save project

snake.py

@@ -10,8 +10,13 @@ pygame.init()
 screen=pygame.display.set_mode((660,480))
 bg=image.load('bg.png')
 right=image.load('right.png')
+down=image.load('down.png')
+up=image.load('up.png')
+left=image.load('left.png')
 body=image.load('body.png')
 apple=image.load('apple.png')
+heading=right
+head=right
 x,y=240,120
 fps=pygame.time.Clock()
 position=[(210,60),(240,60),(240,90),(x,y)]
@@ -19,11 +24,31 @@ while True:
     for event in pygame.event.get():
         if event.type==locals.QUIT:
             exit()
-    x+=30
+    if event.type==locals.KEYDOWN:
+        if event.key==locals.K_UP and heading!='down':
+             heading='up'
+             head=up
+        if event.key==locals.K_DOWN and heading!='up':
+             heading='down'
+             head=down
+        if event.key==locals.K_RIGHT and heading!='left':
+             heading='right'
+             head=right
+        if event.key==locals.K_LEFT and heading!='right':
+             heading='left'
+             head=left
+    if heading=='up':
+        y-=30
+    elif heading=='down':
+        y+=30
+    elif heading=='left':
+        x-=30
+    else :
+        x+=30
     position.append((x,y))
     position.pop(0)
     screen.blit(bg,(0,0))
-    screen.blit(right,(x,y))
+    screen.blit(head,(x,y))
     for i in range(len(position)-1):
         screen.blit(body,position[i])
     screen.blit(apple,(360,120))