#!/bin/sh

# Display available ANSI (terminal) colour combinations

# License: LGPLv2
# Author:
#    http://www.pixelbeat.org/docs/terminal_colours/
# Changes:
#    V0.1, 24 Apr 2008, Initial release
#    V0.2, 30 Oct 2009, Support dash
#    V0.4, 17 May 2011
#      http://github.com/pixelb/scripts/commits/master/scripts/ansi_colours.sh

setglobal e = '"\033['"
setglobal vline = $[tput smacs !2 >/dev/null; printf 'x'; tput rmacs !2 >/dev/null]
test $vline = "x" && setglobal vline = '"|'"

#printf "${e}4m%80s${e}0m\n"
printf "$(e)1;4mf\\\\b$(e)0m$(e)4m none  white    black     red     \
green    yellow   blue    magenta    cyan  $(e)0m\\n"

setglobal rows = ''brgybmcw''

for f in [0 7 $[seq 6]] {
  setglobal no = ''""; setglobal bo = ''""; setglobal p = ''""
  for b in [n 7 0 $[seq 6]] {
    setglobal co = ""3$f""; test $b = n || setglobal co = ""$co;4$b""
    setglobal no = ""$(no)$(e)$(co)m  $(p)$(co) $(e)0m""
    setglobal bo = ""$(bo)$(e)1;$(co)m$(p)1;$(co) $(e)0m""
    setglobal p = '" '"
  }
  setglobal fc = $[echo $rows | cut -c$shExpr('f+1')]
  printf "$fc $vline$no\nb$fc$vline$bo\n"
}