#!/usr/bin/env python

##
#   Author: IL'dar AKHmetgaleev aka AkhIL
#   e-mail: akhilman at gmail dot com
#   web:    http://akhil.nm.ru
#
#   This code is licensed under 
#   Creative Commons Attribution 3.0 Unported License
#   http://creativecommons.org/licenses/by/3.0/
##

fontname = "/usr/share/fonts/TrueType/tahoma.ttf"

import Image,ImageDraw,ImageFont,ImageOps
from random import random
import sys

if len (sys.argv) != 3:
    sys.stdout.write("""\
Usage: %s text imagename.ext
""" % sys.argv[0])
    sys.exit()

text = sys.argv[1]

size = ((len(text)+1)*20,60)
fg = Image.new('L',size)
bg = Image.new('RGB',size)
draw = ImageDraw.Draw(bg)

def randomcolor():
    c = [random(),random(),random()]
    l = max(c)
    c = map(lambda x: int(x/l * 255),c)
    return tuple(c)

for n in range(size[0]/2):

    x = random()*size[0]
    y = random()*size[1]
    s = size[1]*0.1 + random()*size[1]*0.2
    draw.ellipse( ( x-s, y-s, x+s, y+s ), fill=randomcolor())
del (draw)
draw = ImageDraw.Draw(fg)

for n in range(len(text)):
    char = text[n]
    font = ImageFont.truetype(fontname,int(20+random()*20))
    x = n * (size[0] / len(text) ) + random() * (size[0] / len(text)) * 0.2 
    y = random() * size[1] * 0.4
    draw.text((x,y),char,font=font,\
              fill=255)

img = bg.copy()
bg = ImageOps.invert(bg)
img = Image.composite(img,bg,fg)

#img.show()
img.save(sys.argv[2])