save project

my_Tetris.py

@@ -50,20 +50,31 @@ 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:
-                    center[1] += 1
-            elif event.key == locals.K_LEFT:    # 向左
-                if center[1] > 1:
+            if event.key == locals.K_LEFT:    
                 center[1] -= 1
-            elif event.key == locals.K_DOWN:    # 向下
-                if center[0] < 25:
-                    center[0] += 1
+                if check(center) == False:
+                    center[1] = center[1]+1
+            elif event.key == locals.K_RIGHT:    
+                center[1] += 1
+                if check(center) == False:
+                    center[1] = center[1]-1
+            elif event.key == locals.K_DOWN:
+                center[0] = center[0]+1
+                if check(center)== False:
+                    center[0] = center[0]-1
+                
+
 
     # 将背景图画上去
     screen.blit(background, (0, 0))