icon-generator.py

import os
from progressbar import ProgressBar, Percentage, Bar, ETA

print "----------------- Icon Generator ------------------"
print "Usage: icon-generator.py"
print "See files_ios { } in icon-generator.py"
print "icon-ios.png and icon-android.png"
print "---------------------------------------------------"

input_ios = './icon-ios.png'
input_android = './icon-android.png'

files_ios = {
	'./resources/icons/icon-60x60.png':'60x60',
	'./resources/icons/icon-60x60@2x.png':'120x120',
	'./resources/icons/icon-60x60@3x.png':'180x180',
	'./resources/icons/icon-72x72.png':'72x72',
	'./resources/icons/icon-72x72@2x.png':'144x144',
	'./resources/icons/icon-76x76.png':'76x76',
	'./resources/icons/icon-76x76@2x.png':'152x152',
	'./resources/icons/icon-36x36.png':'36x36',
	'./resources/icons/icon-48x48.png':'48x48',
	'./resources/icons/icon-96x96.png':'96x96',
	'./resources/icons/icon-144x144.png':'144x144',
	'./resources/icons/icon-192x192.png':'192x192'
}

files_android = {
	'./resources/icons/icon-72x72-android.png':'72x72',
	'./resources/icons/icon-36x36-android.png':'36x36',
	'./resources/icons/icon-48x48-android.png':'48x48',
	'./resources/icons/icon-96x96-android.png':'96x96'
}

file_count = len(files_ios)

pbar = ProgressBar(widgets=[Percentage(),' ', ETA(), ' ', Bar()], maxval=file_count)

print "Total Images to Convert = %s" % (file_count+1)

for f,s in pbar(files_ios.items()):
	os.system("rm -f " + f)
	os.system("convert " + input_ios + " -resize " + s + " " + f)

file_count = len(files_android)

pbar = ProgressBar(widgets=[Percentage(),' ', ETA(), ' ', Bar()], maxval=file_count)

print "Total Images to Convert = %s" % (file_count+1)

for f,s in pbar(files_android.items()):
	os.system("rm -f " + f)
	os.system("convert " + input_android + " -resize " + s + " " + f)

mobile-config.js

App.icons({
  // iOS
  'iphone': 'resources/icons/icon-60x60.png',
  'iphone_2x': 'resources/icons/icon-60x60@2x.png',
  'iphone_3x': 'resources/icons/icon-60x60@3x.png',
  'ipad': 'resources/icons/icon-76x76.png',
  'ipad_2x': 'resources/icons/icon-76x76@2x.png',

  // Android
  'android_ldpi': 'resources/icons/icon-36x36-android.png',
  'android_mdpi': 'resources/icons/icon-48x48-android.png',
  'android_hdpi': 'resources/icons/icon-72x72-android.png',
  'android_xhdpi': 'resources/icons/icon-96x96-android.png'
});