diff options
| -rw-r--r-- | functions.sh | 126 |
1 files changed, 82 insertions, 44 deletions
diff --git a/functions.sh b/functions.sh index 6b8671a..4b1f988 100644 --- a/functions.sh +++ b/functions.sh @@ -17,49 +17,87 @@ download() export -f download -## spinner takes the pid of the process as the first argument and -# string to display as second argument (default provided) and spins -# until the process completes. -spinner() { - local proc="$1" - #local str="${2:-'Copyright of KatworX© Tech. Developed by Arjun Singh Kathait and Debugged by the ☆Stack Overflow Community☆'}" - local str="" - local delay="0.1" - tput civis # hide cursor - printf "%b" "${WHT}" - while [ -d /proc/"$proc" ]; do - #-\|/ - #⠁⠂⠄⡀⢀⠠⠐⠈ - #▁▂▃▄▅▆▇█▇▆▅▄▃▂▁ - #←↖↑↗→↘↓↙ - #▖▘▝▗ - #◢◣◤◥ - #┤┘┴└├┌┬┐ - #◰◳◲◱ - #◴◷◶◵ - #◐◓◑◒ - #⣾⣽⣻⢿⡿⣟⣯⣷ - printf '\033[s\033[u[ ▁ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▂ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▃ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▄ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▅ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▆ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▇ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ █ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▇ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▆ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▅ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▄ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▃ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▂ ] %s\033[u' "$str"; sleep "$delay" - printf '\033[s\033[u[ ▁ ] %s\033[u' "$str"; sleep "$delay" - done - wait "${proc}" - retval=$? - printf '\033[s\033[u%*s\033[u\033[0m' $((${#str}+6)) " " # return to normal - tput cnorm # restore cursor - return $retval +# Shows a spinner while another command is running. Randomly picks one of 12 spinner styles. +# @args command to run (with any parameters) while showing a spinner. +# E.g. ‹spinner sleep 10› + +function shutdown() { + tput cnorm # reset cursor +} +trap shutdown EXIT + +function cursorBack() { + echo -en "\033[$1D" } -export -f spinner +function spinner() { + # make sure we use non-unicode character type locale + # (that way it works for any locale as long as the font supports the characters) + local LC_CTYPE=C + + local pid=$1 # Process Id of the previous running command + + case $(($RANDOM % 12)) in + 0) + local spin='⠁⠂⠄⡀⢀⠠⠐⠈' + local charwidth=3 + ;; + 1) + local spin='-\|/' + local charwidth=1 + ;; + 2) + local spin="▁▂▃▄▅▆▇█▇▆▅▄▃▂▁" + local charwidth=3 + ;; + 3) + local spin="▉▊▋▌▍▎▏▎▍▌▋▊▉" + local charwidth=3 + ;; + 4) + local spin='←↖↑↗→↘↓↙' + local charwidth=3 + ;; + 5) + local spin='▖▘▝▗' + local charwidth=3 + ;; + 6) + local spin='┤┘┴└├┌┬┐' + local charwidth=3 + ;; + 7) + local spin='◢◣◤◥' + local charwidth=3 + ;; + 8) + local spin='◰◳◲◱' + local charwidth=3 + ;; + 9) + local spin='◴◷◶◵' + local charwidth=3 + ;; + 10) + local spin='◐◓◑◒' + local charwidth=3 + ;; + 11) + local spin='⣾⣽⣻⢿⡿⣟⣯⣷' + local charwidth=3 + ;; + esac + + local i=0 + tput civis # cursor invisible + while kill -0 $pid 2>/dev/null; do + local i=$(((i + $charwidth) % ${#spin})) + printf "%s" "${spin:$i:$charwidth}" + + cursorBack 1 + sleep .1 + done + tput cnorm + wait $pid # capture exit code + return $? +} |