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in-terminal timer shell script
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| # script to create timer in terminal | |
| # Jason Atwood | |
| # 2013/6/22 | |
| # Nouyang -- added large font, send-notify popup, gnome-terminal resize, and play wav file | |
| # 2019 | |
| #!/bin/sh | |
| # start up | |
| #echo "starting timer script ..." | |
| #sleep 1 # seconds | |
| # get input from user | |
| if [[ $1 ]]; then | |
| DURATION=$1 | |
| else | |
| read -p "Timer for how many minutes? (Default 25) " -e DURATION | |
| #read -p "Timer for how many minutes? " -i 25 -e DURATION | |
| if [[ !DURATION ]]; then | |
| DURATION=25 | |
| fi | |
| fi | |
| DURATION=$(( $DURATION*60 )) # convert minutes to seconds | |
| # get start time | |
| START=$(date +%s) | |
| setterm -term linux -back red -fore white # use setterm to change background color | |
| printf '\e[8;4;1t' | |
| # infinite loop | |
| while [ -1 ]; do | |
| # do math | |
| NOW=$(date +%s) # get time now in seconds | |
| DIF=$(( $NOW-$START )) # compute diff in seconds | |
| ELAPSE=$(( $DURATION-$DIF )) # compute elapsed time in seconds | |
| MINS=$(( $ELAPSE/60 )) # convert to minutes... (dumps remainder from division) | |
| SECS=$(( $ELAPSE - ($MINS*60) )) # ... and seconds | |
| # conditional | |
| if [ $MINS == 0 ] && [ $SECS == 0 ] # if mins = 0 and secs = 0 (i.e. if time expired) | |
| then # blink screen | |
| clear; | |
| #zenity --info --text "$(date);$(pwd)" | |
| notify-send "Time's up! $((DURATION/60)) minutes" | |
| spd-say "Your time is up! $((DURATION/60)) minutes" | |
| paplay "./Computer_Magic.wav" | |
| for i in `seq 1 180`; # for i = 1:180 (i.e. 180 seconds) | |
| do | |
| clear # flash on | |
| setterm -term linux -back green -fore white # use setterm to change background color | |
| echo "00:00 " # extra tabs for visibiltiy | |
| sleep 0.5 | |
| clear # flash off | |
| setterm -term linux -default # clear setterm changes from above | |
| echo "00:00" # (i.e. go back to white text on black background) | |
| sleep 0.5 | |
| done # end for loop | |
| break # end script | |
| else # else, time is not expired | |
| OUTPUT=$(clear; echo "$MINS:$SECS" | toilet -f future --filter crop ) # display time | |
| #OUTPUT=$(clear; echo "$MINS:$SECS" | toilet -f mono12 --filter crop ) # display time | |
| echo "$OUTPUT" | |
| sleep 0.96 # sleep 1 second | |
| fi # end if | |
| done # end while loop |
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smaller possible font:
future