#!/bin/bash
###########################################################################
##  Copyright (C) Wizardry and Steamworks 2012 - License: GNU GPLv3      ##
##  Please see: http://www.gnu.org/licenses/gpl.html for legal details,  ##
##  rights of fair usage, the disclaimer and warranty conditions.        ##
###########################################################################
#
# The script converts the SVG icons in the current
# folder to PNG icons that are suitable to use as
# status-bar icons.

mkdir -p png tmp

for i in *; do
  TYPE=`file -b $i | awk '{ print $5 }'`
  if [[ $TYPE == "image" ]]; then
    # Silver
    # 14x20
    convert  -background transparent -alpha on -channel rgba -resize 14x14\> $i tmp/tmp.png
    mogrify -contrast -contrast -contrast -contrast -contrast tmp/tmp.png
    mogrify -sharpen 1x2 tmp/tmp.png
    convert  -gravity center -background transparent -extent 14x20 tmp/tmp.png png/"Silver_ON_${i/.svg/.png}"
    # 27x40 (@2x)
    convert  -background transparent -alpha on -channel rgba -resize 27x27\> $i tmp/tmp.png
    mogrify -contrast -contrast -contrast -contrast -contrast tmp/tmp.png
    mogrify -sharpen 1x2 tmp/tmp.png
    convert  -gravity center -background transparent -extent 27x40 tmp/tmp.png png/"Silver_ON_${i/.svg/@2x.png}"

    # Black
    # 14x20
    convert  -background transparent -alpha on -channel rgba -resize 14x14\> $i tmp/tmp.png
    mogrify -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast tmp/tmp.png
    mogrify -sharpen 1x2 tmp/tmp.png
    convert  -gravity center -background transparent -extent 14x20 -negate tmp/tmp.png png/"Black_ON_${i/svg/png}"
    # 27x40
    convert  -background transparent -alpha on -channel rgba -resize 27x27\> $i tmp/tmp.png
    mogrify -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast -contrast tmp/tmp.png
    mogrify -sharpen 1x2 tmp/tmp.png
    convert  -gravity center -background transparent -extent 27x40 -negate tmp/tmp.png png/"Black_ON_${i/.svg/@2x.png}"
  fi
done