save project

my_Tetris.py

@@ -71,10 +71,19 @@ while True:
                 center[1] -= 1
                 center[1] -= 1
                 if check(center)==False:
                 if check(center)==False:
                     center[1] += 1    
                     center[1] += 1    
-            elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
-                    center[0] += 1
-
+            elif event.key == locals.K_DOWN:    # 向下               
+                center[0] += 1
+                if check(center)==False:
+                    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)==False:
+                    index=old_index
+                    current_shape=shape[index]
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 计算出所有小方块的行、列位置
     # 计算出所有小方块的行、列位置