74 lines
1.8 KiB
Bash
74 lines
1.8 KiB
Bash
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#!/usr/bin/env bash
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# Test 256 color support along with bold and dim attributes.
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# Copyright (C) 2014 Egmont Koblinger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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format_number() {
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local num="$1" c=$'\u254F'
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if ((num < 10)); then
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printf "$c %d" "$num"
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else
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printf "$c%02d" $((num%100))
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fi
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}
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somecolors() {
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local from="$1"
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local to="$2"
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local prefix="$3"
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local line
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for line in \
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"\e[2mdim " \
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"normal " \
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"\e[1mbold " \
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"\e[1;2mbold+dim "; do
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echo -ne "$line"
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i=$from
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while ((i <= to)); do
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echo -ne "\e[$prefix${i}m"
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format_number $i
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i=$((i+1))
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done
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echo $'\e[0m\e[K'
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done
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}
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allcolors() {
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echo "-- 8 standard colors: SGR ${1}0..${1}7 --"
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somecolors 0 7 "$1"
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echo
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echo "-- 8 bright colors: SGR ${2}0..${2}7 --"
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somecolors 0 7 "$2"
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echo
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echo "-- 256 colors: SGR ${1}8;5;0..255 --"
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somecolors 0 15 "${1}8;5;"
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echo
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somecolors 16 51 "${1}8;5;"
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somecolors 52 87 "${1}8;5;"
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somecolors 88 123 "${1}8;5;"
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somecolors 124 159 "${1}8;5;"
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somecolors 160 195 "${1}8;5;"
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somecolors 196 231 "${1}8;5;"
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echo
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somecolors 232 255 "${1}8;5;"
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}
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allcolors 3 9
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echo
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allcolors 4 10
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