save project

my_Tetris.py

@@ -51,19 +51,29 @@ index = random.randint(0, len(shape)-1)
 current_shape = shape[index]
 color = random.choice(cude_colors)
 
-while True:
+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
     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:
-                    center[1] += 1
-            elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
+                center[1] += 1
+                if check(center)==False:
                     center[1] -= 1
+
+            elif event.key == locals.K_LEFT:    # 向左
+                 center[1] -= 1
+                if check(center)==False:
+                    center[1] += 1
             elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
+                 center[0] -= 1
+                if check(center)==False:
                     center[0] += 1
 
     # 将背景图画上去