save project

snake.py

@@ -5,21 +5,46 @@ pygame.init()
 fp=pygame.time.Clock()
 bg=pygame.image.load("bg.png")
 right=pygame.image.load("right.png")
+down=pygame.image.load("down.png")
+up=pygame.image.load("up.png")
+left=pygame.image.load("left.png")
 apple=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"
+head=right
 Screen = pygame.display.set_mode((800,600))
 while True:
     for event in pygame.event.get():
         print(event)
         if event.type==locals.QUIT:
             exit()
-    x+=30
+        if event.type==locals.KEYDOWN:
+            if event.key==locals.K_RIGHT and setheading!="left":
+                setheading="right"
+                head=right
+            if event.key==locals.K_LEFT and setheading!="right":
+                setheading="left"
+                head=left
+            if event.key==locals.K_UP and setheading!="down":
+                setheading="up"
+                head=up
+            if event.key==locals.K_DOWN and setheading!="up":
+                setheading="down"  
+                head=down  
+    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(bg,(0,0)) 
-    Screen.blit(right,(x,y))
+    Screen.blit(head,(x,y))
     Screen.blit(apple,(270,240))  
     for i in range(3):
         Screen.blit(body,position[i])