snake_game_for_easycode.py

import time
import random
import sys

import pygame


pygame.init()

WHITE = (255, 255, 255)
YELLOW = (255, 255, 102)
BLACK = (0, 0, 0)
RED = (213, 50, 80)
GREEN = (0, 255, 0)
BLUE = (50, 153, 213)

display_width = 800
display_height = 600
snake_block = 10
snake_speed = 15

window = pygame.display.set_mode((display_width, display_height))

pygame.display.set_caption('Змейка от EasyCode')
clock = pygame.time.Clock()

font_style = pygame.font.SysFont('bahnschrift', 25)
score_font = pygame.font.SysFont('comicsansms', 35)


def get_score(score):
    value = score_font.render('Ваш счёт: ' + str(score), True, YELLOW)
    window.blit(value, [0, 0])


def our_snake(snake_block, snake_list):
    for x in snake_list:
        pygame.draw.rect(window, BLACK, [x[0], x[1], snake_block, snake_block])


def get_message(msg, color):
    message = font_style.render(msg, True, color)
    window.blit(message, [display_width / 6, display_height / 3])


def game_loop():
    game_over = False
    game_close = False

    x1 = display_width / 2
    y1 = display_height / 2
    x1_change = 0
    y1_change = 0

    snake_list = []
    length_of_snake = 1

    foodx = round(random.randrange(0, display_width - snake_block) / 10.0) * 10.0
    foody = round(random.randrange(0, display_height - snake_block) / 10.0) * 10.0

    while not game_over:

        while game_close == True:
            window.fill(BLUE)
            get_message('Вы проиграли! Нажмите Q для выхода или C для повторной игры', RED)
            get_score(length_of_snake - 1)
            pygame.display.update()

            for event in pygame.event.get():
                if event.type == pygame.KEYDOWN:
                    if event.key == pygame.K_q:
                        game_over = True
                        game_close = False
                    if event.key == pygame.K_c:
                        game_loop()

        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                game_over = True

            if event.type == pygame.KEYDOWN:
                if event.key == pygame.K_LEFT:
                    x1_change = -snake_block
                    y1_change = 0

                elif event.key == pygame.K_RIGHT:
                    x1_change = snake_block
                    y1_change = 0

                elif event.key == pygame.K_UP:
                    y1_change = -snake_block
                    x1_change = 0

                elif event.key == pygame.K_DOWN:
                    y1_change = snake_block
                    x1_change = 0

        if x1 >= display_width or x1 < 0 or y1 >= display_height or y1 < 0:
            game_close = True

        x1 += x1_change
        y1 += y1_change

        window.fill(BLUE)
        pygame.draw.rect(window, GREEN, [foodx, foody, snake_block, snake_block])
        snake_head = []
        snake_head.append(x1)
        snake_head.append(y1)
        snake_list.append(snake_head)

        if len(snake_list) > length_of_snake:
            del snake_list[0]

        for x in snake_list[:-1]:
            if x == snake_head:
                game_close = True

        our_snake(snake_block, snake_list)
        get_score(length_of_snake - 1)

        pygame.display.update()

        if x1 == foodx and y1 == foody:
            foodx = round(random.randrange(0, display_width - snake_block) / 10.0) * 10.0
            foody = round(random.randrange(0, display_height - snake_block) / 10.0) * 10.0
            length_of_snake += 1

        clock.tick(snake_speed)
    sys.exit()


game_loop()