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- #!/bin/bash
- trap "tput reset; tput cnorm; exit" 2
- clear
- tput civis
- lin=2
- col=$(($(tput cols) / 2))
- c=$((col-1))
- est=$((c-2))
- color=0
- tput setaf 2; tput bold
- # Tree
- for ((i=1; i<20; i+=2))
- {
- tput cup $lin $col
- for ((j=1; j<=i; j++))
- {
- echo -n \*
- }
- let lin++
- let col--
- }
- tput sgr0; tput setaf 3
- # Trunk
- for ((i=1; i<=2; i++))
- {
- tput cup $((lin++)) $c
- echo 'mWm'
- }
- new_year=$(date +'%Y')
- let new_year++
- tput setaf 1; tput bold
- tput cup $lin $((c - 6)); echo MERRY CHRISTMAS
- tput cup $((lin + 1)) $((c - 7 )); echo And a happy
- let c++
- k=1
- # Lights and decorations
- while true; do
- for ((i=1; i<=35; i++)) {
- # Turn off the lights
- [ $k -gt 1 ] && {
- tput setaf 2; tput bold
- tput cup ${line[$[k-1]$i]} ${column[$[k-1]$i]}; echo \*
- unset line[$[k-1]$i]; unset column[$[k-1]$i] # Array cleanup
- }
- li=$((RANDOM % 9 + 3))
- start=$((c-li+2))
- co=$((RANDOM % (li-2) * 2 + 1 + start))
- tput setaf $color; tput bold # Switch colors
- tput cup $li $co
- echo o
- line[$k$i]=$li
- column[$k$i]=$co
- color=$(((color+1)%8))
- # Flashing text
- sh=5
- for l in 2019
- do
- tput cup $((lin+1)) $((c+sh))
- echo $l
- let sh++
- sleep 0.01
- done
- }
- k=$((k % 2 + 1))
- done
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