save project

my_Tetris.py

 import pygame
 from pygame import locals
-
+import random
 pygame.init()   # 初始化
 score = 0
 grid_size = 20  # 格子大小
@@ -46,19 +46,31 @@ cube_colors = [
 
 center = [2, 8]     # 第2行第8列
 shape = random.choice(hsape_list)
-index = random.randint(0, len(sha))
+index = random.randint(0, len(shape)-1)
+current_shape = shape[index]
+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] < 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:
             exit()
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_RIGHT:     # 向右
-                if center[1] < 15:
+            if event.key == locals.K_LEFT: 
+                center[1] = center[1] - 1
+                if check(center) == False:
+                    center[1] = center[1] + 1
+
+            elif event.key == locals.K_RIGHT:    # 向左
+                if center[1] > 15:
                     center[1] += 1
-            elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
-                    center[1] -= 1
+
             elif event.key == locals.K_DOWN:    # 向下
                 if center[0] < 25:
                     center[0] += 1