python 基於pygame實現俄羅斯方塊
一、簡單說明
80、90後的小夥伴都玩過“俄羅斯方塊”，那種“叱吒風雲”場景 偶爾閃現在腦海 真的是太爽瞭；如果沒有來得及玩過的同學，這次可以真正的自己做一個瞭
本實例用的是Python3（當然瞭Python3.5 3.6 3.7….都行 ）+ pygame實現的
運行之前需要安裝pygame模塊，安裝命令如下
pip install pygame -i https://mirrors.aliyun.com/pypi/simple/
二、運行效果
三、完整代碼
文件main.py代碼如下：
"""
作者：it項目實例網
更多項目實例，請訪問：www.itprojects.cn
"""
import random
import sys
import time
import pygame
from blocks import block_s, block_i, block_j, block_l, block_o, block_t, block_z
SCREEN_WIDTH, SCREEN_HEIGHT = 450, 750
BG_COLOR = (40, 40, 60) # 背景色
BLOCK_COL_NUM = 10 # 每行的方格數
SIZE = 30 # 每個小方格大小
BLOCK_ROW_NUM = 25 # 每列的方個數
BORDER_WIDTH = 4 # 遊戲區邊框寬度
RED = (200, 30, 30) # 紅色，GAME OVER 的字體顏色
def judge_game_over(stop_all_block_list):
"""
判斷遊戲是否結束
"""
if "O" in stop_all_block_list[0]:
return True
def change_speed(score):
speed_level = [("1", 0.5, 0, 20), ("2", 0.4, 21, 50), ("3", 0.3, 51, 100), ("4", 0.2, 101, 200), ("5", 0.1, 201, None)]
for speed_info, speed, score_start, score_stop in speed_level:
if score_stop and score_start <= score <= score_stop:
return speed_info, speed
elif score_stop is None and score >= score_start:
return speed_info, speed
def judge_lines(stop_all_block_list):
"""
判斷是否有同一行的方格，如果有則消除
"""
# 記錄剛剛消除的行數
move_row_list = list()
# 消除滿格的行
for row, line in enumerate(stop_all_block_list):
if "." not in line:
# 如果這一行沒有. 那麼就意味著全部是O，則消除這一行
stop_all_block_list[row] = ['.' for _ in range(len(line))]
move_row_list.append(row)
# 如果沒有滿格的行，則結束此函數
if not move_row_list:
return 0
# 移動剩餘的行到下一行
for row in move_row_list:
stop_all_block_list.pop(row)
stop_all_block_list.insert(0, ['.' for _ in range(len(line))])
return len(move_row_list) * 10
def add_to_stop_all_block_list(stop_all_block_list, current_block, current_block_start_row, current_block_start_col):
"""
將當前已經停止移動的block添加到列表中
"""
for row, line in enumerate(current_block):
for col, block in enumerate(line):
if block != '.':
stop_all_block_list[current_block_start_row + row][current_block_start_col + col] = "O"
def change_current_block_style(current_block):
"""
改變圖形的樣式
"""
# 計算出，當前圖形樣式屬於哪個圖形
current_block_style_list = None
for block_style_list in [block_s, block_i, block_j, block_l, block_o, block_t, block_z]:
if current_block in block_style_list:
current_block_style_list = block_style_list
# 得到當前正在用的圖形的索引（下標）
index = current_block_style_list.index(current_block)
# 它的下一個圖形的索引
index += 1
# 防止越界
index = index % len(current_block_style_list)
# 返回下一個圖形
return current_block_style_list[index]
def judge_move_right(current_block, current_block_start_col):
"""
判斷是否可以向右移動
"""
# 先判斷列的方式是從右到左
for col in range(len(current_block[0]) - 1, -1, -1):
# 得到1列的所有元素
col_list = [line[col] for line in current_block]
# 判斷是否碰到右邊界
if 'O' in col_list and current_block_start_col + col >= BLOCK_COL_NUM:
return False
return True
def judge_move_left(current_block, current_block_start_col):
"""
判斷是否可以向左移動
"""
# 先判斷列的方式是從左到右
for col in range(len(current_block[0])):
# 得到1列的所有元素
col_list = [line[col] for line in current_block]
# 判斷是否碰到右邊界
if 'O' in col_list and current_block_start_col + col < 0:
return False
return True
def judge_move_down(current_block, current_block_start_row, current_block_start_col, stop_all_block_list):
"""
判斷是否碰撞到其它圖形或者底邊界
"""
# 得到其它圖形所有的坐標
stop_all_block_position = list()
for row, line in enumerate(stop_all_block_list):
for col, block in enumerate(line):
if block != ".":
stop_all_block_position.append((row, col))
# print(stop_all_block_position)
# 判斷碰撞
for row, line in enumerate(current_block):
