save project

snake.py

@@ -10,10 +10,16 @@ FPSCLOCK = pygame.time.Clock()#pygame,时钟，控制游戏速度
 
 
 # 背景
 # 背景
 background = pygame.image.load('bg.png')
 background = pygame.image.load('bg.png')
+
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
 
 
+snake_head = right
 x,y=240,120
 x,y=240,120
 position = [(180,90),(180,120),(210,120),(x, y)]
 position = [(180,90),(180,120),(210,120),(x, y)]
 
 
@@ -22,13 +28,91 @@ while True:
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT:
+                snake_head = right
+            if event.key == locals.K_LEFT:
+                snake_head = left
+            if event.key == locals.K_UP:
+                snake_head = up
+            if event.key == locals.K_DOWN:
+                snake_head = down
     x+=30
     x+=30
     position.append((x,y))
     position.append((x,y))
     position.pop(0)
     position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, position[-1])
+    screen.blit(snake_head, position[-1])
+    # 将贪吃蛇的身体画上去
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    # 将果实画上去
+    screen.blit(food, (360, 300))
+    # 刷新画面
+    pygame.display.update()
+    FPSCLOCK.tick(3) 
+08:53
+杨沫
+import pygame
+from pygame import locals
+
+# 初始化pygame，为使用硬件做准备
+pygame.init()
+
+# 创建一个窗口
+screen = pygame.display.set_mode((660, 480))
+FPSCLOCK = pygame.time.Clock()#pygame,时钟，控制游戏速度
+
+# 背景
+background = pygame.image.load('bg.png')
+
+right = pygame.image.load('right.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
+
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+
+snake_head = right
+setheading = "right"
+x,y=240,120
+position = [(180,90),(180,120),(210,120),(x, y)]
+
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            # 接收到退出事件后退出程序
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading !="left":
+                snake_head = right     
+                setheading = "right"       
+            if event.key == locals.K_LEFT and setheading !="right":
+                snake_head = left    
+                setheading = "left"  
+            if event.key == locals.K_UP and setheading !="down":
+                snake_head = up      
+                setheading = "up"  
+            if event.key == locals.K_DOWN and setheading !="up":
+                snake_head = down
+                setheading = "down"
+             
+    if setheading == "right":
+        x+=30
+    elif setheading == "left":
+        x-=30
+    elif setheading == "up":
+        y-=30
+    elif setheading == "down":
+        y+=30
+    position.append((x,y))
+    position.pop(0)
+    # 将背景图画上去
+    screen.blit(background, (0, 0))
+    # 将贪吃蛇画上去
+    screen.blit(snake_head, position[-1])
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
     for i in range(len(position)-1):
     for i in range(len(position)-1):
         screen.blit(body,position[i])
         screen.blit(body,position[i])
@@ -36,4 +120,4 @@ while True:
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面
     pygame.display.update()
     pygame.display.update()
-    FPSCLOCK.tick(3
+    FPSCLOCK.tick(3) 
\ No newline at end of file