save project

my_Tetris.py

@@ -54,6 +54,14 @@ current_shape = shape[index]
 #随机颜色
 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:
@@ -63,8 +71,9 @@ while True:
                 if center[1] < 15:
                     center[1] += 1
             elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
-                    center[1] -= 1
+                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