Colortheme Flair

#!/bin/bash

usage() {
  echo "colortheme:"
  echo "    -b: boxes"
  echo "    -i: invaders"
  echo "    -p pacman"
  echo "    -a all of the above"
  echo "    -h this"
}

initializeANSI()
{
 esc="$(echo -en '\e')"

  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"
}

boxes() {
  FGNAMES=(' black ' '  red  ' ' green ' ' yellow' '  blue ' 'magenta' '  cyan ' ' white ')
  BGNAMES=('DFT' 'BLK' 'RED' 'GRN' 'YEL' 'BLU' 'MAG' 'CYN' 'WHT')
  echo "     ┌──────────────────────────────────────────────────────────────────────────┐"
  for b in $(seq 0 8); do
      if [ "$b" -gt 0 ]; then
        bg=$(($b+39))
      fi

      echo -en "\033[0m ${BGNAMES[$b]} │ "
      for f in $(seq 0 7); do
        echo -en "\033[${bg}m\033[$(($f+30))m ${FGNAMES[$f]} "
      done
      echo -en "\033[0m │"

      echo -en "\033[0m\n\033[0m     │ "
      for f in $(seq 0 7); do
        echo -en "\033[${bg}m\033[1;$(($f+30))m ${FGNAMES[$f]} "
      done
      echo -en "\033[0m │"
    echo -e "\033[0m"

    if [ "$b" -lt 8 ]; then
      echo "     ├──────────────────────────────────────────────────────────────────────────┤"
    fi
  done
  echo "     └──────────────────────────────────────────────────────────────────────────┘"
}

invaders() {
  f=3 b=4
  for j in f b; do
    for i in {0..7}; do
      printf -v $j$i %b "\e[${!j}${i}m"
    done
  done
  bld=$'\e[1m'
  rst=$'\e[0m'

  cat << EOF

 $f1  ▀▄   ▄▀     $f2 ▄▄▄████▄▄▄    $f3  ▄██▄     $f4  ▀▄   ▄▀     $f5 ▄▄▄████▄▄▄    $f6  ▄██▄  $rst
 $f1 ▄█▀███▀█▄    $f2███▀▀██▀▀███   $f3▄█▀██▀█▄   $f4 ▄█▀███▀█▄    $f5███▀▀██▀▀███   $f6▄█▀██▀█▄$rst
 $f1█▀███████▀█   $f2▀▀███▀▀███▀▀   $f3▀█▀██▀█▀   $f4█▀███████▀█   $f5▀▀███▀▀███▀▀   $f6▀█▀██▀█▀$rst
 $f1▀ ▀▄▄ ▄▄▀ ▀   $f2 ▀█▄ ▀▀ ▄█▀    $f3▀▄    ▄▀   $f4▀ ▀▄▄ ▄▄▀ ▀   $f5 ▀█▄ ▀▀ ▄█▀    $f6▀▄    ▄▀$rst

 $bld$f1▄ ▀▄   ▄▀ ▄   $f2 ▄▄▄████▄▄▄    $f3  ▄██▄     $f4▄ ▀▄   ▄▀ ▄   $f5 ▄▄▄████▄▄▄    $f6  ▄██▄  $rst
 $bld$f1█▄█▀███▀█▄█   $f2███▀▀██▀▀███   $f3▄█▀██▀█▄   $f4█▄█▀███▀█▄█   $f5███▀▀██▀▀███   $f6▄█▀██▀█▄$rst
 $bld$f1▀█████████▀   $f2▀▀▀██▀▀██▀▀▀   $f3▀▀█▀▀█▀▀   $f4▀█████████▀   $f5▀▀▀██▀▀██▀▀▀   $f6▀▀█▀▀█▀▀$rst
 $bld$f1 ▄▀     ▀▄    $f2▄▄▀▀ ▀▀ ▀▀▄▄   $f3▄▀▄▀▀▄▀▄   $f4 ▄▀     ▀▄    $f5▄▄▀▀ ▀▀ ▀▀▄▄   $f6▄▀▄▀▀▄▀▄$rst


                                     $f7▌$rst

                                   $f7▌$rst

                              $f7    ▄█▄    $rst
                              $f7▄█████████▄$rst
                              $f7▀▀▀▀▀▀▀▀▀▀▀$rst

