diff options
Diffstat (limited to 'Functions/Misc')
| -rw-r--r-- | Functions/Misc/colors | 132 |
1 files changed, 72 insertions, 60 deletions
diff --git a/Functions/Misc/colors b/Functions/Misc/colors index 8ce2326e6..0a31afcf6 100644 --- a/Functions/Misc/colors +++ b/Functions/Misc/colors @@ -1,67 +1,79 @@ -# Put standard ANSI color codes in environment for easy use +# Put standard ANSI color codes in shell parameters for easy use. +# Note that some terminals do not support all combinations. -reset_color="$(echo -n '\e[0m')" -bold_color="$(echo -n '\e[1m')" +typeset -Ag color colour + +color=( +# Attribute codes: + 00 none + 01 bold + 02 faint 22 normal + 03 standout 23 no-standout + 04 underline 24 no-underline + 05 blink 25 no-blink + 07 reverse 27 no-reverse + 08 conceal + +# Text color codes: + 30 black 40 bg-black + 31 red 41 bg-red + 32 green 42 bg-green + 33 yellow 43 bg-yellow + 34 blue 44 bg-blue + 35 magenta 45 bg-magenta + 36 cyan 46 bg-cyan + 37 white 47 bg-white + 39 default 49 bg-default +) + +# A word about black and white: The "normal" shade of white is really a +# very pale grey on many terminals; to get truly white text, you have to +# use bold white, and to get a truly white background you have to use +# bold reverse white bg-xxx where xxx is your desired foreground color +# (and which means the foreground is also bold). + +# Map in both directions; could do this with e.g. ${(k)colors[(i)normal]}, +# but it's clearer to include them all both ways. + +local k +for k in ${(k)color}; do color[${color[$k]}]=$k; done + +# Add "fg-" keys for all the text colors, for clarity. + +for k in ${color[(I)3?]}; do color[fg-${color[$k]}]=$k; done + +# This is inaccurate, but the prompt theme system needs it. + +color[grey]=${color[black]} +color[fg-grey]=${color[grey]} +color[bg-grey]=${color[bg-black]} + +# Assistance for the color-blind. + +colour=(${(kv)color}) # A case where ksh namerefs would be useful ... + +# The following are terminal escape sequences used by colored prompt themes. + +local lc=$'\e[' rc=m # Standard ANSI terminal escape values + +typeset -Hg reset_color bold_color +reset_color="$lc${color[none]}$rc" +bold_color="$lc${color[bold]}$rc" # Foreground -fg_grey="$(echo -n '\e[30m')" -fg_red="$(echo -n '\e[31m')" -fg_green="$(echo -n '\e[32m')" -fg_yellow="$(echo -n '\e[33m')" -fg_blue="$(echo -n '\e[34m')" -fg_magenta="$(echo -n '\e[35m')" -fg_cyan="$(echo -n '\e[36m')" -fg_white="$(echo -n '\e[37m')" - -fg_no_bold_grey="$(echo -n '\e[0;30m')" -fg_no_bold_red="$(echo -n '\e[0;31m')" -fg_no_bold_green="$(echo -n '\e[0;32m')" -fg_no_bold_yellow="$(echo -n '\e[0;33m')" -fg_no_bold_blue="$(echo -n '\e[0;34m')" -fg_no_bold_magenta="$(echo -n '\e[0;35m')" -fg_no_bold_cyan="$(echo -n '\e[0;36m')" -fg_no_bold_white="$(echo -n '\e[0;37m')" - -fg_bold_grey="$(echo -n '\e[1;30m')" -fg_bold_red="$(echo -n '\e[1;31m')" -fg_bold_green="$(echo -n '\e[1;32m')" -fg_bold_yellow="$(echo -n '\e[1;33m')" -fg_bold_blue="$(echo -n '\e[1;34m')" -fg_bold_magenta="$(echo -n '\e[1;35m')" -fg_bold_cyan="$(echo -n '\e[1;36m')" -fg_bold_white="$(echo -n '\e[1;37m')" +typeset -AHg fg fg_bold fg_no_bold +for k in ${(v)color[(I)fg-*]}; do + fg[${color[$k]}]="$lc$k$rc" + fg_bold[${color[$k]}]="$lc${color[bold]};$k$rc" + fg_no_bold[${color[$k]}]="$lc${color[normal]};$k$rc" +done # Background -bg_grey="$(echo -n '\e[40m')" -bg_red="$(echo -n '\e[41m')" -bg_green="$(echo -n '\e[42m')" -bg_yellow="$(echo -n '\e[43m')" -bg_blue="$(echo -n '\e[44m')" -bg_magenta="$(echo -n '\e[45m')" -bg_cyan="$(echo -n '\e[46m')" -bg_white="$(echo -n '\e[47m')" - -bg_no_bold_grey="$(echo -n '\e[0;40m')" -bg_no_bold_red="$(echo -n '\e[0;41m')" -bg_no_bold_green="$(echo -n '\e[0;42m')" -bg_no_bold_yellow="$(echo -n '\e[0;43m')" -bg_no_bold_blue="$(echo -n '\e[0;44m')" -bg_no_bold_magenta="$(echo -n '\e[0;45m')" -bg_no_bold_cyan="$(echo -n '\e[0;46m')" -bg_no_bold_white="$(echo -n '\e[0;47m')" - -bg_bold_grey="$(echo -n '\e[1;40m')" -bg_bold_red="$(echo -n '\e[1;41m')" -bg_bold_green="$(echo -n '\e[1;42m')" -bg_bold_yellow="$(echo -n '\e[1;43m')" -bg_bold_blue="$(echo -n '\e[1;44m')" -bg_bold_magenta="$(echo -n '\e[1;45m')" -bg_bold_cyan="$(echo -n '\e[1;46m')" -bg_bold_white="$(echo -n '\e[1;47m')" - -# Stop these screwing the environment listing up -bg_zzzz=$reset_color -fg_zzzz=$reset_color -bold_zzzz=$reset_color +typeset -AHg bg bg_bold bg_no_bold +for k in ${(v)color[(I)bg-*]}; do + bg[${color[$k]}]="$lc$k$rc" + bg_bold[${color[$k]}]="$lc${color[bold]};$k$rc" + bg_no_bold[${color[$k]}]="$lc${color[normal]};$k$rc" +done |