编写五子棋的完整python代码_python实现五子棋游戏(pygame版)
本文實例為大家分享了python五子棋游戲的具體代碼,供大家參考,具體內容如下
目錄
簡介
實現過程
結語
簡介
使用python實現pygame版的五子棋游戲;
環境:Windows系統+python3.8.0
游戲規則:
1.分兩位棋手對戰,默認黑棋先下;當在棋盤點擊左鍵,即在該位置繪制黑棋;
2.自動切換到白棋,當在棋盤點擊左鍵,即在該位置繪制白棋;
3.輪流切換棋手下棋,當那方先形成5子連線者獲勝(橫、豎、斜、反斜四個方向都可以)。
游戲運行效果如下:
實現過程
1.新建文件settings.py,用來定義一些必須的基本屬性和初始值;
class Settings():
def __init__(self):
"""初始化的游戲配置"""
# 屏幕寬高
self.width = 700
self.height = 554
# 文字顏色和大小
self.fontsize = 14
self.fonttype = 'simsunnsimsun'
# 棋盤格數
self.number = 15
# 棋盤左邊距、上邊距和間隔
self.bd_left = 30
self.bd_top = 30
self.bd_space = 36
# 判斷游戲是否結束(默認開始)
self.game_active = True
# 判斷哪方下棋(默認黑子先寫)
self.chess_player = 1
self.prompt_info = '當前棋手:黑棋'
# 開始校驗輸贏(兩邊合計9,因為已經有一邊5步)
self.win_number = 0
# 設置背景圖、黑棋圖片、白棋圖片路徑
self.checkerboard_bg = 'images/checkerboard_bg.png'
self.black_chess = 'images/black_chess.png'
self.white_chess = 'images/white_chess.png'
# 存儲落子數據
self.move_chess = []
2.新建文件checkerboard.py,主要用來繪制背景圖和棋格線;
import sys
import pygame
class Checkerboard():
def __init__(self, ck_settings, screen, position):
self.ck_settings = ck_settings
self.screen = screen
self.position = position
# 顏色和坐標大小
self.text_color = (0, 0, 0)
self.font = pygame.font.SysFont(ck_settings.fonttype, ck_settings.fontsize)
# 存儲棋子坐標
self.checkerboard = []
# 加載背景圖、黑棋和白棋(當有圖片不存在時,打印錯誤并退出游戲)
try:
self.bg_image = pygame.image.load(ck_settings.checkerboard_bg)
self.black_image = pygame.image.load(ck_settings.black_chess).convert_alpha() # convert_alpha背景透明
self.white_image = pygame.image.load(ck_settings.white_chess).convert_alpha()
self.chess_rect = self.black_image.get_rect()
except Exception as e:
print('error:', e)
sys.exit()
def draw_board(self):
# 存儲棋子坐標
for i in range(self.ck_settings.number):
self.checkerboard.append([])
for j in range(self.ck_settings.number):
self.checkerboard[i].append(self.position(self.ck_settings.bd_left + i * self.ck_settings.bd_space, self.ck_settings.bd_top + j * self.ck_settings.bd_space))
# 繪制棋盤坐標
for i in range(0, self.ck_settings.number):
# ord返回字符的ASCII數值,chr再返回字符
x_text = self.font.render(chr(ord('A') + i), True, self.text_color) # A-O
y_text = self.font.render(str(i + 1), True, self.text_color) # 1-15
# 繪制xy軸坐標(在棋盤背景圖繪制)
self.bg_image.blit(x_text, (self.checkerboard[i][0].x - x_text.get_width() / 2, self.checkerboard[i][0].y - 20))
self.bg_image.blit(y_text, (self.checkerboard[0][i].x - 20, self.checkerboard[0][i].y - y_text.get_height() / 2))
# 繪制橫豎線(在棋盤背景圖繪制)
pygame.draw.line(self.bg_image, self.text_color, self.checkerboard[0][i], self.checkerboard[self.ck_settings.number-1][i])
pygame.draw.line(self.bg_image, self.text_color, self.checkerboard[i][0], self.checkerboard[i][self.ck_settings.number-1])
# 繪制棋盤背景圖
self.screen.blit(self.bg_image, (0, 0))
3.新建文件infopanel.py,主要用來繪制棋盤右邊提示信息(暫時只有顯示下棋方和獲勝信息);
import pygame.font
class Infopanel():
def __init__(self, ck_settings, screen):
"""初始化屬性"""
self.settings = ck_settings
self.screen = screen
self.screen_rect = screen.get_rect()
# 設置文字顏色和字體大小
self.info_color = (217, 8, 10)
self.font = pygame.font.SysFont(ck_settings.fonttype, 16)
def draw_info(self, info):
"""將文字渲染為圖像,并定位到右邊水平居中"""
self.info_image = self.font.render(info, True, self.info_color)
self.info_image_rect = self.info_image.get_rect()
self.info_image_rect.right = self.screen_rect.right - (self.screen_rect.width - 536 - self.info_image_rect.width) / 2
self.info_image_rect.top = 50
# 繪制到屏幕
self.screen.blit(self.info_image, self.info_image_rect)
4.新建文件“game_functions.py”,存放跟游戲有關的所有業務邏輯函數;
import sys
import pygame
# 棋
def update_board(ck_settings, cb, index_coordinates, position):
"""更新棋盤信息"""
# 判斷棋手(黑棋或白棋)
if ck_settings.chess_player == 1:
ck_settings.prompt_info = '當前棋手:白棋'
img = cb.black_image
chess_type = 'black'
else:
ck_settings.prompt_info = '當前棋手:黑棋'
img = cb.white_image
chess_type = 'white'
"""落棋"""
dropState = check_at(ck_settings, index_coordinates)
