save project

my_Tetris.py

@@ -49,7 +49,7 @@ center = [2, 8]     # 第2行第8列
 shape = random.choice(shape_list)
 index = random.randint(0, len(shape)-1)     # 随机形状索引
 current_shape = shape[index]
-color = random.choice(cube_colors)
+color = random.choice(cube_colors)          # 随机选取一种颜色
 
 def check(center):
     for cube in current_shape:
@@ -58,7 +58,6 @@ def check(center):
         if cube[0] < 1 or cube[1] < 1 or cube[0] > grid_num_height \
                 or cube[1] >grid_num_width:
             return False
-
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -78,7 +77,18 @@ while True:
                 center[0] = center[0] + 1
                 if check(center) == False:
                     center[0] = center[0] - 1
-# 将背景图画上去
+            
+            elif event.key == locals.K_UP:      # 向上键
+                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
     screen.blit(background, (0, 0))
     # 计算出所有小方块的行、列位置
     current_pos = []