save project

my_Tetris.py

@@ -74,7 +74,14 @@ while True:
             elif event.key == locals.K_DOWN:    # 向下
                 if center[0] < 25:
                     center[0] += 1
-
+            elif event.key == locals.K_UP:
+                old_index = index
+                index += 1
+                if index >= len (shape):
+                    index = 0
+                current_shape = shape[index]
+                if check(center)  == Fales:
+                    index = old_index
     # 将背景图画上去
     screen.blit(background, (0, 0))
     # 计算出所有小方块的行、列位置