# Tk_rounded_buttons.py

# Tk_rounded_buttons.py

from Tkinter import *
from PIL import ImageDraw, ImageTk, Image, ImageGrab
from math import sin, cos, pi
import random

root = Tk()
root.title("Tk Rounded Buttons")
### root.withdraw() # vs root.deiconify()')
xm,ym = 600,600

canvas = Canvas(root, width=xm, height=ym)
canvas.grid()

def click(event):
    x,y = event.x,event.y
    print x,y
    go[1] = 1

def rounded_button():
    canvas.delete('oBtn')
    vertex_count = 100
    t =  pi/vertex_count
    a = 1.577
    VERTEX = [(x1,y1+r)]
    VERTEX += [(    x1+r*cos(i*2*t+a), \
                    y1+r*sin(i*2*t+a)) for i in range(vertex_count/2)]
    VERTEX += [(x2,y1-r)]
    VERTEX += [[(   x2+r*cos(i*2*t+a), \
                    y1+r*sin(i*2*t+a))] for i in range(vertex_count/2,vertex_count)]
    canvas.create_polygon(VERTEX, fill=fillc, width=borderw, outline=borderc, tag='oBtn')
    font_style = ''
    if r > 21+borderw:
        font_style = 'bold italic'
    fff = ' '.join(['ariel', str(int(max(6,r*0.6))), font_style])
    canvas.create_text(x1+(x2-x1)/2, y1, text='Hey!', font=fff, fill=borderc, tag='oBtn')
    canvas.tag_bind('oBtn', '<Button-1>', click)


def pop2(zzz):
    L = len(zzz)
    return zzz[ccc%L]
0
zzz = '''
red orange green blue purple gray black
red orange yellow green blue purple
white
black
'''.strip().splitlines()
btn_colors = [[(z,zzz[i+2]),(zzz[i+2],z)] for i in range(2) for z in zzz[i].split()]
btn_colors = [[a,b] for z in btn_colors for a,b in z]
random.shuffle(btn_colors)
border_width = list(range(10))
xya = [(x,y) for x in range(100,xm-200,50) for y in range(100,ym-200,50)]
random.shuffle(xya)
xyb = [(x,y) for x in range(0,100,5) for y in range(24,16*5,4)]
random.shuffle(xyb)
go = 1
ccc = 0
while 1:
    if go:
        go = {}
        fillc,borderc = pop2(btn_colors)
        borderw = pop2(border_width)
        x1,y1 = pop2(xya)
        x2,r = pop2(xyb)
        x2 = x1+x2
        rounded_button()
        ccc += 1
    canvas.update()
root.mainloop()