main.py

import pygame, sys
from simulation import Simulation

pygame.init()

GREY = (29, 29, 29)
WINDOW_WIDTH = 750
WINDOW_HEIGHT = 750
CELL_SIZE = 25
FPS = 12

window = pygame.display.set_mode((WINDOW_WIDTH, WINDOW_HEIGHT))
pygame.display.set_caption("Game of Life")

clock = pygame.time.Clock()
simulation = Simulation(WINDOW_WIDTH, WINDOW_HEIGHT, CELL_SIZE)

#Simulation Loop
while True:

	# 1. Event Handling
	for event in pygame.event.get():
		if event.type == pygame.QUIT:
			pygame.quit()
			sys.exit()
		if event.type == pygame.MOUSEBUTTONDOWN:
			pos = pygame.mouse.get_pos()
			row = pos[1] // CELL_SIZE
			column = pos[0] // CELL_SIZE
			simulation.toggle_cell(row, column)
		if event.type == pygame.KEYDOWN:
			if event.key == pygame.K_RETURN:
				simulation.start()
				pygame.display.set_caption("Game of Life is running")
			elif event.key == pygame.K_SPACE:
				simulation.stop()
				pygame.display.set_caption("Game of Life has stopped")
			elif event.key == pygame.K_f:
				FPS += 2
			elif event.key == pygame.K_s:
				if FPS > 5:
					FPS -= 2
			elif event.key == pygame.K_r:
				simulation.create_random_state()
			elif event.key == pygame.K_c:
				simulation.clear()

	# 2. Updating State
	simulation.update()

	# 3. Drawing
	window.fill(GREY)
	simulation.draw(window)

	pygame.display.update()
	clock.tick(FPS)