用python写贪吃蛇(1)

本文深入探讨了Python中贪吃蛇游戏墙的设计原理,通过定义Point、Wall和Display类,实现了游戏边界的创建与显示。文章详细解析了代码逻辑,包括墙的位置设置与显示方法。

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关于用python写贪吃蛇,已经有很多源代码可以拿过来用,不过我还是想理解一下这些东西到底是咋写的
第一部分,如何写墙
class Point:
def init(self, x=0,y=0):
self.__x = x
self.__y = y

@property
def x(self):
    return self.__x
    print("self.__x")

@x.setter
def x(self, value):
    self.__x = value

@property
def y(self):
    return self.__y
    print("self.__y")
@y.setter
def y(self, value):
    self.__y = value

class Wall:
def init(self):
self.__position = []
size = 24
for i in range(0,size):
self.__position.append(Point(0,i))
self.__position.append(Point(size-1,i))
if i != 0 and i != size-1:
self.__position.append(Point(i,0))
self.__position.append(Point(i,size-1))

def get_position(self):
    return self.__position

class Display:
@staticmethod
def display(wall_list):
size = 24
s = “”
for x in range(0,size):
for y in range(0,size):
for i in wall_list:
if x == i.x and y == i.y:
temp = True
break
else:
temp = False
if temp:
s += " ooo"
else:
s += " "
s += “\n”
print(s)

wall = Wall()
Display.display(wall.get_position())

这段代码是别人的,它定义了三个类
按我的理解,在第一段代码之中,这里只用到了初始化的方法 init
用来对x和y进行赋值,如Point(0,24)
就是将x置为0,y置为24,至于其他定义的方法,在这里并未使用
而wall类只定义了一个数组
其中有(0,0)(0,1)(0,2)(0,3)(0,4)(0,5)(0,6)(0,7)(0,8)(0,24)(23,0)(23,24)
也就是说这里是将墙的上下界限定义了出来

对于Display类
它调用display方法获得wall类中的数组,随后运用嵌套循环的方法,来打印代表墙的小圆圈

好的,以下是一个简单的Python贪吃蛇游戏的代码: ```python import pygame import time import random pygame.init() white = (255, 255, 255) black = (0, 0, 0) red = (213, 50, 80) green = (0, 255, 0) blue = (50, 153, 213) display_width = 600 display_height = 400 display = pygame.display.set_mode((display_width, display_height)) pygame.display.set_caption('Snake Game') clock = pygame.time.Clock() snake_block = 10 snake_speed = 15 font_style = pygame.font.SysFont(None, 30) def message(msg, color): mesg = font_style.render(msg, True, color) display.blit(mesg, [display_width / 6, display_height / 3]) def gameLoop(): 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: display.fill(black) message("You Lost! Press Q-Quit or C-Play Again", red) 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: gameLoop() 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 display.fill(black) pygame.draw.rect(display, 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 for segment in snake_List: pygame.draw.rect(display, white, [segment[0], segment[1], snake_block, snake_block]) 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) pygame.quit() quit() gameLoop() ``` 这个游戏非常简单,你可以直接复制上面的代码并运行,就可以开始玩游戏了。
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