save project

1.py

+import pygame
+from pygame import locals
+# 初始化pygame，为使用pygame做准备
+pygame.init()
+
+# 创建一个窗口
+screen=pygame.display.set_mode((660,480))
+FPSCLOCK=pygame.time.Clock()
+background = pygame.image.load('bg.png') 
+right = pygame.image.load('right.png')
+food = pygame.image.load('apple.png')
+body = pygame.image.load('body.png')
+x,y=240,120
+position[(180,90),(180,120),(210,120),(x,y)]
+setheading = "right"
+while True:
+    for event in pygame.event.get():
+        if event.type == locals.QUIT:
+            exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_RIGHT and setheading != "left":
+                setheading = 'right' 
+            if event.key == locals.K_RIGHT and setheading != "right":
+                setheading = 'left'
+            if event.key == locals.K_RIGHT and setheading != "down":
+                setheading = 'up'        
+            if event.key == locals.K_RIGHT and setheading != "up":
+                setheading = 'down'    
+    if setheading == "right":           
+        x +=30
+    elif setheading == "left":           
+        x -=30 
+    elif expression == "up":           
+        y +=30
+    else:
+        y +=30       
+    position.append(x,y)
+    position.pop(0)
+    screen.blit(background,(0,0))
+    screen.blit(right, position[-1])
+    for i in range(len(position)-1):
+        screen.blit(body,position[i]  
+
+    
+    pygame.display.update()
+    FPSCLOCK.tick(3)
\ No newline at end of file

snake.py

@@ -11,7 +11,7 @@ right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 x,y=240,120
-position[(180,90),(180,120),(210,120),(x,y)]
+position=[(180,90),(180,120),(210,120),(x,y)]
 setheading = "right"
 while True:
     for event in pygame.event.get():
@@ -20,20 +20,26 @@ while True:
         if event.type == locals.KEYDOWN:
             if event.key == locals.K_RIGHT and setheading != "left":
                 setheading = 'right' 
-            if event.key == locals.K_RIGHT and setheading != "right":
+            if event.key == locals.K_LEFT and setheading != "right":
                 setheading = 'left'
-            if event.key == locals.K_RIGHT and setheading != "down":
+            if event.key == locals.K_UP and setheading != "down":
                 setheading = 'up'        
-            if event.key == locals.K_RIGHT and setheading != "up":
+            if event.key == locals.K_DOWN and setheading != "up":
                 setheading = 'down'    
-    x+=30
-    position.append(x,y)
+    if setheading == "right":           
+        x +=30
+    elif setheading == "left":           
+        x -=30 
+    elif setheading == "up":           
+        y -=30
+    else:
+        y +=30       
+    position.append((x,y))
     position.pop(0)
     screen.blit(background,(0,0))
     screen.blit(right, position[-1])
-    for i in range(len(position)-1):
-        screen.blit(body,position[i]  
-
 
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])  
     pygame.display.update()
-    FPSCLOCK.tick(5)
\ No newline at end of file
+    FPSCLOCK.tick(3)
\ No newline at end of file