change directory {xx} -> drawable-{yy}dpi/

dpidir

#!/bin/sh

# 
# change dpi directory
#
#  36 -> ldpi
#  48 -> mdpi
#  72 -> hdpi
#  96 -> xhdpi
# 

if [ $# -lt 1 ]; then
  echo "usage: [directory] [dpi_depth]?"
  exit 0
fi

DIR=$1
DEPTH=0

if [ $# -gt 1 ]; then
  DEPTH=$2
fi

cd $DIR

SRC_DIRS=(`find . -type d -depth 1 | sort`)
DST_DIRS=(drawable-ldpi drawable-mdpi drawable-hdpi drawable-xhdpi drawable-xxhdpi)

(( DIRSIZE = ${#SRC_DIRS[*]} -1 ))

for i in `seq 0 $DIRSIZE`
do
  (( j = $i + $DEPTH ))
  echo mv ${SRC_DIRS[$i]} ${DST_DIRS[$j]}
  mv ${SRC_DIRS[$i]} ${DST_DIRS[$j]}
done

cd - > /dev/null