#!/bin/sh

# ANSI Color -- use these variables to easily have different color
#    and format output. Make sure to output the reset sequence after 
#    colors (f = foreground, b = background), and use the 'off'
#    feature for anything you turn on.

# Author: ivo    
# Source: http://crunchbang.org/forums/viewtopic.php?pid=130522#p130522

initializeANSI()
{
  esc=""

  blackf="${esc}[30m";   redf="${esc}[31m";    greenf="${esc}[32m"
  yellowf="${esc}[33m"   bluef="${esc}[34m";   purplef="${esc}[35m"
  cyanf="${esc}[36m";    whitef="${esc}[37m"
  
  blackb="${esc}[40m";   redb="${esc}[41m";    greenb="${esc}[42m"
  yellowb="${esc}[43m"   blueb="${esc}[44m";   purpleb="${esc}[45m"
  cyanb="${esc}[46m";    whiteb="${esc}[47m"

  boldon="${esc}[1m";    boldoff="${esc}[22m"
  italicson="${esc}[3m"; italicsoff="${esc}[23m"
  ulon="${esc}[4m";      uloff="${esc}[24m"
  invon="${esc}[7m";     invoff="${esc}[27m"

  reset="${esc}[0m"
}

# note in this first use that switching colors doesn't require a reset
# first - the new color overrides the old one.

initializeANSI

cat << EOF 

${boldon}${redf} █   █ ${reset} ${boldon}${greenf}█   █ ${reset} ${boldon}${yellowf}█   █ ${reset} ${boldon}${bluef}█   █ ${reset} ${boldon}${purplef}█   █ ${reset} ${boldon}${cyanf}█   █ ${reset} 
${boldon}${redf}  ■ ■  ${reset} ${boldon}${greenf} ■ ■  ${reset} ${boldon}${yellowf} ■ ■  ${reset} ${boldon}${bluef} ■ ■  ${reset} ${boldon}${purplef} ■ ■  ${reset} ${boldon}${cyanf} ■ ■  ${reset}
${boldon}${redf}  =■=  ${reset} ${boldon}${greenf} =■=  ${reset} ${boldon}${yellowf} =■=  ${reset} ${boldon}${bluef} =■=  ${reset} ${boldon}${purplef} =■=  ${reset} ${boldon}${cyanf} =■=  ${reset}
 
${redf} █=@=█ ${reset} ${greenf}█=@=█ ${reset} ${yellowf}█=@=█ ${reset} ${bluef}█=@=█ ${reset} ${purplef}█=@=█ ${reset} ${cyanf}█=@=█ ${reset}
${redf}  ■ ■  ${reset} ${greenf} ■ ■  ${reset} ${yellowf} ■ ■  ${reset} ${bluef} ■ ■  ${reset} ${purplef} ■ ■  ${reset} ${cyanf} ■ ■  ${reset}
${redf}  =■=  ${reset} ${greenf} =■=  ${reset} ${yellowf} =■=  ${reset} ${bluef} =■=  ${reset} ${purplef} =■=  ${reset} ${cyanf} =■=  ${reset} 

EOF