save project

my_Tetris.py

@@ -24,11 +24,14 @@ while True:
             exit()
             exit()
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
             if event.key == locals.K_RIGHT:
             if event.key == locals.K_RIGHT:
-                center[1]+=1
+                if center[1]<15:
+                    center[1]+=1
             elif event.key == locals.K_LEFT:
             elif event.key == locals.K_LEFT:
-                center[1]-=1
+                if center[1]>1:
+                    center[1]-=1
             elif event.key == locals.K_DOWN:
             elif event.key == locals.K_DOWN:
-                center[0]+=1
+                if center[0]<25:
+                    center[0]+=1
 
 
 
 
     # 将背景图画上去
     # 将背景图画上去