Added support for Mac ICNS icon display when loading ICNS files.

pycns.py

@@ -1,4 +1,4 @@
-from icns_info import *
+from icns_info import ICNSHeader, icns_to_png
 from image_utils import Image
 import sys
 
@@ -6,6 +6,7 @@ import sys
 The image will be scaled keeping the aspect ratio if it is a non square image.
 """
 
+
 def encode_image_to_icns(image_path):
     """Takes an image and converts it to icns. Image aspect ratio will remain intact."""
     i = Image(image_path)
@@ -13,12 +14,17 @@ def encode_image_to_icns(image_path):
     f_data = icns_header.parse_image(i)
     return f_data
 
+
 def save_icns(image_path, icns_path):
     im_data = encode_image_to_icns(image_path)
     if im_data is not None:
         icns_path = icns_path if icns_path.endswith('.icns') else icns_path+'.icns'
         open(icns_path, 'wb+').write(im_data)
 
+
+def pngs_from_icns(icns_path):
+    return icns_to_png(icns_path)
+
 if __name__ == '__main__':
     if len(sys.argv) != 3:
         print 'Usage: pycns input_image_path output_icns_path'