EOF
}

pac(){
  #clear

  initializeANSI

  cat << EOF

 ${yellowf}  ▄███████▄${reset}   ${redf}  ▄██████▄${reset}    ${greenf}  ▄██████▄${reset}    ${bluef}  ▄██████▄${reset}    ${purplef}  ▄██████▄${reset}    ${cyanf}  ▄██████▄${reset}
 ${yellowf}▄█████████▀▀${reset}  ${redf}▄${whitef}█▀█${redf}██${whitef}█▀█${redf}██▄${reset}  ${greenf}▄${whitef}█▀█${greenf}██${whitef}█▀█${greenf}██▄${reset}  ${bluef}▄${whitef}█▀█${bluef}██${whitef}█▀█${bluef}██▄${reset}  ${purplef}▄${whitef}█▀█${purplef}██${whitef}█▀█${purplef}██▄${reset}  ${cyanf}▄${whitef}█▀█${cyanf}██${whitef}█▀█${cyanf}██▄${reset}
 ${yellowf}███████▀${reset}      ${redf}█${whitef}▄▄█${redf}██${whitef}▄▄█${redf}███${reset}  ${greenf}█${whitef}▄▄█${greenf}██${whitef}▄▄█${greenf}███${reset}  ${bluef}█${whitef}▄▄█${bluef}██${whitef}▄▄█${bluef}███${reset}  ${purplef}█${whitef}▄▄█${purplef}██${whitef}▄▄█${purplef}███${reset}  ${cyanf}█${whitef}▄▄█${cyanf}██${whitef}▄▄█${cyanf}███${reset}
 ${yellowf}███████▄${reset}      ${redf}████████████${reset}  ${greenf}████████████${reset}  ${bluef}████████████${reset}  ${purplef}████████████${reset}  ${cyanf}████████████${reset}
 ${yellowf}▀█████████▄▄${reset}  ${redf}██▀██▀▀██▀██${reset}  ${greenf}██▀██▀▀██▀██${reset}  ${bluef}██▀██▀▀██▀██${reset}  ${purplef}██▀██▀▀██▀██${reset}  ${cyanf}██▀██▀▀██▀██${reset}
 ${yellowf}  ▀███████▀${reset}   ${redf}▀   ▀  ▀   ▀${reset}  ${greenf}▀   ▀  ▀   ▀${reset}  ${bluef}▀   ▀  ▀   ▀${reset}  ${purplef}▀   ▀  ▀   ▀${reset}  ${cyanf}▀   ▀  ▀   ▀${reset}

 ${boldon}${yellowf}  ▄███████▄   ${redf}  ▄██████▄    ${greenf}  ▄██████▄    ${bluef}  ▄██████▄    ${purplef}  ▄██████▄    ${cyanf}  ▄██████▄${reset}
 ${boldon}${yellowf}▄█████████▀▀  ${redf}▄${whitef}█▀█${redf}██${whitef}█▀█${redf}██▄  ${greenf}▄${whitef}█▀█${greenf}██${whitef}█▀█${greenf}██▄  ${bluef}▄${whitef}█▀█${bluef}██${whitef}█▀█${bluef}██▄  ${purplef}▄${whitef}█▀█${purplef}██${whitef}█▀█${purplef}██▄  ${cyanf}▄${whitef}█▀█${cyanf}██${whitef}█▀█${cyanf}██▄${reset}
 ${boldon}${yellowf}███████▀      ${redf}█${whitef}▄▄█${redf}██${whitef}▄▄█${redf}███  ${greenf}█${whitef}▄▄█${greenf}██${whitef}▄▄█${greenf}███  ${bluef}█${whitef}▄▄█${bluef}██${whitef}▄▄█${bluef}███  ${purplef}█${whitef}▄▄█${purplef}██${whitef}▄▄█${purplef}███  ${cyanf}█${whitef}▄▄█${cyanf}██${whitef}▄▄█${cyanf}███${reset}
 ${boldon}${yellowf}███████▄      ${redf}████████████  ${greenf}████████████  ${bluef}████████████  ${purplef}████████████  ${cyanf}████████████${reset}
 ${boldon}${yellowf}▀█████████▄▄  ${redf}██▀██▀▀██▀██  ${greenf}██▀██▀▀██▀██  ${bluef}██▀██▀▀██▀██  ${purplef}██▀██▀▀██▀██  ${cyanf}██▀██▀▀██▀██${reset}
 ${boldon}${yellowf}  ▀███████▀   ${redf}▀   ▀  ▀   ▀  ${greenf}▀   ▀  ▀   ▀  ${bluef}▀   ▀  ▀   ▀  ${purplef}▀   ▀  ▀   ▀  ${cyanf}▀   ▀  ▀   ▀${reset}

EOF
}

case $1 in
  -b)
    boxes
    ;;
  -i)
    invaders
    ;;
  -p)
    pac
    ;;
  -a)
    boxes
    invaders
    pac
    ;;
  -h)
    usage
    ;;
  *)
    boxes
    ;;
esac