'
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tmuxy=0 screeny=0 linuxy=0
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[ "${TERM#tmux}" = "$TERM" ] || tmuxy=1
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[ "${TERM#screen}" = "$TERM" ] || { tmuxy=1; screeny=1; }
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[ "${TERM#linux}" = "$TERM" ] || linuxy=1
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[ -z "$TMUX" ] || tmuxy=0
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[ "$tmuxy$screeny" = 00 ] || linuxy=0
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if [ $tmuxy = 1 ]; then
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pre='\033Ptmux;\033'"$pre"
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post='\007'"$post"
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elif [ $screeny = 1 ]; then
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pre='\033P\033'"$pre"
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post='\007'"$post"
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fi
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malarg() {
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printf >&2 '%s: malformed argument #%s: %s\n' "$@"
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exit 2
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}
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byteranged() {
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[ "$1" -ge 0 ] && [ "$1" -le 255 ]
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} 2>&-
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valid_rex() {
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[ -z "${2#[0-9a-f][0-9a-f]/[0-9a-f][0-9a-f]/[0-9a-f][0-9a-f]}" ]
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}
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rex() {
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byteranged "$1" || malarg rex 1 "$1"
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valid_rex || malarg rex 2 "$2"
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if [ $linuxy = 1 ]; then
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#local IFS=/
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#set -- $1 $2
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set -- "${1%%/*}" "${2#*/}"
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set -- "$1" "${2%%/*}"
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[ "$1" -ge 16 ] || printf '\e]P%x%s%s%s' "$@"
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else
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printf "${pre}4;%s;rgb:%s${post}" "$1" "$2"
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fi
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}
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rexr() {
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byteranged "$1" || malarg rexr 1 "$1"
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valid_rex || malarg rexr 2 "$2"
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if [ $linuxy = 1 ]; then
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: # unsupported
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else
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printf "${pre}%s;rgb:%s${post}" "$1" "$2"
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fi
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}
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colour_split() {
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# use blue channel as a temporary variable.
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b="${c%??}" r="${b%??}" g="${b#??}" b="${c#????}"
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}
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dirty=0 plus=0
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n= r=ff g=ff b=ff a= c= i= raw=0
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if [ "$1" = RAW ]; then raw=1; shift; fi
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n="$1"
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byteranged "$n" || malarg recolor 1 "$c"
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if c="${2#\#}"; [ "$c" != "$2" ]; then
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[ "${#c}" = 6 ] || malarg recolor 2 "$2"
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v_lower c || return
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colour_split || return
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elif c="${2#0x}"; [ "$c" != "$2" ] && [ "${#c}" = 6 ]; then
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v_lower c || return
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colour_split || return
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else
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i=1
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for a in "$2" "$3" "$4"; do
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: $((i+=1))
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if c="${a#0x}"; [ "$c" = "$a" ]; then
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byteranged "$c" || malarg recolor $i "$c"
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c="$(printf '%02x' "$c")" # TODO: avoid subshell.
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fi
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[ "${#c}" != 1 ] || c="0$c"
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[ "${#c}" = 2 ] || malarg recolor $i "$c"
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v_lower c || return
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[ $i = 2 ] && r="$c" || [ $i = 3 ] && g="$c" || [ $i = 4 ] && b="$c"
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done
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fi
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if [ $raw = 1 ]; then
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rexr "$n" "$r/$g/$b"
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else
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rex "$n" "$r/$g/$b"
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if [ "$n" -eq 21 ] && [ $plus = 1 ]; then
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# use base16 "Bright White" for foreground as well.
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rexr 10 "$r/$g/$b"
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fi
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fi
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dirty=1
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} >/dev/tty
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recolor()(__recolor "$@")
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[ -n "${preload+-}" ] || . ~/sh/preload || exit 2
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eval ${preload:-preload} v_lower v_upper
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[ -n "${preload+-}" ] || __recolor "$@"
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35
sh/subdue
Executable file
35
sh/subdue
Executable file
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@ -0,0 +1,35 @@
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#!/usr/bin/env sh
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# YES_ZSH YES_BASH YES_DASH YES_ASH
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__subdue() { ### @subdue
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### reconfigure your terminal's color scheme using a preset for [recolor.](#recolor)
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# TODO: take a screenshot and include it in the docs.
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__recolor_install
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ForegroundColour '#ECECEC'
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BackgroundColour '#111111'
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CursorColour '#F9F9F9'
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Black '#111111'
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Red '#B62A1F'
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Green '#41B43C'
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Blue '#1D52E1'
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Yellow '#ED9433'
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Cyan '#40ADAC'
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Magenta '#BA3CB9'
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White '#BDBDBD'
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BoldBlack '#747474'
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BoldRed '#F43E31'
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BoldGreen '#4FEB49'
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BoldBlue '#4391F9'
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BoldYellow '#F4F415'
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BoldCyan '#3AF5F4'
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BoldMagenta '#E84EE6'
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BoldWhite '#ECECEC'
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}
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subdue()(__subdue "$@")
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[ -n "${preload+-}" ] || . ~/sh/preload || exit 2
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eval ${preload:-preload} recolor
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[ -n "${preload+-}" ] || __subdue "$@"
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