# Tk_Migrate.py

# Tk_Migrate.py

from Tkinter import *
from math import floor
import time
import random

ri = random.randint
rs = random.shuffle
rc = random.choice

tx =  time.time
ww = 600
hh = 600

root = Tk()
root.title("Tk_Migrate")
root.geometry("%dx%d+-6+-2"%(ww,hh))
cv = Canvas(width=ww, height=hh, bg='black')
cv.pack()

r = 10
r2 = 3

ww = ww / r + 1
hh = hh / r + 1

def rgb2hex(r,g,b):
    return '#%02X%02X%02X'%(r,g,b)

gradient = [rgb2hex(0,0,0) for z in range(50)]
gradient += [rgb2hex(0,z,0) for z in range(0,256,4)]

gradient = gradient[1:-1]+gradient[::-1]
L = len(gradient)

cv_grid = dict([((x, y), 0) for x in range(ww) for y in range(hh)])

area = ','.join(['(x+'+str(x)+',y+'+str(y)+')' for x in range(10) for y in range(10)])
area = eval('lambda x,y: ['+area+']')

balance = bal = [(x, y) for x in range(-5,ww) for y in range(-5,hh)]

def bloom(x, y):
    try:
        cv_grid[x, y] += 21
        zzz = [ [x + 1, y],
                [x + 1, y],
                [x, y + 1],
                [x, y - 1]]
        for a,b in zzz:
            cv_grid[a, b] = cv_grid[a, b] + (cv_grid[a, b] * 0.001)
    except:
        0

while 1:
    if not bal:
        bal = balance[:]
    rs(bal)
    x,y = bal.pop()
    xy = area(x,y)
    rs(xy)
    for x,y in xy:
        bloom(x, y)
        try:
            cv_grid[x, y] %= L
            xy = cv_grid[x, y]
            rgb = gradient[int(xy)]
            cv.create_oval((x*r-r2,y*r-r2,x*r+r2,y*r+r2),fill=rgb,outline='')
            cv.update()
        except:
            0