Products/Photo/readme.txt

   1 Photo product extends the default Zope Image product and add image resizing support.
   2
   3 Thumbnail Support
   4
   5  You can get a thumbnail copy of a Photo instance by
   6 adding '/getThumbnail' in the request url.
   7 This thumbnail returned is a persistent standard
   8 Zope Image instance. You can set thumbnail's creation
   9 parameters (height, width, filter and auto refreshing)
  10 into the Photo's property sheet.
  11
  12 Volatile resizing support
  13
  14  You can also get a volatile copy of the Photo instance
  15 by adding '/getResizedImage' in the request url. The
  16 default size is (800, 600) px. There is two ways to customize this size :
  17
  18 - pass an optional parameter size = (width, height) to 'getResizedImage'
  19
  20 - set the session variable named 'preferedImageSize' with a tuple (width, height)
  21
  22 note : the request var name must be 'SESSION' (default value of Session Data Manager).