| #!/bin/sh |
| set -e |
| |
| readonly programName="${0##*/}" |
| |
| programMessage() { |
| local message="${1}" |
| |
| echo "${programName}: ${message}" |
| } |
| |
| syntaxError() { |
| local message="${1}" |
| |
| programMessage "${message}" |
| exit 2 |
| } |
| |
| semanticError() { |
| local message="${1}" |
| |
| programMessage "${message}" |
| exit 3 |
| } |
| |
| makeIcon() { |
| local name="${1}" |
| local size="${2}" |
| |
| convert "${imageFile}" -resize "${size}" "res/drawable-${name}/${imageName}.png" |
| } |
| |
| [ "${#}" -ge 1 ] || syntaxError "missing image file" |
| imageFile="${1}" |
| shift 1 |
| |
| [ "${#}" -eq 0 ] || syntaxError "too many parameters" |
| |
| [ -f "${imageFile}" ] || semanticError "image file not found: ${imageFile}" |
| [ -r "${imageFile}" ] || semanticError "image file not readable: ${imageFile}" |
| |
| imageName="${imageFile%.*}" |
| |
| makeIcon ldpi 36x36 |
| makeIcon mdpi 48x48 |
| makeIcon hdpi 72x72 |
| makeIcon xhdpi 96x96 |
| |
| exit 0 |
