Raindow rain with python and Tkinter top view (circle expansion) with source code смотреть онлайн

Link to the gitlab source code :
https://gitlab.com/ymmx/youtube/blob/master/rainbowrain/rainbowraincircle.py

source code:
# -*- coding: utf-8 -*-

from __future__ import print_function, absolute_import

from tkinter import *

import random

class a_drop:

def __init__(self,width, height ):

self.x=random.randint(0,width)

self.y=random.randint(0,height)

self.cv = None

self.r=0

self.a=random.randint(1,5)*1.

self.v = 1

self.color='#%02x%02x%02x' % (random.randint(0,255),random.randint(0,255),random.randint(0,255))


class MyApp(Tk):

def __init__(self):

self.nbi=0

Tk.__init__(self)

fr = Frame(self)

fr.pack()

self.canvas = Canvas(fr, height = 720, width = 1280,bg= 'gray10')

self.canvas.pack()

self.drops = []

return


def update_drops(self, ):

self.drops.append(a_drop(self.canvas.winfo_reqwidth(), self.canvas.winfo_reqheight()))

self.drops.append(a_drop(self.canvas.winfo_reqwidth(), self.canvas.winfo_reqheight()))

toremove=[]

for idx, drop_ in enumerate(self.drops):

self.drops[idx].r += self.drops[idx].v

self.drops[idx].a -= 0.05

if self.drops[idx].a ＜= 0.:

toremove.append(idx)

else:

if self.drops[idx].cv:

self.canvas.delete(self.drops[idx].cv)

self.drops[idx].cv = self.canvas.create_oval(self.drops[idx].x-self.drops[idx].r, self.drops[idx].y-self.drops[idx].r, self.drops[idx].x+self.drops[idx].r, self.drops[idx].y+self.drops[idx].r)

self.canvas.itemconfig(self.drops[idx].cv, outline=self.drops[idx].color)

self.canvas.itemconfig(self.drops[idx].cv, width=self.drops[idx].a)

for i in toremove:

self.canvas.delete(self.drops[i].cv)

self.drops.pop(i)

self.canvas.update()


return

if __name__ == "__main__":

root = MyApp()

i=0

while 1:

root.update_drops( )

root.after(1)