使用 Python 语言实现的简单版俄罗斯方块的代码示例

import pygame
import random

pygame.init()

# 定义颜色
BLACK = (0, 0, 0)
WHITE = (255, 255, 255)
GRAY = (128, 128, 128)
CYAN = (0, 255, 255)
BLUE = (0, 0, 255)
ORANGE = (255, 165, 0)
YELLOW = (255, 255, 0)
GREEN = (0, 128, 0)
PURPLE = (128, 0, 128)

# 定义方块的形状和颜色
shapes = [
    [[1, 1, 1],
     [0, 1, 0]],

    [[0, 2, 2],
     [2, 2, 0]],

    [[3, 3, 0],
     [0, 3, 3]],

    [[4, 0, 0],
     [4, 4, 4]],

    [[0, 0, 5],
     [5, 5, 5]],

    [[6, 6],
     [6, 6]],

    [[7, 7, 7, 7]]
]

colors = [CYAN, BLUE, ORANGE, YELLOW, GREEN, PURPLE, WHITE]

# 定义游戏界面的尺寸
block_size = 30
screen_width = 10 * block_size
screen_height = 20 * block_size

# 创建游戏界面
screen = pygame.display.set_mode((screen_width, screen_height))
pygame.display.set_caption("Tetris")

# 定义字体
font = pygame.font.SysFont(None, 48)

# 定义计分板
score = 0


class Block:
    def __init__(self):
        self.x = screen_width // 2 - block_size
        self.y = 0
        self.shape = random.choice(shapes)
        self.color = random.choice(colors)

    def draw(self):
        for i in range(len(self.shape)):
            for j in range(len(self.shape[i])):
                if self.shape[i][j] > 0:
                    pygame.draw.rect(screen, self.color, (self.x + j * block_size, self.y + i * block_size, block_size, block_size), 0)

    def move_down(self):
        self.y += block_size

    def move_left(self):
        self.x -= block_size

    def move_right(self):
        self.x += block_size

    def rotate_clockwise(self):
        self.shape = [[self.shape[j][i] for j in range(len(self.shape))] for i in range(len(self.shape[0]) - 1, -1, -1)]

    def rotate_counterclockwise(self):
        self.shape = [[self.shape[j][i] for j in range(len(self.shape) - 1, -1, -1)] for i in range(len(self.shape[0]))]


def check_collision(block, all_blocks):
    if block.y < 0:
        return True
    for i in range(len(block.shape)):
        for j in range(len(block.shape[i])):
            if block.shape[i][j] > 0:
                x, y = block.x + j * block_size, block.y + i * block_size
                if (x, y) in [(b.x, b.y) for b in all_blocks]:
                    return True
                if x < 0 or x >= screen_width or y >= screen_height:
                    return True
    return False


def remove_complete_lines(all_blocks):
    complete_lines = [r for r in range(0, screen_height, block_size)
                      if len([(b.x, b.y) for b in all_blocks if b.y == r]) == screen_width // block_size]
    num_lines = len(complete_lines)
    global score
    score += num_lines ** 2
    for r in complete_lines:
        for b in all_blocks:
            if b.y == r:
                all_blocks.remove(b)
        for b in all_blocks:
            if b.y < r:
                b.move_down()


# 主程序
clock = pygame.time.Clock()
falling_block = Block()