if dropState:
i, j = index_coordinates
chess_x = cb.checkerboard[j][i].x - cb.chess_rect.width / 2
chess_y = cb.checkerboard[j][i].y - cb.chess_rect.height / 2
# 累計步數(兩邊合計)
ck_settings.win_number += 1
# 落子并轉換棋手
ck_settings.move_chess.append({'type': chess_type, 'coord': position(i, j)})
cb.bg_image.blit(img, (chess_x, chess_y))
ck_settings.chess_player *= -1
# 合計9步開始校驗輸贏
if ck_settings.win_number >= 9:
check_stats(ck_settings, (i, j))
else:
ck_settings.prompt_info = '已經有其他棋子'
# 檢查(i,j)位置是否已占用
def check_at(ck_settings, index_coordinates):
for item in ck_settings.move_chess:
if index_coordinates == item['coord']:
return False
return True
def check_stats(ck_settings, pos):
"""校驗四個方向,是否有了輸贏"""
pos_i, pos_j = pos
directs = [(1, 0), (0, 1), (1, 1), (1, -1)] # 橫、豎、斜、反斜 四個方向檢查
for direct in directs:
line_checkerboard = []
d_x, d_y = direct
last = ck_settings.move_chess[-1]
line_ball = [] # 存放在一條線上的棋子
for ball in ck_settings.move_chess:
# 跟最后落子判斷
if ball['type'] == last['type']:
x = ball['coord'].x - last['coord'].x
y = ball['coord'].y - last['coord'].y
if d_x == 0:
if x == 0:
line_ball.append(ball['coord'])
if d_y == 0:
if y == 0:
line_ball.append(ball['coord'])
if x * d_y == y * d_x:
line_ball.append(ball['coord'])
if len(line_ball) >= 5: # 只有5子及以上才繼續判斷
sorted_line = sorted(line_ball)
for i, item in enumerate(sorted_line):
index = i + 4
if index < len(sorted_line):
if d_x == 0:
y1 = item.y
y2 = sorted_line[index].y
# 此點和第5個點比較y值,如相差為4則連成5子
if abs(y1 - y2) == 4:
ck_settings.prompt_info = '黑棋獲勝' if last['type'] == 'black' else '白棋獲勝'
else:
x1 = item.x
x2 = sorted_line[index].x
# 此點和第5個點比較x值,如相差為4則連成5子
if abs(x1 - x2) == 4:
ck_settings.prompt_info = '黑棋獲勝' if last['type'] == 'black' else '白棋獲勝'
else:
break
# 事件
def check_events(ck_settings, cb, position):
"""監聽事件"""
for event in pygame.event.get():
if event.type == pygame.QUIT:
sys.exit()
elif event.type == pygame.MOUSEBUTTONDOWN:
# 點擊左鍵
if event.button == 1:
pos = pygame.mouse.get_pos() # 獲取點擊實際坐標
# 判斷是否溢出
x_first = cb.checkerboard[0][0].x
x_last = cb.checkerboard[ck_settings.number - 1][ck_settings.number - 1].x
y_first = cb.checkerboard[0][0].y
y_last = cb.checkerboard[ck_settings.number - 1][ck_settings.number - 1].y
if pos[0] < x_first or pos[0] > x_last or pos[1] < y_first or pos[1] > y_last:
ck_settings.prompt_info = '落子位置不正確!'
else:
index_coordinates = to_index(ck_settings, pos)
update_board(ck_settings, cb, index_coordinates, position)
def to_index(ck_settings, pos):
"""實際坐標轉換為棋盤下標"""
i = round((pos[1] - ck_settings.bd_top) / ck_settings.bd_space)
j = round((pos[0] - ck_settings.bd_left) / ck_settings.bd_space)
return (i, j)
5.新建文件gobang.py,主函數用來初始化程序,并同步更新程序的信息;
import pygame
from settings import Settings
from checkerboard import Checkerboard
from collections import namedtuple
import game_functions as gf
from infopanel import Infopanel
def run_game():
"""運行游戲"""
# 初始化游戲屏幕
pygame.init()
# 創建時鐘對象 (可以控制游戲循環頻率)
clock = pygame.time.Clock()
# 配置實例化
ck_settings = Settings()
screen = pygame.display.set_mode((ck_settings.width, ck_settings.height))
pygame.display.set_caption('五子棋游戲')
# namedtuple創建類似于元組的數據類型,除了可以用索引訪問,能夠迭代,還能用屬性名訪問數據
position = namedtuple('Position', ['x', 'y'])
# 創建實例
cb = Checkerboard(ck_settings, screen, position)
# 實例化面板信息
infopanel = Infopanel(ck_settings, screen)
while ck_settings.game_active:
# 繪制棋盤
cb.draw_board()
# 繪制面板信息
infopanel.draw_info(ck_settings.prompt_info)
# 檢查玩家事件并更新棋盤
gf.check_events(ck_settings, cb, position)
# 讓最近繪制的屏幕可見
pygame.display.flip()
# 通過時鐘對象指定循環頻率
clock.tick(60) # 每秒循環60次
run_game()
6.在文件gobang.py目錄路徑下,執行命令“python gobang.py”彈出窗口,即可對其操作游玩。
結語
該游戲只是實現了基礎功能,還有很多可優化的功能:
1.根據實際情況加上更詳細的面板信息(比如倒計時等);
2.加上開始游戲按鈕,可參考前面python實例;
3.勝負榜單等,可參考前面python實例。
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總結
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