from tkinter import *
from tkinter import colorchooser

color = 'red'
start = False

def paint_rect(event):
    if hasattr(event.widget, 'find_closest'):
        tags = event.widget.find_closest(event.x, event.y)
        for tag in tags:
            c.itemconfig(tag, fill=color, width=3)

def rect():
    x = 0
    x1 = 10
    y = 0
    y1 = 10
    tag = '1'

    while x1 != 1450 and y1 != 910:
        c.create_rectangle(x, y, x1, y1, tag=tag, fill='white')
        x = x + 10
        x1 = x1 + 10
        tag = str(int(tag) + 1)
        if x1 == 1450:
            x = 0
            x1 = 10
            y = y + 10
            y1 = y1 + 10

def binder(event):
    if hasattr(event.widget, 'find_withtag'):
        tag = event.widget.find_withtag("current")
        c.itemconfig(tag, fill=color, width=3)

def get_color():
    global color
    color = colorchooser.askcolor()[1]

def start_game():
    global c
    c = Canvas(w, width=1450, height=910)
    c.pack()
    button = Button(w, width=12, height=2, text='Выход', bg='red', fg='black', command=lambda: w.destroy())
    button.place(x=0, y=0)
    button = Button(w, width=12,height=2, text='Цвет', bg='red', fg='black', command=get_color)
    button.place(x=100, y=0)
    rect()
    c.bind_all('<Button-1>', binder)
    c.bind_all("<B1-Motion>", paint_rect)


def main():
    global w
    w = Tk()
    w.attributes('-fullscreen',True)
    button = Button(w, width=12, height=2, text='Выход', bg='red', fg='black', command=lambda: w.destroy())
    button.place(x=0, y=0)
    button1 = Button(w, width=12, height=2, text='Начать', bg='red', fg='black', command=lambda: start_game())
    button1.place(x=500, y=500)
    w.mainloop()

if __name__ == '__main__':
    main()