if 'O' in line and current_block_start_row + row >= BLOCK_ROW_NUM:
# 如果當前行有0，且從起始行開始算+當前顯示的行，超過瞭總行數，那麼就認為碰到瞭底部
return False
for col, block in enumerate(line):
if block != "." and (current_block_start_row + row, current_block_start_col + col) in stop_all_block_position:
return False
return True
def get_block():
"""
創建一個圖形
"""
block_style_list = random.choice([block_s, block_i, block_j, block_l, block_o, block_t, block_z])
return random.choice(block_style_list)
def main():
pygame.init()
screen = pygame.display.set_mode((SCREEN_WIDTH, SCREEN_HEIGHT))
pygame.display.set_caption('俄羅斯方塊')
current_block = get_block() # 當前圖形
current_block_start_row = -2 # 當前圖片從哪一行開始顯示圖形
current_block_start_col = 4 # 當前圖形從哪一列開始顯示
next_block = get_block() # 下一個圖形
last_time = time.time()
speed = 0.5 # 降落的速度
speed_info = '1' # 顯示的速度等級
# 定義一個列表，用來存儲所有的已經停止移動的形狀
stop_all_block_list = [['.' for i in range(BLOCK_COL_NUM)] for j in range(BLOCK_ROW_NUM)]
# 字體
font = pygame.font.Font('yh.ttf', 24) # 黑體24
game_over_font = pygame.font.Font("yh.ttf", 72)
game_over_font_width, game_over_font_height = game_over_font.size('GAME OVER')
game_again_font_width, game_again_font_height = font.size('鼠標點擊任意位置，再來一局')
# 得分
score = 0
# 標記遊戲是否結束
game_over = False
# 創建計時器（防止while循環過快，占用太多CPU的問題）
clock = pygame.time.Clock()
while True:
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
elif event.type == pygame.KEYDOWN:
if event.key == pygame.K_LEFT:
if judge_move_left(current_block, current_block_start_col - 1):
current_block_start_col -= 1
elif event.key == pygame.K_RIGHT:
if judge_move_right(current_block, current_block_start_col + 1):
current_block_start_col += 1
elif event.key == pygame.K_UP:
current_block_next_style = change_current_block_style(current_block)
if judge_move_left(current_block_next_style, current_block_start_col) and \
judge_move_right(current_block_next_style, current_block_start_col) and \
judge_move_down(current_block, current_block_start_row, current_block_start_col, stop_all_block_list):
# 判斷新的樣式沒有越界
current_block = current_block_next_style
elif event.key == pygame.K_DOWN:
# 判斷是否可以向下移動，如果碰到底部或者其它的圖形就不能移動瞭
if judge_move_down(current_block, current_block_start_row + 1, current_block_start_col, stop_all_block_list):
current_block_start_row += 1
elif event.type == pygame.MOUSEBUTTONDOWN and event.button:
if game_over:
# 重置遊戲用到的變量
current_block = get_block() # 當前圖形
current_block_start_row = -2 # 當前圖片從哪一行開始顯示圖形
current_block_start_col = 4 # 當前圖形從哪一列開始顯示
next_block = get_block() # 下一個圖形
stop_all_block_list = [['.' for i in range(BLOCK_COL_NUM)] for j in range(BLOCK_ROW_NUM)]
score = 0
game_over = False
# 判斷是否修改當前圖形顯示的起始行
if not game_over and time.time() - last_time > speed:
last_time = time.time()
# 判斷是否可以向下移動，如果碰到底部或者其它的圖形就不能移動瞭
if judge_move_down(current_block, current_block_start_row + 1, current_block_start_col, stop_all_block_list):
current_block_start_row += 1
else:
# 將這個圖形存儲到統一的列表中，這樣便於判斷是否成為一行
add_to_stop_all_block_list(stop_all_block_list, current_block, current_block_start_row, current_block_start_col)
# 判斷是否有同一行的，如果有就消除，且加上分數
score += judge_lines(stop_all_block_list)
# 判斷遊戲是否結束（如果第一行中間有O那麼就表示遊戲結束）
game_over = judge_game_over(stop_all_block_list)
# 調整速度
speed_info, speed = change_speed(score)
# 創建新的圖形
current_block = next_block
next_block = get_block()
# 重置數據
current_block_start_col = 4
current_block_start_row = -2
# 畫背景（填充背景色）
screen.fill(BG_COLOR)
