mpcled.sh

#!/bin/bash

# Some constants
MPDHOST="127.0.0.1"
SPORT="/dev/ttyUSB0"
ALPHA="ABCDEFGHIJKLMNOPQRSTUVWXYZ"
SPAGE=1

(bash ./amoled.sh -D $SPORT -T)
echo "<KT>"|(bash ./amoled.sh -D $SPORT -A 1 -i immediate -o immediate -p $(echo $ALPHA|cut -c $SPAGE)  -c green )
#(bash ./amoled.sh -D $SPORT -A 1 -i immediate -o immediate -p $(echo $ALPHA|cut -c $SPAGE)  -c green -t "<KT>")


while true; do
    MPC="$(mpc --host=$MPDHOST current|tr -s ' ' ' ')"
    if [ "$MPC" != "$OLDMPC" ]; then
	SPAGE=1
	RADIO="$(echo $MPC | cut -d ':' -f 1)"
	TRACK="$(echo $MPC | cut -d ':' -f 2-)"
	# Break down 'radio' ID
	if [ "$RADIO" != "$OLDRADIO" ]; then
	    RPAGE=1
	    OLDRADIO="$RADIO"
	    while [ -n "$(echo $RADIO | cut -d '-' -f $RPAGE)" ]; do
		SPAGE=$(( $SPAGE + 1 ))
#		bash ./amoled.sh -D $SPORT -A 1 -i scrollleft -o scrollleft -w 2 -p $(echo $ALPHA|cut -c $SPAGE) -c red -t "$(echo $RADIO|cut -d '-' -f $RPAGE)"
		echo "$(echo $RADIO|cut -d '-' -f $RPAGE |sed -e 's/ *$//g'|sed -e 's/^ *//g')" |(bash ./amoled.sh -D $SPORT -A 1 -i scrollleft -o scrollleft -w 2 -p $(echo $ALPHA|cut -c $SPAGE) -c red -f 4x7)
		RPAGE=$(( $RPAGE + 1 ))
	    done
	else
	    SPAGE=$(( $SPAGE + $RPAGE -1 ))
	fi
	# Break down track ID
	TPAGE=1
	while [ -n "$(echo $TRACK | cut -d '-' -f $TPAGE)" ]; do
	    SPAGE=$(( $SPAGE + 1 ))
	    echo "$(echo $TRACK|cut -d '-' -f $TPAGE |sed -e 's/ *$//g'|sed -e 's/^ *//g')" |(bash ./amoled.sh -D $SPORT -A 1 -i scrollleft -o scrollleft -w 2 -p $(echo $ALPHA|cut -c $SPAGE) -c orange -f 4x7 )
#		bash ./amoled.sh -D $SPORT -A 1 -i scrollleft -o scrollleft -w 2 -p $(echo $ALPHA|cut -c $SPAGE) -c yellow -t "$(echo $TRACK|cut -d '-' -f $TPAGE)"
	    TPAGE=$(( $TPAGE + 1 ))
	done
	if [ "$SPAGE" != "$SPAGEOLD" ]; then
	    bash ./amoled.sh -D $SPORT -K $(echo $ALPHA|cut -c 1-$SPAGE)
	    SPAGEOLD=$SPAGE
	fi
	OLDMPC=$MPC
    fi
    sleep 5
done