save project

my_Tetris.py

@@ -54,9 +54,7 @@ color = random.choice(cube_colors)
 def check(center):
     for cube in current_shape:
         cube = (cube[0] + center[0],cube[1] + center[1])
-        
-        if cube[0] < 1 or cube[1] > grid_num_height \ 
-                or cube[1] > grid_num_width:
+        if cube[0] < 1 or cube[1] < 1 or cube[0] > grid_num_height or cube[1] > grid_num_width:
             return False
 
 
@@ -71,14 +69,14 @@ while True:
                 center[1] = center[1]+1
                 if check(center) == False:
                     center[1] = center[1]-1
-            elif event.key == locals.K_LEFT:    # 向左
+            if event.key == locals.K_LEFT:    # 向左
                 center[1] = center[1]-1
-                if check(center) > False:
+                if check(center) == False:
                     center[1] = center[1]+1
             elif event.key == locals.K_DOWN:    # 向下
-                center[1] = center[1]-1
+                center[0] = center[0]+1
                 if check(center) == False:
-                    center[1] = center[1]+1
+                    center[0] = center[0]-1
     # 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