#!/usr/bin/python
import Image,ImageDraw,ImageFont

size = (500,500)
mode = 'RGBA'
font = ImageFont.truetype( "Georgia.ttf", 20 )

def textbox( text="textbox", textwidth=400, margin=5 ):
  'creates a textbox of a fixed width and variable height'

  words = text.split()
  words.reverse()
  s = ['']
  h = [margin]

  while words:
    w = words.pop()
    (wd,ht) = font.getsize(s[-1] + ' ' + w)
    if (wd > textwidth):
      s.append( w )
      h.append( ht )
    else:
      s[-1] += ' '+w

  (wd,ht) = font.getsize(s[-1] + ' ' + w)
  h.append( ht )
  h.reverse()
  s.reverse()

  im = Image.new( mode, (textwidth+2*margin,sum(h)+margin) )
  im.paste( (0,0,100), (0,0,textwidth+2*margin,sum(h)+margin) )
  dr = ImageDraw.Draw( im )
  x,y = margin,0

  while s:
    ln = s.pop()
    y += h.pop()
    dr.text( (x,y), ln, font=font, fill=(255,255,0) ) 

  return im


def f(x,y):
  'return a tuple (R,G,B)'
  return ((x and y) % 256, (x or y) % 256, (x+y) % 256)

im = Image.new(mode,size)
dr = ImageDraw.Draw(im)
for x in range(size[0]):
  for y in range(size[1]):
    dr.point((x,y),fill=f(x,y))
# dr.text( (0,0), 'Aly', font=font )
w,h = im.size
tb = textbox( 'alpha beta gamma delta eta something other whatever blah blah blah blah blah blah' )
ww,hh = tb.size
mask = Image.new( 'L', tb.size )
mask.paste( 225, (0,0,ww,hh) )
mask.paste( 192, (5,5,ww-5,hh-5) )
im.paste( tb, (w-ww-5,h-hh-5), mask )
im.save('im.png')