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#!/usr/bin/env bash
# batterybar; displays battery percentage as a bar on i3blocks
#
# Copyright 2015 Keftaa <adnan.37h@gmail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
# MA 02110-1301, USA.
#
#
readarray -t output <<< $(acpi battery)
battery_count=${#output[@]}
for line in "${output[@]}";
do
percentages+=($(echo "$line" | grep -o -m1 '[0-9]\{1,3\}%' | tr -d '%'))
statuses+=($(echo "$line" | egrep -o -m1 'Discharging|Charging|AC|Full|Unknown'))
remaining=$(echo "$line" | egrep -o -m1 '[0-9][0-9]:[0-9][0-9]')
if [[ -n $remaining ]]; then
remainings+=(" ($remaining)")
else
remainings+=("")
fi
done
squares="■"
#There are 8 colors that reflect the current battery percentage when
#discharging
dis_colors=("#FF0027" "#FF3B05" "#FFB923" "#FFD000" "#E4FF00" "#ADFF00"
"#6DFF00" "#10BA00")
charging_color="#00FFFF"
full_color="#FFFFFF"
ac_color="#535353"
while getopts 1:2:3:4:5:6:7:8:c:f:a:h opt; do
case "$opt" in
1) dis_colors[0]="$OPTARG";;
2) dis_colors[1]="$OPTARG";;
3) dis_colors[2]="$OPTARG";;
4) dis_colors[3]="$OPTARG";;
5) dis_colors[4]="$OPTARG";;
6) dis_colors[5]="$OPTARG";;
7) dis_colors[6]="$OPTARG";;
8) dis_colors[7]="$OPTARG";;
c) charging_color="$OPTARG";;
f) full_color="$OPTARG";;
a) ac_color="$OPTARG";;
h) printf "Usage: batterybar [OPTION] color
When discharging, there are 8 [1-8] levels colors.
You can specify custom colors, for example:
batterybar -1 red -2 \"#F6F6F6\" -8 green
You can also specify the colors for the charging, AC and
charged states:
batterybar -c green -f white -a \"#EEEEEE\"\n";
exit 0;
esac
done
end=$(($battery_count - 1))
for i in $(seq 0 $end);
do
if (( percentages[$i] >=85 )); then
squares=""
elif (( percentages[$i] >=65 )); then
squares=""
elif (( percentages[$i] >=35 )); then
squares=""
elif (( percentages[$i] >=10 )); then
squares=""
else
squares=""
fi
if [[ "${statuses[$i]}" = "Unknown" ]]; then
#squares="<sup>?</sup>$squares"
continue
fi
case "${statuses[$i]}" in
"Charging")
color="$charging_color"
;;
"Full")
color="$full_color"
;;
"AC")
color="$ac_color"
;;
"Discharging"|"Unknown")
if (( percentages[$i] >= 80 )); then
color="${dis_colors[7]}"
elif (( percentages[$i] >= 70)); then
color="${dis_colors[6]}"
elif (( percentages[$i] >= 60)); then
color="${dis_colors[5]}"
elif (( percentages[$i] >= 40)); then
color="${dis_colors[4]}"
elif (( percentages[$i] >= 30)); then
color="${dis_colors[3]}"
elif (( percentages[$i] >= 20)); then
color="${dis_colors[2]}"
elif (( percentages[$i] >= 10)); then
color="${dis_colors[1]}"
else
color="${dis_colors[0]}"
fi
;;
esac
# Print Battery number if there is more than one
if (( $end > 1 )) ; then
message="$message $(($i + 1)):"
fi
if [[ "$BLOCK_BUTTON" -eq 1 ]]; then
message="$message ${statuses[$i]} <span foreground=\"$color\">${remainings[i]}</span>"
fi
message="$message <span foreground=\"$color\">$squares ${percentages[$i]}%</span>"
done
echo $message
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