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#!/bin/bash
volm=`mpc volume | perl -pe 's/^volume://' | perl -pe 's/%$//' | perl -pe 's/^ //'`
if [[ "$volm" -eq "100" ]]; then
let volm=99
fi
echo M$volm
bottom=`echo $volm | awk '{print int($1 * 0.2 + 0.5)}'`
top=$((20-$bottom))
echo -n -e "\xE2\x94\x8C"
echo -n -e "\xE2\x94\x80"
echo -e "\xE2\x94\x90"
while [ $top -gt 0 ]; do
echo -n -e "\xE2\x94\x82"
echo -n \
echo -e "\xE2\x94\x82"
let top=$(($top-1))
done
while [ $bottom -gt 0 ]; do
echo -n -e "\xE2\x94\x82"
echo -n -e "\xE2\x96\x88"
echo -e "\xE2\x94\x82"
let bottom=$(($bottom-1))
done
echo -n -e "\xE2\x94\x94"
echo -n -e "\xE2\x94\x80"
echo -e "\xE2\x94\x98"
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