88 lines
1.6 KiB
Bash
Executable File
88 lines
1.6 KiB
Bash
Executable File
# vim: syntax=bash:
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reset_esc='\e[0m'
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# bgcol <color> <command>
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# Use the specified color as background
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function bgcol {
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_bashcols_bgcol_conditionalsuffix=bg
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"$@"
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_bashcols_bgcol_conditionalsuffix=
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}
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# applies the given color id, executes the command, then resets the color
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function colout() {
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if [[ $# -eq 0 ]]; then
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echo "usage: colout <color id> <command>"
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return
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fi
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local color="$1"
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shift
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if [[ -z $_bashcols_bgcol_conditionalsuffix ]]; then
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tput setaf "$color"
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else
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tput setab "$color"
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fi
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"$@"
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tput sgr0
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}
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# defines a new color function
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# and a variable named <colorname>_colid that contains the actual value for the color function
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function defcol() {
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if [[ $# -ne 2 ]]; then
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echo "usage: defcol <color name> <color id>"
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return
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fi
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local name="$1"
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local color="$2"
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eval "${name}_colid=$color"
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eval "${name}_esc=\"\\e[38;5;${color}m\""
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eval "${name}_escbg=\"\\e[48;5;${color}m\""
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eval "function $name { colout $color \"\$@\"; }"
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}
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# displays all 256 colors
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function dispcollist() {
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local width=${1:-16}
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local idx=0
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for colid in {1..256}; do
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colout $colid printf "%3s " $colid
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let "idx++" || true
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if ! (( $idx % $width )); then
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printf "\n"
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fi
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done
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}
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function colthis {
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local name="$1"
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shift
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eval "printf \"%s\" \"\${${name}_esc${_bashcols_bgcol_conditionalsuffix}}$@$reset_esc\""
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}
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# default colors
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defcol red 1
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defcol green 2
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defcol brown 3
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defcol blue 4
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defcol magenta 5
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defcol cyan 6
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defcol white 7
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defcol grey 8
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defcol redl 9
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defcol greenl 10
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defcol yellow 11
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defcol bluel 12
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defcol magenta 13
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defcol cyanl 14
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defcol whitel 15
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defcol black 16
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_bashlib_bashcols=1
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