# 畫遊戲區域分隔線
pygame.draw.line(screen, (100, 40, 200), (SIZE * BLOCK_COL_NUM, 0), (SIZE * BLOCK_COL_NUM, SCREEN_HEIGHT), BORDER_WIDTH)
# 顯示當前圖形
for row, line in enumerate(current_block):
for col, block in enumerate(line):
if block != '.':
pygame.draw.rect(screen, (20, 128, 200), ((current_block_start_col + col) * SIZE, (current_block_start_row + row) * SIZE, SIZE, SIZE), 0)
# 顯示所有停止移動的圖形
for row, line in enumerate(stop_all_block_list):
for col, block in enumerate(line):
if block != '.':
pygame.draw.rect(screen, (20, 128, 200), (col * SIZE, row * SIZE, SIZE, SIZE), 0)
# 畫網格線 豎線
for x in range(BLOCK_COL_NUM):
pygame.draw.line(screen, (0, 0, 0), (x * SIZE, 0), (x * SIZE, SCREEN_HEIGHT), 1)
# 畫網格線 橫線
for y in range(BLOCK_ROW_NUM):
pygame.draw.line(screen, (0, 0, 0), (0, y * SIZE), (BLOCK_COL_NUM * SIZE, y * SIZE), 1)
# 顯示右側（得分、速度、下一行圖形）
# 得分
score_show_msg = font.render('得分: ', True, (255, 255, 255))
screen.blit(score_show_msg, (BLOCK_COL_NUM * SIZE + 10, 10))
score_show_msg = font.render(str(score), True, (255, 255, 255))
screen.blit(score_show_msg, (BLOCK_COL_NUM * SIZE + 10, 50))
# 速度
speed_show_msg = font.render('速度: ', True, (255, 255, 255))
screen.blit(speed_show_msg, (BLOCK_COL_NUM * SIZE + 10, 100))
speed_show_msg = font.render(speed_info, True, (255, 255, 255))
screen.blit(speed_show_msg, (BLOCK_COL_NUM * SIZE + 10, 150))
# 下一個圖形（文字提示）
next_style_msg = font.render('下一個: ', True, (255, 255, 255))
screen.blit(next_style_msg, (BLOCK_COL_NUM * SIZE + 10, 200))
# 下一個圖形（圖形）
for row, line in enumerate(next_block):
for col, block in enumerate(line):
if block != '.':
pygame.draw.rect(screen, (20, 128, 200), (320 + SIZE * col, (BLOCK_COL_NUM + row) * SIZE, SIZE, SIZE), 0)
# 顯示這個方格的4個邊的顏色
# 左
pygame.draw.line(screen, (0, 0, 0), (320 + SIZE * col, (BLOCK_COL_NUM + row) * SIZE), (320 + SIZE * col, (BLOCK_COL_NUM + row + 1) * SIZE), 1)
# 上
pygame.draw.line(screen, (0, 0, 0), (320 + SIZE * col, (BLOCK_COL_NUM + row) * SIZE), (320 + SIZE * (col + 1), (BLOCK_COL_NUM + row) * SIZE), 1)
# 下
pygame.draw.line(screen, (0, 0, 0), (320 + SIZE * col, (BLOCK_COL_NUM + row + 1) * SIZE), (320 + SIZE * (col + 1), (BLOCK_COL_NUM + row + 1) * SIZE), 1)
# 右
pygame.draw.line(screen, (0, 0, 0), (320 + SIZE * (col + 1), (BLOCK_COL_NUM + row) * SIZE), (320 + SIZE * (col + 1), (BLOCK_COL_NUM + row + 1) * SIZE), 1)
# 顯示遊戲結束畫面
if game_over:
game_over_tips = game_over_font.render('GAME OVER', True, RED)
screen.blit(game_over_tips, ((SCREEN_WIDTH - game_over_font_width) // 2, (SCREEN_HEIGHT - game_over_font_height) // 2))
# 顯示"鼠標點擊任意位置，再來一局"
game_again = font.render('鼠標點擊任意位置，再來一局', True, RED)
screen.blit(game_again, ((SCREEN_WIDTH - game_again_font_width) // 2, (SCREEN_HEIGHT - game_again_font_height) // 2 + 80))
# 刷新顯示（此時窗口才會真正的顯示）
pygame.display.update()
# FPS（每秒鐘顯示畫面的次數）
clock.tick(60) # 通過一定的延時，實現1秒鐘能夠循環60次
if __name__ == '__main__':
main()
文件blocks.py代碼如下：
# S形方塊 block_s = [['.OO', 'OO.', '...'], ['O..', 'OO.', '.O.']] # Z形方塊 block_z = [['OO.', '.OO', '...'], ['.O.', 'OO.', 'O..']] # I型方塊 block_i = [['.O..', '.O..', '.O..', '.O..'], ['....', '....', 'OOOO', '....']] # O型方塊 block_o = [['OO', 'OO']] # J型方塊 block_j = [['O..', 'OOO', '...'], ['.OO', '.O.', '.O.'], ['...', 'OOO', '..O'], ['.O.', '.O.', 'OO.']] # L型方塊 block_l = [['..O', 'OOO', '...'], ['.O.', '.O.', '.OO'], ['...', 'OOO', 'O..'], ['OO.', '.O.', '.O.']] # T型方塊 block_t = [['.O.', 'OOO', '...'], ['.O.', '.OO', '.O.'], ['...', 'OOO', '.O.'], ['.O.', 'OO.', '.O.